CN104079891A - Police body worn camera based on wireless network and cloud platform and data transmission method thereof - Google Patents
Police body worn camera based on wireless network and cloud platform and data transmission method thereof Download PDFInfo
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Abstract
Provided are a police body worn camera based on a wireless network and a cloud platform and a data transmission method thereof. The police body worn camera comprises a master control module, a power supply management module, a video acquisition module, an audio acquisition module, a storage module, a display module, a power amplifier module, a talkback module and a communication management module. The police body worn camera can record video data with GPS position identifications automatically, has the functions of automatic acquisition, archiving and storage of data and is quite safe, convenient and fast to use, and law enforcement officers do not need to carry out information gathering, information verification and information management manually.
Description
Technical field
The present invention relates to a kind of law-enforcing recorder and data transmission method thereof based on wireless network and cloud platform.
Background technology
Along with the fast development of China's economy, comprehensively the carrying out of Chinese legal system construction, regulating the law enforcement, enforce the law in a civilized manner and enforcing the law justly of all kinds of law enfrocement officials becomes the basic demand of police service troop.Simultaneously, current law-enforcing environment is increasingly sophisticated, the people is more and more higher to the police service troop desired value that regulates the law enforcement, enforce the law in a civilized manner, regulate the law enforcement and enforce the law justly for effectively supervising law enforcement people, the evidence that effectively the management enforces the law personnel exist or produce in enforcing law, promotes the use of electronic equipment enforcing law is carried out to digitized record, and having become is the inevitable choice of basic public security traffic, for ease of describing, the present invention adopts i.e. " law-enforcing recorder " of current title to this kind equipment." law-enforcing recorder " claims again police law-enforcing recorder or on-site law-enforcing recorder.Integrate digital vedio recording, digital photographing, intercommunication transmitter function, can be to carrying out dynamic, static field condition digitized record in enforcing law, be convenient to public security cadres and police's use of enforcing the law in various environment.
But current law-enforcing recorder, in order to store a large amount of audio, video datas, must configure larger memory space, and ubiquity volume is excessive, the problem too high, standby is shorter of dispelling the heat.Meanwhile, the electronic evidence that law-enforcing recorder is shot with video-corder, needs Subscriber Unit to assign special messenger to collect and manage conventionally, also more complicated of the file of data, and often there will be law enfrocement official to forget file or file the situation appearance of losing.Artificial Data Collection way to manage has not only taken a large amount of artificial time, and the fail safe of data evidence and integrality are also difficult to ensure simultaneously.In addition, the data evidence of each grass-roots unit, due to regional limits, often disperses to store, and also can only disperse to carry out while causing inquiring about.Therefore, current " law-enforcing recorder " only solved the problem of enforcing law being carried out to datumization record, and how a large amount of law enforcement data of shooting with video-corder every day carry out highly effective gathering; How numerous law enforcement data can be by the police service office query calls easily of zones of different different stage.These problems, in the situation that " law-enforcing recorder " got more and more outfit, loom large all the more.
There are at present indivedual patents to propose to set up electronics acquisition system, need to design special acquisition workstation (or host computer), user must be connected to law-enforcing recorder in acquisition workstation and electronic data could be uploaded and be put under the uniform management by USB or similar interface.How can allow law-enforcing recorder automatically upload electronic data, reduce the law enfrocement official's of basic unit workload, promote the efficiency of data acquisition, be the problem that the present invention wants emphasis to solve.
Summary of the invention
The object of the invention is to, a kind of safe and reliable law-enforcing recorder based on wireless network and cloud platform is provided, a kind of data transmission method is provided simultaneously.
for the scheme of dealing with problems
To achieve these goals, the invention provides a kind of law-enforcing recorder based on wireless network and cloud platform, comprising:
Main control module, for the treatment of the data of described law-enforcing recorder modules and the intercommunication mutually of intermodule;
Power management module, for powering and carry out power management to described law-enforcing recorder, described power management module is connected with described main control module, comprises rechargeable battery and battery charging module;
Video acquisition module, is connected with described main control module, for gathering video;
Audio collection module, is connected with described main control module, for gathering audio frequency;
Memory module, is connected with described main control module, for storing law enforcement data, the voice data collecting, video data;
Display module, is connected with described main control module, for displaying contents;
Power amplifier module, is connected with described main control module, for output sound;
Intercommunication module, is connected with described main control module, for the call between law-enforcing recorder;
Communication management module, is connected with described main control module, for interconnection network, carries out transfer of data.
Preferably, law-enforcing recorder also comprises the USB controller being connected with described main control module, and described USB controller is for communicating and transfer of data with outside.
Preferably, described in law-enforcing recorder, video acquisition module comprises infrared night vision lens, high sensitivity photo-sensitive cell, infrared supplementary lighting module;
Described audio collection module comprises video recording pick-up, recording pick-up;
Described memory module comprises local storage, expansion card interface;
Described power amplifier module comprises power amplifier, audio output port and/or loud speaker;
Described intercommunication module comprises the signal transmitting receiving element, modulating and demodulating signal unit, the signal processing unit that connect successively;
Described communication management module comprises bluetooth unit, WLAN unit, mobile comm unit, A-GPS unit.
The present invention provides a kind of law-enforcing recorder data transmission method simultaneously, comprises the steps:
Step S100, main control module calls communication management module, detects signal of communication, and if signal strength signal intensity is lower than preset value, main control module calls memory module, is stored in law enforcement data in described memory module; As signal strength signal intensity is not less than preset value, the data upload of enforcing the law application request, the general acquiescence of selection priority of signal strength signal intensity is WLAN signal, mobile communication signal and Bluetooth signal successively.User can be configured communication management module by the Presentation Function of display module, as adjusted input priority, opening or close related communication function, open or close GPS position writing function etc.;
Step S200, data cloud platform carries out authentication to the law-enforcing recorder of initiating data upload request;
Step S300, described law-enforcing recorder obtain authentication by instruction after, the law enforcement data that recorded are encrypted, and are uploaded to described data cloud platform;
Step S400, to enforcing the law, data are decrypted described data cloud platform, also storage of verification, return to confirmation instruction to described law-enforcing recorder simultaneously.
5, data transmission method according to claim 4, is characterized in that, further comprising the steps of after described step S400:
Step S500, described law-enforcing recorder is received and is confirmed, after instruction, described data cloud platform have been confirmed to upload successful storage data and automatically deleted.
beneficial effect
1, automatic data collection uploading, carries out manual information, Information Authentication and information management without law enfrocement official.
2, reduce the mistake artificially collecting.
3, the data loss of avoiding local memory module to damage causing.
4, avoid data manually to be deleted, distort etc.
5, reduced the restriction of local memory capacity to data, under the prerequisite of supporting at power supply, the collectable data of law-enforcing recorder are unlimited in theory.
6, reduced local memory capacity, can reduce the volume of crime scene investigation device, can improve power supply and use duration.
7, communication function can be controlled automatically, under the good prerequisite of signal, and uploading data at full speed, the in the situation that of poor signal, communication module is closed automatically, reduces system power dissipation.
8, law-enforcing recorder of the present invention can record chart has the video data of GPS station location marker, and there is automatic data collection filing storage, carry out the function of manual information, Information Authentication and information management without law enfrocement official, fool proof quick.
Brief description of the drawings
Fig. 1 is the structured flowchart of one embodiment of the invention
Fig. 2 is the schematic flow sheet of one embodiment of the invention.
Embodiment
Below the technical scheme in the invention embodiment is clearly and completely described, obviously, described embodiment is only the invention part embodiment, instead of whole embodiment.Based on the embodiment in the invention, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the invention protection.
Along with the high speed development of mobile Internet, the construction to data network has been strengthened in each large telecom operation commercial city, 4G network begins to take shape, 4G network has the high bandwidth of 100M per second, under the prerequisite that has the network coverage, law-enforcing recorder recorded data can be uploaded to cloud server in real time.In the situation that network signal is poor, law-enforcing recorder temporarily retains picture concerned in the machine, once signal is stronger, automatically uploads to cloud platform.
As shown in Figure 1, the major function of law-enforcing recorder is as follows, emphasis of the present invention has increased intercommunication module, communication module and A-GPS locating module newly in traditional law-enforcing recorder, increased cloud storage platform newly simultaneously, the data of law-enforcing recorder can upload to cloud storage platform automatically by communication network like this, be convenient to the automatic management level of data, greatly reduce people and be and fail to report, delete that the situation of data occurs, the safety of the data of guaranteeing to enforce the law.
Main control module comprises processor chips and operating system etc., and data that can fast processing modules and mutual communication make the stable operation fast of recorder.
Power management module comprises recharge-able battery and the related elements discharging and recharging.
Video acquisition module comprises with the infrared lens of night vision function, high sensitivity photo-sensitive cell, infrared supplementary lighting module etc.
Audio collection module comprises video recording pick-up and recording pick-up etc.
USB interface changes and looks into for the additions and deletions of related data.
Memory module, for the storage of audio, video data, comprises expansion card interface simultaneously, can connect extension storage card.
Display module is for the displaying of related content.
Power amplifier module comprises power amplifier and loud speaker, can export related sound.
Intercommunication module comprises signal transmitting, reception, modulation /demodulation, signal processing etc., for supporting the INCOM intercom of different recorders.
Communication management module comprises bluetooth, WLAN and mobile communication function and A-GPS positioning function, can connect Bluetooth wireless earphone by bluetooth, with WLAN and mobile communication connection mobile internet, carry out the transmission of data, GPS locating module is for carrying out the quick location of crime scene investigation device.
As shown in Figure 2, a kind of law-enforcing recorder data transmission method, mainly comprises:
Law enfrocement official carries out video and audio record by video acquisition module, the audio collection module of law-enforcing recorder to the scene of enforcing the law, and related data is stored in the memory module of law-enforcing recorder.
The correlation function of the main control module calls communication module of law-enforcing recorder, judges whether place, current place has enough mobile communication signals, and signal can comprise the mobile communication signals such as WLAN signal and 3G/4G herein.If signal deficiency, leaves data in local memory module all the time, in the time of local memory space inadequate, inform user of service by display module.If signal of communication abundance, main control module starts calling data transfer function.
First data-transformation facility carries out system authentication, by authenticate+password code of MAC authentication mode, allows specific law-enforcing recorder can be connected to by wireless network the electronic evidence cloud storage platform of appointment.If failed authentication, informs user of service by display module.Network firewall need to guarantee that data transfer request is true and reliable.
After system authentication is passed through, log-on data transmission, the data of memory module are first carried out MD5 data encryption by main control module, and the source of formation MD5 fingerprint, transfer of data need to be supported multiple encryption algorithms, then by FTP mode, the data after encrypting and source MD5 fingerprint is uploaded to the cloud storage platform of assigned ip.The data of uploading can comprise the material upload time, GPS address, data place, other relevant informations such as material upload crime scene investigation device ID.
Cloud storage platform is decrypted the data of uploading, and the data of having uploaded are formed to target MD5 fingerprint again, target MD5 fingerprint and source MD5 fingerprint are compared, fingerprint mates and completely by after the checking of other data integrities, cloud storage platform is uploaded successful information to law-enforcing recorder feedback electronic evidence, the main control module of law-enforcing recorder is received after this information, the relevant information of depositing in the memory module of recorder is deleted automatically.
Data management personnel can login cloud storage platform and carry out the management of related data.
This programme supports law-enforcing recorder to carry out the automatic collection of the interior intercommunication of cluster and GPS position simultaneously.
The above; it is only the embodiment of the invention; but the protection range of the invention is not limited to this; any be familiar with those skilled in the art the invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in the protection range of the invention.Therefore, the protection range of the invention should described be as the criterion with the protection range of claim.
Claims (7)
1. the law-enforcing recorder based on wireless network and cloud platform, is characterized in that, comprising:
Main control module, for the treatment of the data of described law-enforcing recorder modules and the intercommunication mutually of intermodule;
Power management module, for powering and carry out power management to described law-enforcing recorder, described power management module is connected with described main control module, comprises rechargeable battery and battery charging module;
Video acquisition module, is connected with described main control module, for gathering video;
Audio collection module, is connected with described main control module, for gathering audio frequency;
Memory module, is connected with described main control module, for storing law enforcement data, the voice data collecting, video data;
Display module, is connected with described main control module, for displaying contents;
Power amplifier module, is connected with described main control module, for output sound;
Intercommunication module, is connected with described main control module, for the call between law-enforcing recorder;
Communication management module, is connected with described main control module, for interconnection network, carries out transfer of data.
2. law-enforcing recorder according to claim 1, is characterized in that, also comprises the USB controller being connected with described main control module, and described USB controller is for communicating and transfer of data with outside.
3. law-enforcing recorder according to claim 1, is characterized in that,
Described video acquisition module comprises infrared night vision lens, high sensitivity photo-sensitive cell, infrared supplementary lighting module;
Described audio collection module comprises video recording pick-up, recording pick-up;
Described memory module comprises local storage, expansion card interface;
Described power amplifier module comprises power amplifier, audio output port and/or loud speaker;
Described intercommunication module comprises the signal transmitting receiving element, modulating and demodulating signal unit, the signal processing unit that connect successively;
Described communication management module comprises bluetooth unit, WLAN unit, mobile comm unit, A-GPS unit.
4. a law-enforcing recorder data transmission method, is characterized in that, comprises the steps:
Step S100, main control module calls communication management module, detects signal of communication; If signal strength signal intensity is lower than preset value, main control module calls memory module, is stored in law enforcement data in described memory module; As signal strength signal intensity is not less than preset value, to the data upload application request of enforcing the law of data cloud platform;
Step S200, data cloud platform carries out authentication to the law-enforcing recorder of initiating data upload request;
Step S300, described law-enforcing recorder obtain authentication by instruction after, the law enforcement data that recorded are encrypted, and are uploaded to described data cloud platform;
Step S400, to enforcing the law, data are decrypted described data cloud platform, also storage of verification, return to confirmation instruction to described law-enforcing recorder.
5. data transmission method according to claim 4, is characterized in that, further comprising the steps of after described step S400:
Step S500, described law-enforcing recorder is received and is confirmed, after instruction, described data cloud platform have been confirmed to upload successful storage data and deleted.
6. data transmission method according to claim 4, is characterized in that, described main control module calls communication management module detects signal of communication, comprises the following steps:
Call signal precedence information, successively detection signal.
7. data transmission method according to claim 6, is characterized in that, described priority class of traffic information order is WLAN signal, mobile communication signal and Bluetooth signal.
The general acquiescence of selection priority of signal strength signal intensity is WLAN signal, mobile communication signal, Bluetooth signal successively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410335092.9A CN104079891A (en) | 2014-07-14 | 2014-07-14 | Police body worn camera based on wireless network and cloud platform and data transmission method thereof |
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| CN201410335092.9A CN104079891A (en) | 2014-07-14 | 2014-07-14 | Police body worn camera based on wireless network and cloud platform and data transmission method thereof |
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| CN105141868A (en) * | 2015-07-28 | 2015-12-09 | 北京奇虎科技有限公司 | Video data protection system and security protection and transmission methods for each concerned end |
| CN105578011A (en) * | 2015-12-28 | 2016-05-11 | 四川中科腾信科技有限公司 | Smart enforcement recording terminal |
| CN105578010A (en) * | 2015-12-28 | 2016-05-11 | 四川中科腾信科技有限公司 | On-site law enforcement recording terminal for thievery prevention |
| CN105634565A (en) * | 2016-03-16 | 2016-06-01 | 深圳清华大学研究院 | Tailless site recording device and system |
| CN106488102A (en) * | 2016-12-01 | 2017-03-08 | 武汉广联在线科技有限公司 | Law enforcement record system based on smart mobile phone and law enforcement record data retransmission method |
| CN107277408A (en) * | 2017-06-23 | 2017-10-20 | 成都合能智发科技有限公司 | Crime scene investigation device control method and system |
| WO2018086334A1 (en) * | 2016-11-10 | 2018-05-17 | 深圳国人通信股份有限公司 | Method for monitoring moving target and monitoring terminal thereof |
| CN108683890A (en) * | 2018-07-25 | 2018-10-19 | 广东九联科技股份有限公司 | A kind of law-enforcing recorder data transmission system and its method using 5G networks |
| CN109005180A (en) * | 2018-08-10 | 2018-12-14 | 福州安佳智电子科技有限公司 | A kind of micro moving evidence obtaining black box subsystem |
| WO2019000131A1 (en) * | 2017-06-25 | 2019-01-03 | 深圳市秀趣品牌文化传播有限公司 | Dynamically encrypted e-commerce data transmission method |
| CN109657618A (en) * | 2018-12-20 | 2019-04-19 | 高新兴国迈科技有限公司 | A kind of fingerprint recognition law-enforcing recorder |
| CN112532752A (en) * | 2021-02-09 | 2021-03-19 | 北京声智科技有限公司 | Data uploading method and device, electronic equipment and computer readable storage medium |
| CN113452958A (en) * | 2021-03-25 | 2021-09-28 | 深圳警圣技术股份有限公司 | Recorder data transmission system adopting 5G network and method thereof |
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| CN105141868B (en) * | 2015-07-28 | 2018-09-11 | 北京奇虎科技有限公司 | Video data protects system and its involved safeguard protection respectively held, transmission method |
| CN105141868A (en) * | 2015-07-28 | 2015-12-09 | 北京奇虎科技有限公司 | Video data protection system and security protection and transmission methods for each concerned end |
| CN105578011A (en) * | 2015-12-28 | 2016-05-11 | 四川中科腾信科技有限公司 | Smart enforcement recording terminal |
| CN105578010A (en) * | 2015-12-28 | 2016-05-11 | 四川中科腾信科技有限公司 | On-site law enforcement recording terminal for thievery prevention |
| CN105634565A (en) * | 2016-03-16 | 2016-06-01 | 深圳清华大学研究院 | Tailless site recording device and system |
| WO2018086334A1 (en) * | 2016-11-10 | 2018-05-17 | 深圳国人通信股份有限公司 | Method for monitoring moving target and monitoring terminal thereof |
| CN106488102A (en) * | 2016-12-01 | 2017-03-08 | 武汉广联在线科技有限公司 | Law enforcement record system based on smart mobile phone and law enforcement record data retransmission method |
| CN107277408A (en) * | 2017-06-23 | 2017-10-20 | 成都合能智发科技有限公司 | Crime scene investigation device control method and system |
| WO2019000131A1 (en) * | 2017-06-25 | 2019-01-03 | 深圳市秀趣品牌文化传播有限公司 | Dynamically encrypted e-commerce data transmission method |
| CN108683890A (en) * | 2018-07-25 | 2018-10-19 | 广东九联科技股份有限公司 | A kind of law-enforcing recorder data transmission system and its method using 5G networks |
| CN109005180A (en) * | 2018-08-10 | 2018-12-14 | 福州安佳智电子科技有限公司 | A kind of micro moving evidence obtaining black box subsystem |
| CN109005180B (en) * | 2018-08-10 | 2021-03-09 | 福州安佳智电子科技有限公司 | Miniature movable evidence obtaining black box system |
| CN109657618A (en) * | 2018-12-20 | 2019-04-19 | 高新兴国迈科技有限公司 | A kind of fingerprint recognition law-enforcing recorder |
| CN112532752A (en) * | 2021-02-09 | 2021-03-19 | 北京声智科技有限公司 | Data uploading method and device, electronic equipment and computer readable storage medium |
| CN112532752B (en) * | 2021-02-09 | 2022-04-08 | 北京声智科技有限公司 | Data uploading method and device, electronic equipment and computer readable storage medium |
| CN113452958A (en) * | 2021-03-25 | 2021-09-28 | 深圳警圣技术股份有限公司 | Recorder data transmission system adopting 5G network and method thereof |
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Application publication date: 20141001 |