CN109272761A - Road intersection safety management method and system thereof - Google Patents
Road intersection safety management method and system thereof Download PDFInfo
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- CN109272761A CN109272761A CN201811476118.6A CN201811476118A CN109272761A CN 109272761 A CN109272761 A CN 109272761A CN 201811476118 A CN201811476118 A CN 201811476118A CN 109272761 A CN109272761 A CN 109272761A
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- 238000007726 management method Methods 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 32
- 238000001514 detection method Methods 0.000 claims description 27
- 241000283070 Equus zebra Species 0.000 claims description 16
- 230000006698 induction Effects 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000002845 discoloration Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000011897 real-time detection Methods 0.000 description 2
- 206010015150 Erythema Diseases 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/09623—Systems involving the acquisition of information from passive traffic signs by means mounted on the vehicle
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Abstract
The invention discloses a kind of road intersection method for managing security and its systems, are related to control of traffic and road technical field, and whether the method includes detect in each lane and intersection pre-determined distance to have vehicle to drive into；When any lane has vehicle to reach the pre-determined distance, intelligent traffic light controller converts the color of traffic lights according to the vehicle condition in the pre-determined distance in all lanes；The colour switching result of the traffic lights is sent to interior passage reception device by the intelligent traffic light controller.The present invention is able to solve the problem of existing traffic lights can not be adjusted according to road traffic state, vehicle-state, affect road efficiency.
Description
Technical field
The present invention relates to control of traffic and road technical fields, and in particular to a kind of road intersection method for managing security and its is
System.
Background technique
Existing road intersection safety management is realized using traffic lights.Traffic lights are according to predetermined period red
Lamp, switches between green light amber light, and the green light in each direction and red light duration are fixed.Vehicle when daytime
More, the green light and red light of each road direction recycle conducting, can not differentiate either with or without vehicle, red light, amber light, green light are successively
It lights, it is power-consuming simultaneously to influence vehicle flowrate.Sometimes other lanes do not have vehicle pass-through, face red light it is bright when, it is also desirable to wait green light
It is bright to pass through, since city is there are a large amount of intersection, expended when vehicle is current in city a large amount of red
The lamp waiting time.
It is absolutely not associated between existing traffic lights and vehicle, road traffic state, mechanization according to default
Switching law carry out red light, amber light, the switching between green light, can not be adjusted according to road traffic state, vehicle-state
It is whole, road efficiency is affected, but also vehicle is not high for the experience of road.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of road intersection method for managing security and its system, existing to solve
The problem of some traffic lights can not be adjusted according to road traffic state, vehicle-state, affect road efficiency.
To achieve the above object, the embodiment of the present invention provides a kind of road intersection method for managing security, which comprises
Whether detect in each lane and intersection pre-determined distance has vehicle to drive into；When any lane has vehicle to reach described preset
Apart from when, intelligent traffic light controller according in the pre-determined distance in all lanes vehicle condition transformation traffic lights color；Institute
It states intelligent traffic light controller and the colour switching result of the traffic lights is sent to interior passage reception device.
The intelligent traffic light controller is according to the vehicle in the pre-determined distance in all lanes as a preferred technical solution,
It is pre- through lane that the method for the color of situation transformation traffic lights, which includes: the lane for having vehicle to drive into the pre-determined distance, when
When passing through with other lanes that the pre- through lane intersects or conflicts without vehicle, the intelligent traffic light controller will
The green light of pre- through lane is lighted, while keeping the traffic lights on other described lanes constant；It is handed over when with the pre- through lane
When other lanes of fork or conflict have vehicle passing through, intelligent traffic light controller lights the red light of pre- through lane.
After the intelligent traffic light controller converts the traffic light status in any lane as a preferred technical solution, institute
It states the traffic light status and continues the first preset time, at the same time, intelligent traffic light controller constantly receives indication signal, described
The second preset time of constant duration is divided between the transmission of indication signal.
As a preferred technical solution, the traffic light status in the first preset time continue when, if second it is default when
Between time interval be greater than 3 seconds or the traffic light status duration be more than the first preset time maximum value, then traffic lights
Color become yellow, after amber light is for 3 seconds, red light becomes red from original green again, or is become from original red
Green.
As a preferred technical solution, the traffic light status in the first preset time continue when, if second it is default when
Between time interval be always less than 3 seconds, then the state that traffic lights keep original is constant.
As a preferred technical solution, the method also includes: detection zebra stripes or intersection at pedestrian walk
Signal simultaneously reports to the intelligent traffic light controller；Intelligent traffic light controller walks signal according to the pedestrian will be with pedestrian
The identical green light in direction is walked to light and light the red light that direction intersects is walked with the pedestrian.
Pedestrian signal detection device is equipped at the intersection as a preferred technical solution, pedestrian signal detection is set
The standby pedestrian being periodically detected at zebra stripes or intersection walks signal and reports the intelligent traffic light controller, works as row
When people is not left at the zebra stripes or intersection, the traffic light status is kept.
System involved in a kind of road intersection method for managing security is provided, the system comprises: signals of vehicles detection is set
It is standby, for detecting whether each lane and intersection pre-determined distance have vehicle；When the lane has described in vehicle arrival
When pre-determined distance, a vehicle arriving signal is generated；Intelligent traffic light controller, for receiving the vehicle arriving signal, according to
The colour switching of the vehicle arriving signal control traffic lights；Current reception device, for receiving intelligent traffic light controller hair
Traffic light status information out simultaneously issues acousto-optic hint；Pedestrian signal detection device, for detecting zebra stripes or intersection
The pedestrian at place walks signal and reports the intelligent traffic light controller；
The signals of vehicles detection device includes infrared radiation detection apparatus, ground induction coil, electronic eyes as a preferred technical solution,
Or satellite positioning signal reception device；The pedestrian signal detection device includes infrared radiation detection apparatus, ground induction coil or electronic eyes.
The present invention has the advantage that
The road intersection method for managing security and its system of the application, is worn by real-time detection vehicle arriving signal, pedestrian
Row signal, intelligent traffic light controller reaches signal according to these vehicles, pedestrian walks the switching that signal controls traffic lights, thus
Vehicle flowrate, energy saving can be increased；When other lanes do not have vehicle pass-through, this lane is arrived in vehicle with regard to green light, is improved
Vehicle pass-through efficiency.When only pedestrian leaves zebra stripes, the green light in lane is just bright；It is received and dispatched using induction coil, infrared signal etc.
Intelligent traffic light controller and vehicle-mounted passage reception device are carried out data interaction, thus to passing vehicle sending sound by technology
Light prompt, improves safety coefficient.
Detailed description of the invention
Fig. 1 is that a kind of road provided in an embodiment of the present invention intersects method for managing security flow diagram；
Fig. 2 is the signals of vehicles that a kind of road provided in an embodiment of the present invention intersects system involved in method for managing security
The connection relationship diagram of detection device；
Fig. 3 is the basic structure that a kind of road provided in an embodiment of the present invention intersects system involved in method for managing security
Schematic diagram；
Fig. 4 is the pedestrian signal that a kind of road provided in an embodiment of the present invention intersects system involved in method for managing security
The structural schematic diagram of detection device；
Fig. 5 is the structural block diagram of intelligent traffic light controller provided in an embodiment of the present invention；
Fig. 6 is a kind of cross intersection structural schematic diagram provided in an embodiment of the present invention；
Fig. 7 is traffic lights control circuit schematic diagram in the road A provided in an embodiment of the present invention；
Fig. 8 is traffic lights control circuit schematic diagram in No. 1 provided in an embodiment of the present invention；
In figure: first timer 1, second timer 2, third timer 3, the 4th timer 4, the 5th timer 5, first
Or door 6, first and door 7, the second nor gate 8, second or door 9, the first nor gate 10, the 6th timer 11, the 7th timer 12,
8th timer 13, the 9th timer 14, third or door 15, third nor gate 16, the tenth timer the 17, the 4th or door 18 are compiled
Group phase inverter module F.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
As shown in Figure 1, the embodiment of the invention provides a kind of roads to intersect method for managing security, this method comprises:
Whether there is vehicle to drive into S1, each lane of detection and intersection pre-determined distance；
S2, when any lane have vehicle reach the pre-determined distance when, intelligent traffic light controller is according to all lanes
The color of vehicle condition transformation traffic lights in pre-determined distance；
The colour switching result of the traffic lights is sent to interior current reception by S3, the intelligent traffic light controller
Device.
Wherein, when the lane for having vehicle to drive into pre-determined distance is pre- through lane, if being handed over the pre- through lane
Other lanes of fork or conflict are without vehicle when passing through, and the intelligent traffic light controller is by the green light point of pre- through lane
It is bright, while keeping the traffic lights on other described lanes constant；When other lanes for intersecting or conflicting with the pre- through lane
When having vehicle passing through, intelligent traffic light controller lights the red light of pre- through lane.
After intelligent traffic light controller converts the traffic light status in any lane, it is default that the traffic light status continues first
Time, at the same time, intelligent traffic light controller constantly receive indication signal, whens being divided into equal between the transmission of the indication signal
Between the second preset time for being spaced.Optionally, which can be 6 seconds.When the traffic light status continues in 6 seconds,
If the time interval of the second preset time be greater than 3 seconds or the traffic light status duration be more than the first preset time most
Big value, optionally, maximum transit time can be 30 seconds, 45 seconds etc..Then the color of traffic lights becomes yellow, after 3 seconds again by
Green originally becomes yellow, or becomes green from original red.If the time interval of the second preset time is always less than 3
Second, then the state that traffic lights keep original is constant.
Specifically, using Vehicle analyzer, ground induction coil, electronic eyes, Microstar positioning signal reception device GPS etc., in vehicle
Drive to 100 meters at intersection i.e. pre-determined distance when, send intelligent traffic light controller for vehicle arriving signal,
Intelligent traffic light controller lights 6s according to vehicle arriving signal, by the green light in corresponding lane, other lanes of intersection cannot
Enough current, in the 6s that green light is lighted, when constantly receiving vehicle arriving signal of the time interval less than 3s, green light keeps 6s
It does not go out, otherwise goes out after green light 6s, the bright 3s of amber light, red light is bright after amber light is bright, the vehicle pass-through of other vehicles of intersection.
In addition, it includes: that the pedestrian detected at zebra stripes or intersection walks letter that the present embodiment, which also provides a kind of method,
Number and report the intelligent traffic light controller；The intelligent traffic light controller walks signal according to the pedestrian will be with pedestrian
The identical green light in direction is walked to light and light the red light that direction intersects is walked with the pedestrian.Then it is examined by pedestrian signal
The pedestrian that measurement equipment is periodically detected at zebra stripes or intersection walks signal and reports the intelligent traffic light controller,
When pedestrian does not leave at the zebra stripes or intersection, it is green light phase that intelligent traffic light controller, which keeps traffic lights,
Until there is no pedestrian on zebra stripes.
Embodiment 2
As shown in Fig. 2, another aspect of the present invention additionally provides a kind of related system of road intersection method for managing security
System, the system include:
Signals of vehicles detection device, detects whether each lane and intersection pre-determined distance have vehicle；When described
When lane has vehicle to reach the pre-determined distance, generates a vehicle and reach signal；The signals of vehicles detection device includes not
It is limited to infrared radiation detection apparatus, ground induction coil, electronic eyes or satellite positioning signal reception device；
Intelligent traffic light controller will be described according to the vehicle arriving signal for receiving the vehicle arriving signal
The green light in lane is lighted and lights the red light on other lanes intersected with the lane.
As shown in figure 3, the system also includes:
Current reception device, the passage reception device when the lane has vehicle to reach the pre-determined distance, on vehicle
It receives the traffic light status information that intelligent traffic light controller issues and issues acousto-optic hint.Current reception device and traffic lights intelligence
Can control between device can carry out signal interaction by long range Bluetooth broadcast communication modes, and long range bluetooth communication mould group can be with
Meet 100 meters or so of communication coverage, broadcast capability is also capable of providing after bluetooth 4.0.Or FM communication mode is used,
Using FM frequency range and control power to the passage reception device broadcast singal on the vehicle for reaching pre-determined distance.
As shown in figure 4, the system also includes:
Pedestrian signal detection device is walked signal and is reported described for detecting the pedestrian at zebra stripes or intersection
Intelligent traffic light controller；, signal is walked according to the pedestrian will walk the identical green light in direction with pedestrian and light and will be with institute
State pedestrian walk direction intersection red light light.The pedestrian signal detection device include be not limited to infrared radiation detection apparatus, feel
Coil or electronic eyes.
As shown in figure 5, intelligent traffic light controller includes MCU processor, wireless signals broadcast mould group, power management electricity
Road, pedestrian signal receive circuit, signals of vehicles receives circuit and traffic lights control circuit.
Specifically, as shown in fig. 6, the structural schematic diagram of a right-angled intersection, has 12 lanes of four direction,
The traffic lights control circuit in middle lane 1,2,3,4,5,6,7,8 be it is identical, the traffic lights control circuit of lane A, B, C, D are also
It is identical, it is thus only necessary to which the traffic lights control circuit for providing lane 1 and lane A can clearly illustrate the reality of the application
Apply mode.Wherein, red light R, amber light H, green light L are provided on each direction；
As shown in fig. 7, the traffic lights control circuit of lane A, B, C, D are by five 555 timers, multiple or door, Duo Gehuo
NOT gate and multiple NOT gates composition, using the characteristic of logical relation and defeated output level between them, control the state of traffic lights.
It is also known as " and circuit ", logic " product ", logic " with " circuit with door in circuit, is the basic logical gate electricity for executing " with " operation
There are multiple input terminals on road, and an output end, when all inputs are simultaneously high level, output is just high level, is otherwise exported
For low level；Or door has multiple input terminals, an output end, as long as soon as output is high electric when having in input for high level
Flat, only when all inputs are all low level, output is just low level；If the input of NAND gate is high level, defeated
It is out low level, if at least one in the input of NAND gate is low level, output is high level；Nor gate is then only when two
Output is high level when a input terminal is low level.
Determine specifically, five 555 timers are respectively as follows: first timer 1, second timer 2, third timer the 3, the 4th
When device 4 and the 5th timer 5 or door include first or door 6, second or door 9, include first and door 7 with door, nor gate includes the
One nor gate 10, the second nor gate 8.Second or the input terminal of door 9 pick up 8 and 4 He of lane 5 or lane 7 and lane 2 or lane
The signal end in lane 1 or lane 3 and lane 6.
Realization principle are as follows: when circuit is started to work, on lane without vehicle when, all timers export low level,
First or door 6 export low level, the first nor gate 10 export high level, the second nor gate 8 export low level, thus make first with
Door 7 exports low level, therefore L lamp does not work, i.e., green light does not work, at the same time, if lane 8 and lane 5 or lane 7 and lane 2 or vehicle
There is vehicle passage on road 4 and lane 1 or lane 3 and lane 6, second or door 9 export high level, and R lamp is bright, i.e., red light is bright, reminds vehicle
Upcoming vehicle parking evacuation on road A, lane B, lane C and lane D.If having on lane A, lane B, lane C and lane D
Vehicle, then the output of timer 1 is high level, first or the output of door 6 be high level, the output of the first nor gate 10 is low electricity
Flat, the output of the second nor gate 8 is that the output of high level, then first and door 7 is high level, then L lamp is bright, i.e. green light, allows
Vehicle pass-through.If persistently having vehicle to pass through during 6 seconds that first timer 1 works, i.e., input is always high level, then green light one
Directly it is remain on state.It is corresponding with the method in embodiment 1.
As shown in figure 8, the traffic lights control in lane 1, lane 2, lane 3, lane 4, lane 5, lane 6, lane 7 and lane 8
Circuit processed by several 555 timers, several or door, several form with door, several nor gates and several NOT gates, utilize
The characteristic of logical relation and defeated output level between them, controls the state of traffic lights, can be realized circuit three select two.Tool
Body, several timers include the 6th timer 11, the 7th timer 12, the 8th timer 13, the 9th timer 14 and the tenth
Timer 17.6th timer 11 and the 7th timer 12 are used for the input and output of control circuit, and the 8th timer 13 is for supplying
Electricity, the 9th timer 14 generate delay in 0.1 second, and third nor gate 16 is made to generate high level, and circuit enters working condition, enter
It is any to be connected all the way after working condition, there is two-way that can be connected, if lane 1 is current, lane 2 and lane 5 can lead to
Row, because the passage in lane 1, lane 2 and lane 5 is independent of each other.Tenth timer 17 is for realizing being periodically connected function.Lane
1, there is the signal that is open to traffic in any lane in lane 2, lane 3, lane 4, lane 5, lane 6, lane 7 and lane 8, from third or door
15 inputs control the bright of green light by exporting high level or low level from the 4th or door 18 after the transformation of circuit or go out.Wherein
The F module of circuit is marshalling phase inverter module, and it is one group that lane 1, lane 2, lane 5 and lane 6, which are compiled, by lane 3, lane
4, it is one group that lane 7 and lane 8, which are compiled, to more easily realize road control.1 (8) in Fig. 8 indicate the control electricity in lane 1
Road is to the control circuit in lane 8, and similarly, 8 (1) indicate the control circuit in lane 8 to the control electricity in lane 1 for 1 (7), 1 (3), 1 (6)
Road, 7 (1), 3 (1), 6 (1) are similarly.
The road intersection method for managing security and its system of the application, is worn by real-time detection vehicle arriving signal, pedestrian
Row signal, intelligent traffic light controller reaches signal according to these vehicles, pedestrian walks the switching that signal controls traffic lights, thus
Vehicle flowrate, energy saving can be increased；When other lanes do not have vehicle pass-through, this lane is arrived in vehicle with regard to green light, is improved
Vehicle pass-through efficiency, pedestrian do not pass by zebra stripes, and the time of countdown has pass the red light on pavement with regard to bright, at this moment influenced pedestrian
Safety, it is therefore desirable to which pedestrian just allows green light when leaving zebra stripes.Using transmit-receive technologies such as induction coil, infrared signals,
Intelligent traffic light controller and vehicle-mounted passage reception device are subjected to data interaction, mentioned to issue acousto-optic to passing vehicle
Show；Improve safety coefficient.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (9)
1. a kind of road intersects method for managing security, which is characterized in that the described method includes:
Whether detect in each lane and intersection pre-determined distance has vehicle to drive into；
When any lane has vehicle to reach the pre-determined distance, intelligent traffic light controller is according to the pre-determined distance in all lanes
The color of interior vehicle condition transformation traffic lights；
The colour switching result of the traffic lights is sent to interior passage reception device by the intelligent traffic light controller.
2. road according to claim 1 intersects method for managing security, which is characterized in that the intelligent traffic light controller
Include: according to the method that the vehicle condition in the pre-determined distance in all lanes converts the color of traffic lights
The lane for having vehicle to drive into the pre-determined distance is pre- through lane, when what is intersected or conflict with the pre- through lane
Other lanes when passing through without vehicle, the intelligent traffic light controller lights the green light of pre- through lane, protects simultaneously
The traffic lights held on other described lanes are constant；When there is being vehicle in other lanes for intersecting or conflicting with the pre- through lane
When current, intelligent traffic light controller lights the red light of pre- through lane.
3. road according to claim 1 or 2 intersects method for managing security, which is characterized in that the intelligent traffic light control
After device processed converts the traffic light status in any lane, the traffic light status continues the first preset time, at the same time, traffic lights
Intelligent controller constantly receives indication signal, be divided between the transmission of the indication signal constant duration second it is default when
Between.
4. road according to claim 3 intersects method for managing security, which is characterized in that the traffic light status is first
When continuing in preset time, if the time interval of the second preset time is greater than 3 seconds or the duration of the traffic light status is more than
The maximum value of first preset time, then the color of traffic lights becomes yellow, and after amber light is for 3 seconds, traffic lights are again by original green
Discoloration is red, or becomes green from original red.
5. road according to claim 3 intersects method for managing security, which is characterized in that the traffic light status is first
When continuing in preset time, if the time interval of the second preset time is always less than 3 seconds, traffic lights keep original state not
Become.
6. road according to claim 1 intersects method for managing security, which is characterized in that the method also includes:
Pedestrian at detection zebra stripes or intersection walks signal and reports to the intelligent traffic light controller；
Intelligent traffic light controller, which according to the pedestrian walks signal and will walk the identical green light in direction with pedestrian, to be lighted and will be with
The red light that the pedestrian walks direction intersection is lighted.
7. road according to claim 6 intersects method for managing security, which is characterized in that be equipped with row at the intersection
People's signal detection apparatus, the pedestrian that pedestrian signal detection device is periodically detected at zebra stripes or intersection walk signal simultaneously
The intelligent traffic light controller is reported, when pedestrian does not leave at the zebra stripes or intersection, is kept described red green
Lamp state.
8. system involved in a kind of road intersection method for managing security, which is characterized in that the system comprises:
Signals of vehicles detection device, for detecting whether each lane and intersection pre-determined distance have vehicle；When described
When lane has vehicle to reach the pre-determined distance, a vehicle arriving signal is generated；
Intelligent traffic light controller controls traffic lights according to the vehicle arriving signal for receiving the vehicle arriving signal
Colour switching；
Current reception device, for receiving the traffic light status information of intelligent traffic light controller sending and issuing acousto-optic hint；
Pedestrian signal detection device is walked signal and is reported described red green for detecting the pedestrian at zebra stripes or intersection
Lamp intelligent controller.
9. road according to claim 8 intersects safety management system, which is characterized in that the signals of vehicles detection device
Including infrared radiation detection apparatus, ground induction coil, electronic eyes or satellite positioning signal reception device；The pedestrian signal detection device includes
Infrared radiation detection apparatus, ground induction coil or electronic eyes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811476118.6A CN109272761A (en) | 2018-12-04 | 2018-12-04 | Road intersection safety management method and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811476118.6A CN109272761A (en) | 2018-12-04 | 2018-12-04 | Road intersection safety management method and system thereof |
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| CN201811476118.6A Pending CN109272761A (en) | 2018-12-04 | 2018-12-04 | Road intersection safety management method and system thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110211393A (en) * | 2019-06-06 | 2019-09-06 | 山东海格尔信息技术股份有限公司 | A kind of controlling system of traffic light and method based on place driving efficiency examination system |
| CN113744542A (en) * | 2021-10-12 | 2021-12-03 | 宋宝芹 | Traffic light control method and device for vehicle arriving at intersection, electronic equipment and medium |
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| CN101847320A (en) * | 2010-05-18 | 2010-09-29 | 徐苏云 | Crossing traffic control system and method |
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