CN108765986A - A kind of road traffic signal controller and its control system - Google Patents
A kind of road traffic signal controller and its control system Download PDFInfo
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- CN108765986A CN108765986A CN201810613192.1A CN201810613192A CN108765986A CN 108765986 A CN108765986 A CN 108765986A CN 201810613192 A CN201810613192 A CN 201810613192A CN 108765986 A CN108765986 A CN 108765986A
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- module
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- microprocessor
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- signal
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Human Computer Interaction (AREA)
- Traffic Control Systems (AREA)
Abstract
The present invention relates to traffic signals management control technique fields, more particularly to a kind of road traffic signal controller and its control system, wherein road traffic signal controller includes main control module, communication module, touch screen display input module, power module, storage module and lamp control output module, communication module is connect by cable with main control module, touch screen shows input module, storage module and lamp control output module with main control module by signal wire wired connection, and power module is electrically connected with main control module；Main control module will treated that signal data is stored in storage module and shows that input module is given by touch screen shows, when signal data meets the preset condition in storage module, main control module issues instructions to lamp control output module control signal light path and opens and closes.Main control module of the present invention receives communication module and acquires information, to send command adapted thereto to lamp control output module according to acquisition information, realize to real-time sampling of traffic information and control.
Description
Technical field
The present invention relates to traffic signals management control technique fields, and in particular to a kind of road traffic signal controller and its
Control system.
Background technology
With advances in technology, the traffic blocking problem of the fast development of modern city, city is on the rise, and especially exists
Sooner or later peak time on and off duty, the various motor vehicles and non-motor vehicle that road junction passes through are easy mutually to scramble for roads and occur
Traffic accident, so other than improving the sense of traffic of driver and pedestrian, it is also necessary to urgent to improve road junction signal
The control ability of lamp.The road traffic signal controller of the prior art, generally use microcontroller are microprocessor, RS232 serial ports
The mode of communication controls operation according to the preset parameter of setting, lacks host computer and carry out remote control to intersection annunciator, if you need to
Interim adjustment traffic signals, it usually needs traffic police scene carries out interim regulation and control to control the lamp of signal light path to intersection annunciator
Color and time, scene regulation and control can not carry out unified allocation of resources to multiple crossings, can only carry out the regulation and control of single signal machine.With current
The raising of road traffic control complexity and the increase of the magnitude of traffic flow, this road traffic signal controller are deposited in actual use
In following problem：
1, vehicle is let pass when track clearance vehicle, in the out of phase of crossroad, and the time is identical, and the side more than vehicle holds
Easily there is vehicle accumulation, causes the traffic jam at next crossing；When in certain phase without vehicle, the vehicle precisely in the phase is logical
The row time, then during this period of time, there have been traffic guidance blind spot, semaphore to the real-time control efficiency of signal light path compared with
Difference.
2, crossing in case of emergency, needs traffic police scene to carry out interim regulation and control to intersection annunciator to control road letter
The light color of signal lamp and time, control methods needs manually adjust, and not only increase traffic police's labor intensity, and vehicle pass-through efficiency
Also poor.
Invention content
It is an object of the invention to overcome problems of the prior art, provide a kind of road traffic signal controller and
Its control system.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved by the following technical solutions：
A kind of road traffic signal controller, including main control module, communication module, touch screen show input module, power supply mould
Block, storage module and lamp control output module, the communication module are connect by cable with main control module, the touch screen display input
Module, storage module and lamp control output module pass through signal wire wired connection, the power module and master control with main control module
Module is electrically connected；The communication module receives the status information of exterior vehicle and passes information to main control module processing, described
Main control module will treated that signal data is stored in storage module and shows that input module is given by touch screen shows, works as signal
When preset condition in data fit storage module, lamp control output module is issued instructions to by main control module to control outside road
Signal lamp opens and closes.
Further, the main control module includes microprocessor, serial expanded circuit, I/O port expansion circuits, memory expansion
Circuit, network interface circuit and dummy keyboard display circuit are opened up, the serial expanded circuit, I/O port expansion circuits, memory expand
Exhibition circuit, network interface circuit and dummy keyboard display circuit are electrically connected with microprocessor, and the microprocessor is also connected with lamp
Control output module and power module, the serial expanded circuit and I/O port expansion circuits are all connected with communication module, the memory
Expanded circuit connects nonvolatile storage module, and the dummy keyboard display circuit connection touch screen shows input module.
Further, the main control module and lamp control output module are additionally provided with fault detection module, the fault detect
Module detects main control module and lamp control output module operation troubles in real time.
Further, the power module is the lightning protection power source module that arrester is added.
The present invention also provides a kind of road traffic signal control systems, including road traffic signal controller, further include war
Art wagon detector, vehicle detection module and signal light path, the tactical vehicle detector and vehicle detection module with it is logical
News module is connected, and the signal light path is connected with lamp control output module, the tactical vehicle detector and vehicle detection
The car status information of detection is passed to main control module processing by module by communication module, and the main control module will treated
Signal data is stored in storage module and compared with the preset condition in storage module pair, when signal data meets in storage module
When preset condition, lamp control output module is issued instructions to by main control module and is opened and closed to control outside road signal lamp.
Further, the main control module includes microprocessor, serial expanded circuit, I/O port expansion circuits, memory expansion
Circuit, network interface circuit and dummy keyboard display circuit are opened up, the serial expanded circuit, I/O port expansion circuits, memory expand
Exhibition circuit, network interface circuit and dummy keyboard display circuit are electrically connected with microprocessor, and the microprocessor is also connected with lamp
Control output module and power module, the serial expanded circuit and I/O port expansion circuits are all connected with communication module, the memory
Expanded circuit connects nonvolatile storage module, and the dummy keyboard display circuit connection touch screen shows input module.
Further, further include upper control machine, the upper control machine passes through network interface circuit and microprocessor phase
Connection, the upper control machine send control signal to microprocessor, after microprocessor receives control signal and handles, are stored in
In storage module or lamp control output module is sent instructions to control signal light path action.
Further, further include portable test machine and manual switch, the portable test machine connects micro- by communication module
Processor, for the detection and and extraction to microprocessor data；The manual switch is directly connected to microprocessor, passes through micro- place
It manages device and inputs manual command to signal light path.
Further, the main control module and lamp control output module are additionally provided with fault detection module, the fault detect
Module detects main control module and lamp control output module operation troubles in real time.
Further, the power module is the lightning protection power source module that arrester is added.
Beneficial effects of the present invention：
1, main control module periphery is connected with communication module, touch screen shows input module, power module, storage module and lamp control
Output module, communication module can acquire traffic information in real time, and touch screen shows that input module can show acquisition information and receive
Parameter setting etc., main control module receive communication module and acquire information, to send to lamp control output module according to acquisition information corresponding
Instruction is realized to real-time sampling of traffic information and control；
2, vehicle detection module can be lined up vehicle flowrate, speed, vehicle classification, vehicle and the data of pedestrian's flow are examined
It surveys, extreme enrichment collection in worksite type and data volume, can be exported after main control module analyzing processing collection in worksite data more applicable
Control instruction give lamp control output module, the triggering of lamp control output module adjusts signal light path and opens and closes, main control module according to
It opens and closes closer to the signal light path of actual needs according to the control instruction of the acquisition more data information analyzing processing of type
Closed state increases real-time control efficiency；Tactical vehicle detector can also detect vehicle and cover stop line situation, according to vehicle pressure
Line situation main control module sends instructions to lamp control output module, and the triggering of lamp control output module adjusts signal light path and extends one more
Allow this line is busy vehicle passes through this crossing the unit interval.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of overall schematic of road traffic signal controller provided in an embodiment of the present invention；
Fig. 2 is a kind of overall architecture schematic diagram of road traffic signal control system provided in an embodiment of the present invention.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, below will
In conjunction with the attached drawing in the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, all other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to
The scope of protection of the invention.
In description of the invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal" or
Person's position relationship is orientation based on ... shown in the drawings or position relationship, is merely for convenience of describing this practicality and simplify to describe,
Rather than instruction either implies that signified device or element must have a particular orientation, with specific azimuth configuration and behaviour
Make, therefore is not considered as limiting the invention.In addition, " first ", " second ", " third ", " the 4th " are only used for description mesh
, and should not be understood as indicating or implying relative importance.
In description of the invention, it is also necessary to explanation, unless otherwise specific regulation and limitation, term " setting ", " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection can be mechanical connection, can also be electrical connection, can be directly connected to, and can also be to be connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term in the present invention.
Embodiment one
As shown in Fig. 1, the present embodiment provides a kind of road traffic signal controller, including main control module, communication module,
Touch screen shows that input module, power module, storage module and lamp control output module, the communication module pass through cable and master control mould
Block connects, and the touch screen shows that input module, storage module and lamp control output module are wired by signal wire with main control module
Connection, the power module are electrically connected with main control module；The communication module receives the status information of exterior vehicle and by information
Main control module processing is passed to, signal data is stored in storage module and is shown by touch screen the main control module by treated
Input module, which is given, to be shown, when signal data meets the preset condition in storage module, lamp is issued instructions to by main control module
Control output module opens and closes to control outside road signal lamp.
Main control module includes that microprocessor, serial expanded circuit, I/O port expansion circuits, memory expansion circuit, network connect
Mouth circuit and dummy keyboard display circuit, the serial expanded circuit, I/O port expansion circuits, memory expansion circuit, network connect
Mouth circuit and dummy keyboard display circuit are electrically connected with microprocessor, and the microprocessor is also connected with lamp control output module and electricity
Source module, the serial expanded circuit and I/O port expansion circuits are all connected with communication module, and the memory expansion circuit connection is non-
Volatile storage module, the dummy keyboard display circuit connection touch screen show input module.
Microprocessor peripheral expansion serial expanded circuit, I/O port expansion circuits, memory expansion circuit, network interface electricity
Road and dummy keyboard display circuit more promote the functional type of microprocessor, interface quantity, storage space, extreme enrichment
The function of main control module and peripheral control type, main control module periphery is connected with communication module, touch screen shows input module,
Power module, storage module and lamp control output module, communication module can acquire traffic information in real time, and touch screen shows input module
Can show acquisition information and receive parameter setting etc., main control module receives communication module and acquires information, comes according to acquisition information
Command adapted thereto is sent to lamp control output module, is realized to real-time sampling of traffic information and control.
Main control module and lamp control output module are additionally provided with fault detection module, and the fault detection module detects master in real time
Control module and lamp control output module operation troubles.Fault detection module is the independent fault detection module of single-point, and detection in real time is simultaneously
It records red green with bright, green and green conflict, red light extinguishing, power failure, detection information exception, manual switch are opened, AC220V powers
Interruption, cresset output close, communicate offline, lamp control output module failure, timing parameter exception, control parameter etc. is changed certainly in scene
I diagnoses.
Power module is the lightning protection power source module that arrester is added.When thunder and lightning rainy days, lightning protection power source module can be kept away
Exempt from semaphore transient overvoltage make semaphore equipment or component damage, casualties, transmission or the data of storage by dry
It disturbs or loses, semaphore generates mistake output or temporary phenomena such as paralysing.
Embodiment two
As shown in Fig. 2, the present invention also provides a kind of road traffic signal control systems, including road traffic signal to control
Machine, further includes tactical vehicle detector, vehicle detection module and signal light path, the tactical vehicle detector and vehicle detection
Module is connected with communication module, and the signal light path is connected with lamp control output module, the tactical vehicle detector
The car status information of detection is passed into main control module processing, the main control module by communication module with vehicle detection module
By treated signal data is stored in storage module and compared with the preset condition in storage module pair, when signal data meets storage
When preset condition in storing module, lamp control output module is issued instructions to by main control module and is opened to control outside road signal lamp
With closing.
The vehicle detection module of road traffic signal control system can to vehicle flowrate, speed, vehicle classification, vehicle be lined up and
The data of pedestrian's flow are detected, and extreme enrichment collection in worksite type and data volume, main control module analyzing processing scene are adopted
More applicable control instruction can be exported after collection data gives lamp control output module, the triggering of lamp control output module to adjust signal light path and open
It opens and closes, the control instruction of the main control module foundation acquisition more data information analyzing processing of type is closer to actual needs
Signal light path opens and closes state, increases real-time control efficiency；Tactical vehicle detector, which can also detect vehicle and cover, to stop
Fare situation sends instructions to lamp control output module according to vehicle crimping situation main control module, and the triggering of lamp control output module is adjusted
Signal light path extends a unit interval more allows this line is busy vehicle passes through this crossing.
The main control module includes microprocessor, serial expanded circuit, I/O port expansion circuits, memory expansion circuit, net
Network interface circuit and dummy keyboard display circuit, the serial expanded circuit, I/O port expansion circuits, memory expansion circuit, net
Network interface circuit and dummy keyboard display circuit are electrically connected with microprocessor, and the microprocessor is also connected with lamp control output module
And power module, the serial expanded circuit and I/O port expansion circuits are all connected with communication module, the memory expansion circuit connects
Nonvolatile storage module is connect, the dummy keyboard display circuit connection touch screen shows input module.
Further include upper control machine, the upper control machine is connected by network interface circuit with microprocessor, described
Upper control machine sends control signal to microprocessor, after microprocessor receives control signal and handles, is stored in storage module
In or send instructions to lamp control output module come control signal light path action.
Further include portable test machine and manual switch, the portable test machine connects microprocessor by communication module, uses
In detection and and extraction to microprocessor data；The manual switch is directly connected to microprocessor, by microprocessor to road
Road signal lamp inputs manual command.
Main control module and lamp control output module are additionally provided with fault detection module, and the fault detection module detects master in real time
Control module and lamp control output module operation troubles.
Power module is the lightning protection power source module that arrester is added.
Road traffic signal control system can be operated with manual switches into manual mode, had and automatically controlled and control manually
Two kinds of control modes are made, main control module can be arranged according to vehicle flowrate that vehicle detection module detects, speed, vehicle classification, vehicle
Team, pedestrian's flow traffic information statistical conditions, selection automatically controls and manually controls any one control mode and pass through lamp control
Output module adjusts signal light path and opens and closes, and when emergency vehicle occurs in crossing, MANUAL CONTROL mode can be made in time
Go out to adjust signal light path opening and closing, real-time control efficiency is greatly improved, vehicle pass-through efficiency is made to be greatly improved.
When road traffic signal control system runs work, show that input module carries out various signal controls by touch screen first
The setting of parameter processed, microprocessor can carry out data biography with the upper control machine of traffic control center by network interface circuit
It is defeated, the control instruction that PC control machine is assigned is executed, this semaphore can also be used independently as single-point self adaptive control machine,
Microprocessor is sent to vehicle detection module using communication module by I/O port expansion circuits and is instructed, and vehicle detection module is made to open
Begin to be lined up vehicle flowrate, speed, vehicle classification, vehicle and the data of pedestrian's flow are detected, vehicle detection module will detect
All data informations recycle communication module by I/O port expansion circuits to microprocessor real-time Transmission, microprocessor will be examined
The mass data information measured is stored to memory expansion circuit, and microprocessor is sent out after carrying out processing analysis to the data detected
Send corresponding control instruction that lamp control output module, lamp control output module is given to adjust roadway sign according to the control instruction triggering received
Lamp opens and closes, and when system worked well, when tactical vehicle detector has detected that vehicle covers stop line, can utilize communication
Module sends signal by serial expanded circuit to microprocessor, and microprocessor after handling analysis by sending corresponding control instruction
Lamp control output module, lamp control output module is given to extend signal light path green time according to the control instruction triggering received, protect
Demonstrate,prove vehicle green light soon at the end of can with safety, while independent fault detection module respectively to lamp control output module and
Microprocessor carries out fault detect, and power module is respectively microprocessor and fault detection module power supply.Semaphore breaks down
When, portable test machine can carry out fault detect and performance evaluation by communication module to semaphore, find out failure cause.
The tactical vehicle detector uses coil type detection device, radio frequency detection device, infrared detection equipment and GPS
One or more of detection device.Whether tactical vehicle detector predominantly detects has vehicle to be pressed in the detection on stop line to set
It is standby, it judges whether there is vehicle and is pressed on stop line, to start the action for extending a unit green time.
Coil type detection device is that one kind being based on electromagnetic induction principle vehicle equipment, and loop coil is embedded in stop line
Under road surface, when vehicle is by annular ground buried coil, vehicle itself irony cutting magnetic flux line causes wire loop inductance value
Detection information of vehicles is sent to signal controlling machine by variation, coil type detection device again.
Radio frequency detection device is that transponder or trackside receiver are arranged between vehicle and semaphore, when vehicle arrives
When up to stop line, detection information is sent to semaphore by transponder.
Infrared detection equipment, the wireless transmitter of device certain frequency optical signal, variety classes vehicle cover on vehicle
Different frequency optical signal is sent when stop line, then semaphore is sent information to by wireless transmitter.
GPS detection devices, when vehicle covers stop line i.e. GPS reach it is specified through bright degree default detection zone when, it is vehicle-mounted
Module transmits wirelessly information to semaphore.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (10)
1. a kind of road traffic signal controller, it is characterised in that：Including main control module, communication module, touch screen display input mould
Block, power module, storage module and lamp control output module, the communication module are connect by cable with main control module, described to touch
Screen shows that input module, storage module and lamp control output module pass through signal wire wired connection, the power supply with main control module
Module is electrically connected with main control module；The communication module receives the status information of exterior vehicle and passes information to main control module
Processing, the main control module will treated that signal data is stored in storage module and it is aobvious to show that input module is given by touch screen
Show, when signal data meets the preset condition in storage module, lamp control output module is issued instructions to by main control module to control
Outside road signal lamp processed opens and closes.
2. a kind of road traffic signal controller according to claim 1, which is characterized in that the main control module includes micro-
Processor, serial expanded circuit, I/O port expansion circuits, memory expansion circuit, network interface circuit and dummy keyboard display electricity
Road, the serial expanded circuit, I/O port expansion circuits, memory expansion circuit, network interface circuit and dummy keyboard display electricity
Lu Junyu microprocessors are electrically connected, and the microprocessor is also connected with lamp control output module and power module, the serial ports expansion electricity
Road and I/O port expansion circuits are all connected with communication module, and the memory expansion circuit connects storage module, and the dummy keyboard is aobvious
Show that circuit connection touch screen shows input module.
3. a kind of road traffic signal controller according to claim 1, which is characterized in that the main control module and lamp control
Output module is additionally provided with fault detection module, and the fault detection module detects main control module and lamp control output module fortune in real time
Row failure.
4. a kind of road traffic signal controller according to claim 1, which is characterized in that the power module is to be added
The lightning protection power source module of arrester.
5. a kind of road traffic signal control system, including road traffic signal controller as described in claim 1, feature
It is, further includes tactical vehicle detector, vehicle detection module and signal light path, the tactical vehicle detector and vehicle is examined
It surveys module to be connected with communication module, the signal light path is connected with lamp control output module, the tactical vehicle detection
The car status information of detection is passed to main control module processing, the master control mould by device and vehicle detection module by communication module
Block is by treated signal data is stored in storage module and compared with the preset condition in storage module pair, when signal data meets
When preset condition in storage module, lamp control output module is issued instructions to by main control module and is opened to control outside road signal lamp
It opens and closes.
6. a kind of road traffic signal control system according to claim 5, which is characterized in that the main control module includes
Microprocessor, serial expanded circuit, I/O port expansion circuits, memory expansion circuit, network interface circuit and dummy keyboard are shown
Circuit, the serial expanded circuit, I/O port expansion circuits, memory expansion circuit, network interface circuit and dummy keyboard are shown
Circuit is electrically connected with microprocessor, and the microprocessor is also connected with lamp control output module and power module, the serial ports expansion
Circuit and I/O port expansion circuits are all connected with communication module, and the memory expansion circuit connects nonvolatile storage module, described
Dummy keyboard display circuit connects touch screen and shows input module.
7. a kind of road traffic signal control system according to claim 6, which is characterized in that further include upper control
Machine, the upper control machine are connected by network interface circuit with microprocessor, and the upper control machine sends control signal
To microprocessor, after microprocessor receives control signal and handles, it is defeated to be stored in storage module or send instructions to lamp control
Go out module to control signal light path action.
8. a kind of road traffic signal control system according to claim 6, which is characterized in that further include portable test machine
And manual switch, the portable test machine connect microprocessor by communication module, for the detection of microprocessor data and
Extraction；The manual switch is directly connected to microprocessor, and manual command is inputted to signal light path by microprocessor.
9. a kind of road traffic signal control system according to claim 5, which is characterized in that the main control module and lamp
Control output module is additionally provided with fault detection module, and the fault detection module detects main control module and lamp control output module in real time
Operation troubles.
10. a kind of road traffic signal control system according to claim 5, which is characterized in that the power module is
The lightning protection power source module of arrester is added.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810613192.1A CN108765986A (en) | 2018-06-14 | 2018-06-14 | A kind of road traffic signal controller and its control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810613192.1A CN108765986A (en) | 2018-06-14 | 2018-06-14 | A kind of road traffic signal controller and its control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108765986A true CN108765986A (en) | 2018-11-06 |
Family
ID=64021276
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810613192.1A Withdrawn CN108765986A (en) | 2018-06-14 | 2018-06-14 | A kind of road traffic signal controller and its control system |
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| Country | Link |
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| CN (1) | CN108765986A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111768631A (en) * | 2020-06-05 | 2020-10-13 | 中冶南方城市建设工程技术有限公司 | Driving prompt device and method for underground garage |
| CN114333371A (en) * | 2021-12-27 | 2022-04-12 | 中电金信软件有限公司 | Traffic signal controller control method, traffic signal controller control device, electronic device and readable storage medium |
| CN117351748A (en) * | 2023-11-13 | 2024-01-05 | 广东高信智能科技有限公司 | Intelligent traffic control method and system based on camera sensing |
-
2018
- 2018-06-14 CN CN201810613192.1A patent/CN108765986A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111768631A (en) * | 2020-06-05 | 2020-10-13 | 中冶南方城市建设工程技术有限公司 | Driving prompt device and method for underground garage |
| CN114333371A (en) * | 2021-12-27 | 2022-04-12 | 中电金信软件有限公司 | Traffic signal controller control method, traffic signal controller control device, electronic device and readable storage medium |
| CN117351748A (en) * | 2023-11-13 | 2024-01-05 | 广东高信智能科技有限公司 | Intelligent traffic control method and system based on camera sensing |
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Application publication date: 20181106 |