Cascading node equipment used for high-speed wireless cascading digital video transmission network and method

A node device and wireless cascading technology, which is applied in the field of data communication, can solve problems such as single modulation and coding mode, inability to transmit large-capacity and high-speed video signals, and inconvenient networking, and achieve good scalability, low maintenance costs, and easy networking. flexible effects

Inactive Publication Date: 2013-10-09
OB TELECOM ELECTRONICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] The present invention aims at the shortcomings in the prior art of fixed transmission frequency, single modulation and coding mode, incapability of high-capacity and high-speed transmission of video signals, and inconvenient networking, etc., and provides a method that can be applied to video data transmission, backbone network transmission, etc. In various occasions, it can be used as a cascading node device of a high-speed wireless cascading digital video transmission network, a high-speed wireless cascading digital video transmission network assembled by the cascading node device, and a corresponding video transmission method

Method used

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  • Cascading node equipment used for high-speed wireless cascading digital video transmission network and method
  • Cascading node equipment used for high-speed wireless cascading digital video transmission network and method

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Embodiment 1

[0042] Cascading node equipment for high-speed wireless cascading digital video transmission network, such as figure 1 As shown, it includes an uplink antenna 4, a downlink antenna 3, a first signal processing module 1 connected to the downlink antenna 3, a second signal processing module 2 connected to the uplink antenna 4, connected to the first signal processing module 1, The second signal processing module 2 and the IP switching module 5 of the video monitoring device 6, wherein,

[0043] The uplink antenna 4 and the downlink antenna 3 are used to transmit or receive radio frequency signals respectively, wherein the downlink antenna 3 is used to receive signals on the forward link and send signals on the reverse link; the uplink antenna 4 is used to send signals on the forward link signals on the forward link and receive signals on the reverse link.

[0044] The first signal processing module 1 and the second signal processing module 2 are used for modulation and demodula...

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Abstract

The invention relates to the field of digital communication, and discloses cascading node equipment used for a high-speed wireless cascading digital video transmission network and a transmission method of high-speed wireless cascading digital video transmission networks and videos. The cascading node equipment comprises an upper cascading antenna, a lower cascading antenna, a first signal processing module connected with the lower cascading antenna, a second signal processing module connected with the upper cascading antenna, and an IP switching module connected with the first signal processing module, the second signal processing module and a video monitoring device. The cascading node equipment has the advantages of being low in cost, stable in performance, flexible in networking, capable of extending signals, capable of being used immediately inserted, low in maintenance expense in a later period, and high in application value.

Description

technical field [0001] The present invention relates to the field of data communication, in particular to a cascading node device used in a high-speed wireless cascading digital video transmission network, a high-speed wireless cascading digital video transmission network formed by the cascading node device, and a video network using the digital video transmission network. transfer method. Background technique [0002] With the development of wireless technology, the application of wireless transmission technology is more and more accepted by all walks of life. As a special way of use, wireless image transmission is gradually favored by the majority of users. Its convenient installation, strong flexibility, and high cost performance make monitoring systems in more industries adopt wireless transmission methods to establish connections between monitored points and monitoring centers. Wireless monitoring technology has been widely used in modern transportation, transportatio...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N7/18H04L29/06
Inventor 石旭刚
Owner OB TELECOM ELECTRONICS
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