CN204010330U - Traffic intersection information release terminal - Google Patents
Traffic intersection information release terminal Download PDFInfo
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- CN204010330U CN204010330U CN201420485987.6U CN201420485987U CN204010330U CN 204010330 U CN204010330 U CN 204010330U CN 201420485987 U CN201420485987 U CN 201420485987U CN 204010330 U CN204010330 U CN 204010330U
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Abstract
The utility model relates to a kind of traffic intersection information release terminal, described terminal comprises video camera, image processing equipment, traffic controller, wireless communication interface and master controller, image processing equipment connects video camera to be processed the crossing image of shot by camera is carried out successively to image filtering processing and the index analysis that blocks up, output crossing congestion index, wireless communication interface is connected with traffic controller with image processing equipment respectively, the signal information that crossing congestion exponential sum traffic controller is exported sends to traffic control center, master controller is connected regularly the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area that wireless communication interface was received is sent to the radio receiving terminal of the vehicle in the second crossing presumptive area with wireless communication interface.By the utility model, can ensure that the intellectuality of traffic intersection information transmits, for driver's trip provides important references.
Description
Technical field
The utility model relates to field of traffic control, relates in particular to a kind of traffic intersection information release terminal.
Background technology
Traffic intersection, refers to two or more road intersection.This is the only way which must be passed that vehicle and pedestrian collect, turn to and evacuate, and is the throat of traffic.Therefore, correctly design intersection, rationalization, management crossing traffic, be the importance that improves road passage capability and ensure traffic safety.Intersection divides level-crossing, traffic circle and traffic interchange.Level-crossing is that road intersects the crossing forming in same plane.Conventionally there are the forms such as T shape, Y shape, cruciform, X-shaped, dislocation, annular.In the middle of Shi crossing, traffic circle, a rotary island (central island) that area is larger is set, vehicle interweaves and enters circuit, Bing Rao island one-way traffic.Traffic interchange is that road does not intersect the crossings on different level forming in same plane.
In urban road travels, automobile is the maximum place of spended time from origin to destination, is not the normal travel phase at road, but waiting lamp or being blocked near stage road traffic crossing at road traffic crossing.Along with scientific and technological progress and the raising of people's living standard, urbanization progress is constantly expanded, in city, vehicle is more and more, urban road also more and more blocks up, especially in peak period on and off duty and festivals or holidays, at road traffic crossing, place takies the too much time of driver, not only affects driver's mood, easily cause traffic hazard, and be the major reason that city blocks up.Therefore, how reducing the time of waiting at road traffic crossing place, improve efficiency and the speed of Vehicle Driving Cycle, is one of problem of being extremely concerned about of control of traffic and road department.
In prior art, have the technical scheme of some transport information issues, near the driver helping evades the too much section of vehicle, and average wagon flow, improves traffic.For example, by the jam situation in many sections around driver's current location is shown by roadside big screen display screen, make driver obtain in time the transport information in many sections going to destination, weigh choices, change in time drive route, when ensureing very fast arrival destination, the wagon flow in the section that blocks up has been carried out to suitable shunting.Yet existing technical scheme just simply provides the congestion information in each section, do not provide traffic intersection to be detained the information of vehicle and near the information of lights state, provide information limited, reference value is general.
Therefore, need a kind of new transport information release model, the traffic intersection delay information of vehicle and near the information of lights state near driver's current location can be sent in driver's vehicle interior terminal in time, help driver to understand more meticulously near the transport information of each traffic intersection, thereby regulate route or travel speed, more effectively reach vehicle shunting effect.
Utility model content
In order to address the above problem, the utility model provides a kind of traffic intersection information release terminal, introducing camera and image processing equipment takes and analyzes the delay vehicle of traffic intersection information release terminal place traffic intersection, determine the jam situation of current traffic intersection, by Wireless Data Transmission means, reach the information interaction with traffic control center, obtain near the crossing congestion exponential sum signal information of a plurality of traffic intersections of driver's current location, and to driver's vehicle interior wireless terminal, send different transport information according to the degree of blocking up of current traffic intersection, make the issue of traffic intersection information more accurate, more targeted.
According to one side of the present utility model, a kind of traffic intersection information release terminal is provided, described terminal comprises video camera, image processing equipment, traffic controller, wireless communication interface and master controller, image processing equipment connects video camera to be processed the crossing image of shot by camera is carried out successively to image filtering processing and the index analysis that blocks up, output crossing congestion index, wireless communication interface is connected with traffic controller with image processing equipment respectively, the signal information that crossing congestion exponential sum traffic controller is exported sends to traffic control center, master controller is connected regularly the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area that wireless communication interface was received is sent to the radio receiving terminal of the vehicle in the second crossing presumptive area with wireless communication interface.
More specifically, in described traffic intersection information release terminal, further comprise, user's set device, be used for according to user's input, set the first predetermined index threshold of blocking up, the second predetermined block up index threshold, the first crossing presumptive area and the second crossing presumptive area, the first crossing presumptive area and the second crossing presumptive area are all the border circular areas centered by the traffic intersection of described terminal place, and the first predetermined index threshold of blocking up is less than the second predetermined index threshold of blocking up, memory device, be connected respectively with wireless communication interface with user's set device, the predetermined index threshold of blocking up of storage first, the second predetermined block up index threshold, the first crossing presumptive area and the second crossing presumptive area, store the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area, also store the radio receiving terminal ID of the vehicle in the second crossing presumptive area, described wireless communication interface sends to traffic control center by the first crossing presumptive area and the second crossing presumptive area, to receive the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area of traffic control center feedback, and receive the radio receiving terminal ID of the vehicle in the second crossing presumptive area of traffic control center feedback, described image processing equipment also comprises, image filtering processing unit connects described video camera to receive crossing image, and crossing image filtering is processed with the interference noise in the image of filtering crossing, index analysis processing unit blocks up, connect described image filtering processing unit and described wireless communication interface, the vehicle fleet size being detained for the image traffic intersection place, crossing to after filtering interfering noise is analyzed, to obtain crossing congestion index, and crossing congestion index is sent to described wireless communication interface, crossing congestion index is higher, and the vehicle fleet size that corresponding traffic intersection place is detained is more, described master controller is connected respectively with described memory device with described wireless communication interface, set timing, when the crossing congestion index of described image processing equipment output is greater than first predetermined while blocking up index threshold, output first information issue signal, when the crossing congestion index of described image processing equipment output be greater than second predetermined while blocking up index threshold, output the second information issue signal, display device, connects described master controller, shows in real time the crossing congestion index of a plurality of traffic intersections in the first crossing presumptive area, described wireless communication interface is when receiving described first information issue signal, according to described timing by the crossing congestion index timed sending of a plurality of traffic intersections in the first crossing presumptive area to radio receiving terminal corresponding to the radio receiving terminal ID with vehicle in the second crossing presumptive area, described wireless communication interface is when receiving described the second information issue signal, according to described timing by the crossing congestion exponential sum signal information timed sending of a plurality of traffic intersections in the first crossing presumptive area to radio receiving terminal corresponding to the radio receiving terminal ID with vehicle in the second crossing presumptive area, wherein, described user's set device, described memory device, described image processing equipment, described traffic controller and described master controller are all located in the instrument case of traffic intersection information release terminal, and described video camera, described wireless communication interface and described display device are all connected and are arranged on the cross bar central authorities of the fixed bar of traffic intersection with instrument case by wire cable, wherein, described signal information comprises current state, red light interval time, green light interval time and the yellow interval of the signal lamp at crossing, described current state comprises red light phase, amber light state and green light phase, and described user's set device arranges the first crossing presumptive area and the second crossing presumptive area by setting the radius of border circular areas corresponding to the radius of border circular areas corresponding to the first crossing presumptive area and the second crossing presumptive area respectively.
More specifically, in described traffic intersection information release terminal, the radius of the border circular areas that described the first crossing presumptive area is corresponding is 2 kilometers, and the radius of the border circular areas that described the second crossing presumptive area is corresponding is 5 kilometers.
More specifically, in described traffic intersection information release terminal, 32 single-chip microcomputers of KS32 series that described master controller is Samsung.
More specifically, in described traffic intersection information release terminal, described image filtering processing unit adopts nonlinear filter to carry out the filtering of crossing image is processed.
More specifically, in described traffic intersection information release terminal, user's set device, described memory device, described image processing equipment, described traffic controller and described master controller are integrated on a surface-mounted integrated circuit.
More specifically, in described traffic intersection information release terminal, described master controller also comprises timer, for setting timing.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present utility model is described, wherein:
Fig. 1 is according to the block diagram of the traffic intersection information release terminal shown in the utility model embodiment.
Fig. 2 is according to the block diagram of the image processing equipment of the traffic intersection information release terminal shown in the utility model embodiment.
Embodiment
Below with reference to accompanying drawings the embodiment of traffic intersection information release terminal of the present utility model is elaborated.
Communications and transportation is divided into the transportation of production run and the transportation of the process of circulation in social production.The activity in production of traffic is to realize the displacement of people and thing and communication, and shipping products is with passenger-kilometer and ton kilometre metering.For city dweller, what the most often run into is the people's of self driving trip formation displacement, for example, and on and off duty or trip festivals or holidays.Due to expanding economy, gathering way considerably beyond the urban road speed of development of city vehicle, urban transportation is more and more blocked up, need some intelligentized information issue means, in time the relevant transport information of people's travel route is distributed to driver, for driver's reference, thereby the more unobstructed section of selecting to travel, crossing trip, save the time of expending on road,, for alleviation city blocks up, contribute meanwhile.
Make discovery from observation, driver's steering vehicle is in urban road travels, and what pay close attention to the most is whether junction ahead is red light, and whether junction ahead occurs vehicle congestion situation, is especially having emergency, when need to rush towards destination fast.Yet, near the transport information of several Important Sections driver's current location is only provided in prior art, and the providing of information of the prior art, be the large-screen display board by roadside, the coverage rate of information issue is not high, and the transport information content providing is limited.Although cause driver selected in time the to travel section on smooth way, while arriving in crossing, be just in time red light or because the burst that accident causes is stopped up, still waste the most of the time at traffic intersection place.Like this, driver has to open the throttle and pass through fast at unimpeded section and crossing, and to fight the time reducing on road, this causes potential safety hazard equally.
Traffic intersection information release terminal of the present utility model, can be according to the jam situation of terminal place traffic intersection, send different transport information near vehicle termination traffic intersection, the jam situation at each crossing and near the current state of traffic lights near transport information comprises, for driver changes travel route, minimizing running time provides important references.
Fig. 1 is according to the block diagram of the traffic intersection information release terminal shown in the utility model embodiment, described terminal comprises video camera 1, image processing equipment 2, traffic controller 3, wireless communication interface 5 and master controller 4, image processing equipment 2 connects video camera 1 to be processed the captured crossing image of video camera 1 is carried out successively to image filtering processing and the index analysis that blocks up, output crossing congestion index, wireless communication interface 5 is connected with traffic controller 3 with image processing equipment 2 respectively, the signal information that crossing congestion exponential sum traffic controller 3 is exported sends to traffic control center 6, master controller 4 is connected a plurality of traffic intersections in the first crossing presumptive area regularly wireless communication interface 5 is received crossing congestion exponential sum signal information with wireless communication interface 5 sends to the radio receiving terminal of the vehicle in the second crossing presumptive area.Described traffic intersection information release terminal can also comprise power-supply unit, for the equipment except power-supply unit in described traffic intersection information release terminal provides power supply.
Then, the structure of traffic intersection information release terminal of the present utility model is carried out to more specific description.
Described terminal also comprises user's set device, be used for according to user's input, set the first predetermined index threshold of blocking up, the second predetermined block up index threshold, the first crossing presumptive area and the second crossing presumptive area, the first crossing presumptive area and the second crossing presumptive area are all the border circular areas centered by the traffic intersection of described terminal place, and the first predetermined index threshold of blocking up is less than the second predetermined index threshold of blocking up; Described terminal also comprises memory device, be connected respectively with wireless communication interface 5 with user's set device, the predetermined index threshold of blocking up of storage first, the second predetermined block up index threshold, the first crossing presumptive area and the second crossing presumptive area, store the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area, also store the radio receiving terminal ID of the vehicle in the second crossing presumptive area.
Described wireless communication interface 5 sends to traffic control center 6 by the first crossing presumptive area and the second crossing presumptive area, to receive the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area of traffic control center 6 feedbacks, and receive the radio receiving terminal ID of the vehicle in the second crossing presumptive area of traffic control center 6 feedbacks.
With reference to Fig. 2, described image processing equipment 2 also comprises, image filtering processing list 21 connects described video camera 1 to receive crossing image, and crossing image filtering is processed with the interference noise in the image of filtering crossing; Index analysis processing unit 22 blocks up, connect described image filtering processing unit 21 and described wireless communication interface 5, the vehicle fleet size being detained for the image traffic intersection place, crossing to after filtering interfering noise is analyzed, to obtain crossing congestion index, and crossing congestion index is sent to described wireless communication interface 5, crossing congestion index is higher, and the vehicle fleet size that corresponding traffic intersection place is detained is more.
Described master controller 4 is connected respectively with described memory device with described wireless communication interface 5, set timing, when the crossing congestion index of described image processing equipment 2 outputs is greater than first predetermined while blocking up index threshold, output first information issue signal, when the crossing congestion index of described image processing equipment 2 outputs be greater than second predetermined while blocking up index threshold, output the second information issue signal.
Described terminal also comprises display device, connects described master controller 4, shows in real time the crossing congestion index of a plurality of traffic intersections in the first crossing presumptive area.
Described wireless communication interface 5 is when receiving described first information issue signal, according to described timing by the crossing congestion index timed sending of a plurality of traffic intersections in the first crossing presumptive area to radio receiving terminal corresponding to the radio receiving terminal ID with vehicle in the second crossing presumptive area, described wireless communication interface 5 is when receiving described the second information issue signal, according to described timing by the crossing congestion exponential sum signal information timed sending of a plurality of traffic intersections in the first crossing presumptive area to radio receiving terminal corresponding to the radio receiving terminal ID with vehicle in the second crossing presumptive area.
Wherein, described user's set device, described memory device, described image processing equipment 2, described traffic controller 3 and described master controller 4 are all located in the instrument case of traffic intersection information release terminal, and described video camera 1, described wireless communication interface 5 and described display device are all connected and are arranged on the cross bar central authorities of the fixed bar of traffic intersection with instrument case by wire cable.
Described signal information comprises current state, red light interval time, green light interval time and the yellow interval of the signal lamp at crossing, described current state comprises red light phase, amber light state and green light phase, and described user's set device can be respectively arranges the first crossing presumptive area and the second crossing presumptive area by setting the radius of border circular areas corresponding to the radius of border circular areas corresponding to the first crossing presumptive area and the second crossing presumptive area.
Wherein, in described traffic intersection information release terminal, the radius of the border circular areas that described the first crossing presumptive area is corresponding is chosen as 2 kilometers, and the radius of the border circular areas that described the second crossing presumptive area is corresponding is chosen as 5 kilometers; Described master controller 4 is chosen as 32 single-chip microcomputers of KS32 series of Samsung, described image filtering processing unit 21 can adopt nonlinear filter to carry out the filtering of crossing image is processed, user's set device, described memory device, described image processing equipment 2, described traffic controller 3 and described master controller can be integrated on a surface-mounted integrated circuit, and described master controller 4 can also comprise timer, for setting timing.
In addition, image filtering, under the condition that as far as possible retains image detail feature, the noise to target image suppresses, and is indispensable operation in image pre-service, and the quality of its treatment effect by directly having influence on, process and the validity and reliability of analysis by successive image.Due to the imperfection of imaging system, transmission medium and recording unit etc., digital picture tends to be subject to the pollution of multiple noise in its formation, transmission log process.In addition, some link of processing at image also can be introduced noise when input as object and when envisioning in result images.These noises often show as isolated pixel point or a pixel block that causes stronger visual effect on image.Usually, noise signal is uncorrelated with the object that will study, and he occurs with useless message form, upsets the observable information of image.For data image signal, psophometer is either large or small extreme value, these extreme values act on the true gray-scale value of image pixel by plus-minus, at image, cause bright, dim spot interference, greatly reduced picture quality, affected image restoration, cut apart, the carrying out of the follow-up work such as feature extraction, figure identification.The filtering machine of constructing a kind of effective inhibition noise must consider that two basic problems can remove the noise in target and background effectively; Meanwhile, can protect well shape, size and specific how much and the topological structure feature of image object.Main image filter comprises linear filter, nonlinear filter, median filter and morphologic filtering device etc.
In general, when signal spectrum and noise spectrum aliasing or while containing nonadditivity noise in signal, as by the non-linear noise causing of system or there is non-Gaussian noise etc., traditional linear filter technology, as Fourier conversion, in filtering noise, blurred picture details (as edge etc.) in some way always, and then cause reducing as the positioning precision of linear feature and the extraction property of feature.And nonlinear filter is a kind of Nonlinear Mapping relation based on to input signal, often can a certain specific noise be mapped as approx zero and stick signal want feature, thereby it can overcome the weak point of linear filter to a certain extent.
In addition, timer is one of fundamental of the normal operation of communication protocol, is mainly used in the task that various timings and frame retransmit.Communication protocol realizes used timer in Single Chip Microcomputer (SCM) system, and timing accuracy is less demanding, but quantitative requirement is larger.Because hardware resource is limited, can not distribute a hardware timer for each independent task, can only by single hardware timer, simulate the method for a plurality of software timers, meet the timing application needs in agreement.The appearance of timer, makes the work in the quite a lot of people's of needs control time become simply many.
Adopt traffic intersection information release terminal of the present utility model, for existing traffic intersection information distribution scheme, release news limited, the technical matters that specific aim is not high, adopt video camera and image processing equipment to obtain the congestion information at current crossing, adopt traffic controller to obtain the signal information at current crossing, and mutual by wireless communication interface and far-end traffic control center, obtain congestion information and the signal information of each traffic intersection of current traffic intersection near zone, near vehicle termination offering by wireless mode, so that driver's reference, the intelligent degree of whole information distribution scheme is higher, purpose is strong, effectively alleviated urban transportation, for driver has saved the valuable time.
Be understandable that, although the utility model with preferred embodiment disclosure as above, yet above-described embodiment is not in order to limit the utility model.For any those of ordinary skill in the art, do not departing from technical solutions of the utility model scope situation, all can utilize the technology contents of above-mentioned announcement to make many possible changes and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all still belongs in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to technical spirit of the present utility model.
Claims (7)
1. a traffic intersection information release terminal, described terminal is fixed on the fixed bar of traffic intersection, it is characterized in that, described terminal comprises video camera, image processing equipment, traffic controller, wireless communication interface and master controller, image processing equipment connects video camera to be processed the crossing image of shot by camera is carried out successively to image filtering processing and the index analysis that blocks up, output crossing congestion index, wireless communication interface is connected with traffic controller with image processing equipment respectively, the signal information that crossing congestion exponential sum traffic controller is exported sends to traffic control center, master controller is connected regularly the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area that wireless communication interface was received is sent to the radio receiving terminal of the vehicle in the second crossing presumptive area with wireless communication interface.
2. traffic intersection information release terminal as claimed in claim 1, is characterized in that, described terminal also comprises:
User's set device, be used for according to user's input, set the first predetermined index threshold of blocking up, the second predetermined block up index threshold, the first crossing presumptive area and the second crossing presumptive area, the first crossing presumptive area and the second crossing presumptive area are all the border circular areas centered by the traffic intersection of described terminal place, and the first predetermined index threshold of blocking up is less than the second predetermined index threshold of blocking up;
Memory device, be connected respectively with wireless communication interface with user's set device, the predetermined index threshold of blocking up of storage first, the second predetermined block up index threshold, the first crossing presumptive area and the second crossing presumptive area, store the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area, also store the radio receiving terminal ID of the vehicle in the second crossing presumptive area;
Described wireless communication interface sends to traffic control center by the first crossing presumptive area and the second crossing presumptive area, to receive the crossing congestion exponential sum signal information of a plurality of traffic intersections in the first crossing presumptive area of traffic control center feedback, and receive the radio receiving terminal ID of the vehicle in the second crossing presumptive area of traffic control center feedback;
Described image processing equipment also comprises
Image filtering processing unit, connects described video camera to receive crossing image, and crossing image filtering is processed with the interference noise in the image of filtering crossing;
Index analysis processing unit blocks up, connect described image filtering processing unit and described wireless communication interface, the vehicle fleet size being detained for the image traffic intersection place, crossing to after filtering interfering noise is analyzed, to obtain crossing congestion index, and crossing congestion index is sent to described wireless communication interface, crossing congestion index is higher, and the vehicle fleet size that corresponding traffic intersection place is detained is more;
Described master controller is connected respectively with described memory device with described wireless communication interface, set timing, when the crossing congestion index of described image processing equipment output is greater than first predetermined while blocking up index threshold, output first information issue signal, when the crossing congestion index of described image processing equipment output be greater than second predetermined while blocking up index threshold, output the second information issue signal;
Display device, connects described master controller, shows in real time the crossing congestion index of a plurality of traffic intersections in the first crossing presumptive area;
Described wireless communication interface is when receiving described first information issue signal, according to described timing by the crossing congestion index timed sending of a plurality of traffic intersections in the first crossing presumptive area to radio receiving terminal corresponding to the radio receiving terminal ID with vehicle in the second crossing presumptive area, described wireless communication interface is when receiving described the second information issue signal, according to described timing by the crossing congestion exponential sum signal information timed sending of a plurality of traffic intersections in the first crossing presumptive area to radio receiving terminal corresponding to the radio receiving terminal ID with vehicle in the second crossing presumptive area,
Wherein, described user's set device, described memory device, described image processing equipment, described traffic controller and described master controller are all located in the instrument case of traffic intersection information release terminal, and described video camera, described wireless communication interface and described display device are all connected and are arranged on the cross bar central authorities of the fixed bar of traffic intersection with instrument case by wire cable;
Wherein, described signal information comprises current state, red light interval time, green light interval time and the yellow interval of the signal lamp at crossing, described current state comprises red light phase, amber light state and green light phase, and described user's set device arranges the first crossing presumptive area and the second crossing presumptive area by setting the radius of border circular areas corresponding to the radius of border circular areas corresponding to the first crossing presumptive area and the second crossing presumptive area respectively.
3. traffic intersection information release terminal as claimed in claim 2, is characterized in that:
The radius of the border circular areas that described the first crossing presumptive area is corresponding is 2 kilometers, and the radius of the border circular areas that described the second crossing presumptive area is corresponding is 5 kilometers.
4. traffic intersection information release terminal as claimed in claim 2, is characterized in that:
Described master controller is 32 single-chip microcomputers of KS32 series of Samsung.
5. traffic intersection information release terminal as claimed in claim 2, is characterized in that:
Described image filtering processing unit adopts nonlinear filter to carry out the filtering of crossing image is processed.
6. traffic intersection information release terminal as claimed in claim 2, is characterized in that:
User's set device, described memory device, described image processing equipment, described traffic controller and described master controller are integrated on a surface-mounted integrated circuit.
7. traffic intersection information release terminal as claimed in claim 2, is characterized in that:
Described master controller also comprises timer, for setting timing.
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| CN201420485987.6U CN204010330U (en) | 2014-08-24 | 2014-08-24 | Traffic intersection information release terminal |
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| CN201420485987.6U CN204010330U (en) | 2014-08-24 | 2014-08-24 | Traffic intersection information release terminal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104134365A (en) * | 2014-08-24 | 2014-11-05 | 无锡北斗星通信息科技有限公司 | Traffic intersection information issuing terminal |
| CN106157649A (en) * | 2015-04-28 | 2016-11-23 | 黄健 | Traffic signal devices and system with wireless signal |
| CN108091150A (en) * | 2016-11-21 | 2018-05-29 | 松下电器（美国）知识产权公司 | Intersection information distribution device and intersection information broadcasting method |
| CN111341107A (en) * | 2020-05-18 | 2020-06-26 | 成都信息工程大学 | Shared traffic control method based on cloud platform data |
-
2014
- 2014-08-24 CN CN201420485987.6U patent/CN204010330U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104134365A (en) * | 2014-08-24 | 2014-11-05 | 无锡北斗星通信息科技有限公司 | Traffic intersection information issuing terminal |
| CN104835344A (en) * | 2014-08-24 | 2015-08-12 | 于澎 | Traffic intersection information issuing terminal |
| CN104835343A (en) * | 2014-08-24 | 2015-08-12 | 秦芳 | Traffic crossing information issuing terminal |
| CN104835344B (en) * | 2014-08-24 | 2015-12-30 | 无锡美联动线智能科技有限公司 | Traffic intersection information release terminal |
| CN104835343B (en) * | 2014-08-24 | 2016-01-06 | 海安常大技术转移中心有限公司 | Traffic intersection information release terminal |
| CN106157649A (en) * | 2015-04-28 | 2016-11-23 | 黄健 | Traffic signal devices and system with wireless signal |
| CN108091150A (en) * | 2016-11-21 | 2018-05-29 | 松下电器（美国）知识产权公司 | Intersection information distribution device and intersection information broadcasting method |
| CN111341107A (en) * | 2020-05-18 | 2020-06-26 | 成都信息工程大学 | Shared traffic control method based on cloud platform data |
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