Patent ID: 7176980

Claim:
A method ( 200 ) for verifying a video format supported by a display device ( 25 ), the display device ( 25 ) adapted to receive a digital television signal from a digital video source ( 10 ) via a digital video interface ( 15 ), the method comprising: receiving ( 202 ) a data structure ( 75 ) provided by the display device ( 25 ), the data structure ( 75 ) specifying a plurality of timing parameters associated with a supported video format; providing ( 204 ) a plurality of predetermined value ranges, each of the plurality of predetermined value ranges corresponding to one of the plurality of timing parameters; separating ( 206 ) the received data structure ( 75 ) into a plurality of portions, each of the plurality of portions corresponding to one of the plurality of timing parameters; comparing ( 208 ) at least some of the plurality of portions with at least some of the plurality of predetermined value ranges; and based on the comparisons, determining whether the supported video format is verified.