CN102737516A - Bus signal priority control system possessing prompt function and method thereof - Google Patents
Bus signal priority control system possessing prompt function and method thereof Download PDFInfo
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- CN102737516A CN102737516A CN2011100908906A CN201110090890A CN102737516A CN 102737516 A CN102737516 A CN 102737516A CN 2011100908906 A CN2011100908906 A CN 2011100908906A CN 201110090890 A CN201110090890 A CN 201110090890A CN 102737516 A CN102737516 A CN 102737516A
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Abstract
The invention relates to a bus signal priority control system possessing a prompt function. The system comprises a vehicle apparatus with a radio frequency sending module, a data processing unit with a radio frequency signal detection module and an instruction output module, wherein the vehicle apparatus is used to send a radio frequency signal and request for passing through preferentially; the data processing unit with the radio frequency signal detection module is used to receive the radio frequency signal sent by the radio frequency sending module and detect a vehicle driving direction; the instruction output module is used to control an intersection signal lamp according to a detection result of the radio frequency signal detection module. The vehicle apparatus comprises a priority signal prompt unit. The priority signal prompt unit corresponds with the radio frequency signal sending module one by one and possesses only determined ID information. The system also comprises a priority signal processing unit which is used to acquire the ID information of the priority signal prompt unit, send a processed priority signal to the priority signal prompt unit with the corresponding ID information. The priority signal processing unit and the priority signal prompt unit realize signal transmission through a wireless communication unit.
Description
Technical field
The present invention relates to intelligent transportation control field, be specifically related to a kind of bus signals priority control system and method.
Background technology
City bus is the important component part of green traffic, low-carbon (LC) life, and along with socioeconomic fast development, urban population is more and more intensive, and the problem of blocking up of urban road becomes increasingly conspicuous, and this also becomes the key factor that influences people's living standard.In order to alleviate traffic congestion, satisfy people's trip requirements, public transit vehicle is implemented signal priority control, at home and abroad generally used.
Existing Chinese patent document CN 101458873A discloses a kind of real-time control method of the public transport priority signal based on RFID, and the RFID electronic chip is installed on bus, and the 2nd a RFID reader and a RFID reader are installed at the parting of the ways; The one RFID reader, the 2nd RFID reader all are connected with signal conditioning package, traffic lights management devices; All define the address for each highway section, and this address is write corresponding reader; When vehicle during through a RFID reader, read electronic code and itself and address are sent to signal conditioning package, after it receives electronic code and address, judge this information of vehicles and store; When vehicle warp the 2nd RFID reader; Reader read electronic code and with this information transmission to signal conditioning package; This device is also added up the information deletion of correspondence, analyze with all memory information, provides row information to traffic lights management devices and switches traffic lights.Adopt above-mentioned technology; Though can further improve the operational efficiency of public transit vehicle; But the driver is in comparatively passive state in whole process: when public transit vehicle drove to the crossing, the driver can not judge whether oneself has obtained priority signal, if current demand signal is a green light signals; And will become red light, the driver does not know whether traffic signal controlling machine can keep green light for oneself at once; If current is red light phase, the driver do not know yet system whether can for let oneself preferentially through and rapidly signal lamp is changed to green light; Therefore under above two kinds of situation, when the driver drove to the crossing, being not sure of oneself was slow down to wait for or quicken and pass through, and is in comparatively passive state.
Existing Chinese patent document CN 101334934 A disclose a kind of vehicle mounted traffic displaying apparatus; This device is for being arranged on the traffic signals indicating device of the indication of one in car junction ahead signal; Said indicating device comprises, a display panel, the signal receiving device that is connected with display panel.The loudspeaker that also have a sounding on the said display panel.During use, this device is accepted the data of the traffic lights of junction ahead, and on display panel, shows, if junction ahead is a red light, shows on the display panel that then junction ahead is a red light, and shows counting down of red light, if instead be that green light also is like this.Adopt the vehicle mounted traffic in the technique scheme to show dress; Though can show the state of junction ahead signal lamp; But for the driver; When vehicle arrives the crossing, no matter see that the demonstration of the signal lamp of junction ahead sees that still the signal lamp state in the own car shows, under following two kinds of situation, still can not and confirm whether oneself should quicken to pass through the crossing excess time according to the color of current demand signal lamp:
1, the current red light that is shown as of belisha beacon; But the countdown demonstration is about to become green light, and the driver can not judge that can signal lamp become green light when vehicle arrives the crossing according to own current situation; Whether need Reduced Speed Now, stop when arriving the crossing then and wait for if promptly being not sure of oneself;
2, the current green light that is shown as of belisha beacon; But the countdown demonstration is about to become amber light; The driver can not judge according to own current situation; Whether signal lamp can become red light when vehicle arrives the crossing, and promptly the driver can not judge oneself whether can quicken rapidly through the crossing, to avoid unnecessary wait.
Summary of the invention
Technical matters to be solved by this invention is in the public traffic in priority control system of the prior art; The driver can not know oneself whether to obtain priority signal all the time, thus can not according to current belisha beacon state confirm oneself whether can be preferentially through the crossing and then a kind of public traffic in priority control system that the prompting driver obtains the priority signal function that has is provided.
For solving the problems of the technologies described above, the present invention provides a kind of bus signals priority control system with prompt facility, comprises car-mounted device: comprise the radiofrequency signal sending module: be used to send radiofrequency signal, request is preferentially passed through;
Data processing unit: comprise the radio-frequency signal detection module: be arranged at vehicle and sail on the track of crossing one side, have the number information with the clearance phase association, be used to receive the radiofrequency signal that said radiofrequency signal sending module sends;
The instruction output module: be connected with said radio-frequency signal detection module, obtain the number information of the radio-frequency signal detection module of received RF signal, confirm the clearance phase place, the control belisha beacon is for public transit vehicle provides priority signal;
Said car-mounted device also comprises the priority signal Tip element: be used to point out the driver whether to obtain priority signal, said priority signal Tip element has well-determined id information;
System also comprises the priority signal processing unit: be arranged in the intersection annunciator, obtain the id information of priority signal Tip element, be sent to the priority signal Tip element of corresponding id information after priority signal is handled;
Said priority signal processing unit and said priority signal Tip element are realized the signal transmission through wireless communication unit.
Said priority signal Tip element comprises the visual prompts module, and said priority signal processing unit comprises video processing module, and said video processing module is treated to vision signal with priority signal and is sent to said visual prompts module broadcast.
Said priority signal Tip element comprises image projection module, and said priority signal processing unit comprises image processing module, and said image processing module is treated to picture signal with priority signal and is projected on the windshield of public transit vehicle through image projection module.
Said priority signal Tip element also comprises the audio prompt module, and said priority signal processing unit comprises audio processing modules, and said audio processing modules is treated to voice signal with priority signal and is sent to said audio prompt module broadcast.
Said radiofrequency signal sending module adopts RFID radiofrequency signal sending module;
Said radio-frequency signal detection module adopts RFID radiofrequency signal receiver module.
A kind of bus signals method for controlling priority with prompt facility may further comprise the steps:
A, when public transit vehicle goes near the crossing, said radio-frequency signal detection module reads the radiofrequency signal that said radiofrequency signal sending module sends;
B, said priority signal processing unit obtain the id information of said priority signal Tip element through wireless communication unit;
C, said instruction output module obtain the numbering of the Receiver Module of received RF signal; Confirm the clearance phase information; The control belisha beacon is that public transit vehicle provides the prior-release signal, and the priority signal processing unit is handled the back is sent to corresponding id information through wireless communication unit priority signal Tip element with priority signal simultaneously.
D, said priority signal Tip element inform that the driver can preferentially pass through the crossing, with belisha beacon light color status information and excess time information indicating give the driver.
Among the said step c, said priority signal processing unit adopts video processing module, priority signal is treated to vision signal is sent to said priority signal Tip element;
In the said steps d, said priority signal Tip element adopts the visual prompts module, plays said video processing module processed video signal prompt driver.
Among the said step c, said priority signal processing unit adopts image processing module, priority signal is treated to picture signal is sent to said priority signal Tip element;
In the said steps d, said priority signal Tip element adopts image projection module, and the picture signal after said view is handled as processing module is projected in points out the driver on the windshield.
Among the said step c, said priority signal processing unit adopts audio processing modules, priority signal is treated to sound signal is sent to said priority signal Tip element;
In the said steps d, said priority signal Tip element adopts the audio prompt module, plays the sound signal prompting driver after said audio processing modules is handled.
Among the said step a, said radiofrequency signal sending module adopts RFID radiofrequency signal sending module to send radiofrequency signal, and request is preferentially passed through;
Said radio frequency detection module adopts RFID radiofrequency signal receiver module to receive the radiofrequency signal that said RFID radiofrequency signal sending module sends.
Beneficial effect of the present invention is following two aspects:
1, the car-mounted device among the present invention; Not only can utilize the radiofrequency signal sending module to send override requests; Also be provided with the priority signal Tip element simultaneously; The priority signal that obtains is prompted to the driver, and the priority signal Tip element can adopt but be not limited to and adopt the mode of vision signal, image projection signal or sound signal to be prompted to the driver, makes the driver obtain the signal lamp state of junction ahead conveniently, timely; Especially whether oneself obtains override requests, therefore can learn rapidly whether oneself can preferentially pass through the crossing.
2, the priority signal Tip element among the present invention has specific I D information; Said priority signal processing unit can accurately be known the id information of the priority signal Tip element of request prior-vehicle, and the priority signal priority signal Tip element that sends to accurately and timely after having guaranteed to handle is prompted to the driver.
Description of drawings
Fig. 1 is the set-up mode of intersection according to the invention radio frequency detection module;
Fig. 2 is the system chart of embodiment 1 of the present invention;
Fig. 3 is the system chart of embodiment 2 of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is set forth in detail.
Embodiment 1
A kind of bus signals priority control system in the present embodiment with prompt facility,
Comprise car-mounted device: comprise the radiofrequency signal sending module: be used to send radiofrequency signal, request is preferentially passed through;
Data processing unit: comprise the radio-frequency signal detection module: be arranged at vehicle and sail on the track of crossing one side, have the number information with the clearance phase association, be used to receive the radiofrequency signal that said radiofrequency signal sending module sends;
The instruction output module: be connected with said radio-frequency signal detection module, obtain the number information of the radio-frequency signal detection module of received RF signal, confirm the clearance phase place, the control belisha beacon is for public transit vehicle provides priority signal;
Said car-mounted device also comprises the priority signal Tip element: be used to point out the driver whether to obtain priority signal, said priority signal Tip element has well-determined id information;
System also comprises the priority signal processing unit: be arranged in the intersection annunciator, obtain the id information of priority signal Tip element, be sent to the priority signal Tip element of corresponding id information after priority signal is handled;
Said priority signal processing unit and said priority signal Tip element are realized the signal transmission through wireless communication unit.
In the present embodiment; As shown in Figure 2; Said priority signal Tip element comprises the visual prompts module, and said priority signal processing unit comprises video processing module, and said video processing module is treated to vision signal with priority signal and is sent to said visual prompts module broadcast.
Said priority signal Tip element also comprises the audio prompt module, and said priority signal processing unit comprises audio processing modules, and said audio processing modules is treated to voice signal with priority signal and is sent to said audio prompt module broadcast.
As optional embodiment, said radiofrequency signal sending module adopts RFID radiofrequency signal sending module; Said radio-frequency signal detection module adopts RFID radiofrequency signal receiver module.
The said bus signals method for controlling priority with prompt facility of present embodiment may further comprise the steps:
A, when public transit vehicle goes near the crossing, said radio-frequency signal detection module reads the radiofrequency signal that said radiofrequency signal sending module sends, and selects RFID radiofrequency signal sending module to send radiofrequency signal in the present embodiment;
B, said priority signal processing unit obtain the id information of said priority signal Tip element through wireless communication unit;
C, said instruction output module obtain the numbering of the Receiver Module of received RF signal, confirm the clearance phase information, and the control belisha beacon is that public transit vehicle provides the prior-release signal.
The corresponding RFID radiofrequency signal of RFID radiofrequency signal sending module receiver module among employing and the step a; Received RF signal; Because the numbering of RFID radiofrequency signal receiver module is related with the clearance phase information at crossing; Therefore instruct output module to obtain to be after the radiofrequency signal that the RFID radiofrequency signal of which numbering receives, just can confirm the phase place of letting pass, and then the control belisha beacon is that public transit vehicle provides priority signal.
Said priority signal processing unit adopts video processing module, priority signal is treated to vision signal is sent to said priority signal Tip element; Said priority signal processing unit adopts audio processing modules, priority signal is treated to sound signal is sent to said priority signal Tip element;
The priority signal processing unit is handled the back is sent to corresponding id information through wireless communication unit priority signal Tip element with priority signal simultaneously;
D, said priority signal Tip element inform that the driver can preferentially pass through the crossing; Simultaneously belisha beacon light color status information and excess time information indicating give the driver; Said priority signal Tip element adopts the visual prompts module, plays said video processing module processed video signal prompt driver; Said priority signal Tip element adopts the audio prompt module, plays the sound signal prompting driver after said audio processing modules is handled.
The course of work of said system is following, and when the public transit vehicle that has a priority signal Tip element drove near the crossing, said priority signal processing unit obtained the id information of said priority signal Tip element through wireless communication unit; Said radiofrequency signal sending module sends radiofrequency signal; Request is preferentially passed through, and said radio-frequency signal detection module is sent to said instruction output module after detecting radiofrequency signal, and the instruction output module is according to the number information that detects the radio-frequency signal detection module of radiofrequency signal; Judge the direction phase place; Confirm that it still is that east-west direction is let pass that North and South direction is let pass, confirm that the control signal lamp is that vehicle provides priority signal after the clearance phase place, simultaneously; Priority signal processing unit processes priority signal is prompted to the driver with the priority signal after handling through the priority signal Tip element that wireless communication unit is sent to corresponding id information.The driver obtains to learn that oneself has obtained priority signal after the prompting, therefore can give it the gun through the crossing.
Embodiment 2
The difference of present embodiment and embodiment 1 is; As shown in Figure 3; Said priority signal Tip element comprises image projection module; Said priority signal processing unit comprises image processing module, and said image processing module is treated to picture signal with priority signal and is projected on the windshield of public transit vehicle through image projection module.
Among the step c, said priority signal processing unit adopts image processing module, priority signal is treated to picture signal is sent to said priority signal Tip element; In the said steps d, said priority signal Tip element adopts image projection module, and the picture signal after said view is handled as processing module is projected in points out the driver on the windshield.
During practical implementation, image projection module is projected on the windshield module of audio prompt simultaneously with priority signal and is prompted to the driver through playing audio signal.Image projection module in the present embodiment can with the light color status information of belisha beacon and excess time information projection on windshield; The audio prompt module is play " obtain priority signal, can preferentially pass through the crossing ".
Though the present invention has carried out detailed elaboration through embodiment to it; But; Any form that does not exceed the claim protection domain that those skilled in the art should be understood that on this basis to be made and the variation of details all belong to invention which is intended to be protected.
Claims (10)
1. the bus signals priority control system with prompt facility comprises
Car-mounted device: comprise
The radiofrequency signal sending module: be used to send radiofrequency signal, request is preferentially passed through;
Data processing unit: comprise
Radio-frequency signal detection module: be arranged at vehicle and sail on the track of crossing one side, have the number information with the clearance phase association, be used to receive the radiofrequency signal that said radiofrequency signal sending module sends;
The instruction output module: be connected with said radio-frequency signal detection module, obtain the number information of the radio-frequency signal detection module of received RF signal, confirm the clearance phase place, the control belisha beacon is for public transit vehicle provides priority signal;
It is characterized in that:
Said car-mounted device also comprises the priority signal Tip element: be used to point out the driver whether to obtain priority signal, said priority signal Tip element has well-determined id information;
System also comprises the priority signal processing unit: be arranged in the intersection annunciator, obtain the id information of priority signal Tip element, be sent to the priority signal Tip element of corresponding id information after priority signal is handled;
Said priority signal processing unit and said priority signal Tip element are realized the signal transmission through wireless communication unit.
2. the bus signals priority control system with prompt facility according to claim 1 is characterized in that:
Said priority signal Tip element comprises the visual prompts module, and said priority signal processing unit comprises video processing module, and said video processing module is treated to vision signal with priority signal and is sent to said visual prompts module broadcast.
3. the bus signals priority control system with prompt facility according to claim 1 is characterized in that:
Said priority signal Tip element comprises image projection module, and said priority signal processing unit comprises image processing module, and said image processing module is treated to picture signal with priority signal and is projected on the windshield of public transit vehicle through image projection module.
4. according to the arbitrary described bus signals priority control system of claim 1-3, it is characterized in that with prompt facility:
Said priority signal Tip element also comprises the audio prompt module, and said priority signal processing unit comprises audio processing modules, and said audio processing modules is treated to voice signal with priority signal and is sent to said audio prompt module broadcast.
5. according to the arbitrary described bus signals priority control system of claim 1-4, it is characterized in that with prompt facility:
Said radiofrequency signal sending module adopts RFID radiofrequency signal sending module;
Said radio-frequency signal detection module adopts RFID radiofrequency signal receiver module.
6. based on the arbitrary described bus signals method for controlling priority of claim 1-5, may further comprise the steps with prompt facility:
A, when public transit vehicle goes near the crossing, said radio-frequency signal detection module reads the radiofrequency signal that said radiofrequency signal sending module sends;
B, said priority signal processing unit obtain the id information of said priority signal Tip element through wireless communication unit;
C, said instruction output module obtain the numbering of the Receiver Module of received RF signal; Confirm the clearance phase information; The control belisha beacon is that public transit vehicle provides the prior-release signal, and the priority signal processing unit is handled the back is sent to corresponding id information through wireless communication unit priority signal Tip element with priority signal simultaneously;
D, said priority signal Tip element inform that the driver can preferentially pass through the crossing, with belisha beacon light color status information and excess time information indicating give the driver.
7. the bus signals method for controlling priority with prompt facility according to claim 6 is characterized in that:
Among the said step c, said priority signal processing unit adopts video processing module, priority signal is treated to vision signal is sent to said priority signal Tip element;
In the said steps d, said priority signal Tip element adopts the visual prompts module, plays said video processing module processed video signal prompt driver.
8. the bus signals method for controlling priority with prompt facility according to claim 6 is characterized in that:
Among the said step c, said priority signal processing unit adopts image processing module, priority signal is treated to picture signal is sent to said priority signal Tip element;
In the said steps d, said priority signal Tip element adopts image projection module, and the picture signal after said view is handled as processing module is projected in points out the driver on the windshield.
9. according to the arbitrary described bus signals method for controlling priority of claim 6-8, it is characterized in that with prompt facility:
Among the said step c, said priority signal processing unit adopts audio processing modules, priority signal is treated to sound signal is sent to said priority signal Tip element;
In the said steps d, said priority signal Tip element adopts the audio prompt module, plays the sound signal prompting driver after said audio processing modules is handled.
10. according to the arbitrary described bus signals method for controlling priority of claim 6-9, it is characterized in that with prompt facility:
Among the said step a, said radiofrequency signal sending module adopts RFID radiofrequency signal sending module to send radiofrequency signal, and request is preferentially passed through;
Said radio frequency detection module adopts RFID radiofrequency signal receiver module to receive the radiofrequency signal that said RFID radiofrequency signal sending module sends.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110090890.6A CN102737516B (en) | 2011-04-12 | 2011-04-12 | Bus signal priority control system possessing prompt function and method thereof |
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| CN201110090890.6A CN102737516B (en) | 2011-04-12 | 2011-04-12 | Bus signal priority control system possessing prompt function and method thereof |
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Cited By (5)
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| CN103531032A (en) * | 2013-10-28 | 2014-01-22 | 东南大学 | Method for carrying out real-time control on two-phase signal under condition of multi-bus priority application for intersection |
| CN104123846A (en) * | 2013-04-26 | 2014-10-29 | 苏州市易路交通科技有限公司 | Road traffic signal control method, system and annunciator |
| CN104658280A (en) * | 2013-11-22 | 2015-05-27 | 上海宝康电子控制工程有限公司 | System and method for achieving multi-priority special vehicle semaphore control based on RFID |
| CN105118306A (en) * | 2015-09-07 | 2015-12-02 | 活点信息技术有限公司 | Big data mode-based user request type signal machine automatic control system and method |
| WO2023231581A1 (en) * | 2022-06-02 | 2023-12-07 | 腾讯科技（深圳）有限公司 | Traffic control method, apparatus, device, and storage medium |
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| CN105118306A (en) * | 2015-09-07 | 2015-12-02 | 活点信息技术有限公司 | Big data mode-based user request type signal machine automatic control system and method |
| WO2023231581A1 (en) * | 2022-06-02 | 2023-12-07 | 腾讯科技（深圳）有限公司 | Traffic control method, apparatus, device, and storage medium |
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