BLOCKING ARTIFACT REDUCTION IN THE DCT DOMAIN - Patent 1157558

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EP 1 157 558 A1

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(43)	Date of publication:
	28.11.2001 Bulletin 2001/48

(21)	Application number: 00981258.7

(22)	Date of filing: 10.11.2000

(51)	International Patent Classification (IPC)⁷: H04N 7/30

(86)	International application number:
	PCT/EP0011/295

(87)	International publication number:
	WO 0141/453 (07.06.2001 Gazette 2001/23)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

30.11.1999 US 451277

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

(72)	Inventors:
	KRISHNAMACHARI, Santhana NL-5656 AA Eindhoven (NL) ABDEL-MOTTALEB, Mohamed NL-5656 AA Eindhoven (NL)

(74)	Representative: Landousy, Christian
	Philips Corporate Intellectual Property,156 Boulevard Haussmann 75008 Paris 75008 Paris (FR)

(54)	BLOCKING ARTIFACT REDUCTION IN THE DCT DOMAIN