METHOD AND APPARATUS FOR CARRYING DATA WITH A VIDEO SIGNAL SO THAT THE DATA IS NOT RECORDED - Patent 1147664

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EP 1 147 664 A1

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(43)	Date of publication:
	24.10.2001 Bulletin 2001/43

(21)	Application number: 00904592.3

(22)	Date of filing: 25.01.2000

(51)	International Patent Classification (IPC)⁷: H04N 5/913

(86)	International application number:
	PCT/US0001/964

(87)	International publication number:
	WO 0044/167 (27.07.2000 Gazette 2000/30)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

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Priority:

26.01.1999 US 117273 P

(71)	Applicant: MACROVISION CORPORATION
	Sunnyvale, CA 94089 (US)

(72)	Inventors:
	RYAN, John, O. Cupertino, CA 95014 (US) HOLZGRAFE, James, R. Morgan Hill, CA 95038 (US) HOLLAR, Mark, A. Palo Alto, CA 94306 (US)

(74)	Representative: Needle, Jacqueline
	W.H. BECK, GREENER & CO7 Stone BuildingsLincoln's Inn London WC2A 3SZ London WC2A 3SZ (GB)

(54)	METHOD AND APPARATUS FOR CARRYING DATA WITH A VIDEO SIGNAL SO THAT THE DATA IS NOT RECORDED