FR2756639B1 - Attenuateur optique et procede de fabrication de celui-ci - Google Patents
Attenuateur optique et procede de fabrication de celui-ciInfo
- Publication number
- FR2756639B1 FR2756639B1 FR9715007A FR9715007A FR2756639B1 FR 2756639 B1 FR2756639 B1 FR 2756639B1 FR 9715007 A FR9715007 A FR 9715007A FR 9715007 A FR9715007 A FR 9715007A FR 2756639 B1 FR2756639 B1 FR 2756639B1
- Authority
- FR
- France
- Prior art keywords
- manufacturing
- optical attenuator
- attenuator
- optical
- 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
-
- 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
- G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
- G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator
-
- 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
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
- G02B6/02085—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the grating profile, e.g. chirped, apodised, tilted, helical
-
- 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
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02147—Point by point fabrication, i.e. grating elements induced one step at a time along the fibre, e.g. by scanning a laser beam, arc discharge scanning
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Couplings Of Light Guides (AREA)
- Lasers (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960061400A KR100206176B1 (ko) | 1996-12-03 | 1996-12-03 | 광감쇠기및그제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2756639A1 FR2756639A1 (fr) | 1998-06-05 |
FR2756639B1 true FR2756639B1 (fr) | 1999-05-07 |
Family
ID=19485595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9715007A Expired - Fee Related FR2756639B1 (fr) | 1996-12-03 | 1997-11-28 | Attenuateur optique et procede de fabrication de celui-ci |
Country Status (8)
Country | Link |
---|---|
US (1) | US6185358B1 (fr) |
JP (1) | JPH10160937A (fr) |
KR (1) | KR100206176B1 (fr) |
CN (1) | CN1111750C (fr) |
DE (1) | DE19751534B4 (fr) |
FR (1) | FR2756639B1 (fr) |
GB (1) | GB2320106B (fr) |
RU (1) | RU2141679C1 (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6597833B1 (en) | 2000-06-27 | 2003-07-22 | Oluma, Inc. | Wavelength-division multiplexers and demultiplexers based on mach-zehnder interferometers and evanescent coupling |
US6621951B1 (en) | 2000-06-27 | 2003-09-16 | Oluma, Inc. | Thin film structures in devices with a fiber on a substrate |
US6625349B2 (en) | 2000-06-27 | 2003-09-23 | Oluma, Inc. | Evanescent optical coupling between a waveguide formed on a substrate and a side-polished fiber |
US6501875B2 (en) | 2000-06-27 | 2002-12-31 | Oluma, Inc. | Mach-Zehnder inteferometers and applications based on evanescent coupling through side-polished fiber coupling ports |
US6516114B2 (en) | 2000-06-27 | 2003-02-04 | Oluma, Inc. | Integration of fibers on substrates fabricated with grooves |
US6490391B1 (en) | 2000-07-12 | 2002-12-03 | Oluma, Inc. | Devices based on fibers engaged to substrates with grooves |
US6621952B1 (en) | 2000-08-10 | 2003-09-16 | Oluma, Inc. | In-fiber variable optical attenuators and modulators using index-changing liquid media |
US6571035B1 (en) | 2000-08-10 | 2003-05-27 | Oluma, Inc. | Fiber optical switches based on optical evanescent coupling between two fibers |
US6542663B1 (en) | 2000-09-07 | 2003-04-01 | Oluma, Inc. | Coupling control in side-polished fiber devices |
WO2002093697A2 (fr) * | 2001-05-15 | 2002-11-21 | Optical Power Systems Incorporated | Laser a fibre muni d'un suppresseur |
US6744948B1 (en) | 2001-06-20 | 2004-06-01 | Oluma, Inc. | Fiber tap monitor based on evanescent coupling |
TW493758U (en) * | 2001-11-21 | 2002-07-01 | Hon Hai Prec Ind Co Ltd | Fixed light attenuator |
CA2475931A1 (fr) * | 2002-05-22 | 2003-11-27 | Showa Electric Wire & Cable Co., Ltd. | Dispositif de coupure de signal, connecteur optique et coupleur de fibres optiques |
CA2396831A1 (fr) * | 2002-08-02 | 2004-02-02 | Femtonics Corporation | Dispositifs de microstructuration a guide d'ondes optiques avec pulses optiques de l'ordre de la femtoseconde |
JP4602739B2 (ja) * | 2004-11-01 | 2010-12-22 | 昭和電線ケーブルシステム株式会社 | 波長多重伝送システム |
JP4914824B2 (ja) * | 2005-01-28 | 2012-04-11 | カナレ電気株式会社 | 光信号伝送装置及び光通信ネットワーク |
US7477827B2 (en) * | 2007-02-02 | 2009-01-13 | Jds Uniphase Corporation | Variable Optical Attenuator |
US9207421B2 (en) * | 2008-10-14 | 2015-12-08 | Corning Cable Systems Llc | Fiber optic network architecture having optical connection terminals in series arrangement |
US8873967B2 (en) * | 2008-10-17 | 2014-10-28 | Corning Cable Systems Llc | Optical interconnection modules for hybrid electrical-optical networks |
US9482840B2 (en) * | 2009-05-27 | 2016-11-01 | Corning Cable Systems Llc | Port mapping for series connected fiber optic terminals |
US8251591B2 (en) | 2009-06-17 | 2012-08-28 | Corning Cable Systems | Optical interconnection assemblies and systems for high-speed data-rate optical transport systems |
US9097873B2 (en) | 2010-04-14 | 2015-08-04 | Corning Cable Systems Llc | Port mapping in fiber optic network devices |
CN103959117A (zh) * | 2011-12-09 | 2014-07-30 | 惠普发展公司,有限责任合伙企业 | 光学连接器 |
US9097874B2 (en) | 2012-07-25 | 2015-08-04 | Corning Optical Communications LLC | Polarity configurations for parallel optics data transmission, and related apparatuses, components, systems, and methods |
US9057863B2 (en) | 2012-07-25 | 2015-06-16 | Corning Cable Systems Llc | Polarity scheme for parallel-optics data transmission |
CN102868447B (zh) * | 2012-09-24 | 2015-07-15 | 深圳太辰光通信股份有限公司 | 一种光纤光栅追踪器与光纤线路故障检测方法 |
DE102016203007A1 (de) * | 2016-02-25 | 2017-08-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Siegel und Verfahren zur Versiegelung |
CN108783667B (zh) * | 2018-09-04 | 2023-12-05 | 廖丽荣 | 一种湿化口罩的吸散湿纤维线网格 |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2632861A1 (de) * | 1976-07-21 | 1978-01-26 | Siemens Ag | Filter fuer lichtleitfasern |
JPS5810701A (ja) * | 1981-07-10 | 1983-01-21 | Omron Tateisi Electronics Co | 光可変減衰器 |
US4593969A (en) * | 1983-10-28 | 1986-06-10 | Chevron Research Company | Ruggedized grated optical fiber |
US4557557A (en) * | 1983-10-28 | 1985-12-10 | At&T Bell Laboratories | Method of making an optical fiber attenuator using a lossy fusion splice |
US4749248A (en) * | 1985-11-06 | 1988-06-07 | American Telephone And Telegraph Company At&T Bell Laboratories | Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same |
JPS6450002A (en) * | 1987-08-21 | 1989-02-27 | Seiko Instr & Electronics | Optical attenuator and its manufacture |
JPS6465506A (en) * | 1987-09-04 | 1989-03-10 | Seiko Instr & Electronics | Optical attenuator |
GB8722200D0 (en) | 1987-09-21 | 1987-10-28 | British Telecomm | Modifying optical waveguide |
US5048913A (en) | 1989-12-26 | 1991-09-17 | United Technologies Corporation | Optical waveguide embedded transverse spatial mode discrimination filter |
JP2633073B2 (ja) * | 1990-09-07 | 1997-07-23 | 株式会社精工技研 | 可変型光減衰器 |
US5066133A (en) | 1990-10-18 | 1991-11-19 | United Technologies Corporation | Extended length embedded Bragg grating manufacturing method and arrangement |
US5231465A (en) * | 1991-02-08 | 1993-07-27 | Litton Systems, Inc. | High efficiency fiber absorber and method for attenuating pump light in a broadband fiber optic light source |
US5367588A (en) | 1992-10-29 | 1994-11-22 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Communications | Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same |
US5351321A (en) | 1992-10-20 | 1994-09-27 | Elias Snitzer | Bragg grating made in optical waveguide |
DE69407628T2 (de) | 1993-02-01 | 1998-08-27 | Matsushita Electric Ind Co Ltd | Wellenleiter-Bildübertragungsvorrichtung und Vorrichtung zur Identifikation von Fingerabdrücken |
US5351324A (en) | 1993-09-10 | 1994-09-27 | The Regents Of The University Of California, Office Of Technology Transfer | Fiber optic security seal including plural Bragg gratings |
US5367589A (en) | 1993-10-22 | 1994-11-22 | At&T Bell Laboratories | Optical fiber package |
US5384885A (en) * | 1993-10-28 | 1995-01-24 | At&T Corp. | Variable attenuation optical fiber coupling |
US5323404A (en) | 1993-11-02 | 1994-06-21 | At&T Bell Laboratories | Optical fiber laser or amplifier including high reflectivity gratings |
US5430817A (en) | 1994-03-31 | 1995-07-04 | At&T Corp. | Optical systems and devices using long period spectral shaping devices |
GB2289770A (en) * | 1994-05-17 | 1995-11-29 | Northern Telecom Ltd | Writing bragg gratings in photosensitive waveguides |
US5398296A (en) * | 1994-05-31 | 1995-03-14 | Industrial Technology Research Institute | Method of fabricating an optical attenuator |
GB2291208B (en) * | 1994-06-01 | 1997-07-30 | Northern Telecom Ltd | Incubated bragg gratings in waveguides |
IT1271222B (it) * | 1994-09-28 | 1997-05-27 | Sirti Spa | Filtro ottico per telecomunicazioni |
EP0713077B1 (fr) | 1994-11-17 | 1999-12-15 | Alcatel | Procédé de détection et/ou de mesure de grandeurs physiques utilisant un capteur distribué |
GB2295689B (en) * | 1994-12-03 | 1998-04-22 | Northern Telecom Ltd | Bragg reflection gratings in optical fibres |
AUPN089895A0 (en) * | 1995-02-03 | 1995-03-02 | University Of Sydney, The | Broadband grating |
SE9500406L (sv) * | 1995-02-06 | 1996-07-01 | Ericsson Telefon Ab L M | Anordning och förfarande för att koppla en eller flera våglängdskanaler till och från en optisk fiber |
JP3612780B2 (ja) * | 1995-04-14 | 2005-01-19 | 住友電気工業株式会社 | 光フィルタ |
US5604829A (en) | 1995-04-17 | 1997-02-18 | Hughes Aircraft Company | Optical waveguide with diffraction grating and method of forming the same |
TW358167B (en) * | 1996-03-25 | 1999-05-11 | Corning Inc | Method of forming a grating in an optical waveguide |
JP3883601B2 (ja) * | 1996-03-27 | 2007-02-21 | 富士通株式会社 | 光イコライザ |
US5699468A (en) * | 1996-06-28 | 1997-12-16 | Jds Fitel Inc. | Bragg grating variable optical attenuator |
-
1996
- 1996-12-03 KR KR1019960061400A patent/KR100206176B1/ko not_active IP Right Cessation
-
1997
- 1997-10-15 GB GB9721801A patent/GB2320106B/en not_active Expired - Fee Related
- 1997-11-20 DE DE19751534A patent/DE19751534B4/de not_active Expired - Fee Related
- 1997-11-28 RU RU97119798A patent/RU2141679C1/ru not_active IP Right Cessation
- 1997-11-28 FR FR9715007A patent/FR2756639B1/fr not_active Expired - Fee Related
- 1997-11-29 CN CN97125376A patent/CN1111750C/zh not_active Expired - Fee Related
- 1997-12-03 JP JP9333359A patent/JPH10160937A/ja active Pending
- 1997-12-03 US US08/984,150 patent/US6185358B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2320106A (en) | 1998-06-10 |
DE19751534B4 (de) | 2005-09-08 |
CN1111750C (zh) | 2003-06-18 |
KR19980043515A (ko) | 1998-09-05 |
GB2320106B (en) | 2000-01-19 |
DE19751534A1 (de) | 1998-06-04 |
CN1186249A (zh) | 1998-07-01 |
RU2141679C1 (ru) | 1999-11-20 |
JPH10160937A (ja) | 1998-06-19 |
US6185358B1 (en) | 2001-02-06 |
GB9721801D0 (en) | 1997-12-17 |
KR100206176B1 (ko) | 1999-07-01 |
FR2756639A1 (fr) | 1998-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20070731 |