DK0425014T3 - Forstærker til telekommunikationsledninger af optiske fibre og telekommunikationsledninger af optiske fibre med en sådan forstærker - Google Patents
Forstærker til telekommunikationsledninger af optiske fibre og telekommunikationsledninger af optiske fibre med en sådan forstærkerInfo
- Publication number
- DK0425014T3 DK0425014T3 DK90202736.6T DK90202736T DK0425014T3 DK 0425014 T3 DK0425014 T3 DK 0425014T3 DK 90202736 T DK90202736 T DK 90202736T DK 0425014 T3 DK0425014 T3 DK 0425014T3
- Authority
- DK
- Denmark
- Prior art keywords
- amplifier
- optical fibers
- telecommunication wires
- telecommunication
- wires
- Prior art date
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
-
- 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
- G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Lasers (AREA)
- Optical Communication System (AREA)
- Optical Couplings Of Light Guides (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Amplifiers (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT02212089A IT1236632B (it) | 1989-10-24 | 1989-10-24 | Amplificatore per linee di telecomunicazioni a fibre ottiche e linee di telecomunicazioni a fibre ottiche incorporanti detto amplificatore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0425014T3 true DK0425014T3 (da) | 1994-05-30 |
Family
ID=11191785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK90202736.6T DK0425014T3 (da) | 1989-10-24 | 1990-10-15 | Forstærker til telekommunikationsledninger af optiske fibre og telekommunikationsledninger af optiske fibre med en sådan forstærker |
Country Status (30)
| Country | Link |
|---|---|
| US (1) | US5119229A (da) |
| EP (1) | EP0425014B1 (da) |
| JP (1) | JP3152432B2 (da) |
| KR (1) | KR940005756B1 (da) |
| CN (1) | CN1017857B (da) |
| AR (1) | AR242461A1 (da) |
| AT (1) | ATE100640T1 (da) |
| AU (1) | AU633150B2 (da) |
| BR (1) | BR9005482A (da) |
| CA (1) | CA2028353C (da) |
| CZ (1) | CZ279226B6 (da) |
| DE (1) | DE69006166T2 (da) |
| DK (1) | DK0425014T3 (da) |
| ES (1) | ES2049406T3 (da) |
| FI (1) | FI98962C (da) |
| HK (1) | HK111494A (da) |
| HU (1) | HU206573B (da) |
| IE (1) | IE64772B1 (da) |
| IT (1) | IT1236632B (da) |
| LT (1) | LT3583B (da) |
| LV (1) | LV10819B (da) |
| MX (1) | MX172413B (da) |
| MY (1) | MY107404A (da) |
| NO (1) | NO300868B1 (da) |
| PE (1) | PE5391A1 (da) |
| PH (1) | PH27477A (da) |
| PL (1) | PL164832B1 (da) |
| PT (1) | PT95668B (da) |
| RU (1) | RU2096914C1 (da) |
| TW (1) | TW200568B (da) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4104268A1 (de) * | 1991-02-13 | 1992-08-20 | Standard Elektrik Lorenz Ag | Faseroptischer verstaerker |
| JP2648643B2 (ja) * | 1991-06-03 | 1997-09-03 | 日本電信電話株式会社 | 光増幅器 |
| US5216728A (en) * | 1991-06-14 | 1993-06-01 | Corning Incorporated | Optical fiber amplifier with filter |
| US6330105B1 (en) | 1998-05-29 | 2001-12-11 | Litton Systems, Inc. | Double-pass fully isolated broadband optical signal source for fiber optic interferometric sensors |
| US6205265B1 (en) | 1998-05-29 | 2001-03-20 | Litton Systems, Inc. | Apparatus and method for isolated photobleaching fiber optic rotation sensor coils |
| US6236497B1 (en) * | 1998-11-30 | 2001-05-22 | Lucent Technologies Inc. | Direct free space pump signal mixing for EDFA |
| KR20000074483A (ko) * | 1999-05-21 | 2000-12-15 | 김효근 | 코어에 어븀이 도핑된 광섬유의 클래드 영역에 사마리움을 첨가하는 방법 |
| JP4237871B2 (ja) * | 1999-05-27 | 2009-03-11 | 京セラ株式会社 | 光ファイバカップラとその製造方法及びこれを用いた光増幅器 |
| JP3690321B2 (ja) * | 2001-10-01 | 2005-08-31 | 住友電気工業株式会社 | 波長検出装置、マルチモード半導体レーザモジュール、波長安定化装置およびラマン増幅器 |
| US8081376B2 (en) * | 2007-06-06 | 2011-12-20 | Sumitomo Electric Industries, Ltd. | Multi-stage fiber amplifier to suppress Raman scattered light |
| JP2010272827A (ja) * | 2009-05-25 | 2010-12-02 | Fujikura Ltd | 光ファイバカプラ及び光ファイバ増幅器 |
| CN102782539A (zh) * | 2010-10-22 | 2012-11-14 | Ipg光子公司 | 具有不对称芯的光纤及其制造方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4556279A (en) * | 1981-11-09 | 1985-12-03 | Board Of Trustees Of The Leland Stanford Junior University | Passive fiber optic multiplexer |
| US4674830A (en) * | 1983-11-25 | 1987-06-23 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
| US4938556A (en) * | 1983-11-25 | 1990-07-03 | The Board Of Trustees Of The Leland Stanford Junior University | Superfluorescent broadband fiber laser source |
| US4723824A (en) * | 1983-11-25 | 1988-02-09 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
| FR2573547B1 (fr) * | 1984-11-16 | 1987-04-10 | Thomson Csf | Source optique monomode et dispositif amplificateur optique accordables dans le proche infra-rouge et l'application aux dispositifs amplificateurs selectifs et de regeneration |
| US4834481A (en) * | 1985-11-12 | 1989-05-30 | Gould Inc. | In-line single-mode fiber optic multiplexer/demultiplexer |
| US4712075A (en) * | 1985-11-27 | 1987-12-08 | Polaroid Corporation | Optical amplifier |
| US4822126A (en) * | 1987-05-21 | 1989-04-18 | Amphenol Corporation | Wavelength independent coupler and method of manufacture thereof |
| US4867518A (en) * | 1988-08-31 | 1989-09-19 | The United States Of America As Represented By The Secretary Of The Navy | All-fiber SFPM amplifier |
| US4963832A (en) * | 1989-08-08 | 1990-10-16 | At&T Bell Laboratories | Erbium-doped fiber amplifier coupling device |
-
1989
- 1989-10-24 IT IT02212089A patent/IT1236632B/it active IP Right Grant
-
1990
- 1990-10-03 AU AU63812/90A patent/AU633150B2/en not_active Ceased
- 1990-10-15 DE DE69006166T patent/DE69006166T2/de not_active Expired - Lifetime
- 1990-10-15 AT AT90202736T patent/ATE100640T1/de not_active IP Right Cessation
- 1990-10-15 DK DK90202736.6T patent/DK0425014T3/da active
- 1990-10-15 EP EP90202736A patent/EP0425014B1/en not_active Expired - Lifetime
- 1990-10-15 ES ES90202736T patent/ES2049406T3/es not_active Expired - Lifetime
- 1990-10-22 MY MYPI90001850A patent/MY107404A/en unknown
- 1990-10-22 US US07/602,364 patent/US5119229A/en not_active Expired - Lifetime
- 1990-10-22 AR AR90318145A patent/AR242461A1/es active
- 1990-10-23 CZ CS905165A patent/CZ279226B6/cs not_active IP Right Cessation
- 1990-10-23 IE IE379890A patent/IE64772B1/en not_active IP Right Cessation
- 1990-10-23 NO NO904583A patent/NO300868B1/no not_active IP Right Cessation
- 1990-10-23 RU SU904831601A patent/RU2096914C1/ru not_active IP Right Cessation
- 1990-10-23 CA CA002028353A patent/CA2028353C/en not_active Expired - Fee Related
- 1990-10-23 FI FI905216A patent/FI98962C/fi not_active IP Right Cessation
- 1990-10-23 PE PE1990176440A patent/PE5391A1/es not_active Application Discontinuation
- 1990-10-23 PH PH41437A patent/PH27477A/en unknown
- 1990-10-24 MX MX023000A patent/MX172413B/es unknown
- 1990-10-24 CN CN90109513A patent/CN1017857B/zh not_active Expired
- 1990-10-24 BR BR909005482A patent/BR9005482A/pt not_active IP Right Cessation
- 1990-10-24 PT PT95668A patent/PT95668B/pt not_active IP Right Cessation
- 1990-10-24 KR KR1019900017015A patent/KR940005756B1/ko not_active IP Right Cessation
- 1990-10-24 HU HU906536A patent/HU206573B/hu not_active IP Right Cessation
- 1990-10-24 PL PL90287484A patent/PL164832B1/pl unknown
- 1990-10-24 TW TW079109010A patent/TW200568B/zh active
- 1990-10-24 JP JP28690890A patent/JP3152432B2/ja not_active Expired - Fee Related
-
1993
- 1993-06-30 LV LVP-93-832A patent/LV10819B/en unknown
- 1993-12-15 LT LTIP1609A patent/LT3583B/lt not_active IP Right Cessation
-
1994
- 1994-10-12 HK HK111494A patent/HK111494A/xx not_active IP Right Cessation
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