CA2008901A1 - Connexion d'intersection a faibles pertes pour guides d'ondes - Google Patents
Connexion d'intersection a faibles pertes pour guides d'ondesInfo
- Publication number
- CA2008901A1 CA2008901A1 CA2008901A CA2008901A CA2008901A1 CA 2008901 A1 CA2008901 A1 CA 2008901A1 CA 2008901 A CA2008901 A CA 2008901A CA 2008901 A CA2008901 A CA 2008901A CA 2008901 A1 CA2008901 A1 CA 2008901A1
- Authority
- CA
- Canada
- Prior art keywords
- waveguides
- low loss
- intersection
- loss waveguide
- waveguide intersection
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000002939 deleterious effect Effects 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
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
- G02F1/29—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
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3137—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions
-
- 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
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/318,044 US4961619A (en) | 1989-03-02 | 1989-03-02 | Low loss waveguide intersection |
US318,044 | 1989-03-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2008901A1 true CA2008901A1 (fr) | 1990-09-02 |
CA2008901C CA2008901C (fr) | 1994-07-05 |
Family
ID=23236385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002008901A Expired - Lifetime CA2008901C (fr) | 1989-03-02 | 1990-01-30 | Connexion d'intersection a faibles pertes pour guides d'ondes |
Country Status (5)
Country | Link |
---|---|
US (1) | US4961619A (fr) |
EP (1) | EP0385671B1 (fr) |
JP (1) | JP2545149B2 (fr) |
CA (1) | CA2008901C (fr) |
DE (1) | DE69021750T2 (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2894735B2 (ja) * | 1989-08-30 | 1999-05-24 | 日本電気株式会社 | 光回路 |
DE69031968T2 (de) * | 1989-10-26 | 1998-06-10 | Oki Electric Ind Co Ltd | Optischer Wellenleiterschalter |
GB2239715B (en) * | 1990-01-06 | 1994-04-27 | Plessey Co Plc | Integrated optical device |
FR2680418B1 (fr) * | 1991-08-13 | 1995-01-20 | Corning Inc | Diviseur achromatique en optique integree et coupleur de m entrees vers n sorties incorporant un tel diviseur. |
FI944253A (fi) * | 1993-09-17 | 1995-03-18 | Iot Integrierte Optik Gmbh | Integroidusti optinen 2 x 2 -kytkin |
US6134043A (en) * | 1998-08-11 | 2000-10-17 | Massachusetts Institute Of Technology | Composite photonic crystals |
US6198860B1 (en) | 1998-09-22 | 2001-03-06 | Massachusetts Institute Of Technology | Optical waveguide crossings |
US6684008B2 (en) | 2000-09-01 | 2004-01-27 | The University Of British Columbia | Planar photonic bandgap structures for controlling radiation loss |
DE10253438B4 (de) * | 2002-11-12 | 2008-09-18 | Finisar Corp., Sunnyvale | Wellenleiterkreuzung |
US6934446B2 (en) * | 2003-03-27 | 2005-08-23 | Lucent Technologies Inc. | Optical waveguiding apparatus having reduced crossover losses |
CA2560845C (fr) * | 2004-03-24 | 2011-05-24 | Sioptical, Inc. | Recouvrement optique en silicium mince |
US7447397B1 (en) | 2004-06-14 | 2008-11-04 | Dynamic Method Enterprises Limited | Optical switch matrix |
CN102144179B (zh) * | 2008-09-04 | 2013-06-12 | 惠普开发有限公司 | 损耗得以减少的介电波导相交点 |
CN103760637B (zh) * | 2014-02-10 | 2017-02-22 | 南京大学 | 一种微型高性能正交硅波导结构 |
US10642074B2 (en) | 2016-09-30 | 2020-05-05 | University Of Utah Research Foundation | Photonic modulator structures and methods of manufacture |
GB2559252B (en) * | 2016-12-02 | 2020-06-03 | Rockley Photonics Ltd | Waveguide optoelectronic device |
JP2018116115A (ja) * | 2017-01-17 | 2018-07-26 | 古河電気工業株式会社 | 交差光導波路構造及び光導波路素子 |
US11022825B2 (en) * | 2018-09-03 | 2021-06-01 | Ciena Corporation | Silicon photonics modulator using TM mode and with a modified rib geometry |
US11067749B2 (en) * | 2019-11-21 | 2021-07-20 | Globalfoundries U.S. Inc. | Waveguides with cladding layers of gradated refractive index |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5323207B2 (fr) * | 1973-12-14 | 1978-07-13 | ||
US4262992A (en) * | 1979-04-18 | 1981-04-21 | The United States Of America As Represented By The Director Of The National Security Agency | Variable integrated optical logic element |
US4674827A (en) * | 1982-05-20 | 1987-06-23 | Masayuki Izutsu | Slab-type optical device |
EP0105693B1 (fr) * | 1982-09-30 | 1990-05-23 | Fujitsu Limited | Commutateur optique bipolaire contrôlé en tension utilisant des guides d'ondes entrecroisés |
JPS6227723A (ja) * | 1985-07-29 | 1987-02-05 | Oki Electric Ind Co Ltd | 導波型光スイツチ |
US4693546A (en) * | 1986-02-24 | 1987-09-15 | The United States Of America As Represented By The Secretary Of The Air Force | Guided-wave optical power divider |
JPS6371826A (ja) * | 1986-09-16 | 1988-04-01 | Hitachi Ltd | 光半導体装置 |
JPS63142333A (ja) * | 1986-12-05 | 1988-06-14 | Oki Electric Ind Co Ltd | 導波型光スイツチ |
US4846540A (en) * | 1988-01-25 | 1989-07-11 | Bell Communications Research, Inc. | Optical wavegide junction |
-
1989
- 1989-03-02 US US07/318,044 patent/US4961619A/en not_active Expired - Lifetime
-
1990
- 1990-01-30 CA CA002008901A patent/CA2008901C/fr not_active Expired - Lifetime
- 1990-02-20 JP JP2037552A patent/JP2545149B2/ja not_active Expired - Lifetime
- 1990-02-23 EP EP90301953A patent/EP0385671B1/fr not_active Expired - Lifetime
- 1990-02-23 DE DE69021750T patent/DE69021750T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69021750D1 (de) | 1995-09-28 |
JPH02266334A (ja) | 1990-10-31 |
DE69021750T2 (de) | 1996-02-29 |
EP0385671A2 (fr) | 1990-09-05 |
CA2008901C (fr) | 1994-07-05 |
EP0385671A3 (fr) | 1992-02-19 |
JP2545149B2 (ja) | 1996-10-16 |
US4961619A (en) | 1990-10-09 |
EP0385671B1 (fr) | 1995-08-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed | ||
MKEC | Expiry (correction) |
Effective date: 20121202 |