Video monitoring system adopting wind/solar complementary power supply under wireless Mesh network

A technology of video surveillance system and power supply system, which is applied in closed-circuit television systems, transmission systems, electrical components, etc., can solve the problems of lack of mains power supply conditions, and achieve the effect of convenient software upgrade, easy installation, and flexible networking.

Active Publication Date: 2013-05-08
DALIAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] In terms of power supply, most of the existing wireless video surveillance systems on the market directly use mains power 220V50Hz, but because the monitoring area may be in the wild environment, it does not have the conditions for mains power supply

Method used

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  • Video monitoring system adopting wind/solar complementary power supply under wireless Mesh network
  • Video monitoring system adopting wind/solar complementary power supply under wireless Mesh network
  • Video monitoring system adopting wind/solar complementary power supply under wireless Mesh network

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Embodiment

[0049] Embodiment: The front end of the technical solution of the present invention is the software control end of 1 monitoring center, and the back end is composed of 6 wireless video monitoring networks. Each monitoring point in the wireless video surveillance network consists of 3 wireless Mesh devices, 4 solar / wind power supply systems, and 5 smart dome cameras.

[0050] In terms of chip selection of wireless routers, in order to ensure that the video transmission speed can be between 128Kbps and 8Mbps, the selection of wireless processing chips and the configuration of RAM FLASH size should be reasonably matched. A feasible matching solution is: Atheros ar7130 is used for wireless processing chip, which has MIPS24K core, processing speed of 300MHz, 32MB SDRAM from Nanya Company for RAM, and 64MB Flash from HYNIX Company for Flash chip, which can be used with FPGA chip. Xilinx's xc9536xl, xc9536xl system clock can reach 178MHz, 34 I / O ports, 36 macro cells, and communicate...

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Abstract

The invention discloses a video monitoring system adopting wind / solar complementary power supply under a wireless Mesh network. The system has the functions of monitoring a large target area under the Mesh network and giving a fire alarm and an antitheft alarm, adopts the wind / solar complementary power supply, and is quick in deployment and convenient to mount and upgrade. Image quality and bandwidth occupation can be regulated. The system adopts software coding and decoding, and can regulate a frame number, resolution, the image quality and the like according to the needs of a user and realize the function of storing and replaying received video monitoring images by a computer or special equipment. The system supports a browser-technology-based network browsing function, and is convenient to use. A plurality of hops of routers are adopted for transmission, so normal data transmission can be ensured not to be influenced under the condition that an individual router is damaged or fails. The system and equipment have lightning protection capability, high voltage interference resistance and powerful data and alarm acquisition control and processing functions, can be normally run under the environments of high temperature, low temperature, strong wind, dust flying, torrential rain and the like, are widely applied in the fields of ports, wireless campuses and the like, and are seamlessly combined with a data monitoring system to realize the linkage of light and an alarm whistle and video recording in alarming.

Description

technical field [0001] The invention creates and discloses a video monitoring system under the wireless Mesh network. It belongs to the field of security, involving solar / wind energy complementary power supply device, dome camera control, especially video transmission under Mesh network. Background technique [0002] With the rapid development of social economy and information technology, video surveillance is used in various industries of social security, safe cities, safe production, forest fire prevention, parks, scenic spots, highway transportation and many other applications around people's daily life and work. Video surveillance is inseparable. [0003] Video surveillance can achieve such an extraordinary development, thanks to the continuous mature application of network technology. Compared with the previous two generations of analog video surveillance and digital video surveillance based on microcomputer platform, the latest IP-based digital video surveillance is ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N7/18H04L29/06H04L29/08
Inventor 朱明王雷郑英东罗钟铉
Owner DALIAN UNIV OF TECH
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