(19)

(11)

EP 1 579 391 A1

(12)

(43) Date of publication: 28.09.2005 Bulletin 2005/39 (21) Application number: 02808109.9 (22) Date of filing: 01.11.2002

(51) International Patent Classification (IPC)7: G06T 15/00 (86) International application number: PCT/US2002/035212 (87) International publication number: WO 2004/042659 (21.05.2004 Gazette 2004/21)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR Designated Extension States: AL LT LV MK RO SI (71) Applicant: SONY ELECTRONICS INC. New Jersey 07656 (US)	(72) Inventors: MARRIN, Christopher, F. San Jose, CA 95134 (US) MYERS, Robert, K. San Jose, CA 95134 (US) KENT, James, R. Gahanna, OH 43230 (US) BROADWELL, Peter, G. San Jose, CA 95134 (US) (74) Representative: DeVile, Jonathan Mark et al D Young & Co 120 Holborn London EC1N 2DY London EC1N 2DY (GB)