DE69115390D1 - Optischer Sternkoppler mit der Verwendung von faseroptischer Verstärkungstechnik - Google Patents
Optischer Sternkoppler mit der Verwendung von faseroptischer VerstärkungstechnikInfo
- Publication number
- DE69115390D1 DE69115390D1 DE69115390T DE69115390T DE69115390D1 DE 69115390 D1 DE69115390 D1 DE 69115390D1 DE 69115390 T DE69115390 T DE 69115390T DE 69115390 T DE69115390 T DE 69115390T DE 69115390 D1 DE69115390 D1 DE 69115390D1
- Authority
- DE
- Germany
- Prior art keywords
- fiber optic
- star coupler
- amplification technology
- optical star
- optic amplification
- 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
-
- 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
- H01S3/06754—Fibre amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
-
- 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
-
- 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
- H01S3/06754—Fibre amplifiers
- H01S3/06787—Bidirectional amplifier
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Lasers (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57734390A | 1990-09-04 | 1990-09-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69115390D1 true DE69115390D1 (de) | 1996-01-25 |
DE69115390T2 DE69115390T2 (de) | 1996-07-11 |
Family
ID=24308301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69115390T Expired - Fee Related DE69115390T2 (de) | 1990-09-04 | 1991-08-28 | Optischer Sternkoppler mit der Verwendung von faseroptischer Verstärkungstechnik |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0474426B1 (de) |
JP (1) | JPH04246604A (de) |
KR (1) | KR960005375B1 (de) |
DE (1) | DE69115390T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5241414A (en) * | 1992-08-21 | 1993-08-31 | At&T Bell Laboratories | Fault tolerant optical amplifier arrangement |
GB2280515B (en) * | 1993-07-28 | 1996-06-19 | Northern Telecom Ltd | Optical waveguide amplifier |
FR2724077B1 (fr) * | 1994-08-29 | 1996-09-20 | Alcatel Nv | Procede et ensemble pour orienter et amplifier des signaux optiques guides |
US5572612A (en) * | 1994-12-14 | 1996-11-05 | Lucent Technologies Inc. | Bidirectional optical transmission system |
US5574589A (en) * | 1995-01-09 | 1996-11-12 | Lucent Technologies Inc. | Self-amplified networks |
JPH1012954A (ja) * | 1996-06-26 | 1998-01-16 | Fujitsu Ltd | 光増幅器 |
US6931179B2 (en) * | 2001-10-29 | 2005-08-16 | Harris Corporation | Lossless optical splitter |
US7075712B2 (en) | 2002-05-30 | 2006-07-11 | Fujitsu Limited | Combining and distributing amplifiers for optical network and method |
US7085496B2 (en) | 2002-05-30 | 2006-08-01 | Fujitsu Limited | Passive add/drop amplifier for optical networks and method |
JP4485355B2 (ja) * | 2002-05-30 | 2010-06-23 | 富士通株式会社 | 光信号を分配するシステム及び方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4515431A (en) * | 1982-08-11 | 1985-05-07 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
US4553238A (en) * | 1983-09-30 | 1985-11-12 | The Board Of Trustees Of The Leland Stanford University | Fiber optic amplifier |
JPS59135441A (ja) * | 1983-12-14 | 1984-08-03 | Hitachi Ltd | 光導波路スイツチ |
SE455969B (sv) * | 1984-11-19 | 1988-08-22 | Ericsson Telefon Ab L M | Optisk riktkopplare |
JPS61173204A (ja) * | 1985-01-28 | 1986-08-04 | Nippon Telegr & Teleph Corp <Ntt> | アクテイブ光スタ−カツプラ |
GB2215854B (en) * | 1988-03-26 | 1992-02-26 | Stc Plc | Active optical fibre star couplers |
JPH0243782A (ja) * | 1988-08-03 | 1990-02-14 | Mitsubishi Cable Ind Ltd | 光ファイバレーザ装置 |
FR2638854B1 (fr) * | 1988-11-10 | 1992-09-04 | Comp Generale Electricite | Amplificateur laser a fibre optique dopee |
JPH02165106A (ja) * | 1988-12-19 | 1990-06-26 | Furukawa Electric Co Ltd:The | 光分岐結合器 |
-
1991
- 1991-08-28 DE DE69115390T patent/DE69115390T2/de not_active Expired - Fee Related
- 1991-08-28 EP EP91307862A patent/EP0474426B1/de not_active Expired - Lifetime
- 1991-08-30 KR KR1019910015083A patent/KR960005375B1/ko not_active IP Right Cessation
- 1991-09-04 JP JP3250227A patent/JPH04246604A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
KR920007322A (ko) | 1992-04-28 |
JPH04246604A (ja) | 1992-09-02 |
EP0474426A3 (en) | 1992-06-17 |
EP0474426B1 (de) | 1995-12-13 |
KR960005375B1 (ko) | 1996-04-24 |
EP0474426A2 (de) | 1992-03-11 |
DE69115390T2 (de) | 1996-07-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69122399D1 (de) | Laserkatheter mit faseroptik | |
DE68908402T2 (de) | Optische faserfuge mit hoher festigkeit. | |
DE69120402D1 (de) | Faseroptischer Verstärker mit Filter | |
KR900006802A (ko) | 광학 섬유 접속기 | |
DE69232331D1 (de) | Faseroptischer Spleiss | |
DE69224479D1 (de) | Lichtleitfaserspleiss | |
DE69113940D1 (de) | Faseroptisches Verbindungselement mit Dämpfungsglied. | |
DK0616696T3 (da) | Beklædning til optiske fibre | |
DE69032033D1 (de) | Optisches Modul mit faseroptischen Kopplungsmitteln | |
DK0469789T3 (da) | Optisk bølgeleder med forgrening | |
DE3751674T2 (de) | Optischer Faserkoppler | |
DE69124820D1 (de) | Optischer Faserkreisel | |
DE69113714T2 (de) | Lichtverstärker mit optischer Faser. | |
DE69311722T2 (de) | Fiberoptischer kreisel mit reduzierten modenkupplungsfehlern | |
DE69228393T2 (de) | Faseroptischer Verstärker | |
DE3883874T2 (de) | Bikonischer faseroptischer Koppler. | |
DE59009537D1 (de) | Flexible optische Gradientenprofilfaser zur Übertragung von Laserstrahlung mit hoher Leistung bei weitgehender Erhaltung der Modenstruktur. | |
DE69230109D1 (de) | 1x8 optischer faserkoppler | |
DE69303659D1 (de) | Faseroptischer Verstärker mit rückwirkungsunempfindlichem Pumplaser | |
DE69121768T2 (de) | Faseroptischer Verstärker | |
DE58908174D1 (de) | Optisches Wellenleitermodul mit Faserankopplung. | |
DE69115390D1 (de) | Optischer Sternkoppler mit der Verwendung von faseroptischer Verstärkungstechnik | |
DK137691A (da) | Optisk fiberforstaerker | |
DK220690D0 (da) | Optisk fiberforstaerker | |
DE68928761T2 (de) | Optische faser-breitbandlaser |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |