CN202261823U - Vehicle/single-soldier type data transmission device possessing GPS, WIFI and 3G functions - Google Patents
Vehicle/single-soldier type data transmission device possessing GPS, WIFI and 3G functions Download PDFInfo
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- CN202261823U CN202261823U CN2011201985962U CN201120198596U CN202261823U CN 202261823 U CN202261823 U CN 202261823U CN 2011201985962 U CN2011201985962 U CN 2011201985962U CN 201120198596 U CN201120198596 U CN 201120198596U CN 202261823 U CN202261823 U CN 202261823U
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Abstract
The utility model relates to a vehicle/single-soldier type data transmission device possessing the GPS, WIFI and 3G functions. The vehicle/single-soldier type data transmission device includes an infrared high definition image acquisition module, an audio acquisition module, a PC/AV digital-to-analog acquisition module, an analog-to-digital conversion module, a data compression coding module, a 3G wireless transmission module, a WIFI wireless access module, a self-powered module, a GPSPU module, a GPS positioning module, an A-GPS positioning module, a geographic information system, and a display screen system. The vehicle/single-soldier type data transmission device can acquire the audio information and the video information of a rescue scene, access to the Internet via a public wireless 3G network or the WIFI wireless access function, transmit the acquired audio and video information to remote command centers at different levels, realize the precise position navigation of the vehicles and the personnel, and realize the real-time monitoring and command of the remote command centers at different levels to the on-site rescue.
Description
Technical field
The utility model relates to a kind of data transmission device, the particularly a kind of vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function that can realize that far-end command centres at different levels monitor in real time on-the-spot rescue and command.
Background technology
In the prior art, on-the-spot rescue personnel normally carries out rescue according to the instruction that far-end command centres at different levels send, and the information that far-end command centres at different levels need depend on on-the-spot rescue personnel to be provided is made a strategic decision.And rescue gear of the prior art exists following technological deficiency: 1, on-the-spot rescue personnel can not send it back far-end command centres at different levels with the various information in scene accurately and timely; To such an extent as to far-end command centres at different levels can not promptly make counte-rplan.2, on-the-spot rescue personnel's positional information can't initiatively be known in far-end command centres at different levels, promptly can not be to on-the-spot rescue personnel position precision navigation, and more can not the on-the-spot rescue personnel of real-time tracking.
The utility model content
To the deficiency that exists in the prior art; The purpose of the utility model is to provide a kind of can gather rescue on-the-spot audio-frequency information and video information; And be linked in the Internet through the public wireless 3G network or through the WIFI wireless access function; The audio/video information that collects is sent to far-end command centres at different levels place; And can realize vehicle and personnel positions precision navigation function, realize that far-end command centres at different levels are to the real-time monitoring of on-the-spot rescue and the commander's vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function.
The technical scheme of the utility model be achieved in that have GPS, vehicle-mounted/individual soldier's formula data transmission device of WIFI and 3G function; Comprise infrared high-definition image acquisition module; The audio collection module, PC/AV digital-to-analogue acquisition module, analog-to-digital conversion module; The data compression coding module, 3G wireless transport module, WIFI radio access module, self-powered module, GPSPU module, GPS locating module, A-GPS locating module, GIS-Geographic Information System and display screen system; The output of the output of the output of said infrared high-definition image acquisition module, said audio collection module and said PC/AV digital-to-analogue acquisition module is connected with the input of said analog-to-digital conversion module respectively; The output of said analog-to-digital conversion module is connected with the input of said data compression coding module; The output of said data compression coding module is connected with the input of said 3G wireless transport module and said WIFI radio access module; The output of said GPS locating module and said A-GPS locating module is connected with the input of said GPSPU module and said GIS-Geographic Information System respectively; The output of said GPSPU module is connected with the input of said 3G wireless transport module and said WIFI radio access module respectively, and the output of said GIS-Geographic Information System is connected with the input of said display screen system; The electric current output of said self-powered module is connected with the electric current input of said infrared high-definition image acquisition module, said audio collection module, said PC/AV digital-to-analogue acquisition module, said analog-to-digital conversion module, said data compression coding module, said 3G wireless transport module, said WIFI radio access module, said GPSPU module, said GPS locating module, said A-GPS locating module and said display screen system respectively.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, the input of said audio collection module is connected with the audio collection Peripheral Interface.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, the input of said PC/AV digital-to-analogue acquisition module is connected with the AV standard interface.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, said self-powered module is connected with the power supply control interface.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, said 3G wireless transport module is connected with 3G SIM slot with wave point respectively.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, said self-powered module has high-performance lithium battery pack, overload protecting circuit and current protecting circuit.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, said self-powered module is connected with the power supply control interface.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, said self-powered module has high-performance lithium battery pack, overload protecting circuit and current protecting circuit.
Above-mentioned vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function, said self-powered module is connected with the power supply control interface.
The beneficial effect of the utility model is: the vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function of the utility model can be realized the acquisition function of one road high-definition image and voice messaging; And be linked in the Internet through the public wireless 3G network or through the WIFI wireless access function, the audio/video information that collects is sent to far-end command centres at different levels place.Simultaneously also can directly connect PC terminal operation platform, the ongoing autoexec of PC terminal operation platform is carried out data acquisition, and directly information is sent to far-end end at different levels command centre place through 3G network or WIFI wireless access function.The utility model has also combined GPS, A-GPS navigation system and GIS (GIS-Geographic Information System); Can realize vehicle and personnel positions precision navigation function; High-performance GPSPU module that is equipped with and middle control navigation system; But make command centre's real-time tracking task vehicle and personnel's position, rate travel, information such as height.Live video, audio-frequency information; PC terminal operation platform digital information; Vehicle, personnel GPS information are uploaded in the Internet through 3G wireless public network or WIFI wireless access function, thereby have realized that far-end command centres at different levels are to the real-time monitoring of on-the-spot rescue and commander's task.
Description of drawings
Fig. 1 is the structural representation that the utlity model has vehicle-mounted/individual soldier's formula data transmission device of GPS, WIFI and 3G function.
Among the figure: the infrared high-definition image acquisition module of 1-, 2-audio collection module, 3-PC/AV digital-to-analogue acquisition module, 4-analog-to-digital conversion module, 5-data compression coding module; The 6-3G wireless transport module, 7-self-powered module, 8-audio collection Peripheral Interface, 9-AV standard interface; 10-power supply control interface, 11-wave point, 12-3G SIM slot, 13-high-performance lithium battery pack; The 14-overload protecting circuit, 15-current protecting circuit, 16-WIFI radio access module, 17-GPSPU module; The 18-GPS locating module, 19-GIS-Geographic Information System, 20-display screen system, 21-A-GPS locating module.
Embodiment
In conjunction with accompanying drawing the utility model is done further explanation:
Vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function of present embodiment comprises infrared high-definition image acquisition module 1; Audio collection module 2; PC/AV digital-to-analogue acquisition module 3; Analog-to-digital conversion module 4, data compression coding module 5,3G wireless transport module 6, WIFI radio access module 16, self-powered module 7, GPSPU module 17, GPS locating module 18, A-GPS locating module 21, GIS-Geographic Information System 19 and display screen system 20; The output of the output of the output of said infrared high-definition image acquisition module 1, said audio collection module 2 and said PC/AV digital-to-analogue acquisition module 3 is connected with the input of said analog-to-digital conversion module 4 respectively; The output of said analog-to-digital conversion module 4 is connected with the input of said data compression coding module 5; The output of said data compression coding module 5 is connected with the input of said 3G wireless transport module 6 and said WIFI radio access module 16; The output of said GPS locating module 18 and said A-GPS locating module 21 is connected with the input of said GPSPU module 17 and said GIS-Geographic Information System 19 respectively; The output of said GPSPU module 17 is connected with the input of said 3G wireless transport module 6 and said WIFI radio access module 16 respectively, and the output of said GIS-Geographic Information System 19 is connected with the input of said display screen system 20; The output of the electric current of said self-powered module 7 is connected with the electric current input of said infrared high-definition image acquisition module 1, said audio collection module 2, said PC/AV digital-to-analogue acquisition module 3, said analog-to-digital conversion module 4, said data compression coding module 5, said 3G wireless transport module 6, said WIFI radio access module 16, said GPSPU module 17, said GPS locating module 18, said A-GPS locating module 19 and said display screen system 20 respectively.The input of said audio collection module 2 is connected with audio collection Peripheral Interface 8, for meeting 3.5 o'clock COBBAIFs of international standard, and can be directly and the interconnection of the peripheral hardware audio collecting device of each class standard.Said self-powered module 7 is connected with power supply control interface 10.Said 3G wireless transport module 6 is connected with 3G SIM slot 12 with wave point 11 respectively.In said 3G SIM slot 12, insert the 3G SIM, need not manual dialup, said 3G wireless transport module 6 will be accomplished dial feature automatically, and in public network, hew out the 3G transmission channel of specializing in user's use, and link is unimpeded during with the guarantee information communication.
Said infrared high-definition image acquisition module 1 adopts advanced in the world 420TV Line high definition Infrared video image collecting device, need not to join in addition external image collecting device, just can under the environment of visible light or dark, collect scene image information clearly.The high definition infrared video acquisition camera advantages of small volume that is adopted, pixel are up to 300,000 (dpi), and under the environment of dark, infrared light supply will be opened automatically, to guarantee the definition of images acquired.And video camera and infrared lamp angle are reasonably combined, have avoided the middle dim spot of images acquired, and bright all around situation occurs.Its whole aluminium alloy Seal Design that adopts, preceding camera point adopts the double glazing sealing, has avoided the generation of red quick-fried picture.Said infrared high-definition image acquisition module 1 is gathered the video information at scene in real time; And convert digital signal into through said analog-to-digital conversion module 4 and output to said data compression coding module 5 and carry out compressed encoding; Output to said 3G wireless transport module 6 or said WIFI radio access module 16 then, thereby video information is linked in the Internet through the public wireless 3G network or through the WIFI wireless access function.Said audio collection module 2 is reserved with 3.5 o'clock COBBAIFs of international standard; Can be directly and the interconnection of the peripheral hardware audio collecting device of each class standard; The audio-frequency information at scene is gathered in real time; And convert digital signal into through said analog-to-digital conversion module 4 and output to said data compression coding module 5 and carry out compressed encoding; Output to said 3G wireless transport module 6 or said WIFI radio access module 16 then, thereby audio-frequency information is linked in the Internet through the public wireless 3G network or through the WIFI wireless access function.Through receiver, demodulating and decoding software is reduced into Voice & Video information again.Thereby solved the full duplex voice communication problem of backstage remote monitor scene photo information and far-end commander and field rescue.
Said PC/AV digital-to-analogue acquisition module 3 can be realized the 3G/WIFI message transmission of PC terminal operation platform display display frame synchronous real-time; Its input is connected with AV standard interface 9; Can directly be connected with on-the-spot PC terminal operation platform; With picture displayed and sound batch processing language part synchronous acquisition in the on-the-spot PC terminal operation platform display screen; Convert analog signal into through said PC/AV digital-to-analogue acquisition module 3 and output to said analog-to-digital conversion module 4; And convert digital signal into and output to said data compression coding module 5 and carry out compressed encoding, through said 3G wireless transport module 6 or WIFI radio access module 17 display frame and acoustic information on the on-the-spot PC terminal operation platform are sent in the public internet network in real time then, and through backstage receiver and demodulating and decoding software; Be reduced into original image and acoustic information and be shown on the far-end PC, realize that the remote PC information processing platform in backstage and the on-the-spot PC information processing platform look screen monitoring and audio monitoring function synchronously.
Said PC/AV digital-to-analogue acquisition module 3 has adopted advanced in the world 3D digital comb filter, and any input pattern (still CVBS input of Y+C input) is all equally clear; Accurate YUV TO RGB transition matrix, the colour reproduction degree is accurate; Expansion of digital black level and brightness enhancement process technology make the picture level more abundant, and distinctive three-dimensional adaptive dynamics compensation circuits makes the motion picture that collects smooth more.Said PC/AV digital-to-analogue acquisition module 3 is also supported the hot plug function, need not to cut off the electricity supply can accomplish and the linking and information communication of PC terminal operation platform, and is easy to use, quick.
Owing to take advanced analog-to-digital conversion module 4 and data compression coding module 5, guarantee audio/video information 3G/WIFI wireless transmission quality.Said data compression coding module 5 has adopted advanced MPEG4H.264 Image Compression, and it is low to make image information wrap in the network communication transmission course error rate; Behind the digital terminal equipment information reverting; Image can reach 25 frames, and D1 image quality, resolution are 1024 * 768; The image quality definition is high, and continuity is good.Dual-mode is adopted in speech communication, and uses MP3 compressed format, and the voice transfer distortion rate is low, and the conversation continuity is good, and speech quality is high.
Said self-powered module 7 inside have been equipped with high-performance lithium battery pack 13, but continuous operation need not externally fed more than 5 hours, and are easy to operate, easy to use.And the power supply link of said self-powered module 7 also has overload protecting circuit 14 and current protecting circuit 15, thereby makes it have overload protection and current protecting function; Can make the vehicle-mounted/individual soldier's formula data transmission device working stability with GPS, WIFI and 3G function of present embodiment reliable, increase the service life, can guarantee that also the user is safe in utilization.
The autonomous switching of high performance 3G wireless transport module 6 and WIFI radio access module 16 guarantees the unimpeded of the network information, and safety is reliable.Through external 3G online draw-in groove, the wireless WIFI AM access module 16 of built-in international standard, the user can independently be switched 3G wireless transmission and WIFI wireless transmission function according to using on-the-spot wireless environment, and reliable with the guarantee information transmission link stablized safety.During the transmission of use 3G wireless public network, only need to insert the 3G SIM, need not manual dialup, 3G wireless transport module 6 will be accomplished dial feature automatically, and in public network, hew out the 3G transmission channel of specializing in user's use, and link is unimpeded during with the guarantee information communication.Because the 3G wireless network is covering the whole world basically at present, communication bandwidth can reach more than the 1.5M, and signal strength signal intensity is big; Stability is high; The information mutual communication between the 2 communication points adopts advanced wireless 3G message transmission mode, as long as all can be realized in any one corner, the whole world under NodeB covers.Therefore; Vehicle-mounted/individual soldier's formula data transmission device with GPS, WIFI and 3G function of present embodiment can be realized the collection in worksite function of audio frequency, video, and through the public wireless 3G network with the audio-frequency information that collects and video information synchronized transmission to public network; Simultaneously; Also can directly connect PC terminal operation platform; The ongoing autoexec of on-the-spot PC terminal operation platform is passed through said 3G wireless transport module 6 synchronized transmissions in public 3G network; Through the 3G radio receiving terminal, accomplish the overlength distance communication function of Voice & Video information or on-the-spot PC terminal operation platform PC/AV signal; Thereby realize that background information receives, remote on-site supervision.When using the WIFI wireless access function, only need the open wireless function of surfing the Net, system will look for all wireless networks that can insert automatically, and after the coupling safety certification, equipment will be linked in the public wireless network automatically.The high bandwidth of 54M has guaranteed the fluency of image, voice, data information transfer.When terminal operation platform and this device were in same network area, the terminal PC just can directly receive audio frequency and video and the PC data message that this device is gathered through corresponding commander's monitoring software.If terminal operation platform and this device distance are far away; When being in the heterogeneous networks zone; Only need in the consolidated network zone at this device place, to set up the message pick-up server; Server is forwarded to the audio frequency and video and the PC information of this device collection in the Internet, and the far-end information processing terminals at different levels are connected on the server through commander's monitoring software, thereby realizes that command centre is to existing control and command and information mutual communication.This device can use 3G or two kinds of network communication modes of WIFI, realizes the collection and the synchronous wireless transmission function of on-the-spot audio/video information and PC processor information, thereby realizes that background information receives the task of overlength distance on-site supervision.Two kinds of wireless communication modes backup each other, and no matter are under the scope that NodeB covers, or under the scope that the WIFI WAP covers, all can guarantee disaster assistance on-site wireless reliable information transmission and communication for command task.
This device can be realized the acquisition function of one road high-definition image and voice messaging, and is linked in the Internet through the public wireless 3G network or through the WIFI wireless access function, and the audio/video information that collects is sent to far-end command centres at different levels place.This device also can directly connect PC terminal operation platform simultaneously, and the ongoing autoexec of PC terminal operation platform is carried out data acquisition, and directly through 3G network or WIFI wireless access function information is sent to far-end end at different levels command centre place.This device has also combined GPS, A-GPS navigation system and GIS (GIS-Geographic Information System); Can realize vehicle and personnel positions precision navigation function; High-performance GPSPU module that is equipped with and middle control navigation system; But make command centre's real-time tracking task vehicle and personnel's position, rate travel, information such as height.Live video, audio-frequency information; PC terminal operation platform digital information; Vehicle, personnel GPS information are uploaded in the Internet through 3G wireless public network or WIFI wireless access function, thereby have realized that far-end command centres at different levels are to the real-time monitoring of on-the-spot rescue and commander's task.
Owing to have said GPS locating module 18 of satellite and A-GPS locating module 21; No matter the user is vehicle or personnel; Only need to open the GPS function, this device will be sought satellite automatically, when receiver acquisition behind the satellite-signal of following the tracks of; Just can measure the pseudorange of reception antenna to satellite and the rate of change of distance, demodulate data such as satellite orbit parameter.According to these data, the little process computer in the receiver just can position calculating by the positioning calculation method, calculate the longitude and latitude of user geographic location, highly, information such as speed, time offers the user.GPS has the positioning accuracy height, the characteristics (the unit positioning accuracy is superior to 10m, and 20KM only needs 15-20 minute with interior relative static immobilization) that observation time is short.Be under the environment that can't receive satellite-signal as the user, this device also can adopt the A-GPS navigation feature, promptly uses 3G to get online without being tethered to a cable, and carries out rough navigation feature through base station and network.Said A-GPS module 21 receives the GPS primary signal according to supplementary; Restituted signal after receiving the GPS primary signal; Calculate the pseudorange that this installs satellite; And will arrive the position server through Network Transmission for information about, location server is accomplished the GPS information processing from the supplementary of other positioning equipments according to GPS pseudorange information that transmits and GPS map, and estimates the position of this device.The time that A-GPS catches gps signal first generally only needs several seconds, and general position error is about 100 meters.Guaranteed no matter the user is under satellite-signal covers, or the NodeB signal covers down, all can location navigation data accurately be provided to the user.
Not only built-in said GPS locating module 18 also is equipped with the GPSPU microprocessor, and it reads position output from the recipient of GPS, and the information of current format is deposited in the memory of mainboard.GPSPU has black box function, sustainably the positional information of registration of vehicle and storing in the memory of mainboard.The record of data can be set to adapt to different needs with the frequency of record.Because of should fixing memory being a curing internal memory, even the GPSPU system is under the situation of permanent nothing electricity.It is good protected data also.Be recorded in positional information in the GPSPU memory and generally comprise vehicle or staff's identity recognition number, date, time, latitude, longitude, speed, GPS state etc., more than all kinds of digital informations 3G wireless transport module 6 that also can be equipped with through this device or the WIFI radio access module 16 command centre place that be sent to far-end.
Command centre is on the operating platform that the information monitoring management software is installed, and combination corresponding geographical information system 19 can capture all vehicles and field personnel's corresponding information, completion monitoring and management role.A control centre can operate a plurality of communication networks simultaneously, comes a plurality of fleets are managed.Control centre provides optional client server setting, and the SQL database of a management usefulness can also be provided, and comprises the information such as position, driver of identification, the vehicle of kind, the vehicle of group, vehicle.
If the keeper of control centre needs or carried out automatic setting, positional information will be transferred to control centre through communication network.After upgrading positional information, control centre will handle these information and show the digitized electronic chart of vehicle location.And the surrounding environment map of improvement can also be provided in electronic chart.
Control centre can manage and its movement locus of demonstration on electronic chart vehicle.All information of importing into will be recorded in the SQL database of control centre, so that search in the future, show and analysis.The operator of control centre can immediate inquiring GPSPU module 17 state or the positional information of record, and can control the basic function of GPSPU module 17, and the ancillary equipment of periphery, user-friendly,
In addition, present embodiment uses simply to be design principle to adopt advanced in the world sucker structure design concept with quick for installation, makes this equipment possess stronger adsorption capacity.When setting up wireless communication networks out of doors, need not fixed installation temporarily, can this equipment directly be adsorbed on the metal object, or the car body top get final product, absorption is firm, and it is convenient to load and unload.The outdoor omnidirectional antenna that this equipment was equipped with is furnished with spring pedestal, no matter during vehicle ', or wind and rain weather, antenna is connected firmly, not frangible.The design of the folding handle of metal makes things convenient for carrying of user.The anti-formula LCD that shatters; But high out of doors bright ring border or indoor dark surrounds equal definition of showing of guarantee information down no matter; The use of damping spring and anti-vibration protected film; Make that no matter LCD is all to be difficult for splitting at environment abominable and vibration, to guarantee user security, uses reliably.
Claims (7)
1. vehicle-mounted/individual soldier's formula the data transmission device that has GPS, WIFI and 3G function; It is characterized in that; Comprise infrared high-definition image acquisition module (1); Audio collection module (2), PC/AV digital-to-analogue acquisition module (3), analog-to-digital conversion module (4); Data compression coding module (5), 3G wireless transport module (6), WIFI radio access module (16), self-powered module (7), GPSPU module (17), GPS locating module (18), A-GPS locating module (21), GIS-Geographic Information System (19) and display screen system (20); The output of the output of the output of said infrared high-definition image acquisition module (1), said audio collection module (2) and said PC/AV digital-to-analogue acquisition module (3) is connected with the input of said analog-to-digital conversion module (4) respectively; The output of said analog-to-digital conversion module (4) is connected with the input of said data compression coding module (5); The output of said data compression coding module (5) is connected with the input of said 3G wireless transport module (6) with said WIFI radio access module (16) respectively; The output of said GPS locating module (18) and said A-GPS locating module (21) is connected with the input of said GPSPU module (17) with said GIS-Geographic Information System (19) respectively; The output of said GPSPU module (17) is connected with the input of said 3G wireless transport module (6) with said WIFI radio access module (16) respectively, and the output of said GIS-Geographic Information System (19) is connected with the input of said display screen system (20); The output of the electric current of said self-powered module (7) respectively with said infrared high-definition image acquisition module (1); Said audio collection module (2); Said PC/AV digital-to-analogue acquisition module (3); Said analog-to-digital conversion module (4); Said data compression coding module (5); Said 3G wireless transport module (6); Said WIFI radio access module (16); Said GPSPU module (17); Said GPS locating module (18); The electric current input of said A-GPS locating module (19) and said display screen system (20) is connected.
2. vehicle-mounted/individual soldier's formula the data transmission device with GPS, WIFI and 3G function according to claim 1 is characterized in that the input of said audio collection module (2) is connected with audio collection Peripheral Interface (8).
3. vehicle-mounted/individual soldier's formula the data transmission device with GPS, WIFI and 3G function according to claim 1 is characterized in that the input of said PC/AV digital-to-analogue acquisition module (3) is connected with AV standard interface (9).
4. according to the arbitrary described vehicle-mounted/individual soldier's formula data transmission device of claim 1-3, it is characterized in that said self-powered module (7) is connected with power supply control interface (10) with GPS, WIFI and 3G function.
5. vehicle-mounted/individual soldier's formula the data transmission device with GPS, WIFI and 3G function according to claim 4 is characterized in that said 3G wireless transport module (6) is connected with 3G SIM slot (12) with wave point (11) respectively.
6. vehicle-mounted/individual soldier's formula the data transmission device with GPS, WIFI and 3G function according to claim 5 is characterized in that said self-powered module (7) has high-performance lithium battery pack (13), overload protecting circuit (14) and current protecting circuit (15).
7. vehicle-mounted/individual soldier's formula the data transmission device with GPS, WIFI and 3G function according to claim 6 is characterized in that said self-powered module (7) is connected with power supply control interface (10).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011201985962U CN202261823U (en) | 2011-06-14 | 2011-06-14 | Vehicle/single-soldier type data transmission device possessing GPS, WIFI and 3G functions |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011201985962U CN202261823U (en) | 2011-06-14 | 2011-06-14 | Vehicle/single-soldier type data transmission device possessing GPS, WIFI and 3G functions |
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| CN102785604A (en) * | 2012-07-25 | 2012-11-21 | 上海思快电子科技有限公司 | 3G video/audio emergency integrated command system |
| CN102970336A (en) * | 2012-10-30 | 2013-03-13 | 天津七一二通信广播有限公司 | Wireless voice monitoring method of railway engineering operation |
| CN103121424A (en) * | 2013-02-04 | 2013-05-29 | 深圳市保千里电子有限公司 | Device and switching method for switching automobile navigation system and night vision system mutually |
| CN103860338A (en) * | 2014-02-10 | 2014-06-18 | 同济大学附属第十人民医院 | Digitized ambulance |
| CN104270685A (en) * | 2014-10-17 | 2015-01-07 | 阿纳克斯（苏州）轨道系统有限公司 | Method for transmitting multimedia signals in tramcar |
| CN105100731A (en) * | 2015-08-24 | 2015-11-25 | 浙江宇视科技有限公司 | Mobile center of mobile video surveillancesystem and mobile video surveillance method |
| CN106114334A (en) * | 2016-08-19 | 2016-11-16 | 天津市高速公路管理处 | A kind of Emergency Command Vehicle |
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| CN107135106A (en) * | 2017-05-22 | 2017-09-05 | 成都宏软科技实业有限公司 | A kind of vehicle-mounted Wi Fi management systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102785604A (en) * | 2012-07-25 | 2012-11-21 | 上海思快电子科技有限公司 | 3G video/audio emergency integrated command system |
| CN102970336A (en) * | 2012-10-30 | 2013-03-13 | 天津七一二通信广播有限公司 | Wireless voice monitoring method of railway engineering operation |
| CN103121424A (en) * | 2013-02-04 | 2013-05-29 | 深圳市保千里电子有限公司 | Device and switching method for switching automobile navigation system and night vision system mutually |
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