KR850002522A - 광학섬유 증폭기 - Google Patents
광학섬유 증폭기 Download PDFInfo
- Publication number
- KR850002522A KR850002522A KR1019840006060A KR840006060A KR850002522A KR 850002522 A KR850002522 A KR 850002522A KR 1019840006060 A KR1019840006060 A KR 1019840006060A KR 840006060 A KR840006060 A KR 840006060A KR 850002522 A KR850002522 A KR 850002522A
- Authority
- KR
- South Korea
- Prior art keywords
- optical fiber
- jacket
- pump
- optical
- fiber device
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title claims 2
- 239000013307 optical fiber Substances 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims 7
- 230000001427 coherent effect Effects 0.000 claims 4
- 239000000463 material Substances 0.000 claims 4
- 150000002500 ions Chemical class 0.000 claims 3
- 238000000034 method Methods 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
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
- G02B6/02—Optical fibres with cladding with or without a coating
-
- 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
-
- 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
- H01S3/06745—Tapering of the fibre, core or active region
-
- 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
- H01S3/094007—Cladding pumping, i.e. pump light propagating in a clad surrounding the active core
-
- 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
- H01S3/094019—Side pumped fibre, whereby pump light is coupled laterally into the fibre via an optical component like a prism, or a grating, or via V-groove coupling
-
- 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)
- Glass Compositions (AREA)
- Amplifiers (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Communication System (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Networks Using Active Elements (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Optical Couplings Of Light Guides (AREA)
- Control Of Amplification And Gain Control (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 원추형 재킷(jecket)내에 매립된 Nd:YAG광학섬유를 도시한 본 발명의 증폭기의 양호한 실시예의 배열을 도시한 도면.
Claims (11)
- 레이저 물질로 형성되고 제1굴절률을 갖고 있으며 광학신호를 안내하기 위한 광학섬유 및 상기 광학섬유의 최소한 일부분을 둘러싸고 제2굴절률을 갖고 있는 재킷으로 구성되며, 상기 재킷이 펌프광선을 수신하기 위한 제1단부, 상기 제1단부보다 작은 직경을 갖고 있는 제2다부 및 상기 펌프 광선을 상기 제1단부로부터 상기 제2단부로 접속시키기 위해 상기 제1단부와 상기 제2단부 사이에 있는 전이 부분으로 구성되며, 상기 광학신호가 상기 레이저 물질로부터 광자의 방출을 유도하도록 상기 레이저물질의 전자이온군을 전화시키기 위해 상기 접속된 펌프광선을 상기 재킷으로부터 상기 광학섬유내로 굴절시키도록 상기 제2굴절률이 상기 제1굴절률보다 낮은 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제1항에 있어서, 상기 제2단부에서의 상기 재킷의 두께가 상기 광학섬유의 반경의 1/2 이하인 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제1항에 있어서, 부수적으로 상기 펌프광선을 발생시키기 위한 광선 소오스를 포함하는 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제3항에 있어서, 상기 펌프 광선 소오스가 조준된 광선을 발생시키는 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제3항에 있어서, 상기 광선 소오스가 상기 광학섬유로부터 방사상으로 편기되는 위치에서 상기 펌프 광선을 상기 제1단부내로 유입시키도록 장착되는 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제5항에 있어서, 상기 펌프 광선 소오스가 방출영역의 종방향이 상기 재킷의 중심 종축을 통과하는 반경선과 수직으로 되도록 배향된 고전력 레이저 다이오드로 구성된 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제4항에 있어서, 상기 조준된 펌프 광선 소오스가 고전력 레이저 다이오드 및 조준렌즈로 구성된 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제1항에 있어서, 상기 재킷이 이 재킷의 중심 종축에 대해 대칭이고, 상기 광학섬유가 상기 재킷의 중심종축을 따라 놓여있는 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 제1항에 있어서, 상기 재킷이 상기 광학신호를 상기 광학섬전내로 안내하기 위해 피복물을 제공하는 것을 특징으로 하는 간섭성 광선을 발생시키기 위한 광학섬유 장치.
- 레이저 물질의 전자이온군을 전화시키도록 레이저 물질로 형성된 광학섬유를 축펌핑하는 방법에 있어서, 상기 광학섬유보다 낮은 굴절률을 갖고 있고 다른 단부에서의 횡단면에 비해 큰 횡단면을 한단부에 갖고 있는 재킷으로 상기 광학섬유를 둘러싸는 수단, 펌프광선을 상기 재팃의 상기한 단부내로 유입시키는 수단, 상기 펌프광선을 상기 재킷의 상기 한단부로부터 상기 다른 단부로 집속시키는 수단 및 상기 이온군 전화를 야기시키도록 광학섬유의 주변부를 따라 상기 집속된 펌프광선을 상기 다른 단부로부터 상기 광학성유내로 굴절시키는 수단을 포함하는 것을 특징으로 하는 광학섬유 축펌핑방법.
- 제10항에 있어서, 상기 다른 단부에서의 상기 재킷의 두께가 상기 광학섬유 반경의 1/2이하인 것을 특징으로 하는 광학섬유 축펌핑방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US53779683A | 1983-09-30 | 1983-09-30 | |
US537796 | 1983-09-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR850002522A true KR850002522A (ko) | 1985-05-13 |
Family
ID=24144126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840006060A KR850002522A (ko) | 1983-09-30 | 1984-09-29 | 광학섬유 증폭기 |
Country Status (10)
Country | Link |
---|---|
EP (2) | EP0346951B1 (ko) |
JP (1) | JPH0614566B2 (ko) |
KR (1) | KR850002522A (ko) |
AT (2) | ATE59117T1 (ko) |
AU (1) | AU3287784A (ko) |
BR (1) | BR8404823A (ko) |
CA (1) | CA1210487A (ko) |
DE (2) | DE3486106T2 (ko) |
IL (1) | IL72845A0 (ko) |
NO (1) | NO843903L (ko) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0750806B2 (ja) * | 1986-12-12 | 1995-05-31 | 日本電信電話株式会社 | レ−ザ用ロツド |
JP2662780B2 (ja) * | 1987-03-27 | 1997-10-15 | 憲一 植田 | 自由電子レーザ装置 |
DE3725144A1 (de) * | 1987-07-29 | 1989-02-09 | Baasel Carl Lasertech | Festkoerperlaser-stab |
GB2215906B (en) * | 1988-02-10 | 1992-09-16 | Mitsubishi Electric Corp | Laser device |
GB8829875D0 (en) * | 1988-12-22 | 1989-02-15 | Lumonics Ltd | Optically pumped lasers |
US4955685A (en) * | 1989-02-21 | 1990-09-11 | Sun Microsystems, Inc. | Active fiber for optical signal transmission |
GB2269933B (en) * | 1989-02-21 | 1994-05-04 | Sun Microsystems Inc | Active fiber for optical signal transmission |
JPH02281775A (ja) * | 1989-04-24 | 1990-11-19 | Takashi Mori | 光発振器 |
JPH02291187A (ja) * | 1989-05-01 | 1990-11-30 | Takashi Mori | 光発振器 |
JPH02303082A (ja) * | 1989-05-17 | 1990-12-17 | Takashi Mori | 光発振器 |
JPH02306677A (ja) * | 1989-05-22 | 1990-12-20 | Nippon Telegr & Teleph Corp <Ntt> | 光増幅器 |
FR2648962B1 (fr) * | 1989-06-23 | 1994-09-09 | Thomson Csf | Structure d'illumination d'un barreau laser, a sources optiques defocalisees |
JPH0373934A (ja) * | 1989-08-15 | 1991-03-28 | Fujitsu Ltd | 光増幅器 |
US5257277A (en) * | 1990-01-19 | 1993-10-26 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor-laser-pumped, solid-state laser |
US5159605A (en) * | 1990-01-19 | 1992-10-27 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor-laser-pumped, solid-state laser |
DK285490D0 (da) * | 1990-11-30 | 1990-11-30 | Nordiske Kabel Traad | Fremgangsmaade og apparat til forstaerkning af et optisk signal |
IT1245019B (it) * | 1991-01-30 | 1994-09-13 | Cselt Centro Studi Lab Telecom | Sistema di pompaggio di laser o amplifiatori a guida d'onda |
US5164945A (en) * | 1991-07-01 | 1992-11-17 | Laser Centers Of America, Inc. | Laser device with intermediate refraction index layer for reduced fresnel losses |
US5323414A (en) * | 1992-04-24 | 1994-06-21 | Electro Scientific Industries, Inc. | Laser system and method employing a nonimaging concentrator |
US5317447A (en) * | 1992-04-24 | 1994-05-31 | Electro Scientific Industries, Inc. | High-power, compact, diode-pumped, tunable laser |
US5590141A (en) * | 1992-04-24 | 1996-12-31 | Electro Scientific Industries, Inc. | Method and apparatus for generating and employing a high density of excited ions in a lasant |
CA2357809A1 (en) * | 2000-11-22 | 2002-05-22 | Photonami Inc. | Multiport optical amplifier and method amplifying optical signals |
US6608951B1 (en) * | 2000-11-28 | 2003-08-19 | Lew Goldberg | Optical fiber amplifiers and lasers and optical pumping device therefor |
US7117134B2 (en) | 2001-10-18 | 2006-10-03 | Lockheed Martin Corporation | Method to optimize generation of ultrasound using mathematical modeling for laser ultrasound inspection |
JP3889746B2 (ja) * | 2004-01-15 | 2007-03-07 | 株式会社ジェイテクト | 光ファイバの製造方法 |
JP2006261194A (ja) * | 2005-03-15 | 2006-09-28 | Jtekt Corp | ファイバレーザ発振器 |
GB2439345A (en) * | 2006-06-23 | 2007-12-27 | Gsi Group Ltd | Annular tapered fibre coupler for cladding pumping of an optical fibre |
US7539377B2 (en) * | 2007-01-11 | 2009-05-26 | Gonthier Francois | Method and device for optically coupling optical fibres |
JP5649973B2 (ja) * | 2007-12-14 | 2015-01-07 | ロフィン−ジナール レーザー ゲゼルシャフト ミット ベシュレンクテル ハフツング | 光ファイバへの光結合手段とカプラ製造方法 |
JP2020166128A (ja) * | 2019-03-29 | 2020-10-08 | 株式会社フジクラ | レーザモジュール及びファイバレーザ装置 |
WO2024126887A1 (en) * | 2022-12-14 | 2024-06-20 | Ampliconyx Oy | Optical amplifier element with substantially solid pump radiation input path |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3230474A (en) * | 1962-02-16 | 1966-01-18 | Paul H Keck | Solid state laser and pumping means therefor using a light condensing system |
US3808549A (en) * | 1972-03-30 | 1974-04-30 | Corning Glass Works | Optical waveguide light source |
DE2844129A1 (de) * | 1978-10-10 | 1980-04-24 | Siemens Ag | Longitudinal gepumpter yag zu nd hoch 3+ -faserlaser |
-
1984
- 1984-09-03 IL IL72845A patent/IL72845A0/xx unknown
- 1984-09-10 AU AU32877/84A patent/AU3287784A/en not_active Abandoned
- 1984-09-20 DE DE89115683T patent/DE3486106T2/de not_active Expired - Lifetime
- 1984-09-20 AT AT84306417T patent/ATE59117T1/de not_active IP Right Cessation
- 1984-09-20 DE DE8484306417T patent/DE3483741D1/de not_active Expired - Lifetime
- 1984-09-20 EP EP89115683A patent/EP0346951B1/en not_active Expired - Lifetime
- 1984-09-20 EP EP84306417A patent/EP0138411B1/en not_active Expired - Lifetime
- 1984-09-20 AT AT89115683T patent/ATE87134T1/de not_active IP Right Cessation
- 1984-09-21 JP JP59199315A patent/JPH0614566B2/ja not_active Expired - Lifetime
- 1984-09-26 BR BR8404823A patent/BR8404823A/pt unknown
- 1984-09-28 NO NO843903A patent/NO843903L/no unknown
- 1984-09-28 CA CA000464233A patent/CA1210487A/en not_active Expired
- 1984-09-29 KR KR1019840006060A patent/KR850002522A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
ATE59117T1 (de) | 1990-12-15 |
EP0138411A3 (en) | 1986-09-17 |
CA1210487A (en) | 1986-08-26 |
DE3483741D1 (de) | 1991-01-24 |
AU3287784A (en) | 1985-04-04 |
DE3486106D1 (de) | 1993-04-22 |
BR8404823A (pt) | 1985-08-13 |
EP0138411B1 (en) | 1990-12-12 |
JPH0614566B2 (ja) | 1994-02-23 |
ATE87134T1 (de) | 1993-04-15 |
EP0346951A2 (en) | 1989-12-20 |
DE3486106T2 (de) | 1993-09-30 |
IL72845A0 (en) | 1984-12-31 |
JPS60115274A (ja) | 1985-06-21 |
EP0138411A2 (en) | 1985-04-24 |
EP0346951A3 (en) | 1990-01-17 |
EP0346951B1 (en) | 1993-03-17 |
NO843903L (no) | 1985-04-01 |
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Date | Code | Title | Description |
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A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application |