DE3687586D1 - Verfahren und geraet zur ausrichtung von wdm-daten, uebertragen durch ein dispersives medium. - Google Patents

Verfahren und geraet zur ausrichtung von wdm-daten, uebertragen durch ein dispersives medium.

Info

Publication number
DE3687586D1
DE3687586D1 DE8686101868T DE3687586T DE3687586D1 DE 3687586 D1 DE3687586 D1 DE 3687586D1 DE 8686101868 T DE8686101868 T DE 8686101868T DE 3687586 T DE3687586 T DE 3687586T DE 3687586 D1 DE3687586 D1 DE 3687586D1
Authority
DE
Germany
Prior art keywords
aligning
transmitted
dispersive medium
wdm data
wdm
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 - Fee Related
Application number
DE8686101868T
Other languages
English (en)
Other versions
DE3687586T2 (de
Inventor
Lee Clyde Haas
Mitchell Levy Loeb
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3687586D1 publication Critical patent/DE3687586D1/de
Publication of DE3687586T2 publication Critical patent/DE3687586T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
    • G02B6/2931—Diffractive element operating in reflection
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
    • G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
    • G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels
    • G02B6/29365—Serial cascade of filters or filtering operations, e.g. for a large number of channels in a multireflection configuration, i.e. beam following a zigzag path between filters or filtering operations
    • G02B6/29367—Zigzag path within a transparent optical block, e.g. filter deposited on an etalon, glass plate, wedge acting as a stable spacer
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE8686101868T 1985-04-04 1986-02-14 Verfahren und geraet zur ausrichtung von wdm-daten, uebertragen durch ein dispersives medium. Expired - Fee Related DE3687586T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/719,927 US4677618A (en) 1985-04-04 1985-04-04 Method and apparatus for deskewing WDM data transmitted through a dispersive medium

Publications (2)

Publication Number Publication Date
DE3687586D1 true DE3687586D1 (de) 1993-03-11
DE3687586T2 DE3687586T2 (de) 1993-08-19

Family

ID=24891952

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686101868T Expired - Fee Related DE3687586T2 (de) 1985-04-04 1986-02-14 Verfahren und geraet zur ausrichtung von wdm-daten, uebertragen durch ein dispersives medium.

Country Status (5)

Country Link
US (1) US4677618A (de)
EP (1) EP0197263B1 (de)
JP (1) JPS61236236A (de)
CA (1) CA1234932A (de)
DE (1) DE3687586T2 (de)

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US5099114A (en) * 1989-04-28 1992-03-24 Nippon Telegraph & Telephone Corporation Optical wavelength demultiplexer
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US5157530A (en) * 1990-01-18 1992-10-20 International Business Machines Corporation Optical fiber system
JPH0425243A (ja) * 1990-05-18 1992-01-29 Hitachi Cable Ltd 波長多重信号受信方法
JPH04132428A (ja) * 1990-09-25 1992-05-06 Canon Inc 光通信方式及びそこに用いられる受信装置
FR2672178B1 (fr) * 1991-01-29 1994-03-18 Alcatel Cit Concentrateur photonique.
FR2673057B1 (fr) * 1991-02-20 1994-04-08 France Telecom Reseau de communication optique.
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EP0547836B1 (de) * 1991-12-16 2001-12-19 AT&T Corp. Optische Paketvermittlungstelle
WO1993013612A1 (en) * 1991-12-20 1993-07-08 Raychem Corporation A robust optical signal transmission system
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JP3148003B2 (ja) * 1992-07-02 2001-03-19 富士通株式会社 受信データ再生装置
US5477362A (en) * 1992-09-09 1995-12-19 Hitachi, Ltd. Optical switching system
US5533188A (en) * 1992-10-19 1996-07-02 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Fault-tolerant processing system
US5351147A (en) * 1992-10-27 1994-09-27 Bell Communications Research, Inc. Pulse frequency division multiplexing
DE69323544T2 (de) * 1993-04-27 1999-06-17 Cit Alcatel Dispersionskorrekturvorrichtung
FR2706638B1 (fr) * 1993-06-17 1995-07-13 Alcatel Nv Procédé de dispersion chromatique temporelle, dispositif optique dispersif, et système de transmission à fibre optique utilisant ce dispositif.
US5440557A (en) * 1993-12-21 1995-08-08 National Semiconductor Corporation Apparatus and methods for providing an interface between FDDI-II rings
US5768283A (en) * 1994-11-08 1998-06-16 Washington University Digital phase adjustment circuit for asynchronous transfer mode and like data formats
US6233077B1 (en) * 1995-05-11 2001-05-15 Ciena Corporation Remodulating channel selectors for WDM optical communication systems
US9191117B2 (en) * 1995-05-11 2015-11-17 Ciena Corporation High-speed optical transponder systems
US6016212A (en) * 1997-04-30 2000-01-18 At&T Corp Optical receiver and demultiplexer for free-space wavelength division multiplexing communications systems
US6031847A (en) * 1997-07-01 2000-02-29 Silicon Graphics, Inc Method and system for deskewing parallel bus channels
US6697385B1 (en) * 1997-09-23 2004-02-24 Cypress Semiconductor Corp. Circuit(s), method(s) and architecture for configurable packet re-timing in network repeater hubs
US6317232B1 (en) * 1998-03-25 2001-11-13 Mci Communications Corporation Bi-directional all-optical regenerator
JP3715429B2 (ja) * 1998-04-16 2005-11-09 富士通株式会社 パラレル光送信／光受信モジュール
DE19828614A1 (de) * 1998-06-26 1999-12-30 Ams Optotech Vertrieb Gmbh Verfahren und Vorrichtung zur optischen Datenübertragung über Lichtwellenleiter
US6731875B1 (en) * 1998-09-22 2004-05-04 Lucent Technologies Inc. Wavelength bus architecture for ultra-high speed dense wavelength division multiplexed systems
US6675327B1 (en) 1998-12-14 2004-01-06 Agere Systems Inc. Communications system including lower rate parallel electronics with skew compensation and associated methods
US6678842B1 (en) 1998-12-14 2004-01-13 Agere Systems Inc. Communications system and associated deskewing methods
US6909727B1 (en) 1998-12-14 2005-06-21 Agere Systems Inc. Communications system and associated methods with out-of-band control
US6775302B1 (en) 1998-12-14 2004-08-10 Agere Systems Inc. Communications system with symmetrical interfaces and associated methods
US6731878B1 (en) 2000-08-17 2004-05-04 At&T Corp Free space optical communication link with diversity
US6690891B1 (en) * 2000-10-04 2004-02-10 Alcatel Method for synchronizing optical signals, an optical synchronizing devices and an optical network node therefor
US20020091885A1 (en) * 2000-12-30 2002-07-11 Norm Hendrickson Data de-skew method and system
US20020093986A1 (en) * 2000-12-30 2002-07-18 Norm Hendrickson Forward data de-skew method and system
GB0106409D0 (en) * 2001-03-15 2001-05-02 Roke Manor Research Parallel optical receiver for TDM systems
EP1368911B1 (de) * 2001-03-15 2009-10-28 Roke Manor Research Limited Verbesserung in optischen datenempfängersystemen
DE60219157T2 (de) * 2002-07-22 2007-12-06 Texas Instruments Inc., Dallas Verfahren und Einrichtung für die parallele Synchronisation von mehreren seriellen Datenströmen
US6915462B1 (en) * 2002-07-30 2005-07-05 Adaptec, Inc. Method and apparatus for a programmable deskew circuit
US20070127926A1 (en) * 2003-11-17 2007-06-07 Fabio Marioni Free space optical conditioner
GB2430569A (en) * 2005-09-27 2007-03-28 Agilent Technologies Inc Passing a modulated multi-wavelength optical signal through a dispersive single mode fibre to produce a test signal
US7881617B2 (en) * 2006-02-24 2011-02-01 Cisco Technology, Inc. Buffering schemes for optical packet processing
US7835649B2 (en) * 2006-02-24 2010-11-16 Cisco Technology, Inc. Optical data synchronization scheme
CN100460902C (zh) * 2006-03-10 2009-02-11 中兴通讯股份有限公司 波分复用系统残余色散补偿的调节方法和装置
JP5034329B2 (ja) * 2006-06-09 2012-09-26 富士通株式会社 デスキュー装置およびデスキュー方法
TWI355485B (en) * 2007-12-04 2012-01-01 Univ Nat Taiwan Science Tech Time domain digital temperature sensing system and
US8072905B2 (en) * 2008-02-04 2011-12-06 Sony Ericsson Mobile Communications Ab Intelligent interaction between devices in a local network
US20120230673A1 (en) * 2009-11-03 2012-09-13 Arne Striegler Measurement of accumulated chromatic dispersion in an optical data transmission network
JP5523201B2 (ja) * 2010-05-21 2014-06-18 三菱電機株式会社 デスキュー装置およびデスキュー処理方法
US9459650B2 (en) 2014-03-17 2016-10-04 Qualcomm Incorporated Clock pulse generator for multi-phase signaling
US10110318B2 (en) * 2015-02-19 2018-10-23 Elenion Technologies, Llc Optical delay lines for electrical skew compensation
US11424905B1 (en) 2019-09-20 2022-08-23 Astera Labs, Inc. Retimer with mesochronous intra-lane path controllers

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JPS5832178A (ja) * 1981-08-19 1983-02-25 Advantest Corp Ｉｃテスタ
JPS6043929A (ja) * 1983-08-22 1985-03-08 Nec Corp 光分散補償方式

Also Published As

Publication number Publication date
DE3687586T2 (de) 1993-08-19
US4677618A (en) 1987-06-30
CA1234932A (en) 1988-04-05
EP0197263B1 (de) 1993-01-27
EP0197263A3 (en) 1988-10-26
EP0197263A2 (de) 1986-10-15
JPS61236236A (ja) 1986-10-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee