Speeding up channel change

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20060085828A1
SERIAL NO

11250593

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method and apparatus is described to reduce delay when changing channels in a television environment. The method may comprise receiving a plurality of television channels from a remote content provider wherein each channel includes channel information required to display the channel. At least one channel of the plurality of channels may be identified as a stored channel and channel information of the at least one stored channel may be stored in storage (e.g. in a circular buffer). Thereafter, upon selection of the stored channel, the stored channel information is accessed for display. In an example embodiment, the storage may be updated to maintain a most recently received I-frame and subsequent MPEG signals of the stored channel. Accordingly, when changing channels it may not be necessary to wait for the next I-frame to display a newly selected channel.

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Patent Owner(s)

Patent OwnerAddress
OPENTV INC275 SACRAMENTO STREET SAN FRANCISCO CA 94111-3810

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dureau, Vincent Palo Alto, CA 106 4932
Kim, Patty Irvine, CA 3 316
Zdepski, Joel Mountain View, CA 27 1195

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