KR840006414A - 광학 섬유 증폭기 - Google Patents

광학 섬유 증폭기 Download PDF

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Publication number
KR840006414A
KR840006414A KR1019830003730A KR830003730A KR840006414A KR 840006414 A KR840006414 A KR 840006414A KR 1019830003730 A KR1019830003730 A KR 1019830003730A KR 830003730 A KR830003730 A KR 830003730A KR 840006414 A KR840006414 A KR 840006414A
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South Korea
Prior art keywords
optical fiber
optical
optical fibers
fiber device
pair
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KR1019830003730A
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English (en)
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KR910004170B1 (en
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존 샤우 허버트
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로렌스 더블유. 오스본
더 보드 오브 트러스티스 오브 더 리랜드 스탠포드 쥬니어 유니버시티,
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Publication of KR840006414A publication Critical patent/KR840006414A/ko
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Publication of KR910004170B1 publication Critical patent/KR910004170B1/ko

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    • 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
    • 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
    • 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
    • G02B6/2826—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 using mechanical machining means for shaping of the couplers, e.g. grinding or polishing
    • 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
    • G02B6/2826—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 using mechanical machining means for shaping of the couplers, e.g. grinding or polishing
    • G02B6/283—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 using mechanical machining means for shaping of the couplers, e.g. grinding or polishing couplers being tunable or adjustable
    • 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
    • H01S3/0915—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light
    • H01S3/0933—Processes or apparatus for excitation, e.g. pumping using optical pumping by incoherent light of a semiconductor, e.g. light emitting diode
    • 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
    • H01S3/094011—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre with bidirectional pumping, i.e. with injection of the pump light from both two ends of the fibre

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Amplifiers (AREA)
  • Glass Compositions (AREA)
  • Lasers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Networks Using Active Elements (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Laser Surgery Devices (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)

Abstract

내용 없음

Description

광학 섬유 증폭기
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 각각의 저부의 각각의 아치형 홈내에 장착된 한쌍의 광학 섬유 가닥을 도시한, 본발명 내에서 멀티플렉서로서 사용된 광학 섬유 결합기의 횡단면도.
제2도는 각각 선 2-2및 선 3-3을 따라 절취하여 도시한, 제1도의 결합기의 횡단면도

Claims (11)

  1. 제 1 및 제 2 광선 파장 중의 한 파장에서 결합 길이의 짝수배로 되고 제 1 및 제 2 광선 파장 중의 다른 파장에서 결합 길이의 홀수배로 되는 유효 상호 작용 길이를 갖고 있는 상호 작용 지역에서 나란히 놓여지고 한 광학 섬유는 제 1 광선 파장에서 광선을 발생시키도록 레이즈되는 물질로 도우프된한쌍의 광학섬유, 제 2 광선 파장에서 상기 광학 섬유 쌍의 다른 섬유에 펌핑 조명을 공급하기 위한 장치, 및 상기 상호 작용 지역에서 파장 의존 결합 길이를 갖고 있는 상기 광학 섬유 쌍으로 구성된 것을 특징으로 하는 광학 섬유장치.
  2. 제 1항에 있어서, 상기 장치가 광학 섬유 증폭기로서 동작하고, 레이즈하는 물질로 도우프된 상기 광학 섬유들 중의 한 광학 섬유가 증폭될신호를 이동시키는 것을 특징으로 하는 광학 섬유 장치.
  3. 제 2항에 있어서, 상기 유효 상호 작용 길이가 증폭될 상기 신호의 파장에서 결합 길이의 짝수배로 되고, 상기 펌핑조명의 파장에서 결합 길이의 홀수배로 되는 것을 특징으로 하는 광학 섬유 장치.
  4. 제 1항에 있어서, 상기 상호 작용 지역이 상기 광학 섬유 쌍 사이에 미소 지역 결합을 제공하는 것을 특징으로 하는 광학 섬유장치.
  5. 제 1항에 있어서, 상기 1개의 광학 섬유가 ND:YAG 물질을 포함하는 것을 특징으로 하는 광학 섬유 장치.
  6. 제 5항에 있어서, 상기 펌핑 조명이 상기 ND:YAG 물질이고 에너지 흡수를 억제하는 파장에서 이루어지는 것을 파징으로 하는 광학 섬유장치.
  7. 제 1항에 있어서, 상기 광학 섬유 쌍이 아치형으로 구부러져 있고, 상기 유효 상호 작용 길이가 상기 아치형 광학 섬유들의 곡선 반경의 함수인 것을 특징으로 하는 광학 섬유 장치.
  8. 제 1항에 있어서, 상기 나란히 놓여진 광학 섬유 쌍이 상기 제 1 및 2 광학 파장을 선택하도록 서로 측방향으로 편기되는 것을 특징으로 하는 광학 섬유장치.
  9. 제 1항에 있어서, 상기 광학 섬유 쌍이 아치형으로 되어 있고, 상기 아치형 광학 섬유의 반경이 상기 제 1 광학 파장과 제 2 광학 파장 사이의 주파수 차를 정하기 위해 선택되는 것을 특징으로 하는 광학 섬유 장치.
  10. 제 1항에 있어서, 상기 광학 섬유들이 아치형으로 되어 있고, 상기 유효 상호 작용 길이가 상기 아치형 광학 섬유의 반경의 제곱의 함수인 것을 특징으로 하는 광학 섬유 장치.
  11. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR8303730A 1982-08-11 1983-08-10 Fiber optic amplifier KR910004170B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/407,136 US4515431A (en) 1982-08-11 1982-08-11 Fiber optic amplifier
US407136 1982-08-11

Publications (2)

Publication Number Publication Date
KR840006414A true KR840006414A (ko) 1984-11-29
KR910004170B1 KR910004170B1 (en) 1991-06-22

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US (1) US4515431A (ko)
EP (1) EP0103382B1 (ko)
JP (1) JPS5986023A (ko)
KR (1) KR910004170B1 (ko)
AT (1) ATE46792T1 (ko)
AU (1) AU555325B2 (ko)
BR (1) BR8304277A (ko)
CA (1) CA1242605A (ko)
DE (1) DE3380655D1 (ko)
IL (1) IL69372A (ko)
NO (1) NO832878L (ko)

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JPS5986023A (ja) 1984-05-18
EP0103382B1 (en) 1989-09-27
BR8304277A (pt) 1984-03-20
IL69372A0 (en) 1983-11-30
ATE46792T1 (de) 1989-10-15
US4515431A (en) 1985-05-07
AU555325B2 (en) 1986-09-18
DE3380655D1 (en) 1989-11-02
EP0103382A2 (en) 1984-03-21
KR910004170B1 (en) 1991-06-22
NO832878L (no) 1984-02-13
CA1242605A (en) 1988-10-04
EP0103382A3 (en) 1986-06-18
JPH0377968B2 (ko) 1991-12-12
IL69372A (en) 1987-01-30
AU1729283A (en) 1984-02-16

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