ABSOLUTE TIME SYNCHRONIZATION FOR MOBILE POSITIONING IN A CELLULAR COMMUNICATIONS SYSTEM - Patent 1074100

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EP 1 074 100 A1

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(43)	Date of publication:
	07.02.2001 Bulletin 2001/06

(21)	Application number: 99947059.4

(22)	Date of filing: 09.04.1999

(51)	International Patent Classification (IPC)⁷: H04B 7/26, H04J 3/06, G01S 5/06

(86)	International application number:
	PCT/SE9900/579

(87)	International publication number:
	WO 9956/413 (04.11.1999 Gazette 1999/44)

(84)	Designated Contracting States:
	DE FI GB

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Priority:

24.04.1998 US 65771

(71)	Applicant: TELEFONAKTIEBOLAGET LM ERICSSON
	126 25 Stockholm (SE)

(72)	Inventor:
	LINDQVIST, Dan, Anders S-192 71 Sollentuna (SE)

(74)	Representative: Wennerholm, Kristian et al
	Ericsson Radio Systems ABCommon Patent Department 164 80 Stockholm 164 80 Stockholm (SE)

(54)	ABSOLUTE TIME SYNCHRONIZATION FOR MOBILE POSITIONING IN A CELLULAR COMMUNICATIONS SYSTEM