3G video wireless transmission terminal
A wireless transmission and wireless data transmission technology, applied in the field of terminal systems, can solve the problems of low reliability, poor real-time transmission performance, high bit error rate, transmission delay and jitter, etc., to achieve good image continuity, real-time The effect of good transmission performance and high reliability
Inactive Publication Date: 2014-06-04
JINGMI MACHINERY SHANGHAI
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[0004] However, due to the particularity of wireless channels, data is easily interfered by environmental factors such as multipath effects during transmission, resulting in high bit error rates, transmission delays and jitters, making the current 3G video transmission technology have some defects. The reliability is not very high, and the real-time transmission performance is poor
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[0017] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.
[0018] refer to Figure 1-2 , the 3G video wireless transmission terminal in this embodiment has fast acquisition speed, good image continuity, can transmit real-time image frames, high reliability, and good real-time transmission performance. It includes video capture and compression module 1, wireless data transmission module 2 and remote monitoring center 3, video capture and compression module 1, wireless data transmission module 2 and remote monitoring center 3 are connected successively; described video capture and compression module 1 includes central processing unit 11, image compression chip 12, image acquisition chip 13 and CPLD control chip 14, central processing unit 11 links to each other with image compression chip 12, image acquisit...
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The invention discloses a 3G video wireless transmission terminal, and relates to a terminal system. The 3G video wireless transmission terminal comprises a video capturing and compressing module (1), a wireless data transmission module (2) and a remote monitoring center (3). The video capturing and compressing module (1), the wireless data transmission module (2) and the remote monitoring center (3) are connected successively. The video capturing and compressing module (1) comprises a central processing unit (11), an image compressing chip (12), an image capturing chip (13) and a CPLD control chip (14). The central processing unit (11) is connected with the image compressing chip (12) and the image capturing chip (13) separately. Both of the image compressing chip (12) and the image capturing chip (13) are connected with the CPLD control chip (14). According to the invention, advantages of fast capturing speed, good image continuity, high reliability and good real-time transmission performance can be realized, and the real-time image pictures can be transmitted.
Description
technical field [0001] The invention relates to a terminal system, in particular to a 3G video wireless transmission terminal. Background technique [0002] With the development of mobile communication technology and the arrival of the 3G era, the mobile communication data network provides better transmission conditions for the transmission of surveillance video data. Wireless network video surveillance technology, on the basis of wired video surveillance technology, has rapidly developed into another important branch of video surveillance application field, and provides various types of services according to the different needs of industry applications. At present, it is applied by many industry users, such as safety engineering, road monitoring of urban traffic system, and electronic supervision video system of inspection and quarantine departments. Users in these special industries have high requirements for the monitoring system, which not only require the video monitor...
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IPC IPC(8): H04N7/18
Inventor 吴泽邦孙中源米占伍
Owner JINGMI MACHINERY SHANGHAI