(19)

(11)

EP 1 118 224 A1

(12)

(43) Date of publication: 25.07.2001 Bulletin 2001/30 (21) Application number: 99950015.0 (22) Date of filing: 29.09.1999

(51) International Patent Classification (IPC)7: H04N 7/36 (86) International application number: PCT/US9922/635 (87) International publication number: WO 0019/725 (06.04.2000 Gazette 2000/14)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 29.09.1998 US 102214 P 25.02.1999 US 121531 P 02.09.1999 US 388701 (71) Applicant: Sarnoff Corporation Princeton, NJ 08543-5300 (US)	(72) Inventor: HURST, Robert, N. Hopewell, NJ 08525 (US) (74) Representative: Pratt, Richard Wilson et al D. Young & Co,21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)