CN105551303B - A kind of vehicle-mounted following distance inductive hint system - Google Patents
A kind of vehicle-mounted following distance inductive hint system Download PDFInfo
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- CN105551303B CN105551303B CN201510925932.1A CN201510925932A CN105551303B CN 105551303 B CN105551303 B CN 105551303B CN 201510925932 A CN201510925932 A CN 201510925932A CN 105551303 B CN105551303 B CN 105551303B
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- 230000001939 inductive effect Effects 0.000 title claims abstract description 90
- 238000010295 mobile communication Methods 0.000 claims abstract description 46
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- 230000008569 process Effects 0.000 claims description 15
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- G—PHYSICS
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- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
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- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The invention provides a kind of vehicle-mounted following distance inductive hint system, its binding relationship and traffic operation for being set up by mobile communications network and system server between mobile client used in vehicle-mounted following distance cue display terminal and user, the setting of parameter can be controlled by the vehicle-mounted following distance cue display terminal being mounted on vehicle by mobile client, the cue display operation that maintains safe distance is performed when judging that front vehicle following distance is less than preset limit by its distance sensing ability sensing by vehicle-mounted following distance cue display terminal, can be front vehicle following distance near situation excessively be sensed and reminded, so as to help to alleviate " road anger " mood of driver between driving vehicle, and help to reduce because of the traffic safety hidden danger that spacing is closely brought excessively between two cars, and user is easy to use, it is vdiverse in function, technology realizes that difficulty is small, application effect is notable, possesses market-oriented application prospect well.
Description
Technical field
The invention belongs to electronic equipment intellectualized technology and internet of things field, more particularly to one kind are vehicle-mounted with spacing
From inductive hint system.
Background technology
With development of automobile industry, household person car quantity is on the increase, and this consumer goods of automobile constantly enter into always
The lives of the people.Increase behind in this huge data, urban road problem is increasing, and human pilot is up in crowded road
Sail, " road anger " mood is easily produced by the influence of some factors.
" road anger " composers of ci poetry are no longer strange, and it comes from foreign psychology.Driver is caused to produce " road anger " mood
The reason for it is a lot, mostly come from other people overtake other vehicles by force, carelessly lane change, rush the uncivil driving such as amber light or red light and dangerous driving
Behavior, and wherein also include a key factor for being related to traffic safety, it is exactly the spacing problem of fore-aft vehicle.
《People's Republic of China's law on road traffic safety》There is clear and definite regulation for safe distance between vehicles, this is not only regulation
Regulation, fore-aft vehicle keep safe distance between vehicles also have important influence to traffic safety.Counted according to data survey, in vehicle rear-end collision
There is 80% to be all in accident because front vehicle following distance is excessively near and triggers.Therefore, in many drivers, rear car
Following distance is excessively near, not exclusively there may be the uncivil driving behavior for deliberately provoking meaning, easily causes driver's
Dislike, " road anger " mood, while being also easy to trigger traffic accident, bring traffic safety hidden danger.
However, found by substantial amounts of Information Statistics and research, the near uncivil driving behavior excessively of rear car following distance,
Many times not rear car driver is intentional for it, and is due to the notice that driver is difficult to prolonged holding high concentration
And alertness, when notice is slightly loosened or when being hurried on a journey because being eager and neglecting spacing alertness, have ignored with
Due safe distance between vehicles is kept between front truck；If there is other people or in the case that external information is subject to prompting, just it can note immediately
The problem of safe distance between vehicles, it is to avoid the influence that front vehicles are brought and the traffic safety hidden danger that may trigger.
It can be seen that, if it is possible to the spacing situation between front vehicle driver and front vehicles is timely reminded,
It is still able to well to improve and correct driver's following distance near uncivil driving behavior excessively when driving.It is directed to
This, has also had some to be directed to measure and the research of application technology at present.For example, being equipped with present in some medium and high classes automobiles
There is front spacing prompting function, to be detected to the spacing between vehicle and front vehicles, and when spacing is excessively near
By sound prompting, driver maintains safe distance, and this function solves the problem of spacing is reminded to a certain extent.But it is another
The problem of aspect, is but ignored by people for a long time, that is, driver can not confirm whether the vehicle at its rear can be noted that peace
The problem of full spacing（Because can not learn whether front vehicle possesses front spacing prompting function）, front vehicle can not also be added
Effectively to remind, therefore driver can not be avoided because of the potential safety hazard that front vehicle following distance is excessively near and is brought to oneself.
Simultaneously as the problem also result in currently for the technology solution that problem is reminded in front vehicle following distance by long-standing neglect
Certainly scheme is still lacked.
The content of the invention
For deficiencies of the prior art, the present invention provides a kind of vehicle-mounted following distance inductive hint system, uses
To be sensed and reminded for front vehicle following distance near situation excessively, so as to help to alleviate driver between driving vehicle
" road anger " mood, and help to reduce because of the traffic safety hidden danger that spacing is closely brought excessively between two cars.
In order to solve the above technical problems, present invention employs following technological means：
A kind of vehicle-mounted following distance inductive hint system, including vehicle-mounted following distance cue display terminal, for supplying
User uses and sets up the mobile client of binding relationship with vehicle-mounted following distance cue display terminal, and is arranged on shifting
System server in dynamic communication network；The mobile client is used to communicate with system server by mobile communications network,
Sent to system server and include the vehicle-mounted parameter setting request apart from inductive hint control parameter configuration information；It is described vehicle-mounted
Distance perspective is performed to vehicle-mounted following distance cue display terminal to indicate apart from inductive hint control parameter configuration information
The control parameter of prompt facility is answered to be configured；Record has mobile client to be carried with vehicle-mounted following distance in the system server
Show the binding relationship between signal display terminal, for receiving the parameter setting request from mobile client, and join to sending
Number sets the mobile client of request to be controlled authority discriminating, after confirming that the mobile client possesses control authority, leads to
Cross vehicle-mounted following distance cue display terminal bound in from mobile communications network to the mobile client send with it is described
It is vehicle-mounted apart from corresponding vehicle-mounted apart from inductive hint control of inductive hint control parameter configuration information in parameter setting request
Parameter setting instruction；The vehicle-mounted following distance cue display terminal possesses distance sensing ability and cue shows energy
Power, for being mounted on the rear portion of vehicle to be shown to front vehicle progress distance sensing and cue, and it passes through shifting
Dynamic communication network communicates with system server, receives vehicle-mounted set apart from inductive hint control parameter from system server and refers to
Make and perform corresponding control parameter and operation is set, and after completing to set operation, according to set control parameter, opening
Its distance perspective is answered in the state of prompt facility, is less than preset limit according to distance sensing signal determining front vehicle following distance
When, perform the cue display operation that maintains safe distance.
In above-mentioned vehicle-mounted following distance inductive hint system, specifically, the vehicle-mounted following distance cue shows
Show that terminal includes display module, distance detector module, mobile communication module and control process module；The display module is used for
Set, shown for performing cue according to the control of control process module backward installed in the rear portion of vehicle and its display surface
Operation；The distance detector module is used to, installed in the rear portion of vehicle, carry out distance sensing to front vehicle, and will sense
Distance sensing signal transmit to control process module；The mobile communication module is used for logical according to the control of control process module
Mobile communications network is crossed to communicate with system server；The control process module is used to receive to come from by mobile communication module
Vehicle-mounted set apart from inductive hint control parameter of system server instructs and performed corresponding control parameter setting operation, and complete
Into setting after operation, according to set control parameter, opening in the state of its distance perspective answers prompt facility, according to from away from
When distance sensing signal determining front vehicle following distance from detector module is less than preset limit, control display module is performed
The cue that maintains safe distance display operation.
In above-mentioned vehicle-mounted following distance inductive hint system, as an improvement scheme, the vehicle-mounted following distance is carried
Show that signal display terminal is also equipped with auditory tone cues ability, opening in the state of its distance perspective answers prompt facility, according to distance perspective
When surveying signal determining front vehicle following distance less than preset limit, spacing warning auditory tone cues operation is also performed in the lump.
In above-mentioned vehicle-mounted following distance inductive hint system, as a kind of preferred scheme, the vehicle-mounted following distance is carried
Show that signal display terminal is being opened in the state of its distance perspective answers prompt facility, with specific reference to distance sensing signal determining rear car
The Predicated execution mode that following distance is less than preset limit is：Control set by vehicle-mounted following distance cue display terminal
Include minimum following distance threshold limit in parameter processed；Opening in the state of its distance perspective answers prompt facility, it is vehicle-mounted with car
Distance prompt signal display terminal is in real time compared distance sensing signal with set minimum following distance threshold limit
Compared with when the value of distance sensing signal is less than minimum following distance threshold limit, judgement front vehicle following distance is less than default
Limitation.
In above-mentioned vehicle-mounted following distance inductive hint system, as an improvement scheme, the vehicle-mounted following distance is carried
Show that signal display terminal is additionally operable to after completing to set operation, according to set control parameter, should be carried opening its distance perspective
In the state of showing function, according to distance sensing signal determining after front vehicle following distance is less than preset limit State Transferring
When square vehicle following distance is more than or equal to preset limit state, the display operation of safe distance between vehicles back-signalling is performed.
In above-mentioned vehicle-mounted following distance inductive hint system, as further improvement project, the vehicle-mounted following distance
Cue display terminal is also equipped with auditory tone cues ability, is opening in the state of its distance perspective answers prompt facility, according to distance
When sensing signal judges that front vehicle following distance is less than preset limit, spacing warning auditory tone cues operation, root are also performed in the lump
It is that front vehicle following distance is big to be less than preset limit State Transferring by front vehicle following distance according to distance sensing signal determining
When preset limit state, also perform the operation for stopping spacing warning auditory tone cues or execution spacing secure voice is carried
Show operation.
In above-mentioned vehicle-mounted following distance inductive hint system, as a kind of preferred scheme, the vehicle-mounted following distance is carried
Show that signal display terminal is being opened in the state of its distance perspective answers prompt facility, with specific reference to distance sensing signal determining by rear
It is that front vehicle following distance is more than or equal to sentencing for preset limit state that vehicle following distance, which is less than preset limit State Transferring,
Determining executive mode is：Include minimum following distance in control parameter set by vehicle-mounted following distance cue display terminal
Threshold limit；Opening in the state of its distance perspective answers prompt facility, vehicle-mounted following distance cue display terminal is in real time
Distance sensing signal is compared with set minimum following distance threshold limit, when distance sensing signal value by less than
The state change of minimum following distance threshold limit be more than or equal to minimum following distance threshold limit state when, judge by
It is that front vehicle following distance is more than or equal to preset limit state that front vehicle following distance, which is less than preset limit State Transferring,.
In above-mentioned vehicle-mounted following distance inductive hint system, as a kind of preferred scheme, the vehicle-mounted following distance is carried
At least one of show the specific setting of minimum following distance threshold limit in signal display terminal, in the following way：
Mode one：
Include in the parameter setting request that the mobile client is sent to system server and vehicle-mounted following distance is carried
Show that the value of the minimum following distance threshold limit of signal display terminal is configured vehicle-mounted apart from inductive hint control parameter
Configuration information；
The system server receive the parameter setting from mobile client ask and confirm mobile client have
After standby control authority, shown by the vehicle-mounted following distance cue bound in mobile communications network to the mobile client
The vehicle-mounted following distance that terminal transmission includes the minimum following distance threshold limit value included in parameter setting request is carried
Show that control parameter sets instruction；
The vehicle-mounted following distance cue display terminal receives the vehicle-mounted following distance prompting from system server
Control parameter is set after instruction, points out control parameter to set the minimum following distance included in instruction to limit according to vehicle-mounted following distance
The value of threshold value processed, is configured to minimum following distance threshold limit；
Mode two：
Include to indicate in the request of parameter setting that the mobile client is sent to system server to it is vehicle-mounted with
Car apart from the ranging susceptibility of cue display terminal be configured it is vehicle-mounted apart from inductive hint control parameter configuration information；
Record has the corresponding minimum following distance threshold limit of multiple different ranging susceptibilitys in the system server
Value, and receiving after the parameter setting from mobile client asks and confirm that mobile client possesses control authority, lead to
Cross the vehicle-mounted following distance cue display terminal bound in mobile communications network to the mobile client and send and include
The vehicle-mounted following distance of the indicated corresponding minimum following distance threshold limit value of ranging susceptibility in parameter setting request
Point out control parameter that instruction is set；
The vehicle-mounted following distance cue display terminal receives the vehicle-mounted following distance prompting from system server
Control parameter is set after instruction, points out control parameter to set the minimum following distance included in instruction to limit according to vehicle-mounted following distance
The value of threshold value processed, is configured to minimum following distance threshold limit；
Mode three：
The vehicle-mounted following distance cue display terminal is also equipped with the real-time acquisition capability of vehicle speed data, and is preset with car
Quick change calculates proportion threshold value and minimum spacing threshold value, according to the vehicle speed data got in real time converted and to minimum following distance
The value of threshold limit is updated；Specific update mode is that vehicle-mounted following distance cue display terminal will be obtained in real time
To vehicle speed data be multiplied by speed conversion scale threshold value and calculate the following distance restriction reference value for obtaining current time in real time,
And be compared with minimum spacing threshold value；
If the following distance restriction reference value at current time is more than or equal to minimum spacing threshold value, by current time with
Car limits threshold apart from value of the restriction reference value as the minimum following distance threshold limit at current time to minimum following distance
Value is updated；
If the following distance restriction reference value at current time is less than minimum spacing threshold value, using minimum spacing threshold value as working as
The value of the minimum following distance threshold limit at preceding moment, is updated to minimum following distance threshold limit.
In above-mentioned vehicle-mounted following distance inductive hint system, a kind of further preferred scheme, the mode three are used as
In, vehicle-mounted following distance cue display terminal obtains the concrete mode of vehicle speed data, in the following way at least one
Kind：
Mode 3.1：The vehicle-mounted following distance cue display terminal possesses bluetooth communication capability, by with its where
The automobile electronic controller of vehicle carries out Bluetooth communication and the vehicle speed data of vehicle where obtaining it in real time；
Mode 3.2：The vehicle-mounted following distance cue display terminal possesses Geographic mapping ability, fixed according to it
The vehicle speed data of velocity of displacement shown in the geographical location information of position and vehicle where determining it in real time；
Mode 3.3：The mobile client possesses Geographic mapping ability, and sets up mobile visitor by system server
Data communication connection between family end and display terminal, the position shown in geographical location information positioned as mobile client according to it
Move speed and determine its translational speed data in real time, and translational speed data are sent extremely in real time by system server forwarding
Its vehicle-mounted following distance cue display terminal bound, vehicle-mounted following distance cue display terminal will then be received
Translational speed data as vehicle where it vehicle speed data.
In above-mentioned vehicle-mounted following distance inductive hint system, as a kind of preferred scheme, the vehicle-mounted following distance is carried
Show that the distance perspective of signal display terminal answers specific unlatching/closing control mode of prompt facility, in the following way at least
It is a kind of：
Mode A：
Include to indicate in the request of parameter setting that the mobile client is sent to system server to it is vehicle-mounted with
Car answers prompt facility to carry out opening/closing the vehicle-mounted apart from inductive hint control of setting apart from the distance perspective of cue display terminal
Parameter setting information processed；
The system server receive the parameter setting from mobile client ask and confirm mobile client have
After standby control authority, shown by the vehicle-mounted following distance cue bound in mobile communications network to the mobile client
Terminal, which sends to include, indicates that performing distance perspective answers the vehicle-mounted apart from inductive hint control parameter of prompt facility unlatching/closing setting
Instruction is set；
The vehicle-mounted following distance cue display terminal receives vehicle-mounted apart from inductive hint from system server
Control parameter is set after instruction, sets perform unlatching/shutoff operation that corresponding distance perspective answers prompt facility immediately；
Mode B：
The mobile client and vehicle-mounted following distance cue display terminal are provided with Geographic mapping ability；
The system server is preset with command range threshold value, and obtains the vehicle-mounted with spacing of mobile client and its binding
Self-positioning geographical location information each from cue display terminal, the spacing of the two is judged according to the geographical location information of the two
It is objective to the movement by mobile communications network during by being less than or equal to command range threshold value more than command range changes of threshold
Vehicle-mounted following distance cue display terminal bound in the end of family, which sends to include, indicates that performing distance perspective answers prompt facility to open
Vehicle-mounted set apart from inductive hint control parameter for opening setting instructs；The spacing of the two is judged according to the geographical location information of the two
It is objective to the movement by mobile communications network during by being more than command range threshold value less than or equal to command range changes of threshold
Vehicle-mounted following distance cue display terminal bound in the end of family, which sends to include, indicates that performing distance perspective answers prompt facility to close
Vehicle-mounted set apart from inductive hint control parameter for closing setting instructs；
The vehicle-mounted following distance cue display terminal receives vehicle-mounted apart from inductive hint from system server
Control parameter is set after instruction, sets perform unlatching/shutoff operation that corresponding distance perspective answers prompt facility immediately；
Mode C：
The mobile client and vehicle-mounted following distance cue display terminal are provided near field communications capability；
The vehicle-mounted following distance cue display terminal by near-field communication detect with its bind it is vehicle-mounted with car
When distance prompt signal display terminal sets up near-field communication connection, perform distance perspective and answer the unlatching of prompt facility to operate；It is vehicle-mounted with
Car detects the vehicle-mounted following distance cue bound with it by near-field communication apart from cue display terminal and shown eventually
When end disconnects near-field communication connection, the shutoff operation that distance perspective answers prompt facility is performed.
Compared to prior art, the invention has the advantages that：
1st, vehicle-mounted following distance inductive hint system of the invention, car is set up by mobile communications network and system server
The binding relationship and traffic operation between mobile client used in following distance cue display terminal and user are carried, is used
The mobile client that family can be used is controlled to the vehicle-mounted following distance cue display terminal being mounted on vehicle
The setting of parameter processed, front vehicle is judged by vehicle-mounted following distance cue display terminal by its distance sensing ability sensing
The cue display operation that maintains safe distance is performed when following distance is less than preset limit, is reached effectively for front vehicle with spacing
The effect for being sensed and being reminded from excessively near situation, so that help to alleviate " road anger " mood of driver between driving vehicle,
And help to reduce because of the traffic safety hidden danger that spacing is closely brought excessively between two cars.
2nd, vehicle-mounted following distance inductive hint system of the invention, the mobile client that user can use is to installation settings
Vehicle-mounted following distance cue display terminal on vehicle is controlled by the setting of parameter, so as to avoid vehicle-mounted with spacing
The not convenient influence brought is operated on user's control from specific installation site of the cue display terminal on vehicle.
3rd, in vehicle-mounted following distance inductive hint system of the invention, vehicle-mounted following distance cue display terminal is being opened
Open in the state of its distance perspective answers prompt facility, additionally it is possible to be less than according to distance sensing signal determining by front vehicle following distance
When preset limit State Transferring is that front vehicle following distance is more than or equal to preset limit state, performs safe distance between vehicles and respond letter
Number display operation, to allow the driver of front vehicle to know the safe information of spacing, while also can be to front vehicle weight
The response of new holding safe distance between vehicles behavior representation courtesy, helps to promote the mutual understanding between different vehicle driver and courtesy
Interaction, preferably alleviates driver " road anger " mood.
4th, in vehicle-mounted following distance inductive hint system of the invention, it is directed to vehicle-mounted following distance cue display eventually
End performs the various control parameter that distance perspective answers prompt facility, can provide the setting operation format of diversity action, mobile
The setting function for the vehicle-mounted following distance cue display terminal that client can be bound to it can also be rich and varied, can
Meet user operates with more demand under different application environment well, helps to lift vehicle-mounted following distance inductive hint
Intelligence degree and the Consumer's Experience impression of system.
5th, how excessively near to front vehicle following distance vehicle-mounted following distance inductive hint system of the invention, be directed to
The problem of situation is sensed and reminded there is provided a set of new, effective technical solution, can help driver reduce or
Avoid because of the potential safety hazard that front vehicle following distance is excessively near and is brought to oneself, and user is easy to use, vdiverse in function, skill
Art realizes that difficulty is small, and application effect significantly, possesses market-oriented application prospect well.
Brief description of the drawings
Fig. 1 is the system architecture schematic diagram of vehicle-mounted following distance inductive hint system of the invention.
Fig. 2 is the function framework schematic diagram of vehicle-mounted following distance inductive hint system of the invention.
Fig. 3 is the knot of vehicle-mounted following distance cue display terminal in vehicle-mounted following distance inductive hint system of the invention
Structure framework schematic diagram.
Embodiment
The invention provides a kind of vehicle-mounted following distance inductive hint system, it is vehicle-mounted that Fig. 1 and Fig. 2 respectively illustrate the present invention
The system architecture schematic diagram and function framework schematic diagram of following distance inductive hint system, as depicted in figs. 1 and 2, it includes car
Following distance cue display terminal is carried, for setting up for users to use and with vehicle-mounted following distance cue display terminal
The mobile client of binding relationship, and system server in the mobile communication network is set.Wherein, mobile client is used for
Communicated by mobile communications network with system server, sent to system server and include vehicle-mounted apart from inductive hint control ginseng
The parameter setting request of number configuration information；It is described it is vehicle-mounted apart from inductive hint control parameter configuration information to indicate to it is vehicle-mounted with
Car performs distance perspective apart from cue display terminal and answers the control parameter of prompt facility to be configured；Recorded in system server
There is the binding relationship between mobile client and vehicle-mounted following distance cue display terminal, mobile client is come from for receiving
The parameter setting request at end, and authority discriminating is controlled to the mobile client for sending parameter setting request, it is described in confirmation
Mobile client possesses after control authority, passes through the vehicle-mounted following distance bound in mobile communications network to the mobile client
Cue display terminal sends vehicle-mounted apart from inductive hint control parameter configuration information phase in being asked with the parameter setting
Corresponding vehicle-mounted set apart from inductive hint control parameter instructs；Vehicle-mounted following distance cue display terminal possesses distance perspective
Survey ability and cue display capabilities, for being mounted on the rear portion of vehicle to carry out distance sensing and carrying to front vehicle
Show that signal is shown, and it is communicated by mobile communications network with system server, receives the vehicle-mounted distance from system server
Inductive hint control parameter, which is set, instructs and performs corresponding control parameter setting operation, and after completing to set operation, according to
Set control parameter, is being opened in the state of its distance perspective answers prompt facility, according to distance sensing signal determining rear car
When following distance is less than preset limit, execution maintains safe distance cue display operation.
By the vehicle-mounted following distance inductive hint system of the present invention, human pilot is as user, in its vehicle rear peace
Vehicle-mounted following distance cue display terminal is put in installing, to be shown to front vehicle progress distance sensing and cue,
And the mobile client used by default is entered with the vehicle-mounted following distance cue display terminal on its vehicle
Row binding, then just can be asked by operating mobile client to send parameter setting, be transferred after being authenticated by system server
Control, is set to the control parameter that the progress cue of vehicle-mounted following distance cue display terminal is shown, to meet
Point out use demand；Thus since, vehicle-mounted following distance cue display terminal is after completing to set operation, according to set
Control parameter, opening in the state of its distance perspective answers prompt facility, according to distance sensing signal determining to front vehicle with
When car distance is less than preset limit, then show that front vehicle following distance is excessively near, now vehicle-mounted following distance cue is shown
Terminal just performs the cue display operation that maintains safe distance, and reaches for being carried to front vehicle following distance near situation excessively
Awake effect.Also, because the mobile client that user can use is carried to the vehicle-mounted following distance being mounted on vehicle
Show that signal display terminal is controlled by the setting of parameter, even if vehicle-mounted following distance cue display terminal is arranged on vehicle
Space is more narrow and small, direct inconvenient operation position, nor affects on the use operating experience of user, thus avoid it is vehicle-mounted with
Specific installation site of the car apart from cue display terminal on vehicle operates the not convenient influence brought to user's control.
In the vehicle-mounted following distance inductive hint system of the present invention, when concrete application is realized, mobile client can be used
The remote manipulator with mobile communications network access capability that specially designs realizes, or can also be by intelligent mobile
Pre-installed applications programs is realized on terminal device；For example, being direct as current technology using a kind of most easy mode of operation
APP application programs are pre-installed in the intelligent mobile terminal equipments such as the mobile phone, tablet personal computer, the notebook computer that use in user to realize
Mobile client function in system.And system server then can using more ripe Internet Server technology or
Cloud Server technology is achieved.For vehicle-mounted following distance cue display terminal is from its structural framing, such as Fig. 3 institutes
Show, should at least include display module, distance detector module, mobile communication module and control process module；Wherein, mould is shown
Block is used for the rear portion installed in vehicle and its display surface is set backward, for performing prompting letter according to the control of control process module
Number display operation；Distance detector module is used for installed in the rear portion of vehicle, and distance sensing is carried out to front vehicle, and will sensing
To distance sensing signal transmit to control process module；Mobile communication module is used to be passed through according to the control of control process module
Mobile communications network communicates with system server；Control process module, which is used to receive by mobile communication module, comes from system service
Vehicle-mounted set apart from inductive hint control parameter of device instructs and performed corresponding control parameter setting operation, and completes to set
After operation, according to set control parameter, opening in the state of its distance perspective answers prompt facility, detected according to from distance
When the distance sensing signal determining front vehicle following distance of device module is less than preset limit, control display module, which is performed, keeps car
Show and operate away from cue.Specific design for vehicle-mounted following distance cue display terminal is implemented, then can use
There is the electronic signal indicator or electronic display of distance detector module and mobile communication module to realize for special design,
The pre-installed applications program in the intelligent mobile terminal equipment for possessing distance detection sensor part and mobile communication module can be passed through
To realize, shown for being mounted on vehicle rear progress cue；Furthermore, it is desirable to it is emphasized that it is vehicle-mounted with
Car can be integral type Integration Design in cue display terminal, between distance detector module and other components
Or split-type design, by distance detector module among other components it is independent, to installed in vehicle
Afterbody, with preferably to front vehicle carry out distance sensing；Meanwhile, distance detector module can use existing any one
The device of distance sensing can be realized by planting, common such as can use infrared distance sensor, ultrasonic radar range sensor
Active depth measuring device, it might even be possible to using utilizing RFID（Radio Frequency Identification, radio frequency is known
Not）Ranging technology, low-power consumption bluetooth ranging technology etc. have the device of passive ranging function, certainly, use this passive type
Ranging technology is, it is necessary to by ranging object（That is front vehicle）It is also required to communication equipments such as corresponding RFID, low-power consumption bluetooths,
Communication distance measuring could be realized, so using being subject to certain restrictions, but still there is applicable technical feasibility and operable
Property.In system, the movement communicated between vehicle-mounted following distance cue display terminal, mobile client and system server is led to
Communication network, can be GPRS（General Packet Radio Service, general packet radio service technology）、2G、3G、4G
Deng the conventional mobile communications network based on communication base station or based on bluetooth, WiFi, RFID（Radio Frequency
Identification, radio frequency identification）, the technology such as ZigBee ad-hoc wireless local mobile communications network, as long as energy
Enough realize the mobile communication between vehicle-mounted following distance cue display terminal, mobile client and system server.
In the vehicle-mounted following distance inductive hint system of the present invention, vehicle-mounted following distance cue display terminal is performed
The specific manifestation form that the cue that maintains safe distance is shown can be various；If for example, vehicle-mounted following distance cue
Display terminal carries out symbol prompting using simple signal lamp, then can be high by the display mode similar to traffic lights
Bright display one has the icon of " maintaining safe distance " symbol, to point out front vehicle to keep safe distance between vehicles；Or, if vehicle-mounted with car
Distance prompt signal display terminal carries out the display reminding of word or pattern-information using display screen, then " can be asked by display
Keep safe distance between vehicles, drive with caution, Thanks for Your Cooperation ", the similar prompt message such as " too near from me, please appropriate remote ", very
Some expression, patterns of gesture class can be extremely combined, cue is shown maintain safe distance, to point out front vehicle to keep
Safe distance between vehicles.
And vehicle-mounted following distance cue display terminal is being opened in the state of its distance perspective answers prompt facility, according to away from
When judging that front vehicle following distance is less than preset limit from sensing signal, it specifically performs the cue display behaviour that maintains safe distance
The executive mode of work, can be multifarious.Maintained safe distance for example, vehicle-mounted following distance cue display terminal is specifically performed
The executive mode of cue display operation, can be when judging that front vehicle following distance is less than preset limit, by being
The transfer capability of system server, the mobile visitor bound in Request System server to vehicle-mounted following distance cue display terminal
Family end sends and maintained safe distance alarm signal, and user receives Request System service again after the alarm signal that maintains safe distance of mobile client
The relevant information that device performs the cue display operation that maintains safe distance to the transmission of vehicle-mounted following distance cue display terminal refers to
Order, but this executive mode needs user to perform manual control again according to the alarm signal that maintains safe distance from mobile client
System operation, not only increases the cumbersome degree of user, and also can not be to mobile client execution in user's driving conditions at
Operation is managed, therefore is easily caused the prompt facility that maintains safe distance and loses practical function under many circumstances；It is used as vehicle-mounted following distance
One kind that cue display terminal specifically performs the cue display operation that maintains safe distance preferably is carried out mode, can be vehicle-mounted
Include the prompt modes or maintain safe distance of maintaining safe distance in control parameter set by following distance cue display terminal to carry
Show information；When judging that front vehicle following distance is less than preset limit, vehicle-mounted following distance cue display terminal then root
Cue display operation is performed according to the set prompt modes that maintain safe distance, or according to the set prompt message that maintains safe distance
Carry out presentation of information operation so that vehicle-mounted following distance cue display terminal is judging that it is pre- that front vehicle following distance is less than
The cue display operation that maintains safe distance can be automatically carried out during restriction according to set control parameter, is not only reduced
The manually operated trouble of user, additionally it is possible to so that the prompting of uncivil high beam usage behavior is very quick and timely.
Opened as vehicle-mounted following distance cue display terminal in the state of its distance perspective answers prompt facility, it has
Body is less than the Predicated execution mode of preset limit or various according to distance sensing signal determining front vehicle following distance
Property.For example, vehicle-mounted following distance cue display terminal with specific reference to distance sensing signal determining front vehicle with spacing
Can be from the Predicated execution mode less than preset limit, the control ginseng set by vehicle-mounted following distance cue display terminal
Include minimum following distance threshold limit in number, the specific value of minimum following distance threshold limit here, it is necessary to according to
The scope of distance detection can be realized in actual application environment and ensure that the distance value of safe driving to be set；
Open in the state of its distance perspective answers prompt facility, vehicle-mounted following distance cue display terminal in real time believes distance sensing
Number it is compared with set minimum following distance threshold limit, when the value of distance sensing signal is less than minimum following distance limit
During threshold value processed, judge that front vehicle following distance is less than preset limit, preset so as to realize and front vehicle following distance is less than
The automatic judgement of restriction state.Wherein, minimum following distance threshold limit is shown eventually as vehicle-mounted following distance cue
The set a kind of control parameter in end, therefore, it is possible to be adjusted to minimum following distance threshold limit, to meet different make
With the traffic safety requirement under environment and different situations.For example, in vehicle-mounted following distance cue display terminal minimum with
Car apart from threshold limit specific set-up mode, at least one of in the following way：
Mode one：Include in the parameter setting request that mobile client is sent to system server to vehicle-mounted following distance
It is vehicle-mounted apart from inductive hint control ginseng that the value of the minimum following distance threshold limit of cue display terminal is configured
Number configuration information；System server is asked and confirms that mobile client possesses receiving the parameter setting from mobile client
After control authority, shown eventually by the vehicle-mounted following distance cue bound in mobile communications network to the mobile client
End sends the vehicle-mounted following distance prompting for including the minimum following distance threshold limit value included in parameter setting request
Control parameter sets instruction；Vehicle-mounted following distance cue display terminal receives the vehicle-mounted following distance from system server
Point out control parameter to set after instruction, point out control parameter that the minimum included in instruction is set with spacing according to vehicle-mounted following distance
From the value of threshold limit, minimum following distance threshold limit is configured.Since so, user just can be moved by operating
Dynamic client, the value to minimum following distance threshold limit is directly set, to meet the use demand under different situations.
Mode two：Include to indicate to vehicle-mounted in the parameter setting request that mobile client is sent to system server
Vehicle-mounted set apart from inductive hint control parameter that the ranging susceptibility of following distance cue display terminal is configured is believed
Breath；Record has the value of the corresponding minimum following distance threshold limit of multiple different ranging susceptibilitys in system server, and
Receive the parameter setting from mobile client to ask and confirm that mobile client possesses after control authority, pass through mobile communication
Vehicle-mounted following distance cue display terminal transmission bound in from network to the mobile client includes parameter setting please
The vehicle-mounted following distance prompting control ginseng of the indicated corresponding minimum following distance threshold limit value of ranging susceptibility in asking
Number sets instruction；Vehicle-mounted following distance cue display terminal receives the vehicle-mounted following distance prompting control from system server
After parameter setting instruction processed, control parameter is pointed out to set the minimum following distance included in instruction to limit according to vehicle-mounted following distance
The value of threshold value, is configured to minimum following distance threshold limit., just can be several conventional by pre-setting since so
Ranging susceptibility, the value of the different minimum following distance threshold limits of each ranging susceptibility correspondence；User just can lead to
Operation mobile client is crossed, the ranging susceptibility used required for specifying just can take to minimum following distance threshold limit
Value is set accordingly, to meet the use demand under different situations.
Mode three：Vehicle-mounted following distance cue display terminal is also equipped with the real-time acquisition capability of vehicle speed data, and default
Have speed conversion scale threshold value and minimum spacing threshold value, according to the vehicle speed data got in real time converted and to minimum with car
Value apart from threshold limit is updated；Specific update mode is that vehicle-mounted following distance cue display terminal will be real-time
The vehicle speed data got be multiplied by speed conversion scale threshold value and calculate in real time obtain current time following distance limitation ginseng
Value is examined, and is compared with minimum spacing threshold value；If the following distance restriction reference value at current time is more than or equal to most dolly
Away from threshold value, then the taking as the minimum following distance threshold limit at current time using the following distance restriction reference value at current time
Value, is updated to minimum following distance threshold limit；If the following distance restriction reference value at current time is less than minimum spacing
The value of threshold value, the then minimum following distance threshold limit using minimum spacing threshold value as current time, to minimum following distance
Threshold limit is updated.Since so so that vehicle-mounted following distance cue display terminal can be by its vehicle speed data
Acquisition capability and conversion disposal ability, according to actual vehicle speed condition realize to minimum following distance threshold limit value from
Setting is adapted to, the intelligence degree that its distance perspective answers prompt facility is improved, the manually operated setting of user can be removed from completely most
The trouble of small following distance threshold limit.Among these, the speed utilized during being converted according to vehicle speed data is changed
Calculate proportion threshold value, its specific value scheme can according in traffic law on the safe distance between vehicles corresponding relation under different speeds
Relevant regulations are set.Meanwhile, in which, vehicle-mounted following distance cue display terminal is used by obtaining in real time
To participate in the vehicle speed data of conversion processing, can be it when the instant vehicle speed data of down-sampling or its enter line number instantly
According to the average speed data in the sample unit period of sampling, as long as being capable of the more actual actual vehicle speed for embodying its instantly
Situation is simultaneously easy to calculating to handle.
Further, in mode three, vehicle-mounted following distance cue display terminal obtains the specific side of vehicle speed data
Formula or diversified, at least can at least one of in the following way：
Mode 3.1：Vehicle-mounted following distance cue display terminal possesses bluetooth communication capability, by with its where vehicle
Automobile electronic controller carry out the vehicle speed data of Bluetooth communication and vehicle where obtaining it in real time.Vehicle-mounted following distance prompting letter
The automobile electronic controller of number display terminal and vehicle carries out the technical implementation way of Bluetooth communication, with mobile phone in the prior art etc.
Mobile terminal device is identical with the technical implementation way that the automobile electronic controller progress Bluetooth communication of vehicle is online, is to compare into
Ripe technology application.
Mode 3.2：Vehicle-mounted following distance cue display terminal possesses Geographic mapping ability, according to its positioning
The vehicle speed data of velocity of displacement shown in geographical location information and vehicle where determining it in real time.By the velocity of displacement of positioning
The mode of speed is determined, just can be realized by calculation by program.
Mode 3.3：Mobile client possesses Geographic mapping ability, and sets up mobile client by system server
Data communication between display terminal is connected, the displacement speed shown in the geographical location information positioned as mobile client according to it
Degree and determine its translational speed data in real time, and translational speed data sent to it in real time by system server forwarding tied up
Fixed vehicle-mounted following distance cue display terminal, vehicle-mounted following distance cue display terminal is then by the movement received
Speed data as vehicle where it vehicle speed data.Which is substantially also a kind of to be determined by the velocity of displacement of positioning
The mode of speed, simply needs to use the user of mobile client in vehicle-mounted following distance cue display terminal in which
On the vehicle at place, the velocity of displacement that could be so positioned by mobile client truly reflects vehicle-mounted following distance prompting letter
The vehicle speed data of vehicle where number display terminal.
By above-mentioned function, driver user can either be easy to using operation, be can be good at again in different applications
In the case of effectively pointed out for front vehicle following distance near situation excessively.Simultaneously, it is contemplated that vehicle-mounted following distance prompting
The cue of signal display terminal shows backward, the driver of vehicle where vehicle-mounted following distance cue display terminal without
Method observe directly its display cue and know that front vehicle has that following distance is excessively near, therefore, it is vehicle-mounted with
Car can also be set up apart from cue display terminal possesses auditory tone cues ability, and the shape of prompt facility is answered opening its distance perspective
Under state, when being less than preset limit according to distance sensing signal determining front vehicle following distance, spacing alarming sound is also performed in the lump
Sound prompting operation, warns sound come vehicle where pointing out and informing vehicle-mounted following distance cue display terminal by spacing
Driver's front vehicle has that following distance is excessively near, so that driver is in the case where traffic allows, by accelerating, becoming
The counter-measure such as change trains to alleviate or avoid the security hidden trouble brought because front vehicle following distance is excessively near.
In addition, in the vehicle-mounted following distance inductive hint system of the present invention, scheme, vehicle-mounted with car as a further improvement
Distance prompt signal display terminal is after completing to set operation, except performing according to distance sensing signal determining front vehicle with car
Performed when distance is less than preset limit outside the cue display operation that maintains safe distance, can also further increase new function,
I.e. according to set control parameter, opening in the state of its distance perspective answers prompt facility, according to distance sensing signal determining
It is that front vehicle following distance is more than or equal to preset limit shape to be less than preset limit State Transferring by front vehicle following distance
During state, the display operation of safe distance between vehicles back-signalling is performed, to allow the driver of front vehicle to know the safe information of spacing,
It can also keep the response of safe distance between vehicles behavior representation courtesy again to front vehicle simultaneously, help to promote different vehicle driving
Mutual understanding and courtesy between member is interactive, preferably alleviates driver " road anger " mood.It is vehicle-mounted with spacing in application implementation
Opened from cue display terminal in the state of its distance perspective answers prompt facility, with specific reference to distance sensing signal determining by
It is that front vehicle following distance is more than or equal to preset limit state that front vehicle following distance, which is less than preset limit State Transferring,
Predicated execution mode can be to include minimum in the control parameter set by vehicle-mounted following distance cue display terminal
Following distance threshold limit；Opening in the state of its distance perspective answers prompt facility, vehicle-mounted following distance cue display is eventually
Distance sensing signal is compared by end with set minimum following distance threshold limit in real time, when distance sensing signal
It is the state more than or equal to minimum following distance threshold limit to be worth by the state change less than minimum following distance threshold limit
When, judge to be less than preset limit State Transferring by front vehicle following distance that to be that front vehicle following distance is more than or equal to default
Restriction state.And hereafter, vehicle-mounted following distance cue display terminal specifically performs the display operation of safe distance between vehicles back-signalling
Executive mode can be to include safe distance between vehicles in the control parameter set by vehicle-mounted following distance cue display terminal
Response pattern or safe distance between vehicles echo message, are judging to be less than preset limit State Transferring by front vehicle following distance as rear
When vehicle following distance is more than or equal to preset limit state, vehicle-mounted following distance cue display terminal is then according to set
Safe distance between vehicles respond pattern and perform cue display operation, or enter row information according to set safe distance between vehicles echo message
Display operation.Since so so that vehicle-mounted following distance cue display terminal is judging small by front vehicle following distance
, can be according to set when preset limit State Transferring is that front vehicle following distance is more than or equal to preset limit state
Control parameter is automatic, perform the display operation of safe distance between vehicles back-signalling in time, and driver's spacing of front vehicle is informed to allow
Safety and the responses of courtesy is represented.Vehicle-mounted following distance cue display terminal performs what safe distance between vehicles back-signalling was shown
Specific manifestation form can be various；If for example, vehicle-mounted following distance cue display terminal uses simple signal
Lamp carries out symbol prompting, then can be by the display mode similar to traffic lights, and being highlighted one has " accident-free vehicle
Away from ", " smiling face ", the symbol such as " courtesy gesture " icon, to represent that courtesy are responded；Or, if vehicle-mounted following distance cue
Display terminal carries out the display reminding of word or pattern-information using display screen, then can be by showing that " spacing is safe, thanks
The similar prompt message such as your cooperation ", " thanking you to return to safe following distance ", " the civilized driving behavior for thanking you ", very
Some expression, patterns of gesture class can be extremely combined, are shown to carry out safe distance between vehicles back-signalling, to represent that courtesy are responded.
In the improvement project, the specific setting side of minimum following distance threshold limit in vehicle-mounted following distance cue display terminal
Formula, it would however also be possible to employ aforesaid way one, mode two, mode three at least one of, to meet setting in the case of different application
Put demand；Meanwhile, in the case where vehicle-mounted following distance cue display terminal is also equipped with auditory tone cues ability, opening it
Distance perspective is answered in the state of prompt facility, default except that can be less than according to distance sensing signal determining front vehicle following distance
Performed in the lump during limitation spacing warning auditory tone cues operation outside, can also according to distance sensing signal determining by front vehicle
When following distance is that front vehicle following distance is more than or equal to preset limit state less than preset limit State Transferring, execution stops
The only operation of spacing warning auditory tone cues or the secure voice prompting operation of execution spacing, in order to inform car by auditory tone cues
Driver's front vehicle of vehicle has returned to safe following distance where carrying following distance cue display terminal, is driven with alleviating
The person of sailing contributes to driver is safer stably to drive because of the mood such as uneasy, flurried that front vehicle following distance is excessively near and produces
Sail.
On the other hand, in the vehicle-mounted following distance inductive hint system of the present invention, vehicle-mounted following distance cue shows
Show that the distance perspective of terminal answers specific unlatching/closing control mode of prompt facility or multifarious, can be according to reality
The real needs of application are controlled by the design of mode.And as preferred design implementation, vehicle-mounted following distance prompting letter
The distance perspective of number display terminal answers specific unlatching/closing control mode of prompt facility, can in the following way at least
It is a kind of：
Mode A：Include to indicate to vehicle-mounted in the parameter setting request that mobile client is sent to system server
The distance perspective of following distance cue display terminal answers prompt facility to carry out opening/closing the vehicle-mounted apart from inductive hint of setting
Control parameter configuration information；System server is asked and confirms mobile client receiving the parameter setting from mobile client
End possesses after control authority, passes through the vehicle-mounted following distance cue bound in mobile communications network to the mobile client
Display terminal, which sends to include, indicates that performing distance perspective answers the vehicle-mounted apart from inductive hint control of prompt facility unlatching/closing setting
Parameter setting instruction；Vehicle-mounted following distance cue display terminal receives vehicle-mounted apart from inductive hint from system server
Control parameter is set after instruction, sets perform unlatching/shutoff operation that corresponding distance perspective answers prompt facility immediately.So with
Come, can be convenient to user by operate mobile client momentarily control vehicle-mounted following distance cue display terminal away from
From unlatching/closed mode of inductive hint function.
Mode B：Mobile client and vehicle-mounted following distance cue display terminal are provided with Geographic mapping ability；
System server is preset with command range threshold value, and it is aobvious to obtain the vehicle-mounted following distance cue of mobile client and its binding
Show each self-positioning geographical location information of terminal, according to the geographical location information of the two judge the spacing of the two by more than control away from
During from changes of threshold for less than or equal to command range threshold value, by bound in mobile communications network to the mobile client
Vehicle-mounted following distance cue display terminal, which sends to include, indicates that performing distance perspective answers prompt facility to open the vehicle-mounted of setting
Set and instruct apart from inductive hint control parameter；According to the geographical location information of the two judge the spacing of the two by less than or equal to
When command range changes of threshold is more than command range threshold value, by bound in mobile communications network to the mobile client
Vehicle-mounted following distance cue display terminal, which sends to include, indicates that performing distance perspective answers prompt facility to close the vehicle-mounted of setting
Set and instruct apart from inductive hint control parameter；Vehicle-mounted following distance cue display terminal is received from system server
It is vehicle-mounted to be set apart from inductive hint control parameter after instruction, set immediately perform corresponding distance perspective answer the unlatching of prompt facility/
Shutoff operation.Herein, whether the predetermined command range threshold value of system is exactly the user for judging mobile client in car
Judgment standard where carrying display terminal on vehicle, it is contemplated that the judgment principle and existing Geographic mapping technology may be deposited
Error, the predetermined command range threshold value of system, which can contemplate, is set as 1 ~ 5 meter.Since so, as long as human pilot user
The vehicle that mobile client climbs up the vehicle-mounted following distance cue display terminal for being provided with its binding is carried, just can be
System server is recognized, and is automatically controlled vehicle-mounted following distance cue display terminal and opened distance perspective and answer prompt facility, and
When human pilot user carries the vehicle where mobile client leaves vehicle-mounted following distance cue display terminal, system
Server can also be recognized and automatically control vehicle-mounted following distance cue display terminal and be closed apart from inductive hint work(
Can, realize that distance perspective answers the intelligentized control method of prompt facility unlatching/closing.
Mode C：Mobile client and vehicle-mounted following distance cue display terminal are provided near field communications capability, here
The near-field communication technology applied, can be it is commonly used in the prior art based on the technologies such as WiFi, RFID, ZigBee set up from
Hoc Wireless Local Area Network network near-field communication technology or more emerging low-power consumption bluetooth, NFC（Near Field
Communication, near-field communication）The near-field communication technology realized etc. radio communication；Vehicle-mounted following distance cue is shown
Terminal is set up near-field communication by the vehicle-mounted following distance cue display terminal that near-field communication is detected with it is bound and is connected
When, perform distance perspective and answer the unlatching of prompt facility to operate；Vehicle-mounted following distance cue display terminal is examined by near-field communication
When measuring the vehicle-mounted following distance cue display terminal bound with it and disconnecting near-field communication and be connected, execution is apart from inductive hint
The shutoff operation of function.Such implementation, is close in user experience with mode B, i.e. human pilot user takes
Tape movement client is carried close to the vehicle where the vehicle-mounted following distance cue display terminal that it is bound, vehicle-mounted following distance
Show that signal display terminal opens distance perspective and answers prompt facility just to be automatically turned on, and when human pilot user carries mobile client
When leaving the vehicle where vehicle-mounted following distance cue display terminal, vehicle-mounted following distance cue display terminal is opened
Distance perspective answers prompt facility then to close automatically, but with mode B except that, in this implementation, mobile client and vehicle-mounted
Following distance cue display terminal is communicated without mobile communications network with system server, without by
The processing of system server, it becomes possible to realize that distance perspective answers the intelligentized control method of prompt facility unlatching/closing, use is more square
Just, application scenario is more flexible.
In the vehicle-mounted following distance inductive hint system of the present invention, it is vehicle-mounted with spacing that mobile client can be bound to it
Setting function from cue display terminal can also be diversified.For example, mobile client is sent to system server
Parameter setting request in, it is indicated in the vehicle-mounted control parameter configuration information apart from inductive hint that vehicle-mounted following distance is pointed out
The control parameter being configured of signal display terminal, the prompting that can include vehicle-mounted following distance cue display terminal is believed
Number display brightness, minimum following distance threshold limit, the prompt modes that maintain safe distance, safe distance between vehicles responds pattern, maintaining safe distance carries
When showing that information, safe distance between vehicles echo message, distance perspective answer the prompt facility unlatching/closing, distance perspective to answer the prompt facility to automatically turn on
Between, distance perspective answer one or more of control parameter among the prompt facility automatic shut-in time.It is, of course, also possible to should according to difference
Prompt facility in the case of needs and actual user's demand, more control parameter the setting there is provided more horn of plenty of increase design
Put function.
In summary, vehicle-mounted following distance inductive hint system of the invention, by mobile communications network and system service
Binding relationship and lead to that device is set up between mobile client used in vehicle-mounted following distance cue display terminal and user
Letter operation, the mobile client that user can use is shown eventually to the vehicle-mounted following distance cue being mounted on vehicle
End is controlled by the setting of parameter, it is to avoid specific installation site of the vehicle-mounted following distance cue display terminal on vehicle
The not convenient influence brought is operated on user's control, by vehicle-mounted following distance cue display terminal by its distance sensing
Ability sensing judges to perform the cue display operation that maintains safe distance when front vehicle following distance is less than preset limit, and reaching has
The effect that effect is sensed and reminded for front vehicle following distance near situation excessively, so that between helping to alleviate driving vehicle
" road anger " mood of driver, and help to reduce because of the traffic safety hidden danger that spacing is closely brought excessively between two cars；Also, it is vehicle-mounted
Following distance cue display terminal is being opened in the state of its distance perspective answers prompt facility, additionally it is possible to believed according to distance sensing
Number judge to be less than preset limit State Transferring by front vehicle following distance that to be that front vehicle following distance is more than or equal to default
During restriction state, the display operation of safe distance between vehicles back-signalling is performed, to allow the driver of front vehicle to know spacing safety
Information, while also front vehicle can be kept again the response of safe distance between vehicles behavior representation courtesy, help to promote different
Mutual understanding and courtesy between vehicle driver is interactive, preferably alleviates driver " road anger " mood；Meanwhile, it is directed in system
The various control parameter that distance perspective answers prompt facility is performed in vehicle-mounted following distance cue display terminal, can be provided many
The setting operation format of sample mode, the vehicle-mounted following distance cue display terminal that mobile client can be bound to it
Set function also rich and varied, can be good at meeting user and operate with more demand under different application environment, contribute to
Lift intelligence degree and the Consumer's Experience impression of vehicle-mounted following distance inductive hint system.It can be seen that, of the invention is vehicle-mounted
How following distance inductive hint system, be directed to asking that front vehicle following distance near situation excessively is sensed and reminded
Inscribe there is provided a set of new, effective technical solution, driver can be helped to be reduced or avoided because of front vehicle following distance
Potential safety hazard that is near and being brought to oneself is crossed, and user is easy to use, and vdiverse in function, technology realizes that difficulty is small, application effect
Significantly, possesses market-oriented application prospect well.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to reality
Example is applied the present invention is described in detail, it will be understood by those within the art that, can be to technical side of the invention
Case is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover in the present invention
Right among.
Claims (9)
1. a kind of vehicle-mounted following distance inductive hint system, it is characterised in that shown eventually including vehicle-mounted following distance cue
End, the mobile client for setting up binding relationship for users to use and with vehicle-mounted following distance cue display terminal, with
And the system server of setting in the mobile communication network；
The mobile client is used to communicate with system server by mobile communications network, sends and includes to system server
The vehicle-mounted parameter setting apart from inductive hint control parameter configuration information is asked；It is described vehicle-mounted to be set apart from inductive hint control parameter
Confidence breath is to indicate that performing distance perspective to vehicle-mounted following distance cue display terminal answers the control parameter of prompt facility to enter
Row is set；
Record has the binding between mobile client and vehicle-mounted following distance cue display terminal in the system server
Relation, enters for receiving the parameter setting request from mobile client, and to the mobile client for sending parameter setting request
Row control authority differentiates, after confirming that the mobile client possesses control authority, by mobile communications network to the movement
Vehicle-mounted following distance cue display terminal bound in client sends the vehicle-mounted distance in being asked with the parameter setting
Corresponding vehicle-mounted set apart from inductive hint control parameter of inductive hint control parameter configuration information instructs；
The vehicle-mounted following distance cue display terminal possesses distance sensing ability and cue display capabilities, for pacifying
Dress is arranged on the rear portion of vehicle to be shown to front vehicle progress distance sensing and cue, and it passes through mobile communications network
Communicated with system server, receive vehicle-mounted set apart from inductive hint control parameter from system server and instruct and perform phase
The control parameter answered sets operation, and after completing to set operation, should opening its distance perspective according to set control parameter
In the state of prompt facility, when being less than preset limit according to distance sensing signal determining front vehicle following distance, holding is performed
The display operation of prompting vehicle distance signal；The distance perspective of vehicle-mounted following distance cue display terminal answers the specific of prompt facility to open
At least one of/closing control mode is opened, in the following way：
Mode A：
Include to indicate to vehicle-mounted with spacing in the parameter setting request that the mobile client is sent to system server
From cue display terminal distance perspective answer prompt facility carry out open/close setting it is vehicle-mounted with a distance from inductive hint control ginseng
Number configuration information；
The system server is asked and confirms that mobile client possesses control receiving the parameter setting from mobile client
After authority processed, pass through the vehicle-mounted following distance cue display terminal bound in mobile communications network to the mobile client
Send to include and indicate that performing distance perspective answers prompt facility unlatching/the vehicle-mounted of closing setting to be set apart from inductive hint control parameter
Instruction；
The vehicle-mounted following distance cue display terminal receives vehicle-mounted apart from inductive hint control from system server
After parameter setting instruction, set perform unlatching/shutoff operation that corresponding distance perspective answers prompt facility immediately；
Mode B：
The mobile client and vehicle-mounted following distance cue display terminal are provided with Geographic mapping ability；
The system server is preset with command range threshold value, and obtains the vehicle-mounted following distance of mobile client and its binding and carry
Show each self-positioning geographical location information of signal display terminal, judge the spacing of the two by big according to the geographical location information of the two
When command range changes of threshold is less than or equal to command range threshold value, by mobile communications network to the mobile client
Bound vehicle-mounted following distance cue display terminal, which sends to include, indicates that performing distance perspective answers prompt facility unlatching to set
Vehicle-mounted set apart from inductive hint control parameter put instructs；Judge the spacing of the two by small according to the geographical location information of the two
When command range changes of threshold is more than command range threshold value, by mobile communications network to the mobile client
Bound vehicle-mounted following distance cue display terminal, which sends to include, indicates that performing distance perspective answers prompt facility closing to set
Vehicle-mounted set apart from inductive hint control parameter put instructs；
The vehicle-mounted following distance cue display terminal receives vehicle-mounted apart from inductive hint control from system server
After parameter setting instruction, set perform unlatching/shutoff operation that corresponding distance perspective answers prompt facility immediately；
Mode C：
The mobile client and vehicle-mounted following distance cue display terminal are provided near field communications capability；
The vehicle-mounted following distance cue display terminal detects the vehicle-mounted following distance bound with it by near-field communication
When cue display terminal sets up near-field communication connection, perform distance perspective and answer the unlatching of prompt facility to operate；It is vehicle-mounted with spacing
The vehicle-mounted following distance cue display terminal bound with it is detected from cue display terminal by near-field communication to break
When opening near-field communication connection, the shutoff operation that distance perspective answers prompt facility is performed.
2. vehicle-mounted following distance inductive hint system according to claim 1, it is characterised in that the vehicle-mounted following distance
Cue display terminal includes display module, distance detector module, mobile communication module and control process module；
The display module is used for the rear portion installed in vehicle and its display surface is set backward, for according to control process module
Control performs cue display operation；
The distance detector module is used to, installed in the rear portion of vehicle, carry out distance sensing to front vehicle, and will sense
Distance sensing signal transmit to control process module；
The mobile communication module is used to by mobile communications network and system server be led to according to the control of control process module
Letter；
The control process module is used to receive vehicle-mounted apart from inductive hint from system server by mobile communication module
Control parameter, which is set, instructs and performs corresponding control parameter setting operation, and after completing to set operation, according to set
Control parameter, is opening in the state of its distance perspective answers prompt facility, is being believed according to the distance sensing from distance detector module
When number judging that front vehicle following distance is less than preset limit, control display module performs the cue display behaviour that maintains safe distance
Make.
3. vehicle-mounted following distance inductive hint system according to claim 1, it is characterised in that the vehicle-mounted following distance
Cue display terminal is also equipped with auditory tone cues ability, is opening in the state of its distance perspective answers prompt facility, according to distance
When sensing signal judges that front vehicle following distance is less than preset limit, spacing warning auditory tone cues operation is also performed in the lump.
4. vehicle-mounted following distance inductive hint system according to claim 1, it is characterised in that the vehicle-mounted following distance
Cue display terminal is being opened in the state of its distance perspective answers prompt facility, with specific reference to distance sensing signal determining rear
Vehicle following distance be less than preset limit Predicated execution mode be：
Include minimum following distance threshold limit in control parameter set by vehicle-mounted following distance cue display terminal；
Opening in the state of its distance perspective answers prompt facility, vehicle-mounted following distance cue display terminal is in real time by distance sensing
Signal is compared with set minimum following distance threshold limit, when the value of distance sensing signal is less than minimum following distance
During threshold limit, judge that front vehicle following distance is less than preset limit.
5. vehicle-mounted following distance inductive hint system according to claim 1, it is characterised in that the vehicle-mounted following distance
Cue display terminal is additionally operable to after completing to set operation, should opening its distance perspective according to set control parameter
In the state of prompt facility, it is less than preset limit State Transferring by front vehicle following distance according to distance sensing signal determining
When front vehicle following distance is more than or equal to preset limit state, the display operation of safe distance between vehicles back-signalling is performed.
6. vehicle-mounted following distance inductive hint system according to claim 5, it is characterised in that the vehicle-mounted following distance
Cue display terminal is also equipped with auditory tone cues ability, is opening in the state of its distance perspective answers prompt facility, according to distance
When sensing signal judges that front vehicle following distance is less than preset limit, spacing warning auditory tone cues operation, root are also performed in the lump
It is that front vehicle following distance is big to be less than preset limit State Transferring by front vehicle following distance according to distance sensing signal determining
When preset limit state, also perform the operation for stopping spacing warning auditory tone cues or execution spacing secure voice is carried
Show operation.
7. vehicle-mounted following distance inductive hint system according to claim 5, it is characterised in that the vehicle-mounted following distance
Cue display terminal is being opened in the state of its distance perspective answers prompt facility, with specific reference to distance sensing signal determining by rear
It is that front vehicle following distance is more than or equal to preset limit state that square vehicle following distance, which is less than preset limit State Transferring,
Predicated execution mode is：
Include minimum following distance threshold limit in control parameter set by vehicle-mounted following distance cue display terminal；
Opening in the state of its distance perspective answers prompt facility, vehicle-mounted following distance cue display terminal is in real time by distance sensing
Signal is compared with set minimum following distance threshold limit, when distance sensing signal value by less than minimum with spacing
From threshold limit state change be more than or equal to minimum following distance threshold limit state when, judge by front vehicle with
It is that front vehicle following distance is more than or equal to preset limit state that car distance, which is less than preset limit State Transferring,.
8. the vehicle-mounted following distance inductive hint system according to claim 4 or 7, it is characterised in that described vehicle-mounted with car
The specific setting of minimum following distance threshold limit in distance prompt signal display terminal, in the following way at least one
Kind：
Mode one：
Include in the parameter setting request that the mobile client is sent to system server and vehicle-mounted following distance is pointed out to believe
What the value of the minimum following distance threshold limit of number display terminal was configured vehicle-mounted is set apart from inductive hint control parameter
Information；
The system server is asked and confirms that mobile client possesses control receiving the parameter setting from mobile client
After authority processed, pass through the vehicle-mounted following distance cue display terminal bound in mobile communications network to the mobile client
Send the vehicle-mounted following distance prompting control for including the minimum following distance threshold limit value included in parameter setting request
Parameter setting instruction processed；
The vehicle-mounted following distance cue display terminal receives the vehicle-mounted following distance prompting control from system server
After parameter setting instruction, control parameter is pointed out to set the minimum following distance included in instruction to limit threshold according to vehicle-mounted following distance
The value of value, is configured to minimum following distance threshold limit；
Mode two：
Include to indicate to vehicle-mounted with spacing in the parameter setting request that the mobile client is sent to system server
From the ranging susceptibility of cue display terminal be configured it is vehicle-mounted with a distance from inductive hint control parameter configuration information；
Record has the value of the corresponding minimum following distance threshold limit of multiple different ranging susceptibilitys in the system server,
And receiving after the parameter setting from mobile client asks and confirm that mobile client possesses control authority, pass through movement
Vehicle-mounted following distance cue display terminal transmission bound in from communication network to the mobile client includes parameter and set
Put the vehicle-mounted following distance prompting control of the corresponding minimum following distance threshold limit value of ranging susceptibility indicated in request
Parameter setting instruction processed；
The vehicle-mounted following distance cue display terminal receives the vehicle-mounted following distance prompting control from system server
After parameter setting instruction, control parameter is pointed out to set the minimum following distance included in instruction to limit threshold according to vehicle-mounted following distance
The value of value, is configured to minimum following distance threshold limit；
Mode three：
The vehicle-mounted following distance cue display terminal is also equipped with the real-time acquisition capability of vehicle speed data, and is preset with speed and changes
Proportion threshold value and minimum spacing threshold value are calculated, is converted according to the vehicle speed data got in real time and minimum following distance is limited
The value of threshold value is updated；Specific update mode is, vehicle-mounted following distance cue display terminal will be got in real time
Vehicle speed data is multiplied by speed conversion scale threshold value and calculates the following distance restriction reference value for obtaining current time in real time, and with
Minimum spacing threshold value is compared；
If the following distance restriction reference value at current time is more than or equal to minimum spacing threshold value, by current time with spacing
From value of the restriction reference value as the minimum following distance threshold limit at current time, minimum following distance threshold limit is entered
Row updates；
If the following distance restriction reference value at current time is less than minimum spacing threshold value, using minimum spacing threshold value as it is current when
The value of the minimum following distance threshold limit at quarter, is updated to minimum following distance threshold limit.
9. vehicle-mounted following distance inductive hint system according to claim 8, it is characterised in that in the mode three, car
At least one of the concrete mode that following distance cue display terminal obtains vehicle speed data is carried, in the following way：
Mode 3.1：The vehicle-mounted following distance cue display terminal possesses bluetooth communication capability, by with its where vehicle
Automobile electronic controller carry out the vehicle speed data of Bluetooth communication and vehicle where obtaining it in real time；
Mode 3.2：The vehicle-mounted following distance cue display terminal possesses Geographic mapping ability, according to its positioning
The vehicle speed data of velocity of displacement shown in geographical location information and vehicle where determining it in real time；
Mode 3.3：The mobile client possesses Geographic mapping ability, and sets up mobile client by system server
Data communication between display terminal is connected, the displacement speed shown in the geographical location information positioned as mobile client according to it
Degree and determine its translational speed data in real time, and translational speed data sent to it in real time by system server forwarding tied up
Fixed vehicle-mounted following distance cue display terminal, vehicle-mounted following distance cue display terminal is then by the movement received
Speed data as vehicle where it vehicle speed data.
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