DE69116458D1 - Adiabatische Reflexionsvorrichtung - Google Patents
Adiabatische ReflexionsvorrichtungInfo
- Publication number
- DE69116458D1 DE69116458D1 DE69116458T DE69116458T DE69116458D1 DE 69116458 D1 DE69116458 D1 DE 69116458D1 DE 69116458 T DE69116458 T DE 69116458T DE 69116458 T DE69116458 T DE 69116458T DE 69116458 D1 DE69116458 D1 DE 69116458D1
- Authority
- DE
- Germany
- Prior art keywords
- reflection device
- adiabatic reflection
- adiabatic
- reflection
- 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.)
- Expired - Fee Related
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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
- G02B6/29317—Light guides of the optical fibre type
- G02B6/29319—With a cascade of diffractive elements or of diffraction operations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/125—Bends, branchings or intersections
-
- 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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
- G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
- G02B6/29355—Cascade arrangement of interferometers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
- H04B10/2519—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using Bragg gratings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2581—Multimode transmission
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12083—Constructional arrangements
- G02B2006/12107—Grating
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12133—Functions
- G02B2006/12159—Interferometer
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/559,010 US5048909A (en) | 1990-07-27 | 1990-07-27 | Adiabatic reflection apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69116458D1 true DE69116458D1 (de) | 1996-02-29 |
DE69116458T2 DE69116458T2 (de) | 1996-08-08 |
Family
ID=24231919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69116458T Expired - Fee Related DE69116458T2 (de) | 1990-07-27 | 1991-07-19 | Adiabatische Reflexionsvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5048909A (de) |
EP (1) | EP0468715B1 (de) |
JP (1) | JPH04242227A (de) |
DE (1) | DE69116458T2 (de) |
HK (1) | HK145196A (de) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2624328B2 (ja) * | 1989-05-19 | 1997-06-25 | 日本電気 株式会社 | 光合波分波器 |
USRE35516E (en) * | 1990-07-27 | 1997-05-20 | Lucent Technologies Inc. | Adiabatic reflection Y-coupler apparatus |
GB9027657D0 (en) * | 1990-12-20 | 1991-02-13 | Secr Defence | Optical device |
GB2254183B (en) * | 1991-03-27 | 1995-01-18 | Marconi Gec Ltd | An amplifier/filter combination |
JP2871893B2 (ja) * | 1991-06-03 | 1999-03-17 | 古河電気工業株式会社 | フィルタ付き分岐結合器 |
US5133029A (en) * | 1991-06-28 | 1992-07-21 | Bell Communications Research, Inc. | Adiabatic polarization splitter |
GB9200616D0 (en) * | 1992-01-10 | 1992-03-11 | British Telecomm | An optical grating and a method of fabricating an optical grating |
GB2265059B (en) * | 1992-03-04 | 1995-07-26 | Northern Telecom Ltd | Optical regenerators |
FR2689349B1 (fr) * | 1992-03-31 | 1994-05-06 | Alcatel Nv | Multiplexeur en longueur d'onde pour systeme optique integre. |
US5233453A (en) * | 1992-04-29 | 1993-08-03 | International Business Machines Corporation | Space-division switched waveguide array filter and method using same |
US5224183A (en) * | 1992-07-23 | 1993-06-29 | Alcatel Network Systems, Inc. | Multiple wavelength division multiplexing signal compensation system and method using same |
JPH06120906A (ja) * | 1992-10-03 | 1994-04-28 | Canon Inc | 光レシーバ、光半導体装置及びそれを用いた光通信方式及び光通信システム |
US5416629A (en) * | 1992-12-02 | 1995-05-16 | General Instrument Corporation | Intensity modulated digital optical communications using a frequency modulated signal laser |
JPH06216467A (ja) * | 1993-01-19 | 1994-08-05 | Hitachi Ltd | 半導体光分散補償器 |
NL9300204A (nl) * | 1993-02-02 | 1994-09-01 | Nederland Ptt | Geintegreerde optische component voor het manipuleren van de polarisatie van optische signalen. |
US5475780A (en) * | 1993-06-17 | 1995-12-12 | At&T Corp. | Optical waveguiding component comprising a band-pass filter |
FI944253A (fi) * | 1993-09-17 | 1995-03-18 | Iot Integrierte Optik Gmbh | Integroidusti optinen 2 x 2 -kytkin |
GB9323226D0 (en) * | 1993-11-10 | 1994-01-05 | Northern Telecom Ltd | Optical fibre elements |
US5430817A (en) * | 1994-03-31 | 1995-07-04 | At&T Corp. | Optical systems and devices using long period spectral shaping devices |
GB9411061D0 (en) * | 1994-06-02 | 1994-07-20 | Northern Telecom Ltd | Optical waveguide amplifiers |
US5500910A (en) * | 1994-06-30 | 1996-03-19 | The Whitaker Corporation | Passively aligned holographic WDM |
US5657406A (en) * | 1994-09-23 | 1997-08-12 | United Technologies Corporation | Efficient optical wavelength multiplexer/de-multiplexer |
FR2725528B1 (fr) * | 1994-10-11 | 1996-11-22 | Alcatel Nv | Ligne a retard optique selectif en longueur d'onde |
FR2725529B1 (fr) * | 1994-10-11 | 1996-11-22 | Alcatel Nv | Coupleur optique selectif en longueur d'onde |
GB2297656A (en) * | 1995-02-01 | 1996-08-07 | Northern Telecom Ltd | Optical filtering |
GB2299683A (en) * | 1995-04-04 | 1996-10-09 | Northern Telecom Ltd | Optical notch filter manufacture in a single mode fibre |
US5583683A (en) * | 1995-06-15 | 1996-12-10 | Optical Corporation Of America | Optical multiplexing device |
GB2302443B (en) * | 1995-06-21 | 1999-03-17 | Northern Telecom Ltd | Lasers |
CA2248081C (en) * | 1996-03-29 | 2002-12-03 | British Telecommunications Public Limited Company | Chromatic dispersion compensating node |
US5917635A (en) * | 1996-05-30 | 1999-06-29 | Northern Telecom Limited | Optical repeaters for single-and multi-wavelength operation with dispersion equalization |
KR100207602B1 (ko) * | 1996-12-06 | 1999-07-15 | 윤종용 | 광 전력의 손실을 방지하는 광 파장 필터 및 이를 이용한 광 디멀티플렉서 |
US5978114A (en) * | 1997-08-29 | 1999-11-02 | Amphenol Corporation | Modular cascaded Mach-Zehnder DWDM components |
US5974206A (en) * | 1997-12-19 | 1999-10-26 | Northern Telecom Limited | Dispersion compensation with low polarization mode dispersion |
CA2331981A1 (en) * | 1998-05-08 | 1999-11-18 | Richard M. Osgood, Jr. | Reduced size multimode interference based coupler |
US6792172B1 (en) * | 1998-05-08 | 2004-09-14 | The Trustees Of Columbia University Of The City Of New York | Reduced size multimode interference based coupler |
JP3492524B2 (ja) * | 1998-05-29 | 2004-02-03 | 三菱電機株式会社 | 分散補償装置 |
US6226091B1 (en) * | 1998-09-24 | 2001-05-01 | Thomas & Betts International, Inc. | Optical fiber Mach-Zehnder interferometer fabricated with asymmetric couplers |
US6185345B1 (en) | 1999-03-18 | 2001-02-06 | Qtera Corporation | Ultra-stable optical wavelength division multiplexer/demultiplexer |
US6341186B1 (en) | 1999-04-13 | 2002-01-22 | Qtera Corporation | Method and apparatus for the passband flattening of dense wavelength division optical filters |
GB9915233D0 (en) * | 1999-06-30 | 1999-09-01 | Marconi Comm Ltd | Optical system |
US6400736B1 (en) * | 1999-10-05 | 2002-06-04 | Agere Systems Guardian Corp. | Wavelength stabilized laser modules |
US6388783B1 (en) * | 1999-11-30 | 2002-05-14 | Corning Incorporated | Narrow band wavelength division multiplexer and method of multiplexing optical signals |
US6388785B2 (en) | 2000-02-08 | 2002-05-14 | University Of Southern California | Optical compensation for dispersion-induced power fading in optical transmission of double-sideband signals |
FR2822314B1 (fr) * | 2001-03-19 | 2003-06-27 | Highwave Optical Tech | Multiplexeur a insertion-extraction |
US6636654B2 (en) * | 2001-03-30 | 2003-10-21 | Optical Research Associates | Programmable optical switching add/drop multiplexer |
US7203421B2 (en) * | 2001-09-28 | 2007-04-10 | Optical Research Associates | Littrow grating based OADM |
US6748126B2 (en) | 2001-12-31 | 2004-06-08 | 3M Innovative Properties Company | System for polarization mode dispersion compensation |
KR100417002B1 (ko) * | 2002-01-14 | 2004-02-05 | 삼성전자주식회사 | 안정화 광도파로를 구비한 광세기 분할기 |
EP1329749A1 (de) * | 2002-01-16 | 2003-07-23 | Alcatel | Integrierter optischer Richtkoppler mit sich verjüngenden Wellenleitern |
US20030133663A1 (en) * | 2002-01-16 | 2003-07-17 | Jds Uniphase Corporation | Integrated optical splitter |
US6795472B2 (en) * | 2002-02-05 | 2004-09-21 | Lucent Technologies Inc. | Laser with a resonant optical reflector |
US7218814B2 (en) * | 2002-05-28 | 2007-05-15 | Optun (Bvi) Ltd. | Method and apparatus for optical mode conversion |
US7058251B2 (en) * | 2002-06-12 | 2006-06-06 | Optical Research Associates | Wavelength selective optical switch |
JP3985159B2 (ja) * | 2003-03-14 | 2007-10-03 | 日本電気株式会社 | 利得クランプ型半導体光増幅器 |
JP2009128371A (ja) * | 2007-11-19 | 2009-06-11 | Fujikura Ltd | マルチモード光カプラ |
US9116293B2 (en) * | 2011-09-08 | 2015-08-25 | Skorpios Technologies, Inc. | Tunable reflectors based on multi-cavity interference |
JP2013205456A (ja) * | 2012-03-27 | 2013-10-07 | Oki Electric Ind Co Ltd | 波長選択性経路切換素子 |
JP6300437B2 (ja) * | 2012-09-26 | 2018-03-28 | 沖電気工業株式会社 | 光導波路素子 |
JP7317240B2 (ja) * | 2019-12-30 | 2023-07-28 | 華為技術有限公司 | 光ファイバ信号モード変換装置及び変換方法、及び、光ファイバ伝送システム |
US11016253B1 (en) * | 2020-06-08 | 2021-05-25 | Honeywell International Inc. | Adiabatic waveguide couplers with ultra-low back-reflection |
CN113188600A (zh) * | 2021-04-30 | 2021-07-30 | 西安航天动力研究所 | 远距离分布式输油管多参数在线测量系统 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4128301A (en) * | 1975-12-04 | 1978-12-05 | The United States Of America As Represented By The Secretary Of The Navy | Optical waveguide power divider |
US4142775A (en) * | 1976-09-27 | 1979-03-06 | Bell Telephone Laboratories, Incorporated | Optical signal processing devices |
JPS60121404A (ja) * | 1983-12-05 | 1985-06-28 | Nippon Telegr & Teleph Corp <Ntt> | 光分波器 |
DE3406207A1 (de) * | 1984-02-21 | 1985-08-29 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Integriert-optische wellenlaengenmultiplex- und -demultiplexeinrichtung fuer monomode-uebertragungssysteme und ihre verwendung |
US4763977A (en) * | 1985-01-09 | 1988-08-16 | Canadian Patents And Development Limited-Societe | Optical fiber coupler with tunable coupling ratio and method of making |
JPS63231403A (ja) * | 1987-03-11 | 1988-09-27 | アメリカン テレフォン アンド テレグラフ カムパニー | 光導波路を有する光学装置 |
US4775207A (en) * | 1987-03-17 | 1988-10-04 | Bell Communications Research, Inc. | Electro-optical switch |
US4900119A (en) * | 1988-04-01 | 1990-02-13 | Canadian Patents & Development Ltd. | Wavelength selective optical devices using optical directional coupler |
GB2224583B (en) * | 1988-10-28 | 1992-01-08 | Plessey Co Plc | Guided-wave optical wavelength duplexer |
-
1990
- 1990-07-27 US US07/559,010 patent/US5048909A/en not_active Ceased
-
1991
- 1991-07-19 EP EP91306622A patent/EP0468715B1/de not_active Expired - Lifetime
- 1991-07-19 DE DE69116458T patent/DE69116458T2/de not_active Expired - Fee Related
- 1991-07-26 JP JP3186713A patent/JPH04242227A/ja active Pending
-
1996
- 1996-08-01 HK HK145196A patent/HK145196A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HK145196A (en) | 1996-08-09 |
EP0468715A2 (de) | 1992-01-29 |
DE69116458T2 (de) | 1996-08-08 |
JPH04242227A (ja) | 1992-08-28 |
EP0468715B1 (de) | 1996-01-17 |
US5048909A (en) | 1991-09-17 |
EP0468715A3 (en) | 1992-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |