METHOD AND APPARATUS TO COMPENSATE FOR THE DARK CURRENT AND OFFSET VOLTAGE FROM A CCD-UNIT - Patent 0400092

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EP 0 400 092 A1

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(43)	Date of publication:
	05.12.1990 Bulletin 1990/49

(21)	Application number: 89904532.0

(22)	Date of filing: 06.04.1989

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International Patent Classification (IPC):

H04N 5/ 361^{( . )}

H04N 5/ 372^{( . )}

(86)	International application number:
	PCT/DK1989/000076

(87)	International publication number:
	WO 1989/010037 (19.10.1989 Gazette 1989/25)

(84)	Designated Contracting States:
	AT BE CH DE FR GB IT LI LU NL SE

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Priority:

06.04.1988 DK 19880001851

(71)	Applicant: HELIOPRINT A/S
	DK-3490 Kvistgaard (DK)

(72)	Inventor:
	JENSEN, Bjarne, Engmann DK-3480 Fredensborg (DK)

(74)	Representative: Raffnsoee, Knud Rosenstand, et al
	Internationalt Patent-Bureau Hoeje Taastrup Boulevard 23 DK-2630 Taastrup DK-2630 Taastrup (DK)

(54)	METHOD AND APPARATUS TO COMPENSATE FOR THE DARK CURRENT AND OFFSET VOLTAGE FROM A CCD-UNIT