Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Qixiong J. Bian0
Date of Patent
February 3, 2009
Patent Application Number
10744224
Date Filed
December 22, 2003
Patent Primary Examiner
Patent abstract
In one embodiment the present invention includes receiving an alpha component of a graphics signal, receiving a primary video signal, and receiving a secondary video signal. A portion of the alpha component is extracted and applied to the extracted portion to render the secondary video signal over the primary video signal.
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