METHOD AND APPARATUS FOR DERIVING PSEUDO RANGE FROM EARTH-ORBITING SATELLITES - Patent 0124587

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EP 0 124 587 A1

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(43)	Date of publication:
	14.11.1984 Bulletin 1984/46

(21)	Application number: 83903713.0

(22)	Date of filing: 25.10.1983

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International Patent Classification (IPC):

B64G 1/ 10^{( . )}
G01S 5/ 14^{( . )}
G01S 11/ 10^{( . )}

G01S 5/ 02^{( . )}
G01S 11/ 02^{( . )}
H04B 7/ 15^{( . )}

(86)	International application number:
	PCT/US1983/001650

(87)	International publication number:
	WO 1984/001832 (10.05.1984 Gazette 1984/12)

(84)	Designated Contracting States:
	CH DE FR GB LI NL SE

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Priority:

29.10.1982 US 19820437819

(71)	Applicant: ISTAC INCORPORATED
	Pasadena, CA (US)

(72)	Inventors:
	SPITZMESSER, Donovan, James La Crescenta, CA 91214 (US) MACDORAN, Peter Frank Pasadena, CA 91107 (US)

(74)	Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät
	Maximilianstrasse 58 D-80538 München D-80538 München (DE)

(54)	METHOD AND APPARATUS FOR DERIVING PSEUDO RANGE FROM EARTH-ORBITING SATELLITES