DEMULTIPLEXER, A PROTECTION SWITCH UNIT, A TELECOMMUNICATION NETWORK AND A METHOD OF DEMULTIPLEXING - Patent 0873609

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EP 0 873 609 A1

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(43)	Date of publication:
	28.10.1998 Bulletin 1998/44

(21)	Application number: 96917759.0

(22)	Date of filing: 24.05.1996

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International Patent Classification (IPC):

H03K 17/ 62^{( . )}
H04J 3/ 14^{( . )}

H04J 3/ 04^{( . )}

(86)	International application number:
	PCT/SE1996/000679

(87)	International publication number:
	WO 1996/038943 (05.12.1996 Gazette 1997/01)

(84)	Designated Contracting States:
	DE ES FI FR GB

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Priority:

01.06.1995 SE 19950002010

(71)	Applicant: TELEFONAKTIEBOLAGET L M ERICSSON (publ)
	126 25 Stockholm (SE)

(72)	Inventor:
	BLADH, Mats S-146 53 Tullinge (SE)

(74)	Representative: Wideberg, Olle Sven, et al
	Ericsson Telecom AB, IPR Management and Patent Department 126 25 Stockholm 126 25 Stockholm (SE)

(54)	DEMULTIPLEXER, A PROTECTION SWITCH UNIT, A TELECOMMUNICATION NETWORK AND A METHOD OF DEMULTIPLEXING