METHOD AND APPARATUS FOR USING RF DETECTOR AND DELAY CIRCUIT TO REDUCE NOISE BUILDUP IN RF RETURN SYSTEMS - Patent 1173976

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EP 1 173 976 A1

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(43)	Date of publication:
	23.01.2002 Bulletin 2002/04

(21)	Application number: 00920071.8

(22)	Date of filing: 03.04.2000

(51)	International Patent Classification (IPC)⁷: H04N 7/10, H04N 7/173

(86)	International application number:
	PCT/US0008/825

(87)	International publication number:
	WO 0062/545 (19.10.2000 Gazette 2000/42)

(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:

14.04.1999 US 291290

(71)	Applicant: General Instrument Corporation
	Horsham, Pennsylvania 19044 (US)

(72)	Inventor:
	KOLBER, Mark, Allan Churchville, PA 18966 (US)

(74)	Representative: Bohnenberger, Johannes, Dr. et al
	Meissner, Bolte & Partner Postfach 86 06 24 81633 München 81633 München (DE)

(54)	METHOD AND APPARATUS FOR USING RF DETECTOR AND DELAY CIRCUIT TO REDUCE NOISE BUILDUP IN RF RETURN SYSTEMS