Display signal extending apparatus and method for transmitting display signal therefor

A technology for displaying signals and displaying control signals. It is used in image communication, static indicators, cathode ray tube indicators, etc., and can solve the problems of wireless transmission effect discount, limited environment and distance, and long transmission distance.
CN101489075AActive Publication Date: 2009-07-22ATEN INT CO
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Patent Information

Authority / Receiving Office
CN ยท China
Current Assignee / Owner
ATEN INT CO
Publication Date
2009-07-22

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Abstract

The invention relates to a display signal extending apparatus and a method for transmitting the display signal. The display signal extending device is connected between a display signal source and a display for transmitting the display signal containing an audio and video signal and a display control signal. The display signal extending device comprises a transmission line, a differential signal output end, a differential signal receiving end, two signal conversion modules and two wireless signal transmission and receiving ends, wherein the differential signal output end is connected to the differential signal receiving end through a transmission line fro transmitting the audio and video signal. The two signal conversion modules are used for converting the display control signal and the wireless signal. The two wireless signal transmitting and receiving ends are respectively connected to the two signal conversion modules for transmitting and receiving the wireless signals.
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Description

technical field

[0001] The present invention relates to a display signal extension device and a method for transmitting a display signal, in particular to an HDMI display signal extension device and a method for transmitting an HDMI display signal. Background technique

[0002] High Definition Multimedia Interface (HDMI) has gradually become a digital interface standard for global consumer electronics products. Various products supporting the HDMI interface, such as DVD players, set-top boxes, LCD TVs, plasma TVs, and projectors, have spread all over the world, bringing consumers a higher level of digital enjoyment.

[0003] HDMI is a specification developed on the basis of Digital Visual Interface (DVI). The DVI interface is a standard interface for digital displays proposed by the Digital Display Working Group (DDWG) composed of seven companies including Intel. DVI uses small-amplitude differential transmission technology to transmit image signals to the display in the f...

Claims

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