CN101430826A - Taxi wireless video monitoring system and method based on the Plough Satellite positioning system - Google Patents
Taxi wireless video monitoring system and method based on the Plough Satellite positioning system Download PDFInfo
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- CN101430826A CN101430826A CNA2008102296512A CN200810229651A CN101430826A CN 101430826 A CN101430826 A CN 101430826A CN A2008102296512 A CNA2008102296512 A CN A2008102296512A CN 200810229651 A CN200810229651 A CN 200810229651A CN 101430826 A CN101430826 A CN 101430826A
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Abstract
The invention discloses a Beidou satellite positioning system-based wireless video monitoring system for a taxi and a monitoring method which are used for recognizing various illegal taxis, in particular to fake-license taxis. The monitoring system comprises a video information acquisition site, a wireless transmission system, a monitoring center and a Beidou receiver. The monitoring method comprises the following steps: an existing vehicle recognition system is combined with the Beidou satellite positioning system; a license plate at the acquisition site is compared with information in a database; if the comparison result matches, position information of two taxis with the same license plate is compared with each other by a message sent by a satellite; and if the comparison result is different, the taxi at the acquisition site is proved to be the fake-license taxi, and if the comparison result is the same, the taxi is proved to be a legal taxi, so that the fake-license taxi is accurately recognized. The monitoring system and the monitoring method can rapidly and accurately recognize the fake-license taxis and various illegal vehicles.
Description
Technical field
The present invention relates to the taxi technical field of video monitoring, relate in particular to a kind of taxi wireless supervisory system based on the big-dipper satellite positioning system.
Background technology
Expanding economy, the raising of living standards of the people, for advantage has been created in the taxi trade development, the quantity of urban taxi increases rapidly, increasing illegal taxi has also appearred thereupon, for example interlope, fake license, fake-licensed car etc., these fake licenses, fake-licensed car illegal activities are becoming increasingly rampant, many true car owners black-cooking pot of having carried on the back gratuitous.Some vehicle identification systems on the market all are to compare by the license board information of will gather and the data of Surveillance center, analyzing and processing then, this is very effective to phenomenons such as record, fake license and other case-involving taxis violating the regulations, but it is inoperative to cunning fake-licensed car, because the vehicle license plate characteristic of fake-licensed car is identical with real that legal vehicle license plate characteristic, thus this system can not be in time, accurate recognition goes out fake-licensed car.This just makes cover board taxi be becoming increasingly rampant, and has greatly endangered true car owner's interests.
Summary of the invention
For solving the fake-licensed car phenomenon, the invention provides a kind of taxi wireless video monitoring method based on the big-dipper satellite positioning system, this method combines existing vehicle identification system with Big Dipper positioning system, when the information matches of the car plate of collection point and database, the information that can send by big-dipper satellite is carried out the positional information comparison to the taxi of two same car plates, if comparison result is inequality, illustrate that the taxi that appears at the collection point is exactly a fake-licensed car, identical then explanation is legal taxi, so just can accurately identify cover board taxi.What specify is, the big-dipper satellite positioning system of native system not only has functions such as location that GPS has, navigation, also has communication function; And the shortest time that GPS locatees first be more than one minute, and the Big Dipper only needs the location that the several seconds can realize taxi, this just effectively raises recognition speed; Because the Big Dipper is the Position Fixing Navigation System of China's independent development, so more reliable when using.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of taxi wireless video monitoring system based on the big-dipper satellite positioning system, comprise: video information collection point, wireless transmitting system, Surveillance center and Big Dipper receiver, the video information collection point mainly comprises the camera and first Video Codec, camera is responsible for taking passing taxi, by first Video Codec video analog signal that collects is converted into digital signal again, the wireless network card built-in by first Video Codec sends to Surveillance center through wireless transmitting system; Wireless transmitting system is responsible for the information of each video information collection point is sent to Surveillance center, and Surveillance center is sent to each sub-control point to the information after the car plate identification; Surveillance center comprises one second Video Codec and supervisory control comuter, after receiving the digital video signal of collection point, second Video Codec is converted to visual simulating signal to it, and the taxi license plate number caught, thereby processing is discerned, compared to the locating information in conjunction with big-dipper satellite, and analysis result is sent to the sub-control point of each main roads; Be installed in Big Dipper receiver on each legal taxi calculates vehicle according to the satellite information received current location, the vehicle-carrying communication controller extracts needed Position, Velocity and Time information from the signal of Big Dipper receiver output, form packet in conjunction with information such as testing vehicle registers, mail to Surveillance center by wireless network then; Described supervisory control comuter also comprises a database, wireless network card, capure card and electronic chart, store various information, collection point video data and the satellite data of all legal taxis in this database, can monitor the position of legal taxi in real time according to satellite data.
A kind of taxi wireless video monitoring method based on the big-dipper satellite positioning system comprises the steps:
A, supervisory control comuter start input manager personal information;
B, supervisory control comuter generate the connection request of a wireless network, connect the Video Codec of video acquisition point by wireless transmitting system;
C, the Information Monitoring of video acquisition point, and by Video Codec vision signal is converted to digital signal and passes to Surveillance center, meanwhile, legal taxi calculates the information that big-dipper satellite sends, and then positional information is transferred to Surveillance center;
D, supervisory control comuter are discerned car plate after receiving the data and satellite data of collection point;
E, Surveillance center pass near the collection point sub-control point to recognition result, thereby allow relevant department that illegal vehicles such as fake-licensed car are implemented to intercept.
Said method comprises that also Surveillance center carries out the step of alarm to the fake-licensed car that identifies.
The invention has the beneficial effects as follows: supervisory system of the present invention and method are passed to Surveillance center with each video acquisition point and the data that big-dipper satellite sends by wireless transmitting system, and then to cover board taxi and various illegal vehicle carries out fast, accurately identification, managing for city vehicle has very big help.
Description of drawings
Fig. 1 is the structured flowchart that the present invention is based on the taxi wireless video monitoring system of big-dipper satellite positioning system.
Fig. 2 is the structural representation of video information of the present invention collection point module.
Fig. 3 is the structural representation of monitoring center module of the present invention.
Fig. 4 is the process flow diagram that the present invention is based on the taxi wireless video monitoring method of big-dipper satellite positioning system.
Embodiment
As shown in Figure 1 to Figure 3, the taxi wireless video monitoring system that the present invention is based on the big-dipper satellite positioning system comprises video information collection point 1, wireless transmitting system 2, big-dipper satellite 3, the vehicle-mounted Big Dipper receiver 4 of taxi, Surveillance center 5 and sub-control point 6.Wireless transmitting system 2 is inserted by wireless network card in video information collection point 1, will gather and change good digital signal and send to Surveillance center 5 after receiving the transmission request of data of supervisory control comuter 10.Meanwhile, big-dipper satellite 3 emission information are given the Big Dipper receiver 4 on the legal taxi, after Big Dipper receiver 4 is received data, extract the position that needs rapidly by the vehicle-carrying communication controller, speed and temporal information, form packet in conjunction with information such as testing vehicle registers, mail to supervisory control comuter 10 by wireless transmitting system 2, Surveillance center 5 is stored into database 11 with the video data of the video information collection point 1 that receives and the satellite data of big-dipper satellite 3, managerial personnel carry out quick identification by software program to vehicle license plate characteristic immediately, comparison, and analysis result mail near the collection point sub-control point 6.
As shown in Figure 2, video information of the present invention collection point 1 mainly is made up of the camera 7 and first Video Codec 8.First Video Codec 8 is responsible for the analog video signal of camera 7 is transformed into digital signal, compress simultaneously, also transmission of control signals in addition, first Video Codec, 8 built-in 10/100M network interface cards, be connected on the wireless device by netting twine, the monitor message after the encoding compression processing is pooled to supervision and management center 5 by wireless transmitting system 2.
As shown in Figure 3, Surveillance center of the present invention is the whole monitoring system most important parts, and Surveillance center is made up of second Video Codec 9 and supervisory control comuter 10, and supervisory control comuter 10 comprises database 11, Figure 12 and capure card 13 electronically.After second Video Codec 9 is converted to simulating signal to the digital signal of the collection point of receiving, pass to supervisory control comuter 10, capure card 13 can carry out car plate to the image information of receiving and catch automatically, start the hardware computing module then, image is carried out large-scale relevant search, seek the clue and the several regions that with vehicle license plate characteristic conform to relevant with vehicle license plate characteristic, utilize software that further judge is done relatively in these candidate regions, the zone of selected the best splits it as license plate area from image at last.The processing of back just is confined to carry out in this zone, mainly finish, comprise that licence plate boundary alignment, character edge extraction, character rough lumber branch, character fritter branch, character feature extraction, character recognition, the identification of licence plate background color and the analysis of recognition result degree of confidence etc. by software.If degree of confidence is lower than the setting thresholding, then alarm prompting is higher than the setting thresholding as degree of confidence, then proceeds the comparison of positional information.Because satellite can be seen the position of legal vehicle at any time on Figure 12 electronically to the real-time monitoring of legal taxi, so if the positional information of collection point is coincide with position on Figure 12 electronically, the taxi that then determines present collection point is not a fake-licensed car, if positional information misfits, the taxi of then judging the collection point is a fake-licensed car.All data and comparison results that need all are stored in the database 11, so just can finish the identifying to fake-licensed car, and overall process only needs several seconds.
Fig. 4 is the process flow diagram that the present invention is based on the taxi wireless video monitoring method of big-dipper satellite positioning system, at first, supervisory control comuter 10 starts, start wireless transmitting system 2, connect corresponding video acquisition point 1, send the video acquisition request, enter waiting status then, after video acquisition point 1 is good with conversion of signals, send to supervisory control comuter 10, deposit database 11 in, handle in order to identification afterwards.Meanwhile legal taxi is given Surveillance center 5 with the data transmission of big-dipper satellite 3 emissions, managerial personnel will carry out verification of data to the car plate that captures this moment, because stored the characteristic information of all legal taxi car plates in the database, so need be in these legal car plates one only less than just analyzing the car plate that collects 1 second, if and the Data Matching in the database, then to compare to the car plate of collection point and the car plate of Big Dipper location, if position consistency, then be judged to be legal taxi, turn back to the video acquisition step, continue collection vehicle information.Otherwise, then being judged to be fake-licensed car, supervisory control comuter 10 will give the alarm, and sends analysis result then near the sub-control point 6 the collection point, and fake-licensed car is implemented to intercept accordingly.
Claims (7)
1, a kind of taxi wireless video monitoring system based on the big-dipper satellite positioning system, comprise: video information collection point, wireless transmitting system, Surveillance center and Big Dipper receiver, it is characterized in that: described video information collection point comprises the camera and first Video Codec, camera is responsible for taking passing taxi, by first Video Codec video analog signal that collects is converted into digital signal, and sends to described Surveillance center through described wireless transmitting system by the built-in wireless network card of first Video Codec; Described wireless transmitting system is responsible for the information of each video information collection point is sent to described Surveillance center, and described Surveillance center is sent to each sub-control point to the information after the car plate identification; Described Surveillance center comprises one second Video Codec and supervisory control comuter, after receiving the digital video signal of collection point, second Video Codec is converted to visual simulating signal to it, computing machine is caught automatically to the taxi license plate number, thereby processing is discerned, compared to the locating information in conjunction with big-dipper satellite, and analysis result is sent near each collection point sub-control point; Described Big Dipper receiver is installed on each legal taxi, calculate the current location of vehicle according to the satellite information of receiving, the vehicle-carrying communication controller extracts needed Position, Velocity and Time information from the signal of Big Dipper receiver output, form packet in conjunction with information such as testing vehicle registers, mail to described Surveillance center by described wireless transmitting system then.
2, the taxi wireless video monitoring system based on the big-dipper satellite positioning system according to claim 1, it is characterized in that, this supervisory system also comprises a database, and this databases has the various information of all legal taxis, the video data and the satellite data of each collection point.
3, the taxi wireless video monitoring system based on the big-dipper satellite positioning system according to claim 1 is characterized in that, described supervisory control comuter connects wireless network by built-in wireless network card, receives or send data.
4, the taxi wireless video monitoring system based on the big-dipper satellite positioning system according to claim 1 is characterized in that, described supervisory control comuter is monitored the position of legal taxi in real time by built-in electronic chart according to satellite data.
5, the taxi wireless video monitoring system based on the big-dipper satellite positioning system according to claim 1 is characterized in that, the capure card of described supervisory control comuter by inside carries out car plate to the video of receiving and catch automatically.
6, a kind of taxi wireless video monitoring method based on the big-dipper satellite positioning system is characterized in that, comprises the steps:
A, supervisory control comuter start input manager personal information;
B, supervisory control comuter generate the connection request of a wireless network, connect the Video Codec of video acquisition point by wireless transmitting system;
C, the Information Monitoring of video acquisition point, and by Video Codec vision signal is converted to digital signal and passes to Surveillance center, meanwhile, legal taxi calculates the information that big-dipper satellite sends, and then positional information is transferred to Surveillance center;
D, supervisory control comuter are discerned car plate after receiving the data and satellite data of collection point;
E, Surveillance center pass near the collection point sub-control point to recognition result, thereby allow relevant department that illegal vehicles such as fake-licensed car are implemented to intercept.
7, the taxi wireless video monitoring method based on the big-dipper satellite positioning system according to claim 6 is characterized in that, described Surveillance center can carry out alarm to the fake-licensed car that identifies.
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Cited By (13)
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| CN101900818A (en) * | 2010-07-21 | 2010-12-01 | 福建星海通信科技有限公司 | Beidou satellite communication device having voice call function |
| CN102426786A (en) * | 2011-11-15 | 2012-04-25 | 无锡港湾网络科技有限公司 | Intelligent video analyzing system and method for automatically identifying fake plate vehicle |
| CN102567933A (en) * | 2011-12-06 | 2012-07-11 | 姚唐仁 | System and method for identifying illegal taxies |
| CN102867417A (en) * | 2012-09-25 | 2013-01-09 | 苏州苏迪智能系统有限公司 | Taxi anti-forgery system and taxi anti-forgery method |
| CN103208183A (en) * | 2013-04-03 | 2013-07-17 | 昆明联诚科技有限公司 | Vehicle video data mining method for traffic violation evidence obtaining |
| CN104036633A (en) * | 2013-03-05 | 2014-09-10 | 陕西北斗恒通信息科技有限公司 | Taxi detection system and taxi information data acquisition method |
| CN104504909A (en) * | 2015-01-20 | 2015-04-08 | 赵立 | Method for searching illegal vehicle with counterfeited license plate |
| CN105046977A (en) * | 2015-08-20 | 2015-11-11 | 成都众孚理想科技有限公司 | Taxi-monitoring mobile terminal monitoring wristwatch for intelligent traffic |
| CN105046973A (en) * | 2015-08-20 | 2015-11-11 | 成都众孚理想科技有限公司 | Taxi-monitoring system for intelligent traffic |
| CN107705576A (en) * | 2017-10-16 | 2018-02-16 | 深圳依偎控股有限公司 | Vehicle fake-license detection method, server and storage medium |
| CN109345833A (en) * | 2018-11-26 | 2019-02-15 | 中国联合网络通信集团有限公司 | Intelligent license-plate of vehicle, vehicles management method and device |
| CN109413379A (en) * | 2018-08-27 | 2019-03-01 | 中国人民解放军海军工程大学 | A kind of intelligent aviation anti-terrorism monitoring method and system based on Big Dipper short message |
| CN111445701A (en) * | 2019-11-02 | 2020-07-24 | 泰州市海陵区一马商务信息咨询有限公司 | Taxi violation information big data registration system and method |
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2008
- 2008-12-09 CN CN2008102296512A patent/CN101430826B/en not_active Expired - Fee Related
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| CN101900818A (en) * | 2010-07-21 | 2010-12-01 | 福建星海通信科技有限公司 | Beidou satellite communication device having voice call function |
| CN102426786A (en) * | 2011-11-15 | 2012-04-25 | 无锡港湾网络科技有限公司 | Intelligent video analyzing system and method for automatically identifying fake plate vehicle |
| CN102426786B (en) * | 2011-11-15 | 2014-02-12 | 无锡港湾网络科技有限公司 | Intelligent video analyzing system and method for automatically identifying fake plate vehicle |
| CN102567933A (en) * | 2011-12-06 | 2012-07-11 | 姚唐仁 | System and method for identifying illegal taxies |
| CN102867417A (en) * | 2012-09-25 | 2013-01-09 | 苏州苏迪智能系统有限公司 | Taxi anti-forgery system and taxi anti-forgery method |
| CN102867417B (en) * | 2012-09-25 | 2014-12-17 | 苏州苏迪智能系统有限公司 | Taxi anti-forgery system and taxi anti-forgery method |
| CN104036633A (en) * | 2013-03-05 | 2014-09-10 | 陕西北斗恒通信息科技有限公司 | Taxi detection system and taxi information data acquisition method |
| CN103208183A (en) * | 2013-04-03 | 2013-07-17 | 昆明联诚科技有限公司 | Vehicle video data mining method for traffic violation evidence obtaining |
| CN104504909A (en) * | 2015-01-20 | 2015-04-08 | 赵立 | Method for searching illegal vehicle with counterfeited license plate |
| CN105046973A (en) * | 2015-08-20 | 2015-11-11 | 成都众孚理想科技有限公司 | Taxi-monitoring system for intelligent traffic |
| CN106600974A (en) * | 2015-08-20 | 2017-04-26 | 陈国栋 | Mobile terminal monitoring watch and intelligent traffic taxi monitoring system |
| CN106530742A (en) * | 2015-08-20 | 2017-03-22 | 陈国栋 | Intelligent traffic taxi monitoring system and mobile terminal monitoring watch |
| CN106530741A (en) * | 2015-08-20 | 2017-03-22 | 陈国栋 | Mobile terminal monitoring watch used for checking fake plate taxi and monitoring system thereof |
| CN106600972A (en) * | 2015-08-20 | 2017-04-26 | 陈国栋 | A mobile terminal monitoring wristwatch for investigating fake-license-plate taxies and a work method of a monitoring system |
| CN106600973A (en) * | 2015-08-20 | 2017-04-26 | 陈国栋 | Mobile terminal monitoring wristwatch and working method of intelligent transportation taxi monitoring system |
| CN106600971A (en) * | 2015-08-20 | 2017-04-26 | 陈国栋 | Mobile terminal monitoring watch and working method of monitoring system |
| CN105046977A (en) * | 2015-08-20 | 2015-11-11 | 成都众孚理想科技有限公司 | Taxi-monitoring mobile terminal monitoring wristwatch for intelligent traffic |
| CN107705576A (en) * | 2017-10-16 | 2018-02-16 | 深圳依偎控股有限公司 | Vehicle fake-license detection method, server and storage medium |
| CN107705576B (en) * | 2017-10-16 | 2021-07-20 | 深圳依偎控股有限公司 | Vehicle fake plate detection method, server and storage medium |
| CN109413379A (en) * | 2018-08-27 | 2019-03-01 | 中国人民解放军海军工程大学 | A kind of intelligent aviation anti-terrorism monitoring method and system based on Big Dipper short message |
| CN109345833A (en) * | 2018-11-26 | 2019-02-15 | 中国联合网络通信集团有限公司 | Intelligent license-plate of vehicle, vehicles management method and device |
| CN109345833B (en) * | 2018-11-26 | 2021-06-18 | 中国联合网络通信集团有限公司 | Intelligent license plate and vehicle management method and device |
| CN111445701A (en) * | 2019-11-02 | 2020-07-24 | 泰州市海陵区一马商务信息咨询有限公司 | Taxi violation information big data registration system and method |
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