(19)

(11)

EP 0 651 933 A1

(12)

(43) Date of publication: 10.05.1995 Bulletin 1995/19 (21) Application number: 92917695.0 (22) Date of filing: 24.07.1992

(51) International Patent Classification (IPC):  H04N 7/ 18( . ) (86) International application number: PCT/US1992/006221 (87) International publication number: WO 1994/003014 (03.02.1994 Gazette 1994/04)

(84) Designated Contracting States: BE DE FR GB IT NL SE (71) Applicants: KOZ, Mark C. Santa Clara, CA 95051 (US) HATA, Masato Sunnyvale, California 94086 (JP)	(72) Inventors: KOZ, Mark C. Santa Clara, CA 95051 (US) HATA, Masato Sunnyvale, California 94086 (JP) (74) Representative: Crawford, Andrew Birkby, et al  A.A. THORNTON & CO. Northumberland House 303-306 High Holborn London WC1V 7LE London WC1V 7LE (GB)