HK1019485A1 - An optical element and optical filter, optical sensor, optical switch element and optical coupler including the same - Google Patents
An optical element and optical filter, optical sensor, optical switch element and optical coupler including the sameInfo
- Publication number
- HK1019485A1 HK1019485A1 HK99104540A HK99104540A HK1019485A1 HK 1019485 A1 HK1019485 A1 HK 1019485A1 HK 99104540 A HK99104540 A HK 99104540A HK 99104540 A HK99104540 A HK 99104540A HK 1019485 A1 HK1019485 A1 HK 1019485A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- optical
- same
- coupler including
- filter
- sensor
- Prior art date
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
- G02B6/28—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
- G02B6/2808—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 using a mixing element which evenly distributes an input signal over a number of outputs
- G02B6/2813—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 using a mixing element which evenly distributes an input signal over a number of outputs based on multimode interference effect, i.e. self-imaging
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9601113A SE507445C2 (sv) | 1996-03-22 | 1996-03-22 | Optiskt element |
PCT/SE1997/000511 WO1997035220A1 (en) | 1996-03-22 | 1997-03-24 | An optical element |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1019485A1 true HK1019485A1 (en) | 2000-02-11 |
Family
ID=20401909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK99104540A HK1019485A1 (en) | 1996-03-22 | 1999-10-14 | An optical element and optical filter, optical sensor, optical switch element and optical coupler including the same |
Country Status (10)
Country | Link |
---|---|
US (1) | US6222960B1 (xx) |
EP (1) | EP1010024B1 (xx) |
JP (1) | JP4217276B2 (xx) |
KR (1) | KR100448325B1 (xx) |
CN (1) | CN1136464C (xx) |
AU (1) | AU2314497A (xx) |
CA (1) | CA2250328C (xx) |
HK (1) | HK1019485A1 (xx) |
SE (1) | SE507445C2 (xx) |
WO (1) | WO1997035220A1 (xx) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3251211B2 (ja) * | 1997-08-18 | 2002-01-28 | 日本電気株式会社 | 半導体受光器 |
US20020023123A1 (en) * | 1999-07-26 | 2002-02-21 | Justin P. Madison | Geographic data locator |
DE60230509D1 (de) | 2001-03-30 | 2009-02-05 | Ocg Technology Licensing Llc | Ringkernfaser |
US7373043B2 (en) * | 2005-11-16 | 2008-05-13 | Northrop Grumman Corporation | Image detection using multimode fiber amplifier |
US7668419B2 (en) | 2006-10-23 | 2010-02-23 | Weatherford/Lamb, Inc. | Evanescent sensor using a hollow-core ring mode waveguide |
JP2009541816A (ja) * | 2007-08-10 | 2009-11-26 | ビ−エイイ− システムズ パブリック リミテッド カンパニ− | 導波路に関する改良 |
CN101393302B (zh) * | 2007-09-20 | 2016-08-03 | 杨春足 | 光导光纤及其同轴半导体光源与检光器共构的光导系统 |
US8717669B2 (en) * | 2008-10-17 | 2014-05-06 | The Arizona Board Of Regents | Apparatus and method of generating nearly non-diffracting beams from multimode optical fibers |
GB0904476D0 (en) | 2009-03-16 | 2009-04-29 | Bookham Technology Plc | Ridge waveguide serial interferometers |
US8509581B2 (en) * | 2011-03-05 | 2013-08-13 | Alcatel Lucent | Optical fibers with tubular optical cores |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3633035A (en) * | 1968-11-16 | 1972-01-04 | Nippon Selfoc Co Ltd | Multiplexed optical communications system |
FR2285623A1 (fr) * | 1974-09-20 | 1976-04-16 | Max Planck Gesellschaft | Dispositif auto-formateur d'images, comportant un guide d'ondes |
US4205901A (en) * | 1975-07-17 | 1980-06-03 | International Standard Electric Corporation | Limited mode optical fiber |
US4127320A (en) * | 1977-06-29 | 1978-11-28 | Bell Telephone Laboratories, Incorporated | Multimode optical modulator/switch |
JPS5756814A (en) * | 1980-09-22 | 1982-04-05 | Fujitsu Ltd | Photocoupler |
JPS5824110A (ja) * | 1981-08-06 | 1983-02-14 | Nippon Telegr & Teleph Corp <Ntt> | 円形スタ−カプラ− |
JPH065329B2 (ja) | 1984-04-24 | 1994-01-19 | 住友電気工業株式会社 | 多モード光ファイバのモード選択励振方法 |
US4701011A (en) * | 1985-01-15 | 1987-10-20 | American Telephone And Telegraph Company, At&T Bell Laboratories | Multimode fiber-lens optical coupler |
US4688882A (en) * | 1985-02-11 | 1987-08-25 | Canadian Instrumentation And Research Limited | Optical contact evanescent wave fiber optic coupler |
DE3720929A1 (de) * | 1987-06-25 | 1989-01-05 | Philips Patentverwaltung | Nichtreziprokes optisches bauelement, insbesondere zur verwendung als isolator oder zirkulator |
GB2207525A (en) * | 1987-07-30 | 1989-02-01 | Stc Plc | Single mode multiport couplers using annular mixer guide |
JP2764263B2 (ja) * | 1987-09-16 | 1998-06-11 | セイコーインスツルメンツ株式会社 | 波長フィルタ |
FR2644593B1 (fr) | 1989-03-16 | 1991-05-17 | Comp Generale Electricite | Fibre optique pour la conversion de frequence |
JP3578351B2 (ja) * | 1993-11-04 | 2004-10-20 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴイ | マルチモード干渉結合器における強度特性及び位相特性の変化方法 |
WO1995013552A2 (en) * | 1993-11-12 | 1995-05-18 | British Telecommunications Public Limited Company | Optical filter |
-
1996
- 1996-03-22 SE SE9601113A patent/SE507445C2/sv not_active IP Right Cessation
-
1997
- 1997-03-24 KR KR10-1998-0707323A patent/KR100448325B1/ko not_active IP Right Cessation
- 1997-03-24 AU AU23144/97A patent/AU2314497A/en not_active Abandoned
- 1997-03-24 EP EP97915814A patent/EP1010024B1/en not_active Expired - Lifetime
- 1997-03-24 CN CNB971932360A patent/CN1136464C/zh not_active Expired - Fee Related
- 1997-03-24 WO PCT/SE1997/000511 patent/WO1997035220A1/en active IP Right Grant
- 1997-03-24 JP JP53341797A patent/JP4217276B2/ja not_active Expired - Fee Related
- 1997-03-24 CA CA002250328A patent/CA2250328C/en not_active Expired - Fee Related
-
1998
- 1998-09-21 US US09/157,625 patent/US6222960B1/en not_active Expired - Lifetime
-
1999
- 1999-10-14 HK HK99104540A patent/HK1019485A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1010024A1 (en) | 2000-06-21 |
CN1136464C (zh) | 2004-01-28 |
JP2000506999A (ja) | 2000-06-06 |
SE507445C2 (sv) | 1998-06-08 |
CA2250328C (en) | 2007-01-16 |
CN1214121A (zh) | 1999-04-14 |
KR20000064620A (ko) | 2000-11-06 |
JP4217276B2 (ja) | 2009-01-28 |
WO1997035220A1 (en) | 1997-09-25 |
KR100448325B1 (ko) | 2004-12-03 |
CA2250328A1 (en) | 1997-09-25 |
AU2314497A (en) | 1997-10-10 |
US6222960B1 (en) | 2001-04-24 |
SE9601113D0 (sv) | 1996-03-22 |
EP1010024B1 (en) | 2013-01-02 |
SE9601113L (sv) | 1997-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20160324 |