(19)

(11)

EP 1 625 510 A1

(12)

(43) Date of publication: 15.02.2006 Bulletin 2006/07 (21) Application number: 03731243.6 (22) Date of filing: 17.05.2003

(51) International Patent Classification (IPC):  G06F 15/16(1968.09) H04N 7/025(1995.01) H04N 7/10(1968.09) (86) International application number: PCT/US2003/015707 (87) International publication number: WO 2004/107198 (09.12.2004 Gazette 2004/50)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (71) Applicant: MICROSOFT CORPORATION Redmond, WA 98052 (US)	(72) Inventors: HILLBERG, Michael, J. Kirkland, WA 98033 (US) CHENG, Roger Woodinville, WA 98072 (US) ORNSTEIN, David, B. Seattle, WA 98115 (US) CAHILL, Jason, M. Carnation, WA 98014 (US) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Maximilianstrasse 58 80538 München 80538 München (DE)