CN203165208U - Traffic management system based on Internet of things and dynamic 3D GIS - Google Patents
Traffic management system based on Internet of things and dynamic 3D GIS Download PDFInfo
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- CN203165208U CN203165208U CN 201220724823 CN201220724823U CN203165208U CN 203165208 U CN203165208 U CN 203165208U CN 201220724823 CN201220724823 CN 201220724823 CN 201220724823 U CN201220724823 U CN 201220724823U CN 203165208 U CN203165208 U CN 203165208U
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Abstract
The utility model relates to a traffic management system based on an Internet of things and a dynamic 3D GIS. The system includes a road monitoring device and a system server. The road monitoring device comprises a monitor, an output end and a communication device, wherein the monitor and the output end are electrically connected with the communication device respectively. The system server comprises a central controller, a memory, a display operation device and a main communication device. The system server further comprises the dynamic three-dimensional geographic information system (3D GIS); the dynamic three-dimensional geographic information system, the memory, the display operation device and the main communication device are electrically connected with a processor respectively; and the road monitoring device is in communication connection with the system server through a wired network or wireless network. With the traffic management system adopted, real-time monitoring and three-dimensional management of traffic condition and vehicle condition can be realized.
Description
Technical field
The utility model relates to a kind of management system, is specifically related to traffic control system and method thereof based on Internet of Things and dynamic 3D GIS.
Background technology
The development of infotech, make technology of Internet of things be subjected to more and more general application, Internet of Things is by information sensing equipment such as radio-frequency (RF) identification, infrared sensing, positioning system, laser scannings, agreement by appointment, article or equipment and internet coupled together carry out information communication, with realize intelligent identification, follow the tracks of, the network system of location, monitoring and management.The three-dimensional geographic information system is a kind of specific space information system, it is under computing machine hardware and software system supports, to the relevant geographic distribution data in whole or the segment space gather, store, the technological system of management, computing, analysis, demonstration and description.The three-dimensional geographic information systems technology has been applied to fields such as environmental monitoring, city planning.
At present, traditional system that is used for traffic administration adopts GPS mostly, and GPS can only realize functions such as tracking, navigation substantially, and the multidate information that travels for static information and the vehicle on road surface can't carry out real-time monitoring management, can't satisfy the demand of Modern Traffic management.Granted publication number discloses a kind of based on the Internet of Things pavement management system for the patent document of CN 202374283 U, this system utilizes technology of Internet of things, can gather multiple information of road surface, can realize the real-time monitoring management of road pavement, but this pavement management system have the following disadvantages still:
1, can not gather the three-dimensional information of road conditions integral body and then the three-dimensional management of realization road conditions, especially in modern city under the increasing situation of viaduct, especially multilevel intersection ring road, overpass, built-up street, remote mountains ditch road, tunnel, underground garage etc., no GPS or signal are very poor, if three-dimensional traffic information can not be provided, effective management of traffic will be difficult to realize.
2, above-mentioned pavement management system can not be realized giving warning in advance and promptly dodging to the driving vehicle that has the latent defect risk, can not effectively reduce the probability that car accident takes place.
The utility model content
The technical problems to be solved in the utility model provides a kind of being based upon on technology of Internet of things and the three-dimensional geographic information technical foundation, can realize that traffic is monitored in real time, the traffic control system of three-dimensional management.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of traffic control system based on Internet of Things and dynamic 3D GIS, comprise road monitoring device and system server, described road monitoring device comprises monitor, output terminal and communication port, monitor and output terminal are electrically connected with communication port respectively, described system server comprises central controller, storer, display operation device and main communication port, it is characterized in that: described system server also comprises dynamic 3 D geography information device, and described dynamic 3 D geography information device, storer, display operation device and main PORT COM are electrically connected with central controller respectively; Described road monitoring device is connected with the system server communication by cable network or wireless network.
The beneficial effects of the utility model: the utility model is by the road monitoring device, can realize the real-time monitoring to traffic and vehicle condition, the utility model obtains the three-dimensional information of road conditions and vehicle condition, carry out analysis and the processing of information in the system server by dynamic 3 D geography information device, set up the three-dimensional geographic information database, can make the road conditions that obtain and vehicle condition information more directly perceived, comprehensively be shown to the related personnel, be convenient to the intelligent management of traffic.
Scheme as a further alternative, described system server also comprises the two-stage precaution device, the two-stage precaution device is electrically connected with central controller; The road monitoring device comprises that also the road is installed in signal lamp, variable information board and the sensor on the transportation building thing, and described signal lamp, variable information board and sensor all are electrically connected with output terminal in the road monitoring device.
Further, concrete scheme as the three-dimensional geographic information device, three-dimensional geographic information device described in the utility model is provided with geography information storer, geographic information processing device, display and monitor, and geography information storer, display and monitor are electrically connected with described geographic information processing device.
Further, the sensor that is installed on the transportation building thing in the described road monitoring device comprises position transducer, baroceptor and humidity sensor.
The positional information that position transducer in the described road monitoring device is gathered each transportation building thing, the baroceptor collection is positioned at the road information of each differing heights, especially the bridge floor information of differing heights in the viaduct.The advantage of using baroceptor is that the location is more accurate, in the existing traffic system, generally locate by GPS, and at the overpass place, GPS can't judge that vehicle is under the bridge or bridge of overpass, navigation can make the mistake, and, the general bilevel height of overpass all can have several meters to tens meters distance, and the height positioning error of GPS may have tens meters, and especially in overpass place location out of true, the bearing accuracy of baroceptor can remain in 1 meter the scope, therefore, but in native system, use the height and position at baroceptor accurate localization vehicle place.Humidity sensor is gathered the road surface humidity conditions, and then definite road surface rainfall situation and slipperiness on roads situation.
Further, system of the present utility model also comprises car-mounted device, wherein a kind of design proposal of car-mounted device is: comprise vehicle body stabilizator, electromagnetism bumper, communication port, alarm and road condition acquiring instrument, the road condition acquiring instrument comprises sensor, radar, satellite navigation system and laser range finder, described vehicle body stabilizator, electromagnetism bumper, alarm and road condition acquiring instrument all are electrically connected with communicator, and described car-mounted device is connected with the system server communication.
The utility model is based on the car-mounted device of this kind design, described vehicle body stabilizator is first order early warning, when situations such as the road conditions vehicle occurs blocking up, skids, two-stage precaution device in the system server will send first order early warning, automatically control vehicle body stabilizator starts and stablizes vehicle body, alarm can give the alarm simultaneously, the prompting driver; Described electromagnetism bumper is second level early warning, still has accident hazard in first order early warning later vehicle, and the two-stage precaution device will send early warning again, control the urgent danger prevention of electromagnetism bumper automatically, prevent from bumping against.
The design proposal of the another kind of car-mounted device of the utility model is: car-mounted device is provided with microprocessor, display operation device, communication port, vehicle body stabilizator, electromagnetism bumper, alarm and road condition acquiring instrument, the road condition acquiring instrument comprises sensor, radar, satellite navigation system and laser range finder, display operation device, communication port, vehicle body stabilizator, electromagnetism bumper, alarm and road condition acquiring instrument are electrically connected with microprocessor respectively, and this car-mounted device is connected with the system server communication.The car-mounted device of this scheme is compared with aforementioned schemes, carried microprocessor and display operation device in body installation, so both can have been controlled automatically by system server, the driver also can oneself control this car-mounted device, it is more reasonable to design, and two-stage early warning pattern is identical with aforementioned schemes.
Gather vehicle condition and traffic information by road condition acquiring instrument (main collection vehicle operation multidate information) in the car-mounted device in the utility model, and the road conditions that collect and vehicle condition information are transferred to dynamic 3 D geography information device carry out the three-dimensional data Treatment Analysis, information after analyzing is passed to central controller, central controller is realized the automatic early-warning management to traffic according to the information that obtains and then control two-stage precaution device.
Further, the sensor in the described car-mounted device comprises one or more in the speed pickup that is arranged on vehicle body, acceleration transducer, shock sensor, mass sensor, inertial navigation sensors, the baroceptor.The aforementioned equal collection vehicle travel speed of speed pickup, the acceleration transducer information that is installed on vehicle body, the shock sensor collection be surface evenness information, the mass sensor collection be the vehicle information that whether overloads, inertial navigation sensors is used for the information of collection vehicle urgent danger prevention, and baroceptor is used for the air pressure situation of collection vehicle travel.
Description of drawings
Fig. 1 is that the utility model is based on the structural representation block diagram of the traffic control system embodiment of Internet of Things and dynamic 3D GIS;
Figure 2 shows that the total activation management mode figure of Fig. 1 embodiment system;
Fig. 3 is that the utility model is based on the traffic control system method embodiment real-time traffic management control flow chart of Internet of Things and dynamic 3D GIS.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
As shown in Figure 1, a kind of embodiment of the utility model, traffic control system based on Internet of Things and dynamic 3D GIS, comprise system server, road monitoring device and car-mounted device, described road monitoring device is connected with the system server communication respectively with car-mounted device, and road monitoring device and car-mounted device communication each other are connected the optional cable network of communication or wireless network, present embodiment is selected wireless network communication, and car-mounted device is wireless network communication.
The described system server of present embodiment is the ITS(intelligent transportation) the Cloud Server system, comprise central controller, the communication port that is electrically connected with central controller, storer, display operation device, two-stage precaution device and three-dimensional geographic information device.
The described road monitoring device of present embodiment comprises monitor, sensor, traffic lights, variable information board, output terminal and the communication port that is arranged on the roadbuilding, monitor and output terminal are electrically connected with communication port, and sensor, traffic lights and variable information board all are electrically connected with output terminal.The described monitor of present embodiment is 3D high definition camera and/or radar, and is installed on and rotates freely on the platform, monitors the road surface situation in real time and transmits 3D rendering information; Traffic lights and variable information board play traffic guidance; Sensor comprises position transducer, baroceptor and humidity sensor, gathers the positional information of each transportation building thing, the road information of differing heights (the especially road information of differing heights in the viaduct), road surface humidity information respectively.
Described car-mounted device is included as microprocessor, the display operation device that is electrically connected with microprocessor, alarm, communication port, vehicle body stabilizator, electromagnetism bumper and road condition acquiring instrument, the road condition acquiring instrument comprises sensor, radar, satellite navigation system, laser range finder, and wherein sensor comprises speed pickup, acceleration transducer, shock sensor, mass sensor, inertial navigation sensors and the baroceptor that is arranged on vehicle body.The vehicle body stabilizator plays the effect of autostable vehicle body when vehicle hypervelocity occurs or is about to bump against; The electromagnetism bumper automatically starts the effect of buffering, urgent danger prevention when vehicle is about to bump against, the crashproof snubber assembly of a kind of automobile electromagnetic that discloses as publication number 102632852A; When being used for urgent danger prevention, alarm points out warning to the driver; Satellite navigation system is used for the location of vehicle driving process is followed the tracks of; Laser range finder is used for measuring the distance between two driving vehicles; Speed pickup, the equal collection vehicle travel speed of acceleration transducer information, shock sensor collection vehicle degree of operating steadily information, the mass sensor collection vehicle information that whether overloads, inertial navigation sensors is used for real-time collection vehicle 3D positional information, operation trend track 3D curve, baroceptor is used for the air pressure condition information of collection vehicle travel.
In the present embodiment, the three-dimensional geographic information device is provided with geography information storer, geographic information processing device, display and monitor, and geography information storer, display and monitor are electrically connected with the geographic information processing device.
Central controller controls three-dimensional geographic information device is gathered the 3D information of road conditions and vehicle condition, handle in the geographic information processing device of geography information device by the transport information that the three-dimensional geographic information harvester obtains, the geographic information processing device calls data in original spatial database and the data message of collection compares fractional analysis, call the analytical applications model of storage in advance simultaneously, and further set up the performance analysis application model, the information that collects is stored in the storer, set up the dynamic 3 D geographic information database, give central controller the information feedback after handling simultaneously, central controller and then carry out integrated management comprises the management of two-stage safe early warning, the unified management and running of optimum run-length management and traffic lights are provided for the trip vehicle of networking.
In the native system, car-mounted device, also can not carry microprocessor and display operation device, but directly control the sensor Information Monitoring by central controller, control vehicle body stabilizator and electromagnetism bumper, car-mounted device based on this comprises vehicle body stabilizator, electromagnetism bumper, sensor, communicator and alarm, and the vehicle body stabilizator of this car-mounted device, electromagnetism bumper and sensor and alarm are electrically connected with communicator, and this car-mounted device is connected with the system server communication.
As shown in Figure 2, above-mentioned based on the method for Internet of Things with the traffic control system of dynamic 3D GIS for realizing,
This method comprises that intelligent transportation Cloud Server system starts, initialized step; The step of Parallel Task Scheduling; The step of customer service request; The step that end message is collected.
The ITS(intelligent transportation) the Cloud Server system starts and initialization, carry out the scheduling of parallel task after the initialization, the client can carry out the request of customer service and the collection of carrying out end message (logistics information) simultaneously, the scheduling of parallel task comprises: 1, new highway section 3D GIS's builds the storehouse, collect and record 3D base map/3D rendering target and identify/edit 3D objective attribute target attribute figure layer, authorization and issue; 2,3D objective attribute target attribute figure layer is revised in the renewal of existing road surface 3D GIS, the identification/increase and decrease of 3D rendering fresh target, and authorization is issue also, and then carries out unusual obstruction forewarning and accident is declared control; 3, the stroke planning/change of vehicle, and multiple condition optimization (by way of ground/path/time/road conditions/expense ...), and download relevant 3DGIS picture library to navigation terminal, namely download and give driving vehicle; 4, signal lamp, variable information board in each zone are coordinated in traffic administration; 5, terminal/customer account management comprises terminal/client's registration, configuration and the login of data; 6, the maintenance of system self, the backup of on-line synchronous, the upgrading of system, audit terminal client Software deployment, system server Dynamic Maintenance management (calibration) all 3D reference object points and baroceptor and 3D position and air pressure height reference value.
In the implementation method based on Internet of Things and the traffic control system of dynamic 3D GIS, it is as follows that the more new principle of building storehouse, existing road surface 3D GIS of new highway section 3D GIS and three-dimensional geographic information device are set up dynamic space database (3D analytical applications model):
1. means of transportation Internet of Things project and 3D GIS database
2. the 3D digital model database of prefabricated various means of transportation Internet of Things entities
Set up the eigenwert collection, the eigenwert collection is used for image scene entity target comparison identification orientation management, and the 3D digital model is used for 3D GIS adjunct figure layer and shows stack.
Wherein, scheme imports for utilizing former means of transportation CAD picture library the most easily, and the 3D digital model database of entity is compiled in conversion again, extracts recognition feature value collection.
3. prefabricated 3D generalized information system figure layer and various Internet of Things facility attributed graph layer
Means of transportation 3D GIS picture library editor: operational administrative personnel Long-distance Control, utilize 3D high definition monitor, sensor, road condition acquiring instrument to gather means of transportation (comprising road surface and information of vehicles) 3D image workprint; The pre-service means of transportation are without the holographic former figure of technical finesse, and various Internet of Things members are identified in the interference in the wiping out background and noise, coding, transmission, comparison; By image being cut apart and is calculated the analyzing and processing of various characteristic quantities, compare the 3D digital model database of article again, Model Matching judges whether there is the entity that meets certain category feature value collection in the image, if there be 3D coordinate position, measurement and the record virtual condition attribute that then identifies it again.Improve record, be stored into 3D generalized information system figure layer and Internet of Things facility attributed graph layer.
The stroke planning of vehicle, the concrete principle of change are as follows: the 3D position initialization of the inertial navigation on car-mounted device navigational system is via satellite carried out, and more accurate calibration realizes by 3D monitor, laser ranging and baroceptor.3D reference object point and the baroceptor of near fixed installation key road section point facility (as viaduct, terrestrial reference, landmark), RFID sign, known 3D position and air pressure height reference value are provided, and the baroceptor value on the car-mounted device compares the back and determines vehicle ring road of living in position and elevation with it.
Traffic administration is as follows:
This method is by 3D high definition monitor, be installed in the real-time three-dimensional information that sensor on the transportation building thing and the road condition acquiring instrument in the car-mounted device obtain road conditions and vehicle condition, the flatness that comprises the road surface, humidity, smoothness, information such as whether block up, the position of vehicle, speed, acceleration, information such as direction and quality, overall treatment then: the contiguous means of transportation (comprising road pavement building and operational vehicle) of identification and the concrete coordinate in space coordinates thereof, it is lock onto target, utilize the space analysis method of geometry, predict that the operation trend track 3D curve of each transportation building facility in space coordinates (is 3D GIS walking navigation picture, this navigation picture can be downloaded to driving vehicle), calculate the possible geometric locus of each moving target situation probability of happening that crosses, coordinate points crosses, cross constantly, contact site between the target, stroke speed, collision course, collision energy, and then the information after the analyzing and processing passed to central controller, send early warning or control command according to the different information that receive to traffic administration personnel and operational vehicle by central controller, carry out integrated dispatch, integrated management.
As shown in Figure 3, in the method that realizes management system, the real-time control flow of two-stage early warning and road conditions:
Start-up system, initialization system information (comprises central controller information and the information in the three-dimensional geographic information device and car-mounted device information in the system server then, static information in these information, be the information of static traffic buildings, can carry out the 3D conversion by the CAD picture library of means of transportation, and scanning typing storer is realized, other information are road conditions and the vehicle condition dynamic operation information that system gathers and stores before), sending control command by central controller calls the three-dimensional geographic information device and controls monitor, sensor and road condition acquiring instrument are gathered three-dimensional traffic information, the information that is collected by the geographic information processing device analyzing and processing in the three-dimensional geographic information device is also stored, information after handling is passed to central controller, sends steering order by central controller:
1, the vehicle condition information that monitors at collection judges whether certain driving vehicle exceeds the speed limit, if this vehicle is sent one-level early warning (alarm in the car-mounted device will give the alarm to the driver at this moment); And then it is dangerous to judge whether this vehicle exists with other vehicles or buildings collision, is, sends control command to the microprocessor in this car car-mounted device, control self-starting vehicle body stabilizator; After if the vehicle body stabilizator starts, this car still is about to bump against with other facilities, and then secondary early warning, car-mounted device self-starting electromagnetism bumper are sent in control; After aforementioned secondary early warning, still inoperative traffic hazard taken place, system will lock accident spot so, and then to force control accident place traffic lights be red light, and send the emergency episode alert notification, send the traffic administration personnel and handle.
2, the traffic information that monitors at collection judges whether the road surface exists barrier or crack (being surface evenness) etc., if, the signal of then giving notice, the personnel of sending clear up; And then judge whether the road surface overhauls, if overhaul, then send information to the driving vehicle driver; Judge whether certain highway section blocks up, if the highway section blocks up, then send warning signal to the vehicle that is about to drive to this highway section, send to the traffic administration personnel simultaneously and send personnel's combing notice.
Above-described only is preferred implementation of the present utility model, should be understood that for a person skilled in the art, not breaking away under the prerequisite of the present utility model, also can make some distortion and improvement, these can not influence effect and practical applicability that the utility model is implemented.
Claims (7)
1. based on the traffic control system of Internet of Things with dynamic 3D GIS, comprise road monitoring device and system server, described road monitoring device comprises monitor, output terminal and communication port, monitor and output terminal are electrically connected with communication port respectively, described system server comprises central controller, storer, display operation device and main communication port, it is characterized in that: described system server also comprises dynamic 3 D geography information device, and described dynamic 3 D geography information device, storer, display operation device and main PORT COM are electrically connected with central controller respectively; Described road monitoring device is connected with the system server communication by cable network or wireless network.
2. according to claim 1 it is characterized in that: described system server also comprises the two-stage precaution device based on the traffic control system of Internet of Things with dynamic 3D GIS, and the two-stage precaution device is electrically connected with central controller; The road monitoring device comprises that also the road is installed in signal lamp, variable information board and the sensor on the transportation building thing, and described signal lamp, variable information board and sensor all are electrically connected with output terminal in the road monitoring device.
3. according to claim 1 based on the traffic control system of Internet of Things with dynamic 3D GIS, it is characterized in that: described three-dimensional geographic information device is provided with geography information storer, geographic information processing device, display and monitor, and geography information storer, display and monitor are electrically connected with described geographic information processing device.
4. according to claim 2 based on the traffic control system of Internet of Things with dynamic 3D GIS, it is characterized in that: the sensor that is installed on the transportation building thing comprises position transducer, baroceptor, humidity sensor.
5. according to claim 2 based on the traffic control system of Internet of Things with dynamic 3D GIS, it is characterized in that: also comprise car-mounted device, described car-mounted device comprises vehicle body stabilizator, electromagnetism bumper, communication port, alarm and road condition acquiring instrument, the road condition acquiring instrument comprises sensor, radar, satellite navigation system and laser range finder, described vehicle body stabilizator, electromagnetism bumper, alarm and road condition acquiring instrument all are electrically connected with communicator, and described car-mounted device is connected with the system server communication.
6. according to claim 2 based on the traffic control system of Internet of Things with dynamic 3D GIS, it is characterized in that: also comprise car-mounted device, described car-mounted device is provided with microprocessor, the display operation device, communication port, the vehicle body stabilizator, the electromagnetism bumper, alarm and road condition acquiring instrument, the road condition acquiring instrument comprises sensor, radar, satellite navigation system and laser range finder, the display operation device, communication port, the vehicle body stabilizator, the electromagnetism bumper, alarm and road condition acquiring instrument are electrically connected with microprocessor respectively, and this car-mounted device is connected with the system server communication.
7. according to claim 5 or 6 described based on Internet of Things and the dynamic traffic control systems of 3D GIS, it is characterized in that: the sensor in the described car-mounted device comprises one or more in the speed pickup that is arranged on vehicle body, acceleration transducer, shock sensor, mass sensor, inertial navigation sensors, the baroceptor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220724823 CN203165208U (en) | 2012-12-26 | 2012-12-26 | Traffic management system based on Internet of things and dynamic 3D GIS |
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| CN 201220724823 CN203165208U (en) | 2012-12-26 | 2012-12-26 | Traffic management system based on Internet of things and dynamic 3D GIS |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105659303A (en) * | 2016-01-05 | 2016-06-08 | 冯旋宇 | Smart city outdoor location management method and system |
| CN107644530A (en) * | 2017-09-04 | 2018-01-30 | 深圳支点电子智能科技有限公司 | Vehicle travel determines equipment and Related product |
| CN107702728A (en) * | 2017-09-04 | 2018-02-16 | 深圳支点电子智能科技有限公司 | A kind of vehicle travel determines method and apparatus |
| WO2018058958A1 (en) * | 2016-09-30 | 2018-04-05 | 广州大正新材料科技有限公司 | Road vehicle traffic alarm system and method therefor |
| WO2018058957A1 (en) * | 2016-09-30 | 2018-04-05 | 广州大正新材料科技有限公司 | Intelligent vehicle-road cooperation traffic control system |
| CN108922188A (en) * | 2018-07-24 | 2018-11-30 | 河北德冠隆电子科技有限公司 | The four-dimensional outdoor scene traffic of radar tracking positioning perceives early warning monitoring management system |
| CN109212520A (en) * | 2018-09-29 | 2019-01-15 | 河北德冠隆电子科技有限公司 | The road conditions perception accident detection alarm system and method for comprehensive detection radar |
| CN109410573A (en) * | 2018-10-24 | 2019-03-01 | 中电科新型智慧城市研究院有限公司 | Transport services and management system based on road holography perception |
| CN109558473A (en) * | 2018-12-06 | 2019-04-02 | 佛山科学技术学院 | A kind of road traffic facility information management system and its modeling method based on GIS |
| CN114678096A (en) * | 2022-04-22 | 2022-06-28 | 人民卫生电子音像出版社有限公司 | 3D visual case system based on VR |
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- 2012-12-26 CN CN 201220724823 patent/CN203165208U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105659303A (en) * | 2016-01-05 | 2016-06-08 | 冯旋宇 | Smart city outdoor location management method and system |
| WO2018058958A1 (en) * | 2016-09-30 | 2018-04-05 | 广州大正新材料科技有限公司 | Road vehicle traffic alarm system and method therefor |
| WO2018058957A1 (en) * | 2016-09-30 | 2018-04-05 | 广州大正新材料科技有限公司 | Intelligent vehicle-road cooperation traffic control system |
| CN107644530A (en) * | 2017-09-04 | 2018-01-30 | 深圳支点电子智能科技有限公司 | Vehicle travel determines equipment and Related product |
| CN107702728A (en) * | 2017-09-04 | 2018-02-16 | 深圳支点电子智能科技有限公司 | A kind of vehicle travel determines method and apparatus |
| CN108922188A (en) * | 2018-07-24 | 2018-11-30 | 河北德冠隆电子科技有限公司 | The four-dimensional outdoor scene traffic of radar tracking positioning perceives early warning monitoring management system |
| CN109212520A (en) * | 2018-09-29 | 2019-01-15 | 河北德冠隆电子科技有限公司 | The road conditions perception accident detection alarm system and method for comprehensive detection radar |
| CN109212520B (en) * | 2018-09-29 | 2021-04-27 | 河北德冠隆电子科技有限公司 | Road condition sensing abnormal event detection alarm system and method for omnibearing detection radar |
| CN109410573A (en) * | 2018-10-24 | 2019-03-01 | 中电科新型智慧城市研究院有限公司 | Transport services and management system based on road holography perception |
| CN109410573B (en) * | 2018-10-24 | 2021-03-23 | 中电科新型智慧城市研究院有限公司 | Traffic service and management system based on road holographic perception |
| CN109558473A (en) * | 2018-12-06 | 2019-04-02 | 佛山科学技术学院 | A kind of road traffic facility information management system and its modeling method based on GIS |
| CN114678096A (en) * | 2022-04-22 | 2022-06-28 | 人民卫生电子音像出版社有限公司 | 3D visual case system based on VR |
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