JP2000502193A - 光ファイバを側面ポンピングする方法とその装置 - Google Patents
光ファイバを側面ポンピングする方法とその装置Info
- Publication number
- JP2000502193A JP2000502193A JP9521452A JP52145297A JP2000502193A JP 2000502193 A JP2000502193 A JP 2000502193A JP 9521452 A JP9521452 A JP 9521452A JP 52145297 A JP52145297 A JP 52145297A JP 2000502193 A JP2000502193 A JP 2000502193A
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- light
- groove
- core
- facets
- 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.)
- Ceased
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000005086 pumping Methods 0.000 title description 8
- 239000000835 fiber Substances 0.000 claims abstract description 106
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims abstract description 4
- 238000005253 cladding Methods 0.000 claims description 16
- 239000002019 doping agent Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 abstract description 21
- 230000008878 coupling Effects 0.000 abstract description 18
- 238000010168 coupling process Methods 0.000 abstract description 18
- 238000005859 coupling reaction Methods 0.000 abstract description 18
- 238000002310 reflectometry Methods 0.000 abstract description 2
- 239000011162 core material Substances 0.000 description 59
- 230000001902 propagating effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
-
- 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
- G02B6/2817—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 reflective elements to split or combine optical signals
-
- 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
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
-
- 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
- G02B6/2852—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 tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094069—Multi-mode pumping
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Lasers (AREA)
- Optical Couplings Of Light Guides (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/568,859 US5854865A (en) | 1995-12-07 | 1995-12-07 | Method and apparatus for side pumping an optical fiber |
| US08/568,859 | 1995-12-07 | ||
| PCT/US1996/019452 WO1997021124A1 (en) | 1995-12-07 | 1996-12-09 | Method and apparatus for side pumping an optical fiber |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007073284A Division JP2007249213A (ja) | 1995-12-07 | 2007-03-20 | 光ファイバを側面ポンピングする方法とその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000502193A true JP2000502193A (ja) | 2000-02-22 |
| JP2000502193A5 JP2000502193A5 (enExample) | 2004-11-04 |
Family
ID=24273023
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9521452A Ceased JP2000502193A (ja) | 1995-12-07 | 1996-12-09 | 光ファイバを側面ポンピングする方法とその装置 |
| JP2007073284A Pending JP2007249213A (ja) | 1995-12-07 | 2007-03-20 | 光ファイバを側面ポンピングする方法とその装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007073284A Pending JP2007249213A (ja) | 1995-12-07 | 2007-03-20 | 光ファイバを側面ポンピングする方法とその装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5854865A (enExample) |
| EP (1) | EP0865620B1 (enExample) |
| JP (2) | JP2000502193A (enExample) |
| AU (1) | AU725785B2 (enExample) |
| DE (1) | DE69631895T2 (enExample) |
| WO (1) | WO1997021124A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007193321A (ja) * | 2005-12-22 | 2007-08-02 | Itt Manufacturing Enterprises Inc | 光ファイバスクリーンを使用した暗視装置内におけるインジケータライトの表示 |
| JP2016167489A (ja) * | 2015-03-09 | 2016-09-15 | Kddi株式会社 | 光伝送システム、光増幅器及びその励起光制御方法 |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6477295B1 (en) | 1997-01-16 | 2002-11-05 | Jds Uniphase Corporation | Pump coupling of double clad fibers |
| US7656578B2 (en) | 1997-03-21 | 2010-02-02 | Imra America, Inc. | Microchip-Yb fiber hybrid optical amplifier for micro-machining and marking |
| JP2007516600A (ja) * | 1997-03-21 | 2007-06-21 | イムラ アメリカ インコーポレイテッド | 先進材料処理応用のためのピコ秒−ナノ秒パルス用高エネルギ光ファイバ増幅器 |
| US7576909B2 (en) | 1998-07-16 | 2009-08-18 | Imra America, Inc. | Multimode amplifier for amplifying single mode light |
| US6275512B1 (en) | 1998-11-25 | 2001-08-14 | Imra America, Inc. | Mode-locked multimode fiber laser pulse source |
| FR2789813B1 (fr) * | 1999-02-15 | 2001-10-05 | Cit Alcatel | Amplificateur optique |
| US6370297B1 (en) * | 1999-03-31 | 2002-04-09 | Massachusetts Institute Of Technology | Side pumped optical amplifiers and lasers |
| US6243515B1 (en) * | 1999-06-18 | 2001-06-05 | Trw Inc. | Apparatus for optically pumping an optical fiber from the side |
| FR2803047B1 (fr) | 1999-12-23 | 2002-07-19 | Opticom Innovation | Composant hybride d'optocouplage |
| US6757467B1 (en) * | 2000-07-25 | 2004-06-29 | Optical Air Data Systems, Lp | Optical fiber system |
| US6594420B1 (en) | 2000-07-28 | 2003-07-15 | Harris Corporation | Multi-fiber ribbon form factor-compliant, integrated multi-channel optical amplifier |
| AU2002211308A1 (en) * | 2000-09-27 | 2002-04-08 | Hrl Laboratories, Llc | Compact side-pumped fiber |
| US6608951B1 (en) * | 2000-11-28 | 2003-08-19 | Lew Goldberg | Optical fiber amplifiers and lasers and optical pumping device therefor |
| US6603791B2 (en) | 2000-12-12 | 2003-08-05 | Keopsys, Inc. | High power fiber amplifiers with passive pump module alignment |
| US6625354B2 (en) | 2000-12-19 | 2003-09-23 | The Boeing Company | Fiber amplifier having a prism for efficient coupling of pump energy |
| DE20021834U1 (de) * | 2000-12-22 | 2001-03-15 | Schleifring und Apparatebau GmbH, 82256 Fürstenfeldbruck | Vorrichtung zur Lichteinkopplung in eine lichtleitende Schicht innerhalb einer hybrid aufgebauten elektrisch-optischen Leiterplatte |
| US6529657B2 (en) | 2001-02-23 | 2003-03-04 | Keopsys, Inc. | Angle selective side-pumping of fiber amplifiers and lasers |
| US20020172459A1 (en) * | 2001-03-16 | 2002-11-21 | Bailey Timothy J. | Method and apparatus for coupling light into an optical waveguide |
| US6766075B1 (en) * | 2001-05-11 | 2004-07-20 | Pc Photonics Corporation | Side pumping of optical fiber systems via multiple delivery fibers |
| US6717720B2 (en) * | 2001-06-06 | 2004-04-06 | Keopsys, Inc. | Hermetic pump module for double cladding fiber amplifiers and method for making same |
| US6704479B2 (en) * | 2001-07-24 | 2004-03-09 | The United States Of America As Represented By The Secretary Of The Navy | Method for coupling light into cladding-pumped fiber sources using an embedded mirror |
| US6529318B1 (en) | 2001-08-30 | 2003-03-04 | Np Photonics, Inc. | Total internal reflection (TIR) coupler and method for side-coupling pump light into a fiber |
| US6778319B2 (en) | 2001-09-10 | 2004-08-17 | Np Photonics, Inc. | Side-pumped multi-port optical amplifier and method of manufacture using fiber drawing technologies |
| US6744947B2 (en) * | 2001-09-28 | 2004-06-01 | The United States Of America As Represented By The Secretary Of The Navy | High power, low noise, fluorescent device and methods related thereto |
| US6975792B1 (en) * | 2001-11-09 | 2005-12-13 | Keopsys, Inc. | Method and apparatus for coupling light into a waveguide using a slit |
| US6763042B2 (en) | 2001-12-14 | 2004-07-13 | Evans & Sutherland Computer Corporation | Apparatus and method for frequency conversion and mixing of laser light |
| US7221840B2 (en) * | 2002-03-15 | 2007-05-22 | Crystal Fibre A/S | Microstructured optical fibre with cladding recess, a method of its production, and apparatus comprising same |
| US7184669B2 (en) * | 2002-04-26 | 2007-02-27 | Avago Technologies Fiber Ip (Singapore) Pte. Ltd. | Optical transceiver systems and methods |
| US6975791B2 (en) * | 2002-07-25 | 2005-12-13 | Ceramoptec Industries, Inc. | Fiber laser pumping device |
| US6668112B1 (en) | 2002-09-25 | 2003-12-23 | Np Photonics, Inc. | Multimode laser diode and side-coupled fiber package |
| EP1586145B1 (en) * | 2003-01-24 | 2006-06-07 | Trumpf, Inc. | Side-pumped fiber laser |
| CA2418143C (en) * | 2003-01-29 | 2009-02-03 | Institut National D'optique | Light coupling between a light source and an optical waveguide |
| US7257302B2 (en) | 2003-06-03 | 2007-08-14 | Imra America, Inc. | In-line, high energy fiber chirped pulse amplification system |
| US7414780B2 (en) | 2003-06-30 | 2008-08-19 | Imra America, Inc. | All-fiber chirped pulse amplification systems |
| US20050024716A1 (en) * | 2003-07-15 | 2005-02-03 | Johan Nilsson | Optical device with immediate gain for brightness enhancement of optical pulses |
| US7016573B2 (en) * | 2003-11-13 | 2006-03-21 | Imra America, Inc. | Optical fiber pump multiplexer |
| US20050169324A1 (en) * | 2004-01-30 | 2005-08-04 | Ilday Fatih O. | Self-similar laser oscillator |
| US7711013B2 (en) * | 2004-03-31 | 2010-05-04 | Imra America, Inc. | Modular fiber-based chirped pulse amplification system |
| US7437033B1 (en) | 2004-05-24 | 2008-10-14 | Hrl Laboratories, Llc | Apparatus and method for pumping optical fiber |
| FI125571B (en) * | 2005-02-23 | 2015-11-30 | Liekki Oy | A bundle of optical fibers and a process for making it |
| FI120471B (fi) * | 2005-02-23 | 2009-10-30 | Liekki Oy | Optisen kuidun käsittelymenetelmä |
| US7809222B2 (en) * | 2005-10-17 | 2010-10-05 | Imra America, Inc. | Laser based frequency standards and their applications |
| US7559706B2 (en) * | 2006-02-22 | 2009-07-14 | Liekki Oy | Light amplifying fiber arrangement |
| CN101517848B (zh) | 2006-05-11 | 2011-05-11 | Spi激光器英国有限公司 | 用于提供光辐射的设备 |
| CN101617354A (zh) | 2006-12-12 | 2009-12-30 | 埃文斯和萨瑟兰计算机公司 | 用于校准单个调制器投影仪中的rgb光的系统和方法 |
| JP2009128371A (ja) | 2007-11-19 | 2009-06-11 | Fujikura Ltd | マルチモード光カプラ |
| WO2009077636A1 (en) | 2007-12-14 | 2009-06-25 | Corelase Oy | Means of coupling light into optical fibers and methods of manufacturing a coupler |
| CN101939880B (zh) | 2008-02-07 | 2013-07-24 | Imra美国公司 | 大功率平行光纤阵列 |
| TW200947002A (en) * | 2008-05-14 | 2009-11-16 | Ind Tech Res Inst | Gratings at optical fiber side and coupling apparatus using the same |
| US8358317B2 (en) | 2008-05-23 | 2013-01-22 | Evans & Sutherland Computer Corporation | System and method for displaying a planar image on a curved surface |
| US8702248B1 (en) | 2008-06-11 | 2014-04-22 | Evans & Sutherland Computer Corporation | Projection method for reducing interpixel gaps on a viewing surface |
| US8077378B1 (en) | 2008-11-12 | 2011-12-13 | Evans & Sutherland Computer Corporation | Calibration system and method for light modulation device |
| KR20110068492A (ko) * | 2009-12-16 | 2011-06-22 | 한국전자통신연구원 | 광 결합장치 및 그를 구비한 능동 광모듈 |
| US8134132B2 (en) * | 2010-04-28 | 2012-03-13 | Dymax Corporation | Exposure device having an array of light emitting diodes |
| US8363310B2 (en) | 2010-05-04 | 2013-01-29 | The United States Of America As Represented By The Secretary Of The Army | High power and high gain fiber amplifier |
| US8735791B2 (en) | 2010-07-13 | 2014-05-27 | Svv Technology Innovations, Inc. | Light harvesting system employing microstructures for efficient light trapping |
| GB201108557D0 (en) * | 2011-05-20 | 2011-07-06 | Isis Innovation | Optical fibre coupling arrangement |
| US9641826B1 (en) | 2011-10-06 | 2017-05-02 | Evans & Sutherland Computer Corporation | System and method for displaying distant 3-D stereo on a dome surface |
| GB2511923B (en) | 2013-01-28 | 2018-10-03 | Lumentum Operations Llc | A cladding light stripper and method of manufacturing |
| US10802209B2 (en) | 2013-01-28 | 2020-10-13 | Lumentum Operations Llc | Cladding light stripper |
| FR3105666B1 (fr) * | 2019-12-23 | 2022-01-14 | Latelec | Module émetteur-récepteur optique |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4130343A (en) * | 1977-02-22 | 1978-12-19 | Bell Telephone Laboratories, Incorporated | Coupling arrangements between a light-emitting diode and an optical fiber waveguide and between an optical fiber waveguide and a semiconductor optical detector |
| US4165496A (en) * | 1977-12-16 | 1979-08-21 | Bell Telephone Laboratories, Incorporated | Optical fiber light tap |
| JPS5584907A (en) * | 1978-12-21 | 1980-06-26 | Matsushita Electric Ind Co Ltd | Signal connector |
| US4346961A (en) * | 1979-04-02 | 1982-08-31 | The Boeing Company | Fiber optic T coupler |
| JPS60200208A (ja) * | 1984-03-23 | 1985-10-09 | Fujitsu Ltd | 光フアイバ |
| GB8724736D0 (en) * | 1987-10-22 | 1987-11-25 | British Telecomm | Optical fibre |
| US4815079A (en) * | 1987-12-17 | 1989-03-21 | Polaroid Corporation | Optical fiber lasers and amplifiers |
| JPH02131201A (ja) * | 1988-11-12 | 1990-05-21 | Nec Corp | 光情報の伝送装置 |
| US5037172A (en) * | 1989-03-22 | 1991-08-06 | Teledyne Industry, Inc. | Fiber optic device with a reflective notch coupler |
| JPH0793469B2 (ja) * | 1989-12-25 | 1995-10-09 | 三菱電機株式会社 | 半導体レーザ励起固体レーザ装置 |
| GB9010943D0 (en) * | 1990-05-16 | 1990-07-04 | British Telecomm | Wave-guiding structure with lasing properties |
| US5163113A (en) * | 1990-07-19 | 1992-11-10 | Gte Laboratories Incorporated | Laser-to-fiber coupling apparatus |
| JP3292729B2 (ja) * | 1990-11-26 | 2002-06-17 | 三菱電機株式会社 | 光ファイバ形光増幅装置 |
| US5268910A (en) * | 1991-07-18 | 1993-12-07 | General Instrument Corporation | Superluminescent optical source |
| US5187760A (en) * | 1992-01-23 | 1993-02-16 | General Instrument Corporation | Wavelength selective coupler for high power optical communications |
| US5292320A (en) * | 1992-07-06 | 1994-03-08 | Ceramoptec, Inc. | Radial medical laser delivery device |
| GB2273389B (en) * | 1992-12-14 | 1996-07-17 | Pirelli Cavi Spa | Rare earth doped optical fibre amplifiers |
| US5530709A (en) * | 1994-09-06 | 1996-06-25 | Sdl, Inc. | Double-clad upconversion fiber laser |
-
1995
- 1995-12-07 US US08/568,859 patent/US5854865A/en not_active Expired - Lifetime
-
1996
- 1996-12-09 EP EP96945924A patent/EP0865620B1/en not_active Expired - Lifetime
- 1996-12-09 JP JP9521452A patent/JP2000502193A/ja not_active Ceased
- 1996-12-09 WO PCT/US1996/019452 patent/WO1997021124A1/en not_active Ceased
- 1996-12-09 AU AU17421/97A patent/AU725785B2/en not_active Ceased
- 1996-12-09 DE DE69631895T patent/DE69631895T2/de not_active Expired - Fee Related
-
2007
- 2007-03-20 JP JP2007073284A patent/JP2007249213A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007193321A (ja) * | 2005-12-22 | 2007-08-02 | Itt Manufacturing Enterprises Inc | 光ファイバスクリーンを使用した暗視装置内におけるインジケータライトの表示 |
| JP2016167489A (ja) * | 2015-03-09 | 2016-09-15 | Kddi株式会社 | 光伝送システム、光増幅器及びその励起光制御方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69631895T2 (de) | 2004-09-09 |
| AU1742197A (en) | 1997-06-27 |
| DE69631895D1 (de) | 2004-04-22 |
| US5854865A (en) | 1998-12-29 |
| AU725785B2 (en) | 2000-10-19 |
| WO1997021124A1 (en) | 1997-06-12 |
| EP0865620B1 (en) | 2004-03-17 |
| EP0865620A1 (en) | 1998-09-23 |
| JP2007249213A (ja) | 2007-09-27 |
| EP0865620A4 (en) | 1999-12-22 |
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