CN2802874Y - Sensor network video monitoring system - Google Patents
Sensor network video monitoring system Download PDFInfo
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- CN2802874Y CN2802874Y CN 200520112399 CN200520112399U CN2802874Y CN 2802874 Y CN2802874 Y CN 2802874Y CN 200520112399 CN200520112399 CN 200520112399 CN 200520112399 U CN200520112399 U CN 200520112399U CN 2802874 Y CN2802874 Y CN 2802874Y
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Abstract
The utility model relates to a sensor network video monitoring system which comprises sensor network alarming nodes, sensor network video monitoring alarming nodes, a master control center and a monitoring server. The utility model is characterized by the sensor network alarming nodes and the sensor network video monitoring alarming nodes; the sensor network alarming nodes are composed of a universal wireless communication device with low power consumption, and a front-end alarming sensor; the sensor network video monitoring alarming nodes are composed of a universal wireless communication module with low power consumption, an audio /video encoder, a tripod head control interface, a video recording terminal and a remote network interface. The wireless communication device with low power consumption is connected with the front-end alarming sensor through a GPIO interface, and alarming data of alarms in an area is processed politically in a local wireless network and ultimately forms alarming results so as to be submitted to the wireless sensor network video monitoring alarming nodes and finish a network alarming process once. The sensor network video monitoring alarming nodes interact with a wireless sensor safety alarming network which is composed of the wireless sensor network alarming nodes through the wireless communication device with low power consumption thereof, organize and implement the safety policy of the entire network, carry out positioning monitoring according to alarming events sensed by the wireless sensor safety alarming network, carry out the task coordination among a plurality of the sensor network video monitoring alarming nodes and automatically form coordinate monitoring to a target area.
Description
Technical field
The utility model relates to a kind of video safety monitoring system, belongs to the safety information product of electronic information field, belongs to the security monitoring field in application, relates to the distributed security supervisory control system based on wireless sensor network.
Technical background
Three phases has roughly been experienced in developing into of video monitoring system now.Before the early 1990s, mainly be closed-circuit TV monitoring system based on analog machine, be called first generation simulation monitoring system.Middle nineteen nineties, along with the raising of computer process ability and the development of video technique, people utilize the high-speed data disposal ability of computer to carry out the collection and the processing of video, utilize the high-resolution of display to realize that many pictures of image show, thereby improved picture quality greatly, this multimedia master station system based on PC is called second generation digitlization local video supervisory control system.Late nineteen nineties, along with the quick raising of the network bandwidth, computer process ability and memory capacity, and the appearance of various usable video treatment technologies, video monitoring has stepped into totally digitilized cybertimes, is called third generation Active Eyes.Third generation video monitoring system is support with the network, compression, transmission, storage and broadcast with digital video are core, the graphical analysis practical with intelligence is characteristic, caused the technological revolution of video monitoring industry, has been subjected to the great attention of academia, industrial circle and use department.The core of third generation video monitoring system is the headend equipment node that front end has Network Transmission, audio/video coding and alarm linkage function.
Present most supervisory control system front end all is to connect a plurality of alarm sensors in wired mode, is linked in the alarm host machine, and front monitoring front-end reads and control alarm host machine by universal serial bus then.Because wired access alarm sensor, wiring cost increases, in case and circuit break down, transducer will be ineffective, the blind area can appear in whole system.Existing alarm host machine is as the main frame that focuses on that inserts alarm sensor, and the integrated treatment poor performance to various alarm signals only has transfer function, does not have further to extract the function of target position information and integrated environment information, does not have intelligent.For the interlock between warning and the video, can only pass through transducer---〉alarm host machine---〉front monitoring front-end---〉monitoring server (handle by strategy, issue the interlock control command)---〉front monitoring front-end---control Yun Jinghe records etc., in case network link goes wrong between front monitoring front-end and the server, cause whole interlock to be lost efficacy, do not have the effect of distributed control.
The utility model content
Sensor network video monitoring system described in the utility model can more effectively be monitored the public domain, and under the limited conditions, analysis-by-synthesis and tracking are carried out in intrusion to the target in the public domain; Under abominable network environment, strengthen the autonomous intelligence disposal ability of front end, improve the whole system robustness; Realize the wired alarming network of expensive at present, low coverage rate is replaced in the warning in the whole zone by wireless sensor network and low layer sensor node originally, handle, realize better monitoring effect in conjunction with the front end audio frequency and video.
A kind of sensor network video monitoring system described in the utility model, it comprises sensor network warning node, sensor network video monitoring warning node, master control center and monitoring server.It is characterized in that: sensor network warning node and sensor network video monitoring warning node.
Sensor network warning node described in the utility model is made up of a general low-consumption wireless communication equipment and front end alarm sensor.The low-consumption wireless communication equipment is connected with the front end alarm by the GPIO interface, the alert data of alarm in the zone is carried out the strategy processing in local radio network, the final alarming result that forms is submitted to wireless sensor network video monitoring node, finishes the primary network alarm procedure.The nothing coding wireless data sending transceiver module that described general low-power consumption short-distance wireless transceiver module can be bluetooth module, Zigbee communication module, UWB communication module, wireless fan's frequency range or ISM band.Described front end alarm sensor is the transducer that present various security alarm uses, as Ion Smoke Sensor alarm, infrared correlation blocking type alarm, ultrasonic perception alarm, the broken perception alarm of glass, pressure perception alarm, humiture perception alarm, perception of sound alarm, displacement perception alarm, vibration perception alarm, mobile object speed alarm etc.
Sensor network video monitoring warning node described in the utility model is made up of a general low-consumption wireless communication module, audio/video coder, cloud mirror control interface, camera shooting terminal and remote network interfaces.The wireless sensor safe warning net that this node device is formed by its low-consumption wireless communication equipment and wireless sensor network warning node carries out alternately, organize and implement the security strategy of whole network, alert event according to the warning net perception positions supervision, carries out task coordinate between a plurality of sensor network video monitoring node, forms the collaborative supervision to the target area automatically.Described audio/video coder is meant that the audio, video data that camera shooting terminal is obtained carries out compressed encoding, and packed data is transferred to the video server of appointment or remote real-time access is provided by remote network interfaces; Audio/video coder adopts Philips DSP PNX1500 as audio video processor, adopt H264 compression algorithm encoded video, G729 compression algorithm coded audio uses embedded system psos to realize, peripheral video frequency processing chip uses TW2804, and the Audio Processing chip uses PCM1802.Described cloud mirror control interface is the control module with external serial interface such as RS232 or RS485, built-in The Cloud Terrace and camera lens control protocol YOULI, LILIN-1016, LILIN-820, PELCO-P, DMDYNACOLOR, HD600, JC-4116, PELCO-D WX and PELCO-D PICOP, by controlling outside The Cloud Terrace and lens decoder, control the The Cloud Terrace and the shot transition that have prefabricated point, the perception zone of each sensor alarming node of monitor area is fixed a point to monitor.Described camera shooting terminal specially refers to CCD or cmos camera, has compound terminal or BNC output, and output format is PAL or NTSC.Described remote network interfaces is 10/100M lan interfaces (RJ-45 interface), WLAN wireless lan interfaces (PCMCIA plug-in card mode), GPRS/CDMA wireless communication interface (serial port module).
Two kinds of nodes in the sensor network video monitoring system described in the utility model, directly support the variety of protocol and the technical characterictic of wireless sensor network, specialize and the practicability wireless sensor network in the security monitoring field, improved the supervisory control system architecture, improve security monitoring efficient.Its main feature is as follows:
1) finishes Alarm Communication by wireless communication technology, need not loaded down with trivial details wiring installation; And provide very strong mobility and autgmentability easily.Initiate node device is by the direct access network of agreement.
2) low power dissipation design, Capacity Management design efficiently and system call algorithm efficiently can operate under the powered battery mode equipment for a long time, efficiently, make to carry out fast and effectively safety in the temporary realm and deploy to ensure effective monitoring and control of illegal activities and become possibility;
3) the wireless Ad Hoc multihop network can be very easy to realize network interconnection, and node can Dynamic Selection arrive the communication path of general objective node, thereby improves the antijamming capability of radio communication greatly;
4) implement unified security strategy configuration between the node product, can realize intercommunication and interlock between the different warning nodes, after measuring object invasion as infrared correlation, the cooperation of other type sensor alarm detects around can soliciting according to policy configurations, and the camera monitoring system of transferring in the zone carries out fixed point monitoring and record, and forms true warning transmit and reach administrative center when reaching pre-configured secure threshold;
5) it is better that the intellectuality of warning node and monitor node and distribution make the robustness of system.System alarm main frame originally is a key equipment, in case alarm host machine goes wrong, the entire front end network is in paralyzed state.Alarm host machine can directly be cancelled now, and the All Alerts incident is reported administrative center by the long-range access capability by video node, and the redundancy of video monitoring node has improved the survivability of front network greatly.
6) audio/video coder adopts the flush bonding processor based on DSP, realizes the encryption algorithm of audio frequency and video on the basis of DSP, and low layer DSP has adopted multi-stage pipeline technology, SIMD and multimedia instruction technology, has improved the handling property to audio, video data.
7) the video front node adopts automatic login mechanism, initiatively report the warning message of oneself state and triggering to higher level's central server, network environment for automatic address acquisition, can make other users can have access to the information of front end, the node of having avoided network address change to cause can't be visited.
8) front end node extracts local control strategy and carries out monitor task scheduling, also accept the control command of server simultaneously, carry out hierarchical policy control between various control commands, control respectively, prevented the chaotic situation of execution that a plurality of tasks cause according to owner priority.
9) network interface of front end node is supported Ethernet, WLAN and GPRS/CDMA pattern, front end node is deployed on the mobile carrier, for example mobile scout car, armoured van etc., the environment for use and the field of system and equipment have been expanded, for environment such as river courses, adopt wireless transmission method can save the wiring expense, save the lower deployment cost of system.
Description of drawings
Fig. 1 is the warning node device structure chart of a kind of sensor network video monitoring system described in the utility model
Fig. 2 is the video designs structure chart of the video node of a kind of sensor network video monitoring system described in the utility model
Fig. 3, Fig. 4 are the audio frequency project organization figure of the video node of a kind of sensor network video monitoring system described in the utility model
Fig. 5 is the warning node workflow of a kind of sensor network video monitoring system described in the utility model
Fig. 6 is the video monitoring node workflow of a kind of sensor network video monitoring system described in the utility model.
Embodiment
Wireless sensor safe monitoring network system overall construction drawing
Accompanying drawing 1 is described the structural representation of utility model equipment in actual safety supervisory network.As we can see from the figure:
1) sensor alarming node and video monitoring node are formed a wireless self-organization network;
2) security strategy of monitor network can dispose by the strategic server that one-level is monitored in the subnet, also can use default policy control;
3) video data of video monitor node is connected to DVR or video server by remote network interfaces and carries out audio frequency and video and record and store;
4) realize target following and collaborative warning function by the policy configurations definition between the sensor alarming node.
Wireless sensor network warning node device structure chart
Shown in the accompanying drawing 2, wireless sensor network warning node comprises low-power consumption short-distance wireless transceiver module, low power processor module, GPIO external interface module, energy management module, power module, demonstration indicating module, power supply output module.Relationship description between each module is as follows:
1) low power processor reads the switching value/data semaphore of alarm by the GPIO interface, and switch amount and data handle, and changes into alert event;
2) low power processor forms the multi-hop communication network of target area by wireless communication module and inner self-organizing network;
3) energy management module makes the only power supply when in use of each operational module by the control opening/closing external module circuit of processor, is in closed condition at ordinary times, to reduce equipment power dissipation;
4) power module adopts standard interface, and the power supply that can connect the DC voltage-stabilizing module is supplied with, and also can connect battery module and carry out work;
5) the power supply output module is primarily aimed at and does not have the sensor alarm of special supply module to power.
Wireless sensor network video monitoring node device structure chart
Accompanying drawing 3 and Fig. 4 describe the Voice ﹠ Video project organization figure of video monitoring node.Can be to see from figure: analog video be from four road videos input chip TW2804 input, four road videos of the BT656 form that forms behind the output A/D are given AT4012, the AT4012 chip is combined into one road video (adopting the mode of a screen four tunnel) with four road videos, export to noise reduction chip AT4022, handle through the laggard DSP of going into of filtering, the network interface that outputs to DSP then gets on.Audio frequency is to sample by four PCM1802, forms four way word audio frequency PCM data, exports to DSP and encodes, and outputs to network interface at last and gets on.DSP itself provides external interfaces such as serial port and GPIO, control peripheral devices in addition.
The workflow diagram of the utility model node device in safety supervisory network
Accompanying drawing 5 and Fig. 6 have described the workflow of wireless sensing warning node and video monitoring node respectively.Wherein wireless sensing warning node comprises following flow process:
1) starts flow process;
2) alert event takes place and trace flow;
3) warning is confirmed and the propagation flow process;
4) warning cancellation flow process;
Four processes are carried out according to each step of describing among the figure substantially.
The video monitoring node has been described two basic processes:
1) event-monitoring task start process
2) event-monitoring task coordinate process
These two processes are processes different with the warning node.The start-up course of video monitoring node is similar substantially to the warning node.
Claims (7)
1, a kind of sensor network video monitoring system, it comprises sensor network warning node, sensor network video monitoring warning node, master control center and monitoring server.It is characterized in that: sensor network warning node and sensor network video monitoring warning node.Sensor network warning node is made up of a general low-consumption wireless communication equipment and front end alarm sensor.The low-consumption wireless communication equipment is connected with the front end alarm by the GPIO interface, the alert data of alarm in the zone is carried out the strategy processing in local radio network, the final alarming result that forms is submitted to wireless sensor network video monitoring node, finishes the primary network alarm procedure.Sensor network video monitoring warning node is made up of a general low-consumption wireless communication module, audio/video coder, cloud mirror control interface, camera shooting terminal and remote network interfaces.The wireless sensor safe warning net that this node device is formed by its low-consumption wireless communication equipment and wireless sensor network warning node carries out alternately, organize and implement the security strategy of whole network, alert event according to the warning net perception positions supervision, carries out task coordinate between a plurality of sensor network video monitoring node, forms the collaborative supervision to the target area automatically.
2, according to the fundamental right requirement in the claim, it is characterized in that: general low-power consumption short-distance wireless transceiver module adopts standard communication interface, and present attachable wireless module comprises the nothing coding wireless data sending transceiver module of bluetooth module, Zigbee communication module, UWB communication module, wireless fan's frequency range or ISM band.
3, according to the fundamental right requirement in the claim, it is characterized in that: the front end alarm sensor is the transducer that present various security alarm uses, as Ion Smoke Sensor alarm, infrared correlation blocking type alarm, ultrasonic perception alarm, the broken perception alarm of glass, pressure perception alarm, humiture perception alarm, perception of sound alarm, displacement perception alarm, vibration perception alarm, movement of objects speed alarm etc.
4, according to the fundamental right requirement in the claim, it is characterized in that: described audio/video coder is meant that the audio, video data that camera shooting terminal is obtained carries out compressed encoding, and packed data is transferred to the video server of appointment or remote real-time access is provided by remote network interfaces; Audio/video coder adopts Philips DSP PNX1500 as audio video processor, adopt H264 compression algorithm encoded video, G729 compression algorithm coded audio uses embedded system psos to realize, peripheral video frequency processing chip uses TW2804, and the Audio Processing chip uses PCM1802.
5, according to the fundamental right requirement in the claim, it is characterized in that: described cloud mirror control interface is the control module with external serial interface such as RS232 or RS485, built-in The Cloud Terrace and camera lens control protocol YouLi, LiLin-1016, LiLin-820, Pelco-p, DM DynaColor, HD600, JC-4116, Pelco-d WX and Pelco-d PICOP, by controlling outside The Cloud Terrace and lens decoder, control the The Cloud Terrace and the shot transition that have prefabricated point, the perception zone of each sensor alarming node of monitor area is fixed a point to monitor.
6, according to the fundamental right requirement in the claim, it is characterized in that: described camera shooting terminal specially refers to CCD or cmos camera, has compound terminal or BNC output, and output format is PAL or NTSC.
7, according to the fundamental right requirement in the claim, it is characterized in that: described remote network interfaces is 10/100M lan interfaces (RJ-45 interface), WLAN wireless lan interfaces (PCMCIA plug-in card mode), GPRS/CDMA wireless communication interface (serial port module).
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CN 200520112399 CN2802874Y (en) | 2005-07-11 | 2005-07-11 | Sensor network video monitoring system |
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Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101436336B (en) * | 2007-11-15 | 2010-10-27 | 中国科学院自动化研究所 | Intrusion detection system and method |
CN101511002B (en) * | 2009-03-04 | 2011-03-16 | 中兴通讯股份有限公司 | Ganged monitoring system and implementing method |
CN101751018B (en) * | 2008-12-12 | 2013-01-23 | 深圳职业技术学院 | Distributing data monitoring and prealarming system under test environment and method therefor |
CN104200610A (en) * | 2014-09-27 | 2014-12-10 | 江阴市电工合金有限公司 | Monitoring system |
CN104427344A (en) * | 2013-09-09 | 2015-03-18 | 杭州海康威视数字技术股份有限公司 | Method and decoder for video decoding in video monitoring |
CN104537796A (en) * | 2014-12-17 | 2015-04-22 | 深圳市中科安防科技有限公司 | Alarm message processing system and method |
CN104606804A (en) * | 2015-01-21 | 2015-05-13 | 中国人民解放军防化学院 | Intelligent monitoring device and method for air respirator state |
CN105103204A (en) * | 2012-09-24 | 2015-11-25 | 罗伯特·博世有限公司 | Safety reporting network and method for operating the safety reporting network |
CN105357483A (en) * | 2015-11-17 | 2016-02-24 | 深圳市共进电子股份有限公司 | Low power consumption network camera system and portable low power consumption IP camera |
CN107431889A (en) * | 2015-02-10 | 2017-12-01 | 泰科消防及安全有限公司 | For controlling the method and system of low energy link in wireless sensor network |
CN107835387A (en) * | 2017-11-20 | 2018-03-23 | 北京华通信联科技有限公司 | A kind of wireless video server of low-power consumption low code stream |
CN108028007A (en) * | 2015-07-28 | 2018-05-11 | 皇家飞利浦有限公司 | Personal emergency response system is sought help the wearing compliance of button |
CN108055502A (en) * | 2017-11-30 | 2018-05-18 | 南京南邮信息产业技术研究院有限公司 | Urban public security based on NB-IoT is quickly deployed to ensure effective monitoring and control of illegal activities system and method |
CN108632578A (en) * | 2018-05-29 | 2018-10-09 | 无锡厚发自动化设备有限公司 | A kind of visual image wireless sensing device |
CN111784986A (en) * | 2020-07-13 | 2020-10-16 | 广元量知汇科技有限公司 | Intelligent security alarm method based on big data |
CN112822451A (en) * | 2021-01-08 | 2021-05-18 | 鹏城实验室 | Front-end node optimization selection method for perception system construction |
-
2005
- 2005-07-11 CN CN 200520112399 patent/CN2802874Y/en not_active Expired - Fee Related
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101436336B (en) * | 2007-11-15 | 2010-10-27 | 中国科学院自动化研究所 | Intrusion detection system and method |
CN101751018B (en) * | 2008-12-12 | 2013-01-23 | 深圳职业技术学院 | Distributing data monitoring and prealarming system under test environment and method therefor |
CN101511002B (en) * | 2009-03-04 | 2011-03-16 | 中兴通讯股份有限公司 | Ganged monitoring system and implementing method |
CN105103204B (en) * | 2012-09-24 | 2019-03-08 | 罗伯特·博世有限公司 | Safety message network and the method for reporting network for operational safety |
CN105103204A (en) * | 2012-09-24 | 2015-11-25 | 罗伯特·博世有限公司 | Safety reporting network and method for operating the safety reporting network |
CN104427344A (en) * | 2013-09-09 | 2015-03-18 | 杭州海康威视数字技术股份有限公司 | Method and decoder for video decoding in video monitoring |
CN104427344B (en) * | 2013-09-09 | 2017-11-10 | 杭州海康威视数字技术股份有限公司 | The method and decoder of video decoding are carried out in video monitoring |
CN104200610B (en) * | 2014-09-27 | 2016-05-11 | 江阴市电工合金有限公司 | Monitoring system |
CN104200610A (en) * | 2014-09-27 | 2014-12-10 | 江阴市电工合金有限公司 | Monitoring system |
CN104537796A (en) * | 2014-12-17 | 2015-04-22 | 深圳市中科安防科技有限公司 | Alarm message processing system and method |
CN104606804A (en) * | 2015-01-21 | 2015-05-13 | 中国人民解放军防化学院 | Intelligent monitoring device and method for air respirator state |
CN107431889A (en) * | 2015-02-10 | 2017-12-01 | 泰科消防及安全有限公司 | For controlling the method and system of low energy link in wireless sensor network |
CN108028007A (en) * | 2015-07-28 | 2018-05-11 | 皇家飞利浦有限公司 | Personal emergency response system is sought help the wearing compliance of button |
CN105357483A (en) * | 2015-11-17 | 2016-02-24 | 深圳市共进电子股份有限公司 | Low power consumption network camera system and portable low power consumption IP camera |
CN105357483B (en) * | 2015-11-17 | 2018-10-09 | 深圳市共进电子股份有限公司 | A kind of low power consumption network camera system and portable low power-consumption web camera |
CN107835387A (en) * | 2017-11-20 | 2018-03-23 | 北京华通信联科技有限公司 | A kind of wireless video server of low-power consumption low code stream |
CN108055502A (en) * | 2017-11-30 | 2018-05-18 | 南京南邮信息产业技术研究院有限公司 | Urban public security based on NB-IoT is quickly deployed to ensure effective monitoring and control of illegal activities system and method |
CN108632578A (en) * | 2018-05-29 | 2018-10-09 | 无锡厚发自动化设备有限公司 | A kind of visual image wireless sensing device |
CN111784986A (en) * | 2020-07-13 | 2020-10-16 | 广元量知汇科技有限公司 | Intelligent security alarm method based on big data |
CN112822451A (en) * | 2021-01-08 | 2021-05-18 | 鹏城实验室 | Front-end node optimization selection method for perception system construction |
CN112822451B (en) * | 2021-01-08 | 2024-02-23 | 鹏城实验室 | Front-end node optimal selection method for sensing system construction |
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