DE69535053D1 - Abstimmbare optische Einfüge-/Abzweigmethode und -apparat - Google Patents

Abstimmbare optische Einfüge-/Abzweigmethode und -apparat

Info

Publication number
DE69535053D1
DE69535053D1 DE69535053T DE69535053T DE69535053D1 DE 69535053 D1 DE69535053 D1 DE 69535053D1 DE 69535053 T DE69535053 T DE 69535053T DE 69535053 T DE69535053 T DE 69535053T DE 69535053 D1 DE69535053 D1 DE 69535053D1
Authority
DE
Germany
Prior art keywords
tunable optical
optical insertion
branch method
branch
tunable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69535053T
Other languages
English (en)
Other versions
DE69535053T2 (de
Inventor
Glance Bernard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
AT&T Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AT&T Corp filed Critical AT&T Corp
Publication of DE69535053D1 publication Critical patent/DE69535053D1/de
Application granted granted Critical
Publication of DE69535053T2 publication Critical patent/DE69535053T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
    • G02B6/12009—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides
    • G02B6/12019—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides characterised by the optical interconnection to or from the AWG devices, e.g. integration or coupling with lasers or photodiodes
    • G02B6/12021—Comprising cascaded AWG devices; AWG multipass configuration; Plural AWG devices integrated on a single chip
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or dropping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0016—Construction using wavelength multiplexing or demultiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0024—Construction using space switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0032—Construction using static wavelength routers (e.g. arrayed waveguide grating router [AWGR] )
DE69535053T 1994-08-31 1995-08-23 Abstimmbare optische Einfüge-/Abzweigmethode und -apparat Expired - Lifetime DE69535053T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US298820 1994-08-31
US08/298,820 US5488500A (en) 1994-08-31 1994-08-31 Tunable add drop optical filtering method and apparatus

Publications (2)

Publication Number Publication Date
DE69535053D1 true DE69535053D1 (de) 2006-07-27
DE69535053T2 DE69535053T2 (de) 2006-11-23

Family

ID=23152132

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69535053T Expired - Lifetime DE69535053T2 (de) 1994-08-31 1995-08-23 Abstimmbare optische Einfüge-/Abzweigmethode und -apparat

Country Status (5)

Country Link
US (1) US5488500A (de)
EP (1) EP0699927B1 (de)
JP (1) JP3256419B2 (de)
CA (1) CA2154017C (de)
DE (1) DE69535053T2 (de)

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US5745612A (en) * 1995-12-18 1998-04-28 International Business Machines Corporation Wavelength sorter and its application to planarized dynamic wavelength routing
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US6631018B1 (en) 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
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US6041152A (en) * 1997-09-02 2000-03-21 Amphenol Corporation Multi-channel fiber optic communications system and multiplexer/demultiplexer arrangement therefor
US5974207A (en) * 1997-12-23 1999-10-26 Lucent Technologies, Inc. Article comprising a wavelength-selective add-drop multiplexer
GB9801183D0 (en) 1998-01-20 1998-03-18 Alsthom Cge Alcatel A reconfigurable branching unit for a submarine communications system
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US6128113A (en) * 1998-03-04 2000-10-03 Dynamics Research Corporation Transparent optical communications switch
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US6091869A (en) * 1998-04-30 2000-07-18 Telefonaktiebolaget Lm Ericsson Low loss, optical add/drop WDM node
US6388782B1 (en) 1998-06-01 2002-05-14 Sarnoff Corporation Multi-wavelength dense wavelength division multiplexed optical switching systems
US6014237A (en) * 1998-06-01 2000-01-11 Sarnoff Corporation Multiwavelength mode-locked dense wavelength division multiplexed optical communication systems
US6567429B1 (en) 1998-06-02 2003-05-20 Dynamics Research Corporation Wide area multi-service broadband network
US6169616B1 (en) * 1998-06-04 2001-01-02 Avanex Corporation Optical and programmable fiber optic wavelength add/drop system
EP1098219A4 (de) * 1998-07-01 2005-02-09 Nec Corp Optischer matrixschalter und optischer einfüge-/ausblendmultiplexer
US6192058B1 (en) 1998-09-18 2001-02-20 Sarnoff Corporation Multiwavelength actively mode-locked external cavity semiconductor laser
US6493118B1 (en) * 1998-09-22 2002-12-10 Lucent Technologies Inc. Add/drop capability for ultra-high speed dense wavelength division multiplexed systems using a wavelength bus architecture
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Also Published As

Publication number Publication date
JPH0876154A (ja) 1996-03-22
CA2154017A1 (en) 1996-03-01
EP0699927A1 (de) 1996-03-06
DE69535053T2 (de) 2006-11-23
JP3256419B2 (ja) 2002-02-12
CA2154017C (en) 1999-01-26
US5488500A (en) 1996-01-30
EP0699927B1 (de) 2006-06-14

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