CN201601788U - Audio-video remote real-time vehicle monitoring system based on 3G mobile communication network - Google Patents
Audio-video remote real-time vehicle monitoring system based on 3G mobile communication network Download PDFInfo
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- CN201601788U CN201601788U CN2009203185733U CN200920318573U CN201601788U CN 201601788 U CN201601788 U CN 201601788U CN 2009203185733 U CN2009203185733 U CN 2009203185733U CN 200920318573 U CN200920318573 U CN 200920318573U CN 201601788 U CN201601788 U CN 201601788U
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Abstract
The utility model discloses an audio-video remote real-time vehicle monitoring system based on a 3G mobile communication network, which comprises a remote monitoring center, a 3G mobile communication network and a vehicular terminal. The vehicular terminal includes a GPS satellite positioning unit, a 3G wireless data transmission unit, an instruction control unit, a storage management unit and a sound and video recording unit. The remote monitoring center sends instruction data to the vehicular terminal, the instruction control unit of the vehicular terminal analyses instruction parameters, the sound and video recording unit of the vehicular terminal receives configuration information including sound and video recording mode, sound and video recording channel selection, sound and video recording parameter setup and the like of sound and video recording, and starts video and audio coding superimposed with user information, digital watermark and GPS position information, and then the vehicular terminal sends audio-video data and GPS data to the remote monitoring center, thereby realizing the purpose of remote monitoring. The vehicle monitoring system has the advantages of positioning, long-hour video and sound recordings, and remote monitoring and control.
Description
Technical field
The utility model relates to mobile communication long-range audio-video monitoring field and GPS field, specifically be meant a system that receives audio, video data that vehicle termination sends and GPS positional information and remote vehicle is monitored by the 3G mobile radio networks, make the user can grasp remote vehicle condition fast, reduce the untimely uncertain factor of bringing of message pick-up.
Background technology
Society develops more, and people will be concerned about more to self environmentAL safety of living in, also will be urgent more to the demand of video monitoring system.The technological means of uses advanced, the contingent intrusion behavior of warning in certain area coverage is in time caught and is write down coherent video, determines place of alarm simultaneously the warning that takes place, these all are the video monitoring system parts of exhibiting one's skill to the full.Now, industries such as city bus, long-distance passenger transportation, traffic administration, fortune political affairs are enforced the law, bank escorts, demand to Vehicular video monitoring system is vigorous day by day, especially the application of 3G communication makes the long distance wireless of big data on flows transmit convenient, based on this technology, Active Eyes will enlarge application.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, the real-time monitoring vehicle of a kind of audio and video remote based on 3G mobile communications network system is provided, be based on 3G mobile communications network and GPS location technology, by car-mounted terminal audio, video data and GPS positional information are sent to remote monitoring center, thereby realize purpose the real-time monitoring of remote vehicle.
The technical scheme that its technical problem that solves the utility model adopts is: the real-time monitoring vehicle of a kind of audio and video remote based on 3G mobile communications network system comprises:
One remote monitoring center;
One 3G mobile communications network; And
One car-mounted terminal carries out bi-directional data by the 3G mobile communications network between this car-mounted terminal and the remote monitoring center and transmits;
Wherein, this car-mounted terminal comprises:
One gps satellite positioning unit receives the GPS positional information from gps satellite;
One 3G wireless data transmission unit is used to connect the 3G mobile communications network, realizes that the double-direction radio data transmit;
One instruction control unit carries out analyzing and processing to input signal, the output control signal;
One memory management unit stores data are organized;
One video and audio recording unit is provided with the video recording record type according to control command, selects the video recording recording channel, and video formats, resolution, frame per second, code check are set; And start the audio/video coding passage, and H.264 the raw image data that gets access to be encoded, primary voice data is carried out the ADPCM coding, and the information of stack time, the number-plate number, car speed;
The 3G wireless data transmission unit is connected with the 3G mobile communications network, the control command that 3G wireless data transmission unit receiving remote Surveillance center passes down by the 3G mobile communications network, the 3G wireless data transmission unit is uploaded the audio, video data and the gps data of car-mounted terminal to remote monitoring center by the 3G mobile communications network; 3G wireless data transmission unit and instruction control unit is connected, and the 3G wireless data transmission unit sends to instruction control unit with the control command that remote monitoring center passes down, and the information that instruction control unit is uploaded is sent to remote monitoring center; The output of gps satellite positioning unit is connected with memory management unit, and the gps satellite positioning unit deposits the GPS information of gathering in the memory management unit in; Instruction control unit is connected with memory management unit, and instruction control unit will need to preserve data and deposit in the memory management unit and the data that will need to extract take out from memory management unit; Instruction control unit is connected with the video and audio recording unit, and instruction control unit is to the control command of video and audio recording unit transmission after resolving; The video and audio recording unit is connected with memory management unit, and the video and audio recording unit deposits audio, video data in the memory management unit in; The video and audio recording unit is connected with the 3G wireless data transmission unit, and the video and audio recording unit is uploaded to remote monitoring center with audio, video data and gps data by the 3G wireless data transmission unit.
The real-time monitoring vehicle of a kind of audio and video remote of the present utility model system based on the 3G mobile communications network, in monitor procedure:
The gps satellite positioning unit of car-mounted terminal receives the GPS position signalling of current vehicle, and the data after will handling send to the memory management unit of car-mounted terminal, is preserved by the memory management unit of car-mounted terminal;
Remote monitoring center sends the audio-video monitoring instruction that comprises resolution, code check, frame per second, passage setting, mobile image monitoring and video monitoring duration to car-mounted terminal;
The 3G wireless data transmission unit receiving remote Surveillance center of car-mounted terminal instructs by the audio-video monitoring that the 3G mobile communications network is sent, and this audio-video monitoring instruction is sent to the instruction control unit of car-mounted terminal;
The instruction control unit of car-mounted terminal is resolved described audio-video monitoring instruction, and the audio-video monitoring director data after will resolving sends to the video recording recording unit of car-mounted terminal, according to the audio-video monitoring director data video recording record type is set by video recording recording unit, selects the video recording recording channel and video formats, resolution, frame per second, code check are set;
The video recording recording unit starting audio/video coding passage of car-mounted terminal, H.264, the raw image data that gets access to is encoded, primary voice data is carried out the ADPCM coding, and obtain audio, video data after stack time, the number-plate number, digital watermarking, GPS positional information, then audio, video data is sent to the memory management unit of car-mounted terminal and the 3G wireless data transmission unit of car-mounted terminal respectively;
The memory management unit of car-mounted terminal is carried out storage administration to audio, video data;
The 3G wireless data transmission unit of car-mounted terminal sends to remote monitoring center with audio, video data by the 3G mobile communications network, audio, video data is handled and demonstration in real time by remote monitoring center.
The real-time monitoring vehicle of a kind of audio and video remote of the present utility model system based on the 3G mobile communications network, when remote monitoring center was transferred audio, video data that the memory management unit of car-mounted terminal preserves and carried out process that playback shows, this process comprised:
Remote monitoring center sends to car-mounted terminal and transfers the audio, video data instruction;
The 3G wireless data transmission unit receiving remote Surveillance center of car-mounted terminal instructs by the audio, video data of transferring that the 3G mobile communications network is sent, and this is transferred the instruction control unit that the audio, video data instruction sends to car-mounted terminal;
The instruction control unit of car-mounted terminal is transferred audio, video data instruction and is handled described, from the memory management unit of car-mounted terminal, transfer the audio, video data that meets command request, and this audio, video data is sent to the 3G wireless data transmission unit of car-mounted terminal;
The 3G wireless data transmission unit of car-mounted terminal sends to remote monitoring center with audio, video data by the 3G mobile communications network, audio, video data is handled and the playback demonstration by remote monitoring center.
The real-time monitoring vehicle of a kind of audio and video remote based on the 3G mobile communications network of the present utility model system, carry out audio, video data comprising as follows in the process of storage administration in the memory management unit of car-mounted terminal:
In the vehicle ' process, the memory management unit audio, video data of recording after the cell processing of will recording a video is stored in the SD card;
In the SD card, create four storage directories of chn0 ~ chn3 respectively according to the video recording recording channel;
After starting coding pass, under corresponding storage directory, create a video file and an index file simultaneously, name according to video recording record type, file creation date, time, video formats, resolution, code check, frame per second respectively;
Immediately write video file after obtaining one-frame video data at every turn, increase simultaneously an index node in the indexed file, write down time that this frame of video obtains, whether be a frame and the side-play amount in video file;
When carrying out the recording of long continuously recording, file of storage in per 30 minutes;
When vehicle stopped, the data file in the scanning SD card under the storage directory was created storage directory according to the video recording record type in the filename, file creation date in portable hard drive;
Data file copies in the SD card under the corresponding storage directory, with the name of document creation time, is created the listed files on a same day in the portable hard drive simultaneously;
After having copied a video file, in listed files, increase a node at every turn, write down standard, resolution, code check, frame per second, time started, concluding time and the file size of this video.
The real-time monitoring vehicle of a kind of audio and video remote based on the 3G mobile communications network of the present utility model system has the function of location, long-time video recording, recording, telemonitoring and control.
The beneficial effects of the utility model are, owing to adopted remote monitoring center, 3G mobile communications network and car-mounted terminal constitute based on the real-time monitoring vehicle of the audio and video remote of 3G mobile communications network system, and be to carry out bi-directional data by the 3G mobile communications network to transmit between this car-mounted terminal and the remote monitoring center, this car-mounted terminal then comprises the gps satellite positioning unit, the 3G wireless data transmission unit, instruction control unit, memory management unit and video and audio recording unit, remote monitoring center sends director data to car-mounted terminal, the instruction control unit of car-mounted terminal carries out order parameter and resolves, the video and audio recording unit of car-mounted terminal receives the configuration information of video and audio recording, comprise the video recording record type, the video recording recording channel is selected and the video recording recording parameter is provided with etc., start video then, speech coding, and stack user profile, digital watermarking, the GPS positional information, send audio, video data and gps data to remote monitoring center by car-mounted terminal then, thereby realized the purpose of remote monitoring.The utility model obtains remote vehicle condition with can making user's quicklook, avoided because information is obtained many uncertain factors of incuring loss through delay and causing, and for the foundation that field conditions provides prestige of science is accurately understood by law enforcement agency, warn and contain occurring in Che Nei and criminal offence on every side, make the people's property and personal safety obtain better guarantee.
Below in conjunction with drawings and Examples the utility model is described in further detail; But the real-time monitoring vehicle of a kind of audio and video remote based on the 3G mobile communications network of the present utility model system is not limited to embodiment.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Embodiment, shown in accompanying drawing, the real-time monitoring vehicle of a kind of audio and video remote of the present utility model system based on the 3G mobile communications network, this system comprises remote monitoring center 3, car-mounted terminal 1 and 3G mobile communications network 2; Realize that by 3G mobile communications network 2 data transmit between remote monitoring center 3 and the car-mounted terminal 1.
Car-mounted terminal 1 comprises gps satellite positioning unit 11,3G wireless data transmission unit 12, instruction control unit 13, video recording recording unit 15 and memory management unit 14;
Gps satellite positioning unit 11: be used for the GPS position signalling that receives is handled, and the data after will handling send to memory management unit, make car-mounted terminal can preserve the record that travels of vehicle;
3G wireless data transmission unit 12: being used for car-mounted terminal and remote monitoring center, to carry out wireless data mutual, can receive instruction from remote monitoring center, perhaps sends real-time audio and video and gps data to remote monitoring center;
Instruction control unit 13: comprise the director data of resolution, code check, frame per second, passage setting, mobile image monitoring and video monitoring duration from 12 receptions of 3G wireless data transmission unit, and resolve;
Video recording recording unit 15: the director data from instruction control unit 13 receives after resolving, the video recording record type is set, select the video recording recording channel, video formats, resolution, frame per second, code check are set; Start the audio/video coding passage, H.264 the raw image data that gets access to is encoded, primary voice data is carried out the ADPCM coding, and information such as stack time, the number-plate number, car speed, and it is authentic and valid to guarantee data to add digital watermarking;
Memory management unit 14: data are carried out storage administration;
3G wireless data transmission unit 12 is connected with 3G mobile communications network 2, the control command that 3G wireless data transmission unit 12 receiving remote Surveillance center 3 pass for 2 times by the 3G mobile communications network, 3G wireless data transmission unit 12 is uploaded the audio, video data and the gps data of car-mounted terminal to remote monitoring center 3 by 3G mobile communications network 2; 3G wireless data transmission unit 12 and instruction control units 13 are connected, 3G wireless data transmission unit 12 sends to instruction control unit 13 with the control command that remote monitoring center passes for 3 times, and the information that instruction control unit 13 is uploaded is sent to remote monitoring center 3; The output of gps satellite positioning unit 11 is connected with memory management unit 14, and gps satellite positioning unit 11 deposits the GPS information of gathering in the memory management unit 14 in; Instruction control unit 13 is connected with memory management unit 14, and instruction control unit 13 will need to preserve data and deposit in the memory management unit 14 and the data that will need to extract take out from memory management unit 14; Instruction control unit 13 is connected with video and audio recording unit 15, the control command that instruction control unit 13 sends after resolving to video and audio recording unit 15; Video and audio recording unit 15 is connected with memory management unit 14, and video and audio recording unit 15 deposits audio, video data in the memory management unit 14 in; Video and audio recording unit 15 is connected with 3G wireless data transmission unit 12, and video and audio recording unit 15 is uploaded to remote monitoring center 3 with audio, video data and gps data by 3G wireless data transmission unit 12.
The real-time monitoring vehicle of a kind of audio and video remote of the present utility model system based on the 3G mobile communications network, in monitor procedure:
The gps satellite positioning unit 11 of car-mounted terminal receives the GPS position signalling of current vehicle, and the data after will handling send to the memory management unit 14 of car-mounted terminal, is preserved by the memory management unit 14 of car-mounted terminal; Car-mounted terminal is after working on power, and gps satellite positioning unit 11 is promptly started working, and per second receives a gps signal, and the data after will handling send to memory management unit 14, calls for the video recording unit 15 of recording;
Remote monitoring center 3 sends the audio-video monitoring instruction that comprises resolution, code check, frame per second, passage setting, mobile image monitoring and video monitoring duration to car-mounted terminal 1; In the remote monitoring center system, the communication protocol according to formulating between Surveillance center 3 and the car-mounted terminal 1 issues control command by 3G mobile communications network 2 to car-mounted terminal 1;
The 3G wireless data transmission unit 12 receiving remote Surveillance center 3 of car-mounted terminal instruct by the audio-video monitoring that 3G mobile communications network 2 is sent, and this audio-video monitoring instruction are sent to the instruction control unit 13 of car-mounted terminal;
13 pairs of described audio-video monitoring instructions of the instruction control unit of car-mounted terminal are resolved, and the audio-video monitoring director data after will resolving sends to the video recording recording unit 15 of car-mounted terminal, according to the audio-video monitoring director data video recording record type is set by video recording recording unit 15, selects the video recording recording channel and video formats, resolution, frame per second, code check are set; After the instruction control unit 13 of car-mounted terminal receives director data by 3G wireless data transmission unit 12, extract configuration parameter according to communication protocol, comprise video recording record type (start video recording recording report to the police video recording recording), video recording recording channel (0 ~ 3), video formats (PAL NTSC), resolution (QCIF CIF HD1 D1), frame per second (1 ~ 30 frame second), code check (16K ~ 2M bit second); The configuration parameter that video recording recording unit 15 bases are obtained carries out corresponding setting;
The video recording recording unit 15 of car-mounted terminal starts the audio/video coding passage, H.264, the raw image data that gets access to is encoded, primary voice data is carried out the ADPCM coding, and obtain audio, video data after stack time, the number-plate number, digital watermarking, GPS positional information, then audio, video data is sent to the memory management unit 14 of car-mounted terminal and the 3G wireless data transmission unit 12 of car-mounted terminal respectively; Video recording recording unit 15 starts the audio/video coding passage, audio frequency is supported 0 ~ 3 four road coding at most simultaneously, video is supported 0 ~ 7 eight road coding at most simultaneously, and wherein 0,2,4,6 passages are used for local stored video data, and 1,3,5,7 passages are used for the wireless transmission video data; H.264, coding pass is encoded to the raw image data that gets access to, and primary voice data is carried out the ADPCM coding, stack user profile and GPS information, and carry out watermark processing;
14 pairs of audio, video datas of the memory management unit of car-mounted terminal carry out storage administration;
The 3G wireless data transmission unit 12 of car-mounted terminal sends to remote monitoring center 3 with audio, video data by 3G mobile communications network 2, is handled and demonstration in real time by 3 pairs of audio, video datas of remote monitoring center.
The real-time monitoring vehicle of a kind of audio and video remote based on the 3G mobile communications network of the present utility model system transfers audio, video data that the memory management unit 14 of car-mounted terminal preserved at remote monitoring center 3 and carries out in the process that playback shows, and this process comprises:
Remote monitoring center 3 sends to car-mounted terminal 1 and transfers the audio, video data instruction;
The 3G wireless data transmission unit 12 receiving remote Surveillance center 3 of car-mounted terminal instruct by the audio, video data of transferring that 3G mobile communications network 2 is sent, and this is transferred the instruction control unit 13 that the audio, video data instruction sends to car-mounted terminal;
13 pairs of the instruction control units of car-mounted terminal are described to be transferred the audio, video data instruction and handles, from the memory management unit 14 of car-mounted terminal, transfer the audio, video data that meets command request, and this audio, video data is sent to the 3G wireless data transmission unit 12 of car-mounted terminal;
The 3G wireless data transmission unit 12 of car-mounted terminal sends to remote monitoring center 3 with audio, video data by 3G mobile communications network 2, is handled and the playback demonstration by 3 pairs of audio, video datas of remote monitoring center.
The real-time monitoring vehicle of a kind of audio and video remote based on the 3G mobile communications network of the present utility model system, carry out comprising as follows in the process of storage administration at 14 pairs of audio, video datas of memory management unit of car-mounted terminal:
In the vehicle ' process, memory management unit 14 audio, video data of recording unit 15 after handling of will recording a video is stored in the SD card;
In the SD card, create four storage directories of chn0 ~ chn3 respectively according to the video recording recording channel;
After starting coding pass, under corresponding storage directory, create a video file and an index file simultaneously, name according to video recording record type, file creation date, time, video formats, resolution, code check, frame per second respectively; As: AlARM-2009-04-20-08:30:00-0-1-16000-25.h264 and AlARM-2009-04-20-08:30:00-0-1-16000-25.index, represent the Phase Alternation Line system that 8 o'clock mornings of 2009 on April 20, recorded in 30 minutes respectively, the CIF form, the 16K bit second, 25 frames warning video and the index of second;
Immediately write video file after obtaining one-frame video data at every turn, increase simultaneously an index node in the indexed file, write down time that this frame of video obtains, whether be a frame and the side-play amount in video file;
When carrying out the recording of long continuously recording, file of storage in per 30 minutes;
When vehicle stopped, the data file in the scanning SD card under the storage directory was created storage directory according to the video recording record type in the filename, file creation date in portable hard drive; As the file of describing among the A2 need Make Path into " AlARM 2009 04 20 " storage directory;
Data file copies in the SD card under the corresponding storage directory, with the name of document creation time, is created the listed files on a same day in the portable hard drive simultaneously; In portable hard drive, be stored as 08:30:00.h264 and 08:30:00.index as the file of describing among the A2.Create the listed files VideoFileList on a same day simultaneously;
After having copied a video file, in listed files, increase a node at every turn, write down standard, resolution, code check, frame per second, time started, concluding time and the file size of this video.
The real-time monitoring vehicle of a kind of audio and video remote based on the 3G mobile communications network of the present utility model system has the function of location, long-time video recording, recording, telemonitoring and control.
The real-time monitoring vehicle of a kind of audio and video remote of the present utility model system based on the 3G mobile communications network, during monitoring in real time, each passage reads frame data, adds identification informations such as channel number according to communication protocol, and forming a packet carries out wireless transmission by the 3G mobile communications network; When the passage frame per second was inconsistent, synchronization was not that each passage all has data, so that each packet is not all to comprise four frame image datas.During data that transmitting locally is preserved, at first need all to copy to the data in the SD card in the portable hard drive, find corresponding storage directory according to video recording recording channel, video recording record type and date then, relatively obtain the particular location of desired data again according to temporal information and listed files and index file, and transmit by wireless network.
The foregoing description only is used for further specifying the real-time monitoring vehicle of a kind of audio and video remote based on the 3G mobile communications network of the present utility model system; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection range of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (1)
1. the real-time monitoring vehicle of the audio and video remote based on 3G mobile communications network system is characterized in that: comprising:
One remote monitoring center;
One 3G mobile communications network; And
One car-mounted terminal carries out bi-directional data by the 3G mobile communications network between this car-mounted terminal and the remote monitoring center and transmits;
Wherein,
This car-mounted terminal comprises:
One gps satellite positioning unit receives the GPS positional information from gps satellite;
One 3G wireless data transmission unit connects the 3G mobile communications network, realizes that the double-direction radio data transmit;
One instruction control unit carries out analyzing and processing to input signal, the output control signal;
One memory management unit stores data are organized;
One video and audio recording unit is provided with the video recording record type according to control command, selects the video recording recording channel, and video formats, resolution, frame per second, code check are set; And start the audio/video coding passage, and H.264 the raw image data that gets access to be encoded, primary voice data is carried out the ADPCM coding, and the information of stack time, the number-plate number, car speed;
The 3G wireless data transmission unit is connected with the 3G mobile communications network, the control command that 3G wireless data transmission unit receiving remote Surveillance center passes down by the 3G mobile communications network, the 3G wireless data transmission unit is uploaded the audio, video data and the gps data of car-mounted terminal to remote monitoring center by the 3G mobile communications network; 3G wireless data transmission unit and instruction control unit is connected, and the 3G wireless data transmission unit sends to instruction control unit with the control command that remote monitoring center passes down, and the information that instruction control unit is uploaded is sent to remote monitoring center; The output of gps satellite positioning unit is connected with memory management unit, and the gps satellite positioning unit deposits the GPS information of gathering in the memory management unit in; Instruction control unit is connected with memory management unit, and instruction control unit will need to preserve data and deposit in the memory management unit and the data that will need to extract take out from memory management unit; Instruction control unit is connected with the video and audio recording unit, and instruction control unit is to the control command of video and audio recording unit transmission after resolving; The video and audio recording unit is connected with memory management unit, and the video and audio recording unit deposits audio, video data in the memory management unit in; The video and audio recording unit is connected with the 3G wireless data transmission unit, and the video and audio recording unit is uploaded to remote monitoring center with audio, video data and gps data by the 3G wireless data transmission unit.
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| CN2009203185733U CN201601788U (en) | 2009-12-25 | 2009-12-25 | Audio-video remote real-time vehicle monitoring system based on 3G mobile communication network |
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| CN2009203185733U CN201601788U (en) | 2009-12-25 | 2009-12-25 | Audio-video remote real-time vehicle monitoring system based on 3G mobile communication network |
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