SYSTEM AND METHOD FOR DISCOURAGING COPYING BY RECURRING QUANTIZATION LOSS - Patent 1627385

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EP 1 627 385 A2

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(88)	Date of publication A3:
	31.03.2005

(43)	Date of publication:
	22.02.2006 Bulletin 2006/08

(21)	Application number: 04730893.7

(22)	Date of filing: 03.05.2004

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International Patent Classification (IPC):

G11B 20/00^(1985.01)

H04N 5/913^(1995.01)

(86)	International application number:
	PCT/IB2004/001591

(87)	International publication number:
	WO 2004/102951 (25.11.2004 Gazette 2004/48)

(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 PL PT RO SE SI SK TR

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Priority:

16.05.2003 US 471451 P

(71)	Applicant: Koninklijke Philips Electronics N.V.
	5621 BA Eindhoven (NL)

(72)	Inventor:
	FONTIJN, Wilhelmus, F., J. Briarcliff Manor 10510-8001 (US)

(74)	Representative: Groenendaal, Antonius W. M.
	Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)

(54)	SYSTEM AND METHOD FOR DISCOURAGING COPYING BY RECURRING QUANTIZATION LOSS