QUADRATURE RECEIVER, COMMUNICATION SYSTEM, SIGNAL PROCESSOR, METHOD OF CALCULATING DIRECT CURRENT OFFSET, AND METHOD OF OPERATING A QUADRATURE RECEIVER - Patent 1062781

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EP 1 062 781 A1

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(43)	Date of publication:
	27.12.2000 Bulletin 2000/52

(21)	Application number: 99968953.2

(22)	Date of filing: 22.12.1999

(51)	International Patent Classification (IPC)⁷: H04L 25/06, H04L 27/152

(86)	International application number:
	PCT/US9930/803

(87)	International publication number:
	WO 0038/385 (29.06.2000 Gazette 2000/26)

(84)	Designated Contracting States:
	DE FR GB

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Priority:

22.12.1998 US 219235

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

(72)	Inventor:
	BEYME, Steffen, J. Vancouver, British Columbia V6B 6B7 (CA)

(74)	Representative: Volmer, Georg, Dipl.-Ing.
	Philips Corporate Intellectual Property GmbH,Habsburgerallee 11 52064 Aachen 52064 Aachen (DE)

(54)	QUADRATURE RECEIVER, COMMUNICATION SYSTEM, SIGNAL PROCESSOR, METHOD OF CALCULATING DIRECT CURRENT OFFSET, AND METHOD OF OPERATING A QUADRATURE RECEIVER