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(11)

EP 1 851 954 A2

(12)

(43) Date of publication: 07.11.2007 Bulletin 2007/45 (21) Application number: 06720327.3 (22) Date of filing: 07.02.2006

(51) International Patent Classification (IPC):  H04N 5/445(2006.01) G06F 13/00(2006.01) G06F 3/00(2006.01) H04N 7/18(2006.01) (86) International application number: PCT/US2006/004059 (87) International publication number: WO 2006/086283 (17.08.2006 Gazette 2006/33)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 11.02.2005 US 651958 P 08.12.2005 US 296977 (71) Applicant: GENERAL INSTRUMENT CORPORATION Horsham, Pennsylvania 19044 (US)

(72) Inventors: CLAYTON, Richard M. Phoenix, AZ 85044 (US) GAUMOND, Michael T. Scottsdale, AZ 85255 (US) STINSON, Jeffery S. Mesa, AZ 85205 (US) ULMER, David E. Phoenix, AZ 85044 (US) VILLEVIEILLE, Jean-marc A. Phoenix, AZ 85048 (US) (74) Representative: Openshaw, Paul Malcolm  Openshaw & Co. Town Hall Exchange The Town Hall Buildings Castle Street Farnham, Surrey GU9 7ND Farnham, Surrey GU9 7ND (GB)