HK1067270A1 - Polarization independent non-blocking all-optical switching device - Google Patents
Polarization independent non-blocking all-optical switching deviceInfo
- Publication number
- HK1067270A1 HK1067270A1 HK04110149A HK04110149A HK1067270A1 HK 1067270 A1 HK1067270 A1 HK 1067270A1 HK 04110149 A HK04110149 A HK 04110149A HK 04110149 A HK04110149 A HK 04110149A HK 1067270 A1 HK1067270 A1 HK 1067270A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- polarization independent
- polarization
- blocking
- switching device
- switch
- Prior art date
Links
Classifications
-
- 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
- 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
- H04Q2011/0024—Construction using space switching
-
- 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
- H04Q2011/0026—Construction using free space propagation (e.g. lenses, mirrors)
-
- 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
- H04Q2011/0035—Construction using miscellaneous components, e.g. circulator, polarisation, acousto/thermo optical
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
- Liquid Crystal (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/805,419 US6545792B2 (en) | 2001-03-13 | 2001-03-13 | Polarization independent non-blocking all-optical switching device |
PCT/US2002/007552 WO2002073293A2 (en) | 2001-03-13 | 2002-03-13 | Polarization independent non-bloking all-optical switching device |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1067270A1 true HK1067270A1 (en) | 2005-04-01 |
Family
ID=25191521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK04110149A HK1067270A1 (en) | 2001-03-13 | 2004-12-22 | Polarization independent non-blocking all-optical switching device |
Country Status (10)
Country | Link |
---|---|
US (1) | US6545792B2 (de) |
EP (1) | EP1371260B1 (de) |
JP (1) | JP2005508508A (de) |
CN (1) | CN1258950C (de) |
AT (1) | ATE310368T1 (de) |
AU (1) | AU2002254195A1 (de) |
DE (1) | DE60207392D1 (de) |
HK (1) | HK1067270A1 (de) |
TW (1) | TW575779B (de) |
WO (1) | WO2002073293A2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6680797B2 (en) * | 2001-06-21 | 2004-01-20 | The United States Of America As Represented By The National Aeronautics And Space Administration | Spatial light modulators for full cross-connections in optical networks |
US6915031B2 (en) * | 2002-10-22 | 2005-07-05 | Finisar Corporation | Switch using electrooptic polarization splitter and combiner |
US10261262B2 (en) | 2017-04-28 | 2019-04-16 | Hewlett Packard Enterprise Development Lp | Optical circuits and optical switches |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8104122A (nl) | 1981-09-07 | 1983-04-05 | Philips Nv | Optische schakelaar. |
US4478494A (en) * | 1981-11-19 | 1984-10-23 | Sperry Corporation | Optical bypass switch |
US4516837A (en) | 1983-02-22 | 1985-05-14 | Sperry Corporation | Electro-optical switch for unpolarized optical signals |
US4720172A (en) | 1985-11-05 | 1988-01-19 | Itt Defense Communications, A Division Of Itt Corporation | Liquid crystal optical switching device |
US4784470A (en) | 1985-11-05 | 1988-11-15 | Itt Defense Communications, A Division Of Itt Corporation | Optical switching device |
US4792212A (en) | 1986-09-30 | 1988-12-20 | Itt Defense Communications, A Division Of Itt Corporation | Liquid crystal switching device |
US4790633A (en) | 1986-09-30 | 1988-12-13 | Itt Defense Communications, A Division Of Itt Corporation | Liquid crystal switching apparatus |
US4781426A (en) | 1986-09-30 | 1988-11-01 | Itt Defense Communications, A Division Of Itt Corporation | Optical fiber collimator/switch including liquid crystal polarizing material |
US4904052A (en) | 1987-04-28 | 1990-02-27 | Hughes Aircraft Company | Polarization preserving optical fiber and method of manufacturing |
US4989941A (en) * | 1988-03-18 | 1991-02-05 | The United States Of America As Represented By The Secretary Of The Air Force | Normal incidence optical switches using ferroelectric liquid crystals |
US4991924A (en) * | 1989-05-19 | 1991-02-12 | Cornell Research Foundation, Inc. | Optical switches using cholesteric or chiral nematic liquid crystals and method of using same |
US4988157A (en) | 1990-03-08 | 1991-01-29 | Bell Communications Research, Inc. | Optical switch using bubbles |
US5317658A (en) | 1992-04-06 | 1994-05-31 | At&T Bell Laboratories | Apparatus and method for providing a polarization independent optical switch |
US5381250A (en) * | 1992-11-06 | 1995-01-10 | Displaytech, Inc. | Electro-optical switch with 4 port modules with electro-optic polarization rotators |
US5276747A (en) | 1993-01-21 | 1994-01-04 | E-Tek Dynamics, Inc. | Polarization-independent optical switch/attenuator |
US5363228A (en) * | 1993-03-05 | 1994-11-08 | General Electric Company | Optical device with spatial light modulators for switching arbitrarily polarized light |
US5459591A (en) * | 1994-03-09 | 1995-10-17 | Faris; Sadeg M. | Electromagnetic energy beam steering devices |
AU3573295A (en) | 1994-09-30 | 1996-04-26 | Cambridge University Technical Services Limited | Optical switch |
US5740288A (en) * | 1995-02-22 | 1998-04-14 | E-Tek Dynamics, Inc. | Variable polarization beam splitter, combiner and mixer |
US5724165A (en) | 1996-07-23 | 1998-03-03 | Macro-Vision Communications, L.L.C. | Fault-tolerant optical routing switch |
US6097859A (en) | 1998-02-12 | 2000-08-01 | The Regents Of The University Of California | Multi-wavelength cross-connect optical switch |
US6111633A (en) | 1998-02-12 | 2000-08-29 | Spectraswitch, Inc. | Polarization independent optical switching device |
US6137619A (en) * | 1998-04-08 | 2000-10-24 | Nz Applied Technologies, Incorporated | High-speed electro-optic modulator |
US6173092B1 (en) * | 1999-04-06 | 2001-01-09 | Lucent Technologies, Inc. | Optical mirror switch utilizing walk-off devices |
US6259831B1 (en) * | 1999-06-29 | 2001-07-10 | Reveo, Inc. | All-optical interconnect utilizing polarization gates |
-
2001
- 2001-03-13 US US09/805,419 patent/US6545792B2/en not_active Expired - Fee Related
-
2002
- 2002-03-13 JP JP2002572492A patent/JP2005508508A/ja active Pending
- 2002-03-13 CN CN02809780.7A patent/CN1258950C/zh not_active Expired - Fee Related
- 2002-03-13 WO PCT/US2002/007552 patent/WO2002073293A2/en active IP Right Grant
- 2002-03-13 TW TW91104708A patent/TW575779B/zh not_active IP Right Cessation
- 2002-03-13 DE DE60207392T patent/DE60207392D1/de not_active Expired - Lifetime
- 2002-03-13 EP EP02723414A patent/EP1371260B1/de not_active Expired - Lifetime
- 2002-03-13 AT AT02723414T patent/ATE310368T1/de not_active IP Right Cessation
- 2002-03-13 AU AU2002254195A patent/AU2002254195A1/en not_active Abandoned
-
2004
- 2004-12-22 HK HK04110149A patent/HK1067270A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20020131143A1 (en) | 2002-09-19 |
ATE310368T1 (de) | 2005-12-15 |
DE60207392D1 (de) | 2005-12-22 |
US6545792B2 (en) | 2003-04-08 |
JP2005508508A (ja) | 2005-03-31 |
AU2002254195A1 (en) | 2002-09-24 |
CN1258950C (zh) | 2006-06-07 |
WO2002073293A2 (en) | 2002-09-19 |
TW575779B (en) | 2004-02-11 |
CN1509582A (zh) | 2004-06-30 |
EP1371260B1 (de) | 2005-11-16 |
WO2002073293A3 (en) | 2003-05-30 |
EP1371260A2 (de) | 2003-12-17 |
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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: 20100313 |