EP0873612A4 - Switchable wavelength add/drop component - Google Patents

Switchable wavelength add/drop component

Info

Publication number
EP0873612A4
EP0873612A4 EP97937299A EP97937299A EP0873612A4 EP 0873612 A4 EP0873612 A4 EP 0873612A4 EP 97937299 A EP97937299 A EP 97937299A EP 97937299 A EP97937299 A EP 97937299A EP 0873612 A4 EP0873612 A4 EP 0873612A4
Authority
EP
European Patent Office
Prior art keywords
drop component
wavelength add
switchable wavelength
switchable
add
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.)
Withdrawn
Application number
EP97937299A
Other languages
German (de)
French (fr)
Other versions
EP0873612A1 (en
Inventor
Alan J Morrow
Richard Roth
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.)
Corning Inc
Original Assignee
Corning Inc
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 Corning Inc filed Critical Corning Inc
Publication of EP0873612A1 publication Critical patent/EP0873612A1/en
Publication of EP0873612A4 publication Critical patent/EP0873612A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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]
    • 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
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/506—Multiwavelength transmitters
    • 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
    • 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
    • G02B2006/12083—Constructional arrangements
    • G02B2006/12104—Mirror; Reflectors or the like
    • 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
    • H04J14/0213—Groups of channels or wave bands arrangements
    • 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
    • H04J14/0215—Architecture aspects
    • H04J14/0219—Modular or upgradable architectures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
EP97937299A 1996-08-29 1997-07-29 Switchable wavelength add/drop component Withdrawn EP0873612A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2499396P 1996-08-29 1996-08-29
US24993P 1996-08-29
PCT/US1997/014463 WO1998009396A1 (en) 1996-08-29 1997-07-29 Switchable wavelength add/drop component

Publications (2)

Publication Number Publication Date
EP0873612A1 EP0873612A1 (en) 1998-10-28
EP0873612A4 true EP0873612A4 (en) 2002-06-12

Family

ID=21823453

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97937299A Withdrawn EP0873612A4 (en) 1996-08-29 1997-07-29 Switchable wavelength add/drop component

Country Status (8)

Country Link
EP (1) EP0873612A4 (en)
JP (1) JPH11514758A (en)
KR (1) KR19990067154A (en)
CN (1) CN1198860A (en)
AU (1) AU3984797A (en)
CA (1) CA2231642A1 (en)
TW (1) TW419605B (en)
WO (1) WO1998009396A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1012646A1 (en) * 1996-10-10 2000-06-28 Tyco Submarine Systems Ltd. Method and apparatus for combining add/drop optical signal lines from a plurality of branching units
JP2000124855A (en) * 1998-10-14 2000-04-28 Nec Corp Optical branching filter, optical multiplexer, optical signal relay amplifier and optical network system
IT1309096B1 (en) 1999-10-11 2002-01-16 Cselt Centro Studi Lab Telecom TUNABLE DEVICE FOR THE EXTRACTION AND INSERTION OF OPTICAL PORTERS IN OPTICAL COMMUNICATION NETWORKS.
US6762880B2 (en) 2001-02-21 2004-07-13 Ibsen Photonics A/S Grating structures and methods of making the grating structures
US20040247239A1 (en) * 2001-03-12 2004-12-09 Louay Eldada Hitless errorless trimmable dynamic optical add/drop multiplexer devices
EP1855132A3 (en) * 2001-03-12 2007-12-26 E.I.Du pont de nemours and company Trimmable optical add/drop multiplexer devices

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283686A (en) * 1992-07-27 1994-02-01 General Instrument Corporation, Jerrold Communications Optical systems with grating reflector
WO1997006617A1 (en) * 1995-08-04 1997-02-20 Alcatel Alsthom Compagnie Generale D'electricite Signal routing for fibre optic networks

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5579143A (en) * 1993-06-04 1996-11-26 Ciena Corporation Optical system with tunable in-fiber gratings
US5426297A (en) * 1993-09-27 1995-06-20 United Technologies Corporation Multiplexed Bragg grating sensors
US5446809A (en) * 1994-09-23 1995-08-29 United Technologies Corporation All fiber wavelength selective optical switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283686A (en) * 1992-07-27 1994-02-01 General Instrument Corporation, Jerrold Communications Optical systems with grating reflector
WO1997006617A1 (en) * 1995-08-04 1997-02-20 Alcatel Alsthom Compagnie Generale D'electricite Signal routing for fibre optic networks

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
OKAYAMA H ET AL: "DYNAMIC WAVELENGTH SELECTIVE ADD/DROP NODE COMPRISING FIBRE GRATINGS AND OPTICAL SWITCHES", ELECTRONICS LETTERS, IEE STEVENAGE, GB, vol. 33, no. 5, 27 February 1997 (1997-02-27), pages 403 - 404, XP000726988, ISSN: 0013-5194 *
See also references of WO9809396A1 *

Also Published As

Publication number Publication date
WO1998009396A1 (en) 1998-03-05
CA2231642A1 (en) 1998-03-05
JPH11514758A (en) 1999-12-14
KR19990067154A (en) 1999-08-16
CN1198860A (en) 1998-11-11
MX9803355A (en) 1998-09-30
EP0873612A1 (en) 1998-10-28
TW419605B (en) 2001-01-21
AU3984797A (en) 1998-03-19

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