CN102685457A - Portable individual wireless audio/video transmission system - Google Patents
Portable individual wireless audio/video transmission system Download PDFInfo
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- CN102685457A CN102685457A CN2012101383238A CN201210138323A CN102685457A CN 102685457 A CN102685457 A CN 102685457A CN 2012101383238 A CN2012101383238 A CN 2012101383238A CN 201210138323 A CN201210138323 A CN 201210138323A CN 102685457 A CN102685457 A CN 102685457A
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- individual soldier
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Abstract
The invention relates to a portable individual wireless audio/video transmission system, which comprises an information acquisition device, an information processing device and a command center, wherein the information acquisition device is connected with the information processing device through a data line; and the information processing device is in wireless communication with the command center. The portable individual wireless audio/video transmission system is scientific and reasonable in design, reliable in performance, good in stability and simple and convenient to operate, can be used for shooting and synchronously transmitting video and audio information in real time, greatly increases video definition and stability, can ensure communication safety and effectively ensures that the system can acquire field data information in time, thereby making a timely and accurate judgment and giving an final instruction.
Description
Technical field
The invention belongs to field of wireless transmission, relate to ANTENNAUDIO, video transmission, especially a kind of portable individual soldier's wireless audio and video transmission system.
Background technology
Investigate in the operational commanding control system operation process the individual soldier; The individual soldier at any time demand side to environment complicated and changeable; And video or audio data transmission are arrived command headquarter, and analyzing and processing in command headquarter central authorities control sets sends to individual soldier's execution command with instruction again.At present; Individual soldier's investigation is made need carry wartime corresponding communications device and is gone to the scene, and the employing portable equipment is gathered information needed and transmitted to command headquarter, but present IMAQ and transmission system can't satisfy the requirement of real-time transmission video information; And comparatively inconvenience of video information collection; Particularly when the individual soldier moved, often the direction of uncontrollable hand-held video capture device and stability caused Information Monitoring to lag behind even disappearance easily; Influence command headquarter field data is in time understood, influence the comprehensive and comprehensive judgement ground accuracy of information gathering.
In the routine work in multiple uncertain places such as public security organs, customs, fire-fighting, traffic, electric power, oil field, mine, emergency command, waterpower, building; Or when solution of emergent event; Carry individual soldier's information gathering equipment by the related personnel and go to work such as the scene is detected, surveys, write down, rescue; Through 3G or WIFI network signal with the scene real-time audio and video information pass back to the background monitoring center immediately, promptness, the accuracy, comprehensive very important of audio/video information transmission.
Find following related patent U.S. Patent No. document through retrieval:
Point-to-multipoint mobile wireless transmission (CN 1266594); A kind of method of handling GSM; This system's support comprise point-to-multipoint-more throw (PTM-M) agreements under many different Packet Data Protocols (PDP), the transfer of data between a mobile radio station (MS) and network.The PDP data are formatd and go to format by the PDP of a child network subordinate convergence protocol (SNDCP) by data.By a protocol identifier that between network and mobile radio station, transmits PDP is discerned to SNDCP.In order to make MS can under the IDLE state, receive PTM-M, unique protocol identifier is distributed to the PTM-M transmission consistently and other identifier is dynamically distributed to other PDP by network.
The control method and the application server (CN101312554) of data wireless transmission in the field of traffic, comprise step: application server is added up each the online locomotive data that receives; The threshold values that utilization is provided with in advance compares each online locomotive data statistics, thereby dynamically adjusts the transmission of each online locomotive follow-up data.The passive reception of application server, the processing mode that simply abandons in the prior art, the application server among the present invention possesses load balance ability initiatively: according to the historical data cases of sending of locomotive, dynamically control the transmission of locomotive to data.Thus; Application server realizing to the load balancing of data; Effectively each locomotive of control sends data conditions, and the Data Control that self receives within the limit that can handle, can not caused meaningless loss of data; Because this control ability in advance of application server has also avoided taking too much wireless network resource.Corresponding with said method, the present invention also provides a kind of application server.
Wireless audio and video transmission system (CN201846431U) comprising: mobile terminal, commander's end and Radio Link; Said mobile terminal comprises: the audio/video server unit; The information acquisition unit that is connected with said audio/video server unit; Subscriber terminal unit is connected with said audio/video server unit; The first high-frequency wireless signals transmission unit; Also comprise the first low frequency wireless signal transmitting unit; First detects converting unit; Said commander's end comprises: the network terminal, and the second high-frequency wireless signals transmission unit, the second low frequency wireless signal transmitting unit is carried out the low frequency transmission of wireless signals through the said Radio Link and the first low frequency wireless signal transmitting unit; First detects converting unit, and respectively with the said network terminal, said second high-frequency wireless signals transmission unit and the said second low frequency wireless signal transmitting unit connect; Thereby the present invention adopts and a kind ofly comes the frequency of wireless signal switching to solve the difficult problem of place medium-high frequency wireless messages diffraction of many bars according to detected data flow sign indicating number.
Technology contents and present patent application through analyzing above patent application exist more different.
Summary of the invention
The objective of the invention is to overcome the weak point of prior art, provide a kind of design science rationally, dependable performance, good stability, can be used for taking in real time and portable individual soldier's wireless audio and video transmission system of transmission.
The present invention solves its technical problem and takes following technical scheme to realize:
A kind of portable individual soldier's wireless audio and video transmission system; It is characterized in that: comprise information collecting device, information processor and command centre; Information collecting device is connected with information processor through data wire, and this information processor and command centre are through radio communication, wherein:
⑴ said information collecting device comprises the helmet, video collector, individual soldier's signal converter and microphone; The video collector of scalable shooting angle is installed at middle part, helmet the place ahead; This video collector connects individual soldier's signal converter through data wire, and this individual soldier's signal converter connects microphone through data wire;
⑵ said information processor comprises that said microprocessor also is equipped with a memory through data wire microprocessor linked successively, processing signals transducer and individual soldier's signal transmission apparatus;
⑶ said command centre comprises center signal transmission equipment and terminal, and said center signal transmission equipment is connected with terminal through data wire;
⑷ between the individual soldier's signal transmission apparatus of information processor and the center signal transmission equipment of command centre is radio communication.
And said individual soldier's signal transmission apparatus adopts wireless WIFI to communicate by letter with the center signal transmission equipment.
And said video collector is a high-definition camera.
And the mounting structure of said video collector on the helmet is: be fixed with a free bearing forward in helmet front center level, a universal ball journal is installed in this free bearing, this universal ball journal front end is fixed with video collector.
And said microprocessor institute mounted memory is the SD card.
And, the receiver that connects individual soldier's signal converter also is installed on the helmet.
And said receiver is installed in both sides in the helmet.
Advantage of the present invention and good effect are:
1, simultaneously transmission of one line high-definition image, one road stereo language (or dual track voice) of this transmission system; The image voice are real-time, continuous, clear; Control command centre multichannel binary channels is observed and is commanded troops, and adopts frequency hopping, has improved the communication security of equipment greatly; Ensuring information security property all can be encrypted in all passback image, voice.
2, this transmission system is towards digitized wireless image transmission system; Adopt H.264 high-quality or MPEG-4 video code and decode technology; In high-speed motion; The video acquisition end still can steady and continuous the collection video data; Use this transmission system in 2 kilometers scope, to return high-definition video signal in real time, signal resolution has: 1080P (25 frames are the highest), 720P (25 frames are the highest), D1 (30 frames are the highest), VGA (30 frames are the highest), CIF (30 frames are the highest), and can accomplish functions such as multi-path monitoring, double-directional speech intercommunication, realization video recording/playback.
3, this transmission system applications is in extensive range, and fixed point images that application comprises between public security, People's Armed Police, inspection, medical search and rescue, traffic police, high speed traffic police, frontier defense, coast defence, fire-fighting, people's air defense, vehicle, the naval vessel and be correlated with in the vehicle naval vessel, unmanned plane operation, army's manoeuvre, forest ranger, forest fire prevention and control, news interview, sports tournament live telecast image scene live, relevant industries transmit.
4, the individual soldier of this transmission system holds and adopts the duplex voice coordinated, can realize the real time bidirectional speech talkback, is convenient to bench command, and high definition figure passes real-time situation, and situation and map, team member's coordinate position show in real time, the instant wireless image transmission that is applicable to.
5, scientific and reasonable, the dependable performance of this transmission system design, good stability, easy and simple to handle; Can be used for shooting in real time and synchronous transmission video, audio-frequency information; Increase the definition and the stability of video greatly, and can ensure communication safety, the system that effectively guarantees can in time collect field data information; Judge thereby make timely and accurately, thereby provide instruction the most always.
Description of drawings
Fig. 1 is individual soldier's helmet structure sketch map among the present invention;
Fig. 2 is for cuing open structural representation among Fig. 1;
Fig. 3 is a Circuits System block diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing and through specific embodiment the present invention is made further detailed description, following examples are descriptive, are not determinate, can not limit protection scope of the present invention with this.
Fig. 3 shows the embodiment of the invention Circuits System block diagram is provided, and for the ease of explanation, only shows the part relevant with the present invention.
A kind of portable individual soldier's wireless audio and video transmission system; As shown in Figure 3; Comprise information collecting device, information processor and command centre, information collecting device is connected with information processor through data wire, and this information processor and command centre pass through radio communication; During use, the individual soldier carries information collecting device and information processor.
The concrete structure of said information collecting device such as Fig. 1, shown in Figure 2; Comprise the helmet 3, video collector 1, individual soldier's signal converter 4 and microphone 2; The video collector of scalable shooting angle is installed at middle part, helmet the place ahead; Video collector adopts high-definition camera in the present embodiment, and this video collector is packed in the individual soldier's signal converter on the helmet through the data wire connection, and individual soldier's signal converter is packed in helmet rear portion in the present embodiment; On this individual soldier's signal converter data-interface 5 is installed; This individual soldier's signal converter also is connected with microphone through data wire, audio-frequency information that this microphone can collection site and individual soldier's voice messaging, and the audio signal that this individual soldier's signal converter collects the vision signal and the microphone of video collector collection converts the signal that microprocessor can read into and sends; Instruction for the ease of with command centre is communicated to the individual soldier; The receiver 8 that connects individual soldier's signal converter also is installed on the helmet; Individual soldier's signal converter sends the command signal convert audio signals of receiving to receiver, and in the present embodiment, receiver is installed in both sides in the helmet.
As present embodiment one preferred version; The concrete structure of individual soldier's helmet is referring to Fig. 1, Fig. 2; Be fixed with a free bearing 7 forward in helmet front center level, a universal ball journal 6 is installed in this free bearing, this universal ball journal front end is fixed with video collector; Can regulate the shooting direction of video collector easily through universal ball journal, in individual soldier's high-speed mobile, also can take continuously with the individual soldier and estimate the different on-the-spot sight of direction.
As present embodiment one preferred version; Video collector is the high-definition camera of SONY CCD D1 resolution; Cooperate microprocessor; Can be implemented in 2 kilometers the interior passback in real time of scope high-definition video signal, signal resolution has: 1080P (25 frames are the highest), 720P (25 frames are the highest), D1 (30 frames are the highest), VGA (30 frames are the highest), CIF (30 frames are the highest).
As present embodiment one preferred version, microphone is 1 road level 2Vp-p, impedance 1k Ω Mike.
Information processor comprises that this microprocessor also is equipped with a memory through data wire microprocessor linked successively, processing signals transducer and individual soldier's signal transmission apparatus, adopts the storage of SD card in the present embodiment.
During Information Monitoring; Microprocessor receives video and the audio signal that individual soldier's signal converter sends; Deposit information in built-in memory, the information after will handling simultaneously becomes and can send to command centre through the signal of radio communication transmission and by individual soldier's signal transmission apparatus through the encoding and decoding of processing signals transducer; When individual soldier's signal transmission apparatus received the instruction that command centre sends, this command information was sent to microprocessor through the processing signals transducer, and with information stores in built-in memory; When carrying out radio communication between the individual soldier, carry out radio communication between individual soldier's signal transmission apparatus.
As present embodiment one preferred version, said microprocessor adopts the DM365 chip, adopts H.264 high-quality or the MPEG-4 video code and decode technological, guarantee in individual soldier's high-speed motion the collection video data that video collector still can steady and continuous; And adopt G.711 encoding and decoding standard, support the double-directional speech intercommunication function, support audio-visual synchronization.
In the present embodiment, individual soldier's knapsack is a routine techniques, and its concrete structure repeats no more at this.
The center signal transmission equipment of command centre is connected with terminal through data wire; This terminal is the computer that general control system software is installed; This terminal comprises that it is the accessible signal of computer that the signal reforming unit can carry out encoding and decoding conversion with the signal that the center signal transmission equipment receives; And the command signal that computer sends is converted into can be by the signal of center signal transmission equipment wireless transmission; The video/audio information that the individual soldier is gathered gathers and handles, the analysis field condition, and send instruction to the individual soldier through audio transmission system.
Communicate by letter for wireless WIFI between individual soldier's signal transmission apparatus and the center signal transmission equipment; As a preferred version of present embodiment, individual soldier's signal transmission apparatus and center signal transmission equipment are all installed the 2.4G communication module, adopt the 2.4G high-frequency band to carry out radio communication; Communications band is 2.4GHz-2.4835GHz; Antijamming capability is strong, and adopts frequency hopping, improves devices communicating safety; The user can match various encryption technologies according to own needs, as: WEP, WPA-PSK (TRIP), WPA2-PSK (AES) etc., the communication security of raising equipment.
Claims (7)
1. portable individual soldier's wireless audio and video transmission system; It is characterized in that: comprise information collecting device, information processor and command centre; Information collecting device is connected with information processor through data wire, and this information processor and command centre are through radio communication, wherein:
⑴ said information collecting device comprises the helmet, video collector, individual soldier's signal converter and microphone; The video collector of scalable shooting angle is installed at middle part, helmet the place ahead; This video collector connects individual soldier's signal converter through data wire, and this individual soldier's signal converter connects microphone through data wire;
⑵ said information processor comprises that said microprocessor also is equipped with a memory through data wire microprocessor linked successively, processing signals transducer and individual soldier's signal transmission apparatus;
⑶ said command centre comprises center signal transmission equipment and terminal, and said center signal transmission equipment is connected with terminal through data wire;
⑷ between the individual soldier's signal transmission apparatus of information processor and the center signal transmission equipment of command centre is radio communication.
2. portable individual soldier's wireless audio and video transmission system according to claim 1 is characterized in that: said individual soldier's signal transmission apparatus adopts wireless WIFI to communicate by letter with the center signal transmission equipment.
3. portable individual soldier's wireless audio and video transmission system according to claim 1, it is characterized in that: said video collector is a high-definition camera.
4. portable individual soldier's wireless audio and video transmission system according to claim 1; It is characterized in that: the mounting structure of said video collector on the helmet is: be fixed with a free bearing forward in helmet front center level; One universal ball journal is installed in this free bearing, and this universal ball journal front end is fixed with video collector.
5. portable individual soldier's wireless audio and video transmission system according to claim 1 is characterized in that: said microprocessor institute mounted memory is the SD card.
6. portable individual soldier's wireless audio and video transmission system according to claim 1 is characterized in that: the receiver that connects individual soldier's signal converter also is installed on the helmet.
7. portable individual soldier's wireless audio and video transmission system according to claim 6 is characterized in that: said receiver is installed in both sides in the helmet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012101383238A CN102685457A (en) | 2012-05-08 | 2012-05-08 | Portable individual wireless audio/video transmission system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101383238A CN102685457A (en) | 2012-05-08 | 2012-05-08 | Portable individual wireless audio/video transmission system |
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| CN102685457A true CN102685457A (en) | 2012-09-19 |
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| CN2012101383238A Pending CN102685457A (en) | 2012-05-08 | 2012-05-08 | Portable individual wireless audio/video transmission system |
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Cited By (6)
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| CN103780421A (en) * | 2012-10-25 | 2014-05-07 | 北京航天长峰科技工业集团有限公司 | Large-scale activity command center design method |
| CN104159062A (en) * | 2013-05-15 | 2014-11-19 | 深圳市福智软件技术有限公司 | Goggle recording system and method |
| CN105430322A (en) * | 2016-01-22 | 2016-03-23 | 深圳市华玺科技有限公司 | Method and system for accessing video conference by unmanned aerial vehicle |
| CN108449743A (en) * | 2018-03-27 | 2018-08-24 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Individual soldier radio station near-field operations attachment device |
| CN109905676A (en) * | 2019-03-19 | 2019-06-18 | 国网黑龙江省电力有限公司哈尔滨供电公司 | Electric intelligent guards the helmet |
| CN111840855A (en) * | 2020-06-28 | 2020-10-30 | 深圳市恒升森林消防装备有限公司 | All-round intelligent emergency rescue linkage command system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103780421A (en) * | 2012-10-25 | 2014-05-07 | 北京航天长峰科技工业集团有限公司 | Large-scale activity command center design method |
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| CN109905676A (en) * | 2019-03-19 | 2019-06-18 | 国网黑龙江省电力有限公司哈尔滨供电公司 | Electric intelligent guards the helmet |
| CN111840855A (en) * | 2020-06-28 | 2020-10-30 | 深圳市恒升森林消防装备有限公司 | All-round intelligent emergency rescue linkage command system |
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Application publication date: 20120919 |