AMPLITUDE MODULATED COARSE POSITION ERROR SIGNAL GENERATION IN AN OPTICAL DISK STORAGE SYSTEM EMPLOYING COARSE SERVO TRACKS - Patent 0145755

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EP 0 145 755 A1

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(43)	Date of publication:
	26.06.1985 Bulletin 1985/26

(21)	Application number: 84902390.0

(22)	Date of filing: 24.05.1984

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International Patent Classification (IPC):

G11B 7/ 085^{( . )}

(86)	International application number:
	PCT/US1984/000808

(87)	International publication number:
	WO 1984/004965 (20.12.1984 Gazette 1984/30)

(84)	Designated Contracting States:
	DE FR GB NL

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Priority:

13.06.1983 US 19830503955

(71)	Applicant: STORAGE TECHNOLOGY PARTNERS II
	Louisville Colorado 80028 (US)

(72)	Inventors:
	ABED, Majeed, K. Layafeyye, CO 80026 (US) FAREL, Charles, A. Boulder, CO 80303 (US) ROMANO, Paul, M. Louisville, CO 80302 (US) SAMSON, Allan, L. Longmont, CO 80501 (US)

(54)	AMPLITUDE MODULATED COARSE POSITION ERROR SIGNAL GENERATION IN AN OPTICAL DISK STORAGE SYSTEM EMPLOYING COARSE SERVO TRACKS