APPARATUS AND METHOD FOR ENCODING AND DECODING ATTRIBUTE DATA INTO ERROR CHECKING SYMBOLS OF MAIN DATA - Patent 0263175

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(11)

EP 0 263 175 A1

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(43)	Date of publication:
	13.04.1988 Bulletin 1988/15

(21)	Application number: 87903098.0

(22)	Date of filing: 09.04.1987

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International Patent Classification (IPC):

G06F 11/ 10^{( . )}
H03M 13/ 13^{( . )}
H04B 14/ 04^{( . )}
H04L 1/ 00^{( . )}
H04N 9/ 808^{( . )}

G11B 20/ 10^{( . )}
H03M 13/ 35^{( . )}
H04J 99/ 00^{( . )}
H04N 9/ 804^{( . )}

(86)	International application number:
	PCT/US1987/000829

(87)	International publication number:
	WO 1987/006368 (22.10.1987 Gazette 1987/23)

(84)	Designated Contracting States:
	DE FR GB

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Priority:

11.04.1986 US 19860851025

(71)	Applicant: AMPEX CORPORATION
	Redwood City California 94063-3199 (US)

(72)	Inventors:
	TAKEMOTO, Sohei Fremont, CA 94536 (US) PASDERA, Leonard, A. San Carlos, CA 94070 (US)

(74)	Representative: Horton, Andrew Robert Grant, et al
	BOWLES HORTON Felden House Dower Mews High Street Berkhamsted Hertfordshire HP4 2BL Berkhamsted Hertfordshire HP4 2BL (GB)

(54)	APPARATUS AND METHOD FOR ENCODING AND DECODING ATTRIBUTE DATA INTO ERROR CHECKING SYMBOLS OF MAIN DATA