KR920008511A - 광 기능성유리, 광파이버, 증폭기 및 레이저 - Google Patents

광 기능성유리, 광파이버, 증폭기 및 레이저 Download PDF

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KR920008511A
KR920008511A KR1019910018730A KR910018730A KR920008511A KR 920008511 A KR920008511 A KR 920008511A KR 1019910018730 A KR1019910018730 A KR 1019910018730A KR 910018730 A KR910018730 A KR 910018730A KR 920008511 A KR920008511 A KR 920008511A
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South Korea
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optical fiber
excitation light
band
optical
optical functional
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KR1019910018730A
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KR950000627B1 (ko
Inventor
마사시 오오니시
코지 나카자토
요시끼 치구사
미노루 와타나베
요시아끼 미야지마
Original Assignee
쿠라우찌 노리타카
스미도모덴기 고오교오 가부시기가이샤
코지마 시토시
닛뽕덴신뎅와 가부시기가이샤
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Publication of KR920008511A publication Critical patent/KR920008511A/ko
Priority to KR1019940034054A priority Critical patent/KR950002914B1/ko
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Publication of KR950000627B1 publication Critical patent/KR950000627B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • 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
    • H01S3/0632—Thin film lasers in which light propagates in the plane of the thin film
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/16—Silica-free oxide glass compositions containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • C03C4/0071—Compositions for glass with special properties for laserable glass
    • 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
    • H01S3/06716—Fibre compositions or doping with active elements
    • 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
    • H01S2302/00—Amplification / lasing wavelength
    • 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
    • H01S2303/00—Pumping wavelength
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • H01S3/1603—Solid materials characterised by an active (lasing) ion rare earth
    • H01S3/1611—Solid materials characterised by an active (lasing) ion rare earth neodymium
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1691—Solid materials characterised by additives / sensitisers / promoters as further dopants

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Glass Compositions (AREA)
  • Lasers (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)

Abstract

내용 없음

Description

광 기능성유리, 광파이버, 증폭기 및 레이저
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 첨가하는 알칼리의 종류와 규산염유리중의 Nd3+의 에너지 준위와의 관계를 표시한 도면,
제2도는 알칼리의 종류와 인산염 유리중의 Nd3+의 에너지준위와의 관계를 표시한 도면,
제3도는 첨가하는 알칼리의 종류와 Nd3+의 형광수명의 관계를 표시한 도면.

Claims (6)

  1. Nd3+를 활성물질로서 주성분유리에 첨가한 산화물계의 광기능성 유리로서, 상기 주성분유리는, 그 구성성분으로서 알칼리원소 Rb 및/또는 Cs의 산화물을 함유한 것을 특징으로 하는 광기능성 유리.
  2. 제1항에 있어서, 상기 주성분유리에 대한 상기 알칼리원소 Rb 및/또는 Cs의 산화물의 농도가 5moℓ%에서부터 45moℓ%인것을 특징으로 하는 광기능성유리.
  3. 제1항에 있어서, 상기 주성분유리는, 그 구성성분으로서 알칼리로 금속류원소의 산화물을 함유한 것을 특징으로 하는 광기능성 유리.
  4. 청구범위 제1항에 기재한 광기능성 유리로 이루어진 코어와, 이 코어를 에워싸고 이 코어보다 낮은 굴절률을 가진 클래드를 구비한 것을 특징으로 하는 광 파이버.
  5. 파장 1.3㎛대 또는 그 근처의 대역의 신호광을 전파하는 특허청구범위 제4항에 기재한 광파이버와, 파장 0.8㎛대 또는 그 근처의 대역의 여기광을 발생하는 여기광원과, 이 여기광을 상기 여기광원으로부터 상기 광파이버내에 입사시키는 광학수단을 구비한 것을 특징으로 하는 파이버 증폭기.
  6. 특허청구범위 제4항에 기재한 광파이버와, 파장 0.8㎛대 또는 그 근처의 대역의 여기광을 발생하는 여기과원과, 이 여기광을 상기 여기광원으로 부터 상기 광파이버내에 입사시키는 광학수단을 구비하고, 상기 광파이버내로 부터의 파장 1.3㎛대 또는 그 근처의 대역의 방사광을 상기 광파이버에 피이드백하는 공진기구조가 형성되어 있는 것을 특징으로 하는 파이버레이저.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910018730A 1990-10-24 1991-10-24 광기능성유리 및 광파이버 KR950000627B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940034054A KR950002914B1 (ko) 1990-10-24 1994-12-14 파이버증폭기 및 파이버레이저

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP28645290A JP3190036B2 (ja) 1990-10-24 1990-10-24 ファイバ増幅器及びファイバレーザ
JP90-286452 1990-10-24

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KR920008511A true KR920008511A (ko) 1992-05-28
KR950000627B1 KR950000627B1 (ko) 1995-01-26

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US (1) US5337401A (ko)
EP (1) EP0482630B1 (ko)
JP (1) JP3190036B2 (ko)
KR (1) KR950000627B1 (ko)
AU (1) AU652781B2 (ko)
CA (1) CA2054038C (ko)
DE (1) DE69126090T2 (ko)

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Publication number Publication date
US5337401A (en) 1994-08-09
JPH04160031A (ja) 1992-06-03
CA2054038A1 (en) 1992-04-25
EP0482630B1 (en) 1997-05-14
JP3190036B2 (ja) 2001-07-16
EP0482630A1 (en) 1992-04-29
DE69126090T2 (de) 1997-10-16
AU8673491A (en) 1992-04-30
KR950000627B1 (ko) 1995-01-26
CA2054038C (en) 1999-04-06
DE69126090D1 (de) 1997-06-19
AU652781B2 (en) 1994-09-08

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