WO2003075080A1 - Optical switch - Google Patents

Optical switch Download PDF

Info

Publication number
WO2003075080A1
WO2003075080A1 PCT/JP2003/002299 JP0302299W WO03075080A1 WO 2003075080 A1 WO2003075080 A1 WO 2003075080A1 JP 0302299 W JP0302299 W JP 0302299W WO 03075080 A1 WO03075080 A1 WO 03075080A1
Authority
WO
WIPO (PCT)
Prior art keywords
polarized light
polarized
optical path
optical
light separation
Prior art date
Application number
PCT/JP2003/002299
Other languages
English (en)
French (fr)
Inventor
Masafumi Ide
Original Assignee
Citizen Watch Co., 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
Application filed by Citizen Watch Co., Ltd. filed Critical Citizen Watch Co., Ltd.
Priority to US10/502,735 priority Critical patent/US7099526B2/en
Priority to EP03743519A priority patent/EP1491939A4/en
Publication of WO2003075080A1 publication Critical patent/WO2003075080A1/ja

Links

Classifications

    • 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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
    • 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
    • G02F1/29—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 position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • 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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/16—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 series; tandem
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/07—Polarisation dependent

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
PCT/JP2003/002299 2002-03-05 2003-02-28 Optical switch WO2003075080A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US10/502,735 US7099526B2 (en) 2002-03-05 2003-02-28 Optical switch
EP03743519A EP1491939A4 (en) 2002-03-05 2003-02-28 OPTICAL SWITCH

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002-58970 2002-03-05
JP2002058970A JP3672093B2 (ja) 2002-03-05 2002-03-05 光スイッチ

Publications (1)

Publication Number Publication Date
WO2003075080A1 true WO2003075080A1 (en) 2003-09-12

Family

ID=27784725

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/002299 WO2003075080A1 (en) 2002-03-05 2003-02-28 Optical switch

Country Status (5)

Country Link
US (1) US7099526B2 (ja)
EP (1) EP1491939A4 (ja)
JP (1) JP3672093B2 (ja)
CN (1) CN100526939C (ja)
WO (1) WO2003075080A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005066706A1 (de) * 2003-12-24 2005-07-21 Carl Zeiss Ag Optischer schalter

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101589339B (zh) 2006-05-18 2012-06-20 亚西尔·A·扎格鲁尔 具有基于偏振的逻辑电平表示的光学逻辑器件及其设计方法
US8004734B2 (en) * 2006-05-18 2011-08-23 Zaghloul Yasser A Optical logic devices having polarization-based logic level representation and method of designing the same
JP5090783B2 (ja) * 2007-05-02 2012-12-05 日本電信電話株式会社 可変光減衰器、可変光減衰器内蔵受信器および光減衰方法
TWI435118B (zh) * 2010-12-15 2014-04-21 Chung Shan Inst Of Science A multi - channel optical image capture device
CN103676322B (zh) * 2012-09-17 2016-07-06 北京京东方光电科技有限公司 一种液晶显示装置及其相位补偿方法
US20180088378A1 (en) * 2016-09-28 2018-03-29 Electronics And Telecommunications Research Institute Polarimetric-analysis-type dual liquid crystal wavelength filter module

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5235444A (en) 1988-08-26 1993-08-10 U.S. Philips Corporation Image projection arrangement
JPH11218752A (ja) * 1998-11-20 1999-08-10 Seiko Epson Corp 液晶電気光学素子
JP2000206576A (ja) * 1999-01-08 2000-07-28 Nippon Telegr & Teleph Corp <Ntt> 光スイッチ用素子および光スイッチ
US20020009257A1 (en) * 2000-02-17 2002-01-24 Oleg Bouevitch Optical configuration for a dynamic gain equalizer and a configurable add/drop multiplexer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2046937B (en) * 1979-04-09 1983-05-18 Crosfield Electronics Ltd Optical intensity modulators
US5568286A (en) * 1993-10-04 1996-10-22 General Electric Company Fast liquid crystal switching unit
WO1999004310A2 (de) * 1997-07-19 1999-01-28 Deutsche Telekom Ag Anordnung und verfahren zur elektrischen steuerung der intensität von unpolarisiertem licht
EP1083457A1 (en) * 1999-09-07 2001-03-14 Corning Incorporated Liquid crystal matrix add/drop system
US6807329B2 (en) * 2001-07-17 2004-10-19 Civcom Devices & Systems Ltd. Method and device for polarization-based all-optical switching
AU2002241941A1 (en) * 2001-01-22 2002-07-30 Civcom Devices And Systems Ltd. Fast all-optical switches and attenuators

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5235444A (en) 1988-08-26 1993-08-10 U.S. Philips Corporation Image projection arrangement
JPH11218752A (ja) * 1998-11-20 1999-08-10 Seiko Epson Corp 液晶電気光学素子
JP2000206576A (ja) * 1999-01-08 2000-07-28 Nippon Telegr & Teleph Corp <Ntt> 光スイッチ用素子および光スイッチ
US20020009257A1 (en) * 2000-02-17 2002-01-24 Oleg Bouevitch Optical configuration for a dynamic gain equalizer and a configurable add/drop multiplexer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1491939A4

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005066706A1 (de) * 2003-12-24 2005-07-21 Carl Zeiss Ag Optischer schalter

Also Published As

Publication number Publication date
EP1491939A4 (en) 2011-03-16
CN1639615A (zh) 2005-07-13
JP2003255411A (ja) 2003-09-10
US20050089265A1 (en) 2005-04-28
CN100526939C (zh) 2009-08-12
EP1491939A1 (en) 2004-12-29
US7099526B2 (en) 2006-08-29
JP3672093B2 (ja) 2005-07-13

Similar Documents

Publication Publication Date Title
WO2007052265A3 (en) Binocular optical relay device
EP1517462A3 (en) Tunable dispersion compensator
WO2002059938A3 (en) Spatially modulated reflector for an optoelectronic device
WO2003003636A3 (en) Control of parameters in a global optical controller
WO2007029260A3 (en) Optical wavelength selective router
TW200508774A (en) Highly efficient single panel and two panel projection engines
WO2004095528A3 (en) Polarization splitting grating couplers
WO2001094994A3 (en) A reconfigurable optical switch
WO2003009022A3 (en) Switch and variable optical attenuator for single or arrayed optical channels
ATE510318T1 (de) Element mit variabler kapazität
WO1995027226A3 (de) Stereomikroscop
EP1345053A3 (en) Optical wavelenght division multiplexer
WO2003069396A3 (en) Device and method for varying the reflectance or transmittance of light
WO2005067452A3 (en) Motionless zoom lens
CA2326171A1 (en) N x m digitally programmable optical routing switch
TW200724275A (en) Device for switching a laser beam, laser machining device
WO2003075080A1 (en) Optical switch
WO2002099534A3 (de) Beleuchtungssystem mit einer vielzahl von einzelgittern
WO2002018993A3 (en) Tunable optical filter with retained complementary output
WO2006135587A3 (en) Holographic combiners for illumination of spatial light modulators in projection systems
WO2001089128A3 (en) A reconfigurable optical switch
EP1061406A3 (en) A polarization independent light switching device based on liquid crystal
EP1137308A3 (en) Programmable optical switch apparatus
WO1999004310A3 (de) Anordnung und verfahren zur elektrischen steuerung der intensität von unpolarisiertem licht
WO2003012506A3 (en) Electro optical device with parallel sections for orthogonal polarization modes

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): CN US

AL Designated countries for regional patents

Kind code of ref document: A1

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

121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 10502735

Country of ref document: US

REEP Request for entry into the european phase

Ref document number: 2003743519

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2003743519

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 20038051273

Country of ref document: CN

WWP Wipo information: published in national office

Ref document number: 2003743519

Country of ref document: EP