DE602004024558D1 - Umschaltbare kopplung - Google Patents
Umschaltbare kopplungInfo
- Publication number
- DE602004024558D1 DE602004024558D1 DE602004024558T DE602004024558T DE602004024558D1 DE 602004024558 D1 DE602004024558 D1 DE 602004024558D1 DE 602004024558 T DE602004024558 T DE 602004024558T DE 602004024558 T DE602004024558 T DE 602004024558T DE 602004024558 D1 DE602004024558 D1 DE 602004024558D1
- Authority
- DE
- Germany
- Prior art keywords
- sub
- outlet port
- electro
- polarized components
- recombine
- 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.)
- Active
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
- G02F1/1326—Liquid crystal optical waveguides or liquid crystal cells specially adapted for gating or modulating between optical waveguides
-
- 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
- G02F1/315—Digital deflection, i.e. optical switching based on the use of controlled internal reflection
-
- 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
- G02F2203/06—Polarisation independent
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0324408.4A GB0324408D0 (en) | 2003-10-17 | 2003-10-17 | Switchable coupling |
PCT/GB2004/004311 WO2005040902A1 (en) | 2003-10-17 | 2004-10-08 | Switchable coupling |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004024558D1 true DE602004024558D1 (de) | 2010-01-21 |
Family
ID=29559527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004024558T Active DE602004024558D1 (de) | 2003-10-17 | 2004-10-08 | Umschaltbare kopplung |
Country Status (6)
Country | Link |
---|---|
US (1) | US7428036B2 (de) |
EP (1) | EP1673657B1 (de) |
AT (1) | ATE451634T1 (de) |
DE (1) | DE602004024558D1 (de) |
GB (1) | GB0324408D0 (de) |
WO (1) | WO2005040902A1 (de) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5810731B2 (ja) | 1979-09-21 | 1983-02-26 | 日本電信電話株式会社 | 光スイッチ |
US4278327A (en) * | 1979-11-26 | 1981-07-14 | Sperry Corporation | Liquid crystal matrices |
US4784470A (en) * | 1985-11-05 | 1988-11-15 | Itt Defense Communications, A Division Of Itt Corporation | Optical switching device |
JPS63309932A (ja) | 1987-06-12 | 1988-12-19 | Hitachi Ltd | 漏話特性可変式光スイツチ |
US4813771A (en) * | 1987-10-15 | 1989-03-21 | Displaytech Incorporated | Electro-optic switching devices using ferroelectric liquid crystals |
US5132822A (en) * | 1990-11-29 | 1992-07-21 | Gte Laboratories Incorporated | Optical switch |
US6559921B1 (en) * | 1999-11-01 | 2003-05-06 | Corning Incorporated | Liquid crystal planar non-blocking NxN cross-connect |
US6563973B1 (en) | 2000-06-27 | 2003-05-13 | Corning Incorporated | Low-index waveguide liquid crystal cross-connect |
KR100788442B1 (ko) * | 2001-04-12 | 2007-12-24 | 다이니뽄 잉끼 가가꾸 고오교오 가부시끼가이샤 | 섬유 강화 플라스틱 성형품, 그 제조 방법 및 그것을사용한 몰드 |
-
2003
- 2003-10-17 GB GBGB0324408.4A patent/GB0324408D0/en not_active Ceased
-
2004
- 2004-10-08 WO PCT/GB2004/004311 patent/WO2005040902A1/en active Search and Examination
- 2004-10-08 AT AT04768842T patent/ATE451634T1/de not_active IP Right Cessation
- 2004-10-08 US US10/518,898 patent/US7428036B2/en not_active Expired - Fee Related
- 2004-10-08 EP EP04768842A patent/EP1673657B1/de not_active Not-in-force
- 2004-10-08 DE DE602004024558T patent/DE602004024558D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
EP1673657B1 (de) | 2009-12-09 |
US7428036B2 (en) | 2008-09-23 |
US20060104567A1 (en) | 2006-05-18 |
EP1673657A1 (de) | 2006-06-28 |
ATE451634T1 (de) | 2009-12-15 |
GB0324408D0 (en) | 2003-11-19 |
WO2005040902A1 (en) | 2005-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |