VIDEO SIGNAL TRANSMISSION DEVICE, METHOD FOR TRANSMITTING A VIDEO SIGNAL THEREOF, VIDEO SIGNAL RECEPTION DEVICE, AND METHOD FOR RECEIVING A VIDEO SIGNAL THEREOF
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United States of America Patent
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Issued Date -
May 25, 2017
app pub date -
Nov 23, 2016
filing date -
Nov 23, 2015
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Abstract
A video signal transmission device, for transmitting additional information through a video signal including an active section where pixel data is transmitted and a blank section where the pixel data is not transmitted, is provided. The device includes a packer configured to receive the video signal and the additional information, and in response to a bit value with respect to the additional information being changed, insert a signal representing a change of the bit value into the video signal, adjust the blank section according to insertion of the signal representing the change of the bit value, and output the video signal where the blank section has been adjusted and an encoder configured to encode the video signal where the blank section has been adjusted.
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