HK1041126A1 - Tuneable add/drop multiplexing method and arrangement. - Google Patents

Tuneable add/drop multiplexing method and arrangement.

Info

Publication number
HK1041126A1
HK1041126A1 HK02102867A HK02102867A HK1041126A1 HK 1041126 A1 HK1041126 A1 HK 1041126A1 HK 02102867 A HK02102867 A HK 02102867A HK 02102867 A HK02102867 A HK 02102867A HK 1041126 A1 HK1041126 A1 HK 1041126A1
Authority
HK
Hong Kong
Prior art keywords
add
waveguide
michelson
tuneable
drop
Prior art date
Application number
HK02102867A
Other languages
English (en)
Inventor
Torsten Augustsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of HK1041126A1 publication Critical patent/HK1041126A1/xx

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
    • 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
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317—Light guides of the optical fibre type
    • G02B6/29319—With a cascade of diffractive elements or of diffraction operations
    • 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
    • G02B6/29349—Michelson or Michelson/Gires-Tournois configuration, i.e. based on splitting and interferometrically combining relatively delayed signals at a single beamsplitter
    • 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
    • G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
    • G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
    • G02B6/29353—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide with a wavelength selective element in at least one light guide interferometer arm, e.g. grating, interference filter, resonator
    • 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
    • G02B6/29382—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 including at least adding or dropping a signal, i.e. passing the majority of signals
    • G02B6/29383—Adding and dropping
    • 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
    • G02B6/29395—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 configurable, e.g. tunable or reconfigurable
    • 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
    • G02B6/34—Optical coupling means utilising prism or grating
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/028—WDM bus architectures
    • 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
    • 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
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • 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
    • H04Q2011/0022—Construction using fibre gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Steering Controls (AREA)
  • Lock And Its Accessories (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Transmitters (AREA)
  • Vehicle Body Suspensions (AREA)
HK02102867A 1998-09-22 2002-04-16 Tuneable add/drop multiplexing method and arrangement. HK1041126A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9803212A SE514576C2 (sv) 1998-09-22 1998-09-22 Anordning och förfarande för avstämbar Add/Drop- Multiplexering
PCT/SE1999/001496 WO2000018042A2 (fr) 1998-09-22 1999-08-31 Multiplexeur a insertion-extraction reglable

Publications (1)

Publication Number Publication Date
HK1041126A1 true HK1041126A1 (en) 2002-06-28

Family

ID=20412676

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02102867A HK1041126A1 (en) 1998-09-22 2002-04-16 Tuneable add/drop multiplexing method and arrangement.

Country Status (13)

Country Link
US (1) US6345136B1 (fr)
EP (1) EP1116346B1 (fr)
JP (1) JP2002525965A (fr)
KR (1) KR20010085802A (fr)
CN (1) CN1166088C (fr)
AT (1) ATE330382T1 (fr)
AU (1) AU6376099A (fr)
CA (1) CA2343724A1 (fr)
DE (1) DE69931939D1 (fr)
HK (1) HK1041126A1 (fr)
SE (1) SE514576C2 (fr)
TW (1) TW396687B (fr)
WO (1) WO2000018042A2 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE513357C2 (sv) * 1999-07-01 2000-08-28 Ericsson Telefon Ab L M Avstämbart optiskt filter samt förfarande för vågländsselektiv filtrering av optiska våglängskanaler
SE0002750D0 (sv) * 1999-11-05 2000-07-24 Ericsson Telefon Ab L M Anordning för multiplexering/demultiplexering samt förfarande därvid
SE522903C2 (sv) 2000-05-03 2004-03-16 Ericsson Telefon Ab L M Anordning och förfarande för våglängdsselektiv omkoppling
SE516534C2 (sv) * 2000-06-05 2002-01-29 Ericsson Telefon Ab L M Bragg-gitterassisterad MMIMI-kopplare för reglerbar add/drop- multiplexering
SE521419C2 (sv) 2001-11-09 2003-10-28 Ericsson Telefon Ab L M MMI-baserad anordning
US7043110B1 (en) 2002-12-10 2006-05-09 Silicon Light Machines Corporation Wavelength-selective switch and equalizer
US6876475B1 (en) 2003-01-17 2005-04-05 Silicon Light Machines Corporation Dual modulator wavelength-selective switch and equalizer
CN101552648B (zh) * 2008-04-02 2012-08-22 中国科学院半导体研究所 分两阶实现16信道的可重构光插分复用器
US8032032B2 (en) * 2008-11-14 2011-10-04 Bae Systems Information And Electronic Systems Integration Inc. Bi-directional optical link between multiple data sources and a processing node in an avionics platform
BR112014018874B1 (pt) 2012-02-08 2020-10-20 Basf Se dispersão aquosa livre de cimento, processos para preparar uma dispersão aquosa, e uma composição de polímero em pó, composição de polímero em pó, uso de uma dispersão aquosa, formulação aquosa de composições de fixação hidráulicas, e, composição de fixação hidráulica na forma de pó
CN102778730A (zh) * 2012-07-02 2012-11-14 华南理工大学 基于多模干涉器反射镜的反射式阵列波导光栅

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69426426T2 (de) * 1993-01-14 2001-05-03 Nippon Telegraph & Telephone Optisches bidirektionales Kommunikationssystem mit Wellenlängenmultiplex
US5579143A (en) * 1993-06-04 1996-11-26 Ciena Corporation Optical system with tunable in-fiber gratings
US5566014A (en) * 1994-12-28 1996-10-15 At&T Corp. Tunable add/drop optical filter providing arbitrary channel arrangements
DE59610596D1 (de) * 1995-02-01 2003-08-14 Juerg Leuthold Kompakte optisch-optische schalter und wellenlängen-konverter mittels multimode-interferenz moden-konvertern
SE508871C2 (sv) * 1997-03-07 1998-11-09 Ericsson Telefon Ab L M Förfarande och anordning för omkoppling av optiska våglängdsmultiplexerade kanaler
US5953467A (en) * 1997-09-23 1999-09-14 Lucent Technologies Inc. Switchable optical filter

Also Published As

Publication number Publication date
CN1166088C (zh) 2004-09-08
WO2000018042A3 (fr) 2000-07-13
SE514576C2 (sv) 2001-03-12
TW396687B (en) 2000-07-01
ATE330382T1 (de) 2006-07-15
CN1319286A (zh) 2001-10-24
JP2002525965A (ja) 2002-08-13
WO2000018042A2 (fr) 2000-03-30
US6345136B1 (en) 2002-02-05
SE9803212L (sv) 2000-03-23
KR20010085802A (ko) 2001-09-07
CA2343724A1 (fr) 2000-03-30
EP1116346B1 (fr) 2006-06-14
AU6376099A (en) 2000-04-10
EP1116346A2 (fr) 2001-07-18
SE9803212D0 (sv) 1998-09-22
DE69931939D1 (de) 2006-07-27

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080831