Patent ID: 7480007
Filing Date: 2009-01-20
Classification: H04N

Abstract:
1. A display system comprising: a video signal supplier supplying a video signal; a display apparatus supporting one of a first video signal standard comprising a first sync signal format and a second video signal standard comprising a second sync signal format, and receiving the video signal from the video signal supplier, wherein the first sync signal format is at least partially different than the second sync signal format; a sync signal converter receiving a sync signal of the input video signal from the video signal supplier, converting the sync signal into the first sync signal format of the first video signal standard or the second sync signal format of the second video signal standard, based on which one of the first and second video signal standards is supported by the display apparatus, and providing a converted sync signal the video signal supplier to output to the display apparatus; and a selector selecting the first video signal standard if the first video standard is supported by the display apparatus and selecting the second video signal standard if the second video signal standard is supported by the display apparatus, wherein the sync signal converter converts the sync signal into the first sync signal format of the first video signal standard or the second sync signal format of the second video signal standard according to a selection of the selector, wherein the selector is connected to the sync signal converter such that the sync signal converter receives a selection from the selector as an input to initiate the conversion performed by the sync signal converter.