CN1052013A - 光纤通讯线路用的放大器及装有该放大器的光纤通讯线路 - Google Patents
光纤通讯线路用的放大器及装有该放大器的光纤通讯线路 Download PDFInfo
- Publication number
- CN1052013A CN1052013A CN90109513A CN90109513A CN1052013A CN 1052013 A CN1052013 A CN 1052013A CN 90109513 A CN90109513 A CN 90109513A CN 90109513 A CN90109513 A CN 90109513A CN 1052013 A CN1052013 A CN 1052013A
- Authority
- CN
- China
- Prior art keywords
- optical
- optical fiber
- core
- amplifier
- coupler
- 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.)
- Withdrawn
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 110
- 238000004891 communication Methods 0.000 title claims description 40
- 230000005855 radiation Effects 0.000 claims abstract description 113
- 239000000835 fiber Substances 0.000 claims abstract description 82
- 230000003287 optical effect Effects 0.000 claims abstract description 71
- 230000004927 fusion Effects 0.000 claims abstract description 7
- 238000005086 pumping Methods 0.000 claims description 49
- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000004913 activation Effects 0.000 claims description 22
- 239000000956 alloy Substances 0.000 claims description 19
- 229910045601 alloy Inorganic materials 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000008054 signal transmission Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 229910052691 Erbium Inorganic materials 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 5
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- VQCBHWLJZDBHOS-UHFFFAOYSA-N erbium(iii) oxide Chemical compound O=[Er]O[Er]=O VQCBHWLJZDBHOS-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 erbium ion Chemical class 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
Images
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)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Amplifiers (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT22120A/89 | 1989-10-24 | ||
| 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 (2)
| Publication Number | Publication Date |
|---|---|
| CN1052013A true CN1052013A (zh) | 1991-06-05 |
| CN1017857B CN1017857B (zh) | 1992-08-12 |
Family
ID=11191785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN90109513A Expired CN1017857B (zh) | 1989-10-24 | 1990-10-24 | 装有光放大器的光纤通信装置 |
Country Status (30)
| Country | Link |
|---|---|
| US (1) | US5119229A (zh) |
| EP (1) | EP0425014B1 (zh) |
| JP (1) | JP3152432B2 (zh) |
| KR (1) | KR940005756B1 (zh) |
| CN (1) | CN1017857B (zh) |
| AR (1) | AR242461A1 (zh) |
| AT (1) | ATE100640T1 (zh) |
| AU (1) | AU633150B2 (zh) |
| BR (1) | BR9005482A (zh) |
| CA (1) | CA2028353C (zh) |
| CZ (1) | CZ279226B6 (zh) |
| DE (1) | DE69006166T2 (zh) |
| DK (1) | DK0425014T3 (zh) |
| ES (1) | ES2049406T3 (zh) |
| FI (1) | FI98962C (zh) |
| HK (1) | HK111494A (zh) |
| HU (1) | HU206573B (zh) |
| IE (1) | IE64772B1 (zh) |
| IT (1) | IT1236632B (zh) |
| LT (1) | LT3583B (zh) |
| LV (1) | LV10819B (zh) |
| MX (1) | MX172413B (zh) |
| MY (1) | MY107404A (zh) |
| NO (1) | NO300868B1 (zh) |
| PE (1) | PE5391A1 (zh) |
| PH (1) | PH27477A (zh) |
| PL (1) | PL164832B1 (zh) |
| PT (1) | PT95668B (zh) |
| RU (1) | RU2096914C1 (zh) |
| TW (1) | TW200568B (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Families Citing this family (11)
| 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 |
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 |
| US4723824A (en) * | 1983-11-25 | 1988-02-09 | 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 |
| 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 AT AT90202736T patent/ATE100640T1/de not_active IP Right Cessation
- 1990-10-15 DE DE69006166T patent/DE69006166T2/de not_active Expired - Lifetime
- 1990-10-15 ES ES90202736T patent/ES2049406T3/es not_active Expired - Lifetime
- 1990-10-15 DK DK90202736.6T patent/DK0425014T3/da active
- 1990-10-15 EP EP90202736A patent/EP0425014B1/en not_active Expired - Lifetime
- 1990-10-22 AR AR90318145A patent/AR242461A1/es active
- 1990-10-22 MY MYPI90001850A patent/MY107404A/en unknown
- 1990-10-22 US US07/602,364 patent/US5119229A/en not_active Expired - Lifetime
- 1990-10-23 RU SU904831601A patent/RU2096914C1/ru not_active IP Right Cessation
- 1990-10-23 IE IE379890A patent/IE64772B1/en not_active IP Right Cessation
- 1990-10-23 PE PE1990176440A patent/PE5391A1/es not_active Application Discontinuation
- 1990-10-23 CZ CS905165A patent/CZ279226B6/cs not_active IP Right Cessation
- 1990-10-23 PH PH41437A patent/PH27477A/en unknown
- 1990-10-23 FI FI905216A patent/FI98962C/fi not_active IP Right Cessation
- 1990-10-23 NO NO904583A patent/NO300868B1/no not_active IP Right Cessation
- 1990-10-23 CA CA002028353A patent/CA2028353C/en not_active Expired - Fee Related
- 1990-10-24 KR KR1019900017015A patent/KR940005756B1/ko not_active Expired - Fee Related
- 1990-10-24 HU HU906536A patent/HU206573B/hu not_active IP Right Cessation
- 1990-10-24 CN CN90109513A patent/CN1017857B/zh not_active Expired
- 1990-10-24 MX MX023000A patent/MX172413B/es unknown
- 1990-10-24 TW TW079109010A patent/TW200568B/zh active
- 1990-10-24 JP JP28690890A patent/JP3152432B2/ja not_active Expired - Fee Related
- 1990-10-24 PT PT95668A patent/PT95668B/pt not_active IP Right Cessation
- 1990-10-24 BR BR909005482A patent/BR9005482A/pt not_active IP Right Cessation
- 1990-10-24 PL PL90287484A patent/PL164832B1/pl unknown
-
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/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C13 | Decision | ||
| GR02 | Examined patent application | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: OPTICAL TECHNOLOGY ITALY STOCK CO., LTD. Free format text: FORMER OWNER: PIRELLI CAVI E SISTEMI S.P.A. Effective date: 20010605 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: PIRELLI CAVI E SISTEMI S.P.A. Free format text: FORMER NAME OR ADDRESS: SOCIETA CAVI PIRELLI S.P.A. |
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| CP01 | Change in the name or title of a patent holder |
Patentee after: PIRELLI CAVI E SISTEMI S.P.A. Patentee before: Carvey Pirelli Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20010605 Patentee after: CORNING O.T.I. S.P.A. Patentee after: Milan Italy Patentee before: PIRELLI CAVI E SISTEMI S.P.A. Patentee before: Monza, Italy |
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| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| OR01 | Other related matters | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |