HIGH SPECTRAL EFFICIENCY, HIGH PERFORMANCE OPTICAL MUX AND DEMUX ARCHITECTURE - Patent 1378082

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EP 1 378 082 A2

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(88)	Date of publication A3:
	20.02.2003

(43)	Date of publication:
	07.01.2004 Bulletin 2004/02

(21)	Application number: 02716572.9

(22)	Date of filing: 03.04.2002

(51)	International Patent Classification (IPC)⁷: H04J 14/02

(86)	International application number:
	PCT/CA2002/000452

(87)	International publication number:
	WO 2002/082706 (17.10.2002 Gazette 2002/42)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

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Priority:

03.04.2001 US 280759 P
28.12.2001 US 29282

(71)	Applicant: Nortel Networks Limited
	St. Laurent,Quebec H4S 2A9 (CA)

(72)	Inventors:
	BOERTJES, David, W. Nepean, Ontario K2J 2J4 (CA) ROBERTS, Kim, B. Nepean, Ontario K2R 1C6 (CA)

(74)	Representative: Coyle, Philip Aidan et al
	F. R. KELLY & CO.27 Clyde RoadBallsbridge Dublin 4 Dublin 4 (IE)

(54)	HIGH SPECTRAL EFFICIENCY, HIGH PERFORMANCE OPTICAL MUX AND DEMUX ARCHITECTURE