EP1766445A4 - Architecture d'attenuateur optique variable multiport, et parties de ladite architecture - Google Patents

Architecture d'attenuateur optique variable multiport, et parties de ladite architecture

Info

Publication number
EP1766445A4
EP1766445A4 EP05744701A EP05744701A EP1766445A4 EP 1766445 A4 EP1766445 A4 EP 1766445A4 EP 05744701 A EP05744701 A EP 05744701A EP 05744701 A EP05744701 A EP 05744701A EP 1766445 A4 EP1766445 A4 EP 1766445A4
Authority
EP
European Patent Office
Prior art keywords
parts
variable optical
optical attenuator
architecture
multiport variable
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Withdrawn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
EP05744701A
Other languages
German (de)
English (en)
Other versions
EP1766445A2 (fr
Inventor
Kamal Alameh
Adam Osseiran
Sutherland Ellwood
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.)
ST Synergy Ltd
Original Assignee
ST Synergy Ltd
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
Priority claimed from AU2004903110A external-priority patent/AU2004903110A0/en
Application filed by ST Synergy Ltd filed Critical ST Synergy Ltd
Publication of EP1766445A2 publication Critical patent/EP1766445A2/fr
Publication of EP1766445A4 publication Critical patent/EP1766445A4/fr
Withdrawn legal-status Critical Current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
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Communication System (AREA)
  • Light Guides In General And Applications Therefor (AREA)
EP05744701A 2004-06-09 2005-06-08 Architecture d'attenuateur optique variable multiport, et parties de ladite architecture Withdrawn EP1766445A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2004903110A AU2004903110A0 (en) 2004-06-09 Multiport Variable Optical Attenuator Patent
PCT/IB2005/051878 WO2005122479A2 (fr) 2004-06-09 2005-06-08 Architecture d'attenuateur optique variable multiport, et parties de ladite architecture

Publications (2)

Publication Number Publication Date
EP1766445A2 EP1766445A2 (fr) 2007-03-28
EP1766445A4 true EP1766445A4 (fr) 2009-07-29

Family

ID=35503846

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05744701A Withdrawn EP1766445A4 (fr) 2004-06-09 2005-06-08 Architecture d'attenuateur optique variable multiport, et parties de ladite architecture

Country Status (5)

Country Link
EP (1) EP1766445A4 (fr)
JP (1) JP4891905B2 (fr)
KR (1) KR20070054176A (fr)
CN (1) CN101023382B (fr)
WO (1) WO2005122479A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109541752B (zh) * 2018-11-06 2020-06-16 重庆邮电大学 一种基于全光纤光控系统的可调谐光衰减器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5999305A (en) * 1997-10-20 1999-12-07 Fujitsu Limited Optical device which makes use of magneto-optical effect
US20020051279A1 (en) * 2000-10-27 2002-05-02 Hisashi Minemoto Optical signal transmission system and magneto-optical modulator designed to establish modulation over wide range for use in the same
US20030031443A1 (en) * 2001-04-12 2003-02-13 Marin Soljacic High index-contrast fiber waveguides and applications
JP2004029766A (ja) * 2002-05-09 2004-01-29 Matsushita Electric Ind Co Ltd 光アイソレータ一体型磁気光学変調器及びその製造方法並びに光アイソレータ一体型磁気光学変調器を用いた光通信システム
US20040085614A1 (en) * 2002-10-18 2004-05-06 Elezzabi Abdulhakem Y. High-speed magneto-optic modulator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5521726A (en) * 1994-08-26 1996-05-28 Alliedsignal Inc. Polarizer with an array of tapered waveguides
JP3667827B2 (ja) * 1995-08-29 2005-07-06 富士通株式会社 ファラデー回転子
JP3587302B2 (ja) * 2000-06-21 2004-11-10 松下電器産業株式会社 フォトニック結晶作製方法およびフォトニック結晶を用いた光デバイス
JP4521609B2 (ja) * 2000-09-11 2010-08-11 ミネベア株式会社 磁気光学体及びこの磁気光学体を用いた光アイソレータ
JP4056726B2 (ja) * 2000-10-27 2008-03-05 松下電器産業株式会社 光信号伝送システム及びそれに用いる磁気光学変調器
JP2004077617A (ja) * 2002-08-12 2004-03-11 Tdk Corp 光アイソレータ機能付き可変光アッテネータ
CN2596384Y (zh) * 2002-12-26 2003-12-31 武汉光迅科技有限责任公司 高可靠性液晶阵列可变衰减器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5999305A (en) * 1997-10-20 1999-12-07 Fujitsu Limited Optical device which makes use of magneto-optical effect
US20020051279A1 (en) * 2000-10-27 2002-05-02 Hisashi Minemoto Optical signal transmission system and magneto-optical modulator designed to establish modulation over wide range for use in the same
US20030031443A1 (en) * 2001-04-12 2003-02-13 Marin Soljacic High index-contrast fiber waveguides and applications
JP2004029766A (ja) * 2002-05-09 2004-01-29 Matsushita Electric Ind Co Ltd 光アイソレータ一体型磁気光学変調器及びその製造方法並びに光アイソレータ一体型磁気光学変調器を用いた光通信システム
US20040085614A1 (en) * 2002-10-18 2004-05-06 Elezzabi Abdulhakem Y. High-speed magneto-optic modulator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005122479A2 *

Also Published As

Publication number Publication date
KR20070054176A (ko) 2007-05-28
WO2005122479A3 (fr) 2006-07-27
CN101023382A (zh) 2007-08-22
JP2008502024A (ja) 2008-01-24
WO2005122479A2 (fr) 2005-12-22
EP1766445A2 (fr) 2007-03-28
JP4891905B2 (ja) 2012-03-07
CN101023382B (zh) 2010-05-05

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20070129

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR LV MK YU

RIN1 Information on inventor provided before grant (corrected)

Inventor name: ELLWOOD, SUTHERLAND

Inventor name: OSSEIRAN, ADAM

Inventor name: ALAMEH, KAMAL

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: ST SYNERGY LIMITED

A4 Supplementary search report drawn up and despatched

Effective date: 20090625

17Q First examination report despatched

Effective date: 20100316

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20130517