CN103134509A - Vehicle-mounted navigation method and vehicle-mounted navigation device - Google Patents
Vehicle-mounted navigation method and vehicle-mounted navigation device Download PDFInfo
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Abstract
The invention provides a vehicle-mounted navigation method and a vehicle-mounted navigation device. The vehicle-mounted navigation method includes providing road information comprising traffic rule information; providing starting positions and destinations of vehicles, and obtaining navigation routes between the starting positions and the destinations according to the road information; obtaining current positions of the vehicles during driving processes of the vehicle, and obtaining surplus navigation routes from the navigation routes; extracting sections where the vehicles are about to arrive at from the road information; judging whether the road information comprises the traffic rule information of the sections; and when yes, conducting prompt of the traffic rule information. The vehicle-mounted navigation method and the vehicle-mounted navigation device can improve experience effects of users.
Description
Technical field
The present invention relates to technical field of information processing, relate in particular to a kind of navigation method and on-vehicle navigation apparatus.
Background technology
The driver usually due to reasons such as road is unfamiliar with, bad weathers, needs navigate help, in order to arrive under the guidance as early as possible the destination in traffic on the way.Navigational system is exactly to grow up in this case.The user of steering vehicle can transfer to navigational system and select driving path when driving, and as direction guiding, thereby correctly arrive fast the destination.
Prior art can be carried out the voice reminders such as guidance path, the speed of a motor vehicle in navigation procedure.But the user in the process of moving, may because of to the highway section be unfamiliar with or traffic rules the behavior former thereby that violate the traffic regulations such as be unfamiliar with, easily traffic hazard, and existing airmanship is not considered this problem, thereby affected user's experience effect, reduced the quality of navigation.
More data about airmanship can number be the Chinese patent of CN101358856B with reference to Granted publication.
Therefore, the experience effect that how to improve the user just becomes one of those skilled in the art's problem demanding prompt solution.
Summary of the invention
The problem that the present invention solves is to provide a kind of navigation method and on-vehicle navigation apparatus, to improve user's experience effect.
For addressing the above problem, the invention provides a kind of air navigation aid, comprising:
Road information is provided, and described road information comprises traffic rules information;
Reference position and the destination of vehicle are provided, and obtain guidance path between described reference position and described destination according to described road information;
In the Vehicle Driving Cycle process, obtain the current location of vehicle, and obtain remaining guidance path from described guidance path;
According to remaining guidance path, extract the highway section that described vehicle is about to arrival from road information;
Judge the traffic rules information that whether comprises described highway section in described road information;
When being, carry out the prompting of described traffic rules information.
Alternatively, described traffic rules information comprises: no left turn or right-hand rotation, no turns, Maximum speed limit or minimum speed limit, no through traffic, no overtaking, no tooting, forbid long-time or/and the short time stops.
Alternatively, when the distance in the current location of vehicle and described highway section equals preset value, carry out the prompting of described traffic rules information.
Alternatively, the span of described preset value is 5 meters ~ 50 meters.
Alternatively, described prompting comprises: voice reminder is or/and the word prompting.
In order to address the above problem, the present invention also provides a kind of on-vehicle navigation apparatus, comprising:
The road information storehouse is used for providing road information, and described road information comprises traffic rules information;
Input media is for reference position and destination that vehicle is provided;
Path planning module connects described road information storehouse and described input media, for the guidance path that obtains according to described road information between described reference position and described destination;
Locating device is for the current location of obtaining vehicle;
Extraction module, connect described locating device, described path planning module and described road information storehouse, be used for obtaining remaining guidance path from described guidance path, and according to remaining guidance path, extract the highway section that described vehicle is about to arrival from road information;
Judge module connects described extraction module and described road information storehouse, is used for judging whether described road information comprises the traffic rules information in described highway section;
Prompting module connects described judge module, when being, carries out the prompting of described traffic rules information.
Alternatively, described traffic rules information comprises: no left turn or right-hand rotation, no turns, Maximum speed limit or minimum speed limit, no through traffic, no overtaking, no tooting, forbid long-time or/and the short time stops.
Alternatively, described judge module also is used for judging whether the current location of described vehicle and the distance in described highway section equal preset value, and when equaling, described prompting module is carried out the prompting of described traffic rules information.
Alternatively, the span of described preset value is 5 meters ~ 50 meters.
Alternatively, described prompting comprises: voice reminder is or/and the word prompting.
compared with prior art, technical solution of the present invention has the following advantages: the present invention is in the vehicle mounted guidance process, obtain the current location of vehicle, and obtain remaining guidance path from guidance path, be about to the highway section of arrival to extract described vehicle from road information according to remaining guidance path, when described road information comprises the traffic rules information in described highway section, can carry out the prompting of described traffic rules information, thereby can prevent that the user from violating the traffic regulations, the generation that avoids traffic accident, guaranteed the safety of navigation, and improved the quality of navigation, finally improved user's experience effect.
Description of drawings
Fig. 1 is the schematic flow sheet of navigation method in embodiment of the present invention one embodiment;
Fig. 2 is the schematic diagram of guidance path in one embodiment of the invention;
Fig. 3 is the structural representation of on-vehicle navigation apparatus in invention embodiment one embodiment.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Set forth in the following description a lot of details so that fully understand the present invention, implement but the present invention can also adopt other to be different from alternate manner described here, so the present invention has not been subjected to the restriction of following public specific embodiment.
Just as described in the background section, prior art can not carried out the prompting of traffic rules in the process of carrying out vehicle mounted guidance, thereby easily causes the user to violate the traffic regulations, and has affected the quality of navigation.
for defects, present embodiment provides a kind of vehicle mounted guidance technology, it is in the process of navigation, can be according to current location and the guidance path of vehicle, carry out the prompting of corresponding traffic rules, when especially facing unfamiliar highway section or unfamiliar traffic rules for the user, described prompting is under the prerequisite that does not affect the user security driving, in time reminding user does not go to violate the traffic regulations, thereby can further improve the security that the user drives, the generation that avoids traffic accident, improved the quality of navigation, finally improved user's experience effect.
Be elaborated below in conjunction with accompanying drawing.
With reference to shown in Figure 1, provide a kind of navigation method in present embodiment one embodiment, comprising:
Step S11 provides road information, and described road information comprises traffic rules information;
Step S12 provides reference position and the destination of vehicle, and obtains guidance path between described reference position and described destination according to described road information;
Step S13 in the Vehicle Driving Cycle process, obtains the current location of vehicle, and obtain remaining guidance path from described guidance path;
Step S14 according to remaining guidance path, extracts the highway section that described vehicle is about to arrival from road information;
Step S15 judges the traffic rules information that whether comprises described highway section in described road information;
Step S16 when being, carries out the prompting of described traffic rules information.
The present embodiment has increased the step that traffic rules information is reminded, thereby can inform in advance the corresponding traffic rules information of user, avoids the user to violate the traffic regulations, and finally can guarantee the security of navigating, and has improved the quality of navigation.
At first execution in step S11, provide road information.
Described road information can be provided by the road information storehouse, and it can be stored in vehicle termination, also can be stored in server or network, and then obtain from server or network.In addition, described road information can also be provided by other car-mounted terminals, thereby can guarantee that described road information is more accurate and complete.
At least the road information that comprises the current zone of living in of vehicle (as: country, province, city etc.) in described road information.Particularly, described road information can comprise: the velocity information in highway section, the range information in highway section, interest point information, traffic rules information etc.
The velocity information in described highway section can refer to the default speed information in highway section, and this moment, default speed information was a fixed value, thereby road information need not real-time update, can improve navigation speed.
Preferably, the velocity information in described highway section can also refer to the real-time speed information in highway section, this moment, velocity information was relevant to the traffic behavior in current this highway section, thereby can avoid providing for the user navigation highway section that traffic congestion, traffic accident etc. occur, with the success ratio of further raising navigation and the quality of navigation, finally improve user's experience effect.
Described traffic rules information can comprise: no left turn or right-hand rotation, no turns, Maximum speed limit or minimum speed limit, no through traffic, no overtaking, no tooting, forbid long-time or/and the short time stops etc.Need to prove, traffic rules information corresponding to different sections of highway can be different, and the part highway section can not comprise described traffic rules information, and the part highway section can corresponding two or more described traffic rules information, and it does not limit protection scope of the present invention.
Particularly, described no through traffic both can refer to that no thoroughfare for vehicles within a certain period of time, can refer to that also the vehicle of forbidding the part vehicle passes through, and can also refer to forbid in certain hour the vehicle pass-through of part vehicle.
Follow execution in step S12, reference position and the destination of vehicle is provided, the walking along the street footpath planning of going forward side by side.
In the present embodiment, the user can pass through reference position and the destination of the input media input navigation such as touch-screen, keyboard or voice input device.Preferably, described reference position is the current location of vehicle, and it can directly be provided by locating device.
At first, from road information search with reference position nearest highway section as initial highway section, from road information search with nearest highway section, destination as stopping the highway section, namely according to nearest principle, reference position is mapped on initial highway section, the destination is mapped to stops on the highway section.After obtaining initial highway section and stopping the highway section, extract initial highway section and stop a plurality of highway sections between the highway section from road information, the rules such as the employing time is minimum, distance is the shortest or the most fuel-efficient are carried out path planning calculating, and it is same as the prior art, does not repeat them here.
In addition, the present embodiment can also adopt Different Rule to calculate a plurality of paths, thereby according to user's selection information, determines to be actually used in the path of navigation.
Need to prove, the present embodiment can be considered the traffic rules information in highway section when carrying out path planning, the situation that generally can not occur violating the traffic regulations in the guidance path that therefore provides.But in the actual travel of vehicle, the user may can't travel according to guidance path fully, therefore is necessary in the driving process of user's reality, the situation that illegal traffic rules may occur to be reminded.
Then execution in step S13, obtain the current location of vehicle, and obtain remaining guidance path.
The current location of described vehicle can be provided by locating device, as: gps system.
After the guidance path of the current location of obtaining vehicle and vehicle, just can remove the path between reference position and current location, and only keep the path between current location and destination, namely obtained remaining guidance path.
Need to prove, because the actual travel path of vehicle may be incomplete same with guidance path, therefore need to constantly carry out real-time navigation according to the actual travel path of vehicle, therefore this moment, remaining guidance path may be not corresponding with the guidance path that step S12 planning obtains.
Then execution in step S14, extract one or more highway sections that vehicle is about to arrival from road information.
Need to prove, the highway section of extracting this moment may not be the highway section in remaining guidance path.
As an object lesson, with reference to shown in Figure 2, in the present embodiment, vehicle travels now on the A highway section and is about to arrive the f end in A highway section, A highway section, B highway section and C highway section intersect at the f end, remaining guidance path comprises the C highway section, and do not comprise the B highway section, extract highway section that the vehicle that obtains is about to arrive this moment and comprise simultaneously B highway section and C highway section from road information.
Then execution in step S15, judge the traffic rules information that whether comprises described highway section in described road information.
Continue with reference to shown in Figure 2, extract respectively the road information of highway section B and highway section C in the present embodiment from road information, then judgement learns that the road information in C highway section does not comprise described traffic rules information from the road information that extracts, be but that the vehicle normal row sails to the C highway section, and the road information in B highway section comprise the traffic rules information of no left turn.
Continue execution in step S16, corresponding prompting is carried out in the highway section that comprises traffic rules information.
Remind described in the present embodiment and can comprise: voice reminder is or/and the word prompting.
Preferably, when the distance in the current location of vehicle and described highway section equals preset value, carry out the voice reminder of described traffic rules information, thereby can inform too early that neither user so that user forget the phenomenon of prompting when travelling to correspondence position, can not inform too late again the user so that affect the user and make the correct behavior of travelling.Particularly, described preset value can be 5 meters ~ 50 meters, as: 5 meters, 10 meters, 20 meters or 50 meters etc.
In the present embodiment due to B highway section no left turn, therefore need to travel on the A highway section and during apart from f end 25 meters (being that preset value is 25 meters), send similar voice reminders such as " B highway section, the left side are one-way road, can not turn left, and please continues to travel along C highway section, the right " to the user.Only for giving an example, when described traffic rules information change, described voice reminder also can change voice reminder herein thereupon, does not repeat them here.
In order further to improve the navigation quality, described voice reminder can carry out twice repeatedly broadcasting continuously.
In addition, do not catch or satisfy copilot station user's demand in order to prevent the user, the present embodiment can also carry out word and remind when carrying out voice reminder, is about to corresponding traffic rules information and is presented in guidance path with specific mark.Described specific mark can is-symbol, one or more combinations in word, color etc.
Because the situation that no through traffic both may be relevant with the time, also may be relevant with vehicle, and the vehicle of current time and vehicle can be obtained, therefore for the situation that no through traffic, when relevant with the time, current time and the time that no through traffic can be compared, when only having time that is positioned at that no through traffic current time, just carry out the prompting of correspondence; When relevant with vehicle, vehicle vehicle and the vehicle that no through traffic can be compared, only have when the vehicle vehicle vehicle that belongs to that no through traffic, just carry out corresponding prompting, thereby can remove some otiose information for user filtering, make the prompting message that provides and user's actual conditions match, finally can further improve the quality of navigation.
Need to prove, in other embodiments of the invention, under the prerequisite of carrying out the traffic rules prompting, can also carry out to the user real-time reminding in the speed of a motor vehicle, path etc., with further raising navigation quality, it is same as the prior art, does not repeat them here.
The present embodiment can prevent that by the prompting to traffic rules information the user from violating the traffic regulations, and the generation that avoids traffic accident has guaranteed the safety of navigation, and has improved the quality of navigation, has finally improved user's experience effect.
Correspondingly, with reference to shown in Figure 3, provide a kind of on-vehicle navigation apparatus in present embodiment one embodiment, having comprised:
Path planning module 230 connects described road information storehouse 220 and described input media 210, for the guidance path that obtains according to described road information between described reference position and described destination;
Locating device 240 is for the current location of obtaining vehicle;
Prompting module 270 connects described judge module 260, when being, carries out the prompting of described traffic rules information.
Wherein, described traffic rules information can comprise: no left turn or right-hand rotation, no turns, Maximum speed limit or minimum speed limit, no through traffic, no overtaking, no tooting.Wherein, described judge module 260 also is used for judging whether the current location of described vehicle and the distance in described highway section equal preset value, and when equaling, described prompting module 270 is carried out the prompting of described traffic rules information.Particularly, the span of described preset value comprises 5 meters ~ 50 meters.
Need to prove, when reference position is the current location of vehicle, can provide reference position for input media 210 by locating device 240, this moment, the user only needed to provide the destination by input media 210.
Wherein, described prompting comprises: voice reminder is or/and the word prompting.When prompting module 270 was carried out voice reminder, described prompting module 270 comprised at least: the speech player (not shown), connect described judge module 260, and be used for carrying out the voice reminder of described traffic rules information; When prompting module 270 was carried out the word prompting, described prompting module 270 comprised at least: the display (not shown), connect described judge module 260, and be used for carrying out the word prompting of described traffic rules information.
In the present embodiment, the specific works process of on-vehicle navigation apparatus can with reference to above-mentioned navigation method, not repeat them here.
Need to prove, in the present embodiment, each module of on-vehicle navigation apparatus can be integrated in an electron device, also can adopt respectively an electron device, can also be partially integrated in an electron device.described electron device specifically can adopt single-chip microcomputer, ARM, FPGA(Field Programmable GateArray, field programmable gate array), ASIC(Application Specific Integrated Circuit, application-specific IC), SOC(System on a Chip, SOC (system on a chip)), CPU(Central ProcessingUnit, CPU (central processing unit)), MCU(Micro Controller Units, micro-control unit), DSP(DigitalSignal Processor, digital signal processor) or PLC(Programmable Logic Controller, the combination in any of one or more devices programmable logic controller (PLC)).
The present embodiment is by the prompting of 270 pairs of traffic rules information of prompting module, under the prerequisite that does not affect the user security driving, in time reminding user does not go to violate the traffic regulations, thereby can further improve user's safe driving, the generation that avoids traffic accident, improve the quality of navigation, finally improved user's experience effect.
Although the present invention discloses as above with preferred embodiment, yet is not to limit the present invention.Any those of ordinary skill in the art, do not breaking away from technical solution of the present invention scope situation, all can utilize method and the technology contents of above-mentioned announcement to make many possible changes and modification to technical solution of the present invention, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solution of the present invention, all still belongs in the scope of technical solution of the present invention protection any simple modification made for any of the above embodiments, equivalent variations and modification according to technical spirit of the present invention.
Claims (10)
1. a navigation method, is characterized in that, comprising:
Road information is provided, and described road information comprises traffic rules information;
Reference position and the destination of vehicle are provided, and obtain guidance path between described reference position and described destination according to described road information;
In the Vehicle Driving Cycle process, obtain the current location of vehicle, and obtain remaining guidance path from described guidance path;
According to remaining guidance path, extract the highway section that described vehicle is about to arrival from road information;
Judge the traffic rules information that whether comprises described highway section in described road information;
When being, carry out the prompting of described traffic rules information.
2. navigation method as claimed in claim 1, it is characterized in that, described traffic rules information comprises: no left turn or right-hand rotation, no turns, Maximum speed limit or minimum speed limit, no through traffic, no overtaking, no tooting, forbid long-time or/and the short time stops.
3. navigation method as claimed in claim 1, is characterized in that, when the distance in the current location of vehicle and described highway section equals preset value, carries out the prompting of described traffic rules information.
4. navigation method as claimed in claim 3, is characterized in that, the span of described preset value is 5 meters ~ 50 meters.
5. navigation method as described in claim 1 or 3, is characterized in that, described prompting comprises: voice reminder is or/and the word prompting.
6. an on-vehicle navigation apparatus, is characterized in that, comprising:
The road information storehouse is used for providing road information, and described road information comprises traffic rules information;
Input media is for reference position and destination that vehicle is provided;
Path planning module connects described road information storehouse and described input media, for the guidance path that obtains according to described road information between described reference position and described destination;
Locating device is for the current location of obtaining vehicle;
Extraction module, connect described locating device, described path planning module and described road information storehouse, be used for obtaining remaining guidance path from described guidance path, and according to remaining guidance path, extract the highway section that described vehicle is about to arrival from road information;
Judge module connects described extraction module and described road information storehouse, is used for judging whether described road information comprises the traffic rules information in described highway section;
Prompting module connects described judge module, when being, carries out the prompting of described traffic rules information.
7. on-vehicle navigation apparatus as claimed in claim 6, it is characterized in that, described traffic rules information comprises: no left turn or right-hand rotation, no turns, Maximum speed limit or minimum speed limit, no through traffic, no overtaking, no tooting, forbid long-time or/and the short time stops.
8. on-vehicle navigation apparatus as claimed in claim 6, it is characterized in that, described judge module also is used for judging whether the current location of described vehicle and the distance in described highway section equal preset value, and when equaling, described prompting module is carried out the prompting of described traffic rules information.
9. on-vehicle navigation apparatus as claimed in claim 8, is characterized in that, the span of described preset value is 5 meters ~ 50 meters.
10. on-vehicle navigation apparatus as described in claim 6 or 8, is characterized in that, described prompting comprises: voice reminder is or/and the word prompting.
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| WO2015188449A1 (en) * | 2014-06-10 | 2015-12-17 | 中兴通讯股份有限公司 | Wireless terminal-based vehicle control method and wireless terminal |
| CN105526940A (en) * | 2014-09-30 | 2016-04-27 | 高德软件有限公司 | Vehicle navigation method and apparatus, electronic map display method and apparatus thereof |
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| CN108489507A (en) * | 2018-03-20 | 2018-09-04 | 京东方科技集团股份有限公司 | Navigation device and its working method, computer readable storage medium |
| CN110887496A (en) * | 2018-08-15 | 2020-03-17 | 上海擎感智能科技有限公司 | Charging pile navigation reminding method and system based on electric energy monitoring and vehicle-mounted terminal |
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| CN111486857B (en) * | 2019-01-28 | 2024-04-09 | 阿里巴巴集团控股有限公司 | Road network prediction tree construction method and device, electronic equipment and storage medium |
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Application publication date: 20130605 |