KR840007465A - 광학 섬유 증폭기 - Google Patents
광학 섬유 증폭기 Download PDFInfo
- Publication number
- KR840007465A KR840007465A KR1019830005824A KR830005824A KR840007465A KR 840007465 A KR840007465 A KR 840007465A KR 1019830005824 A KR1019830005824 A KR 1019830005824A KR 830005824 A KR830005824 A KR 830005824A KR 840007465 A KR840007465 A KR 840007465A
- Authority
- KR
- South Korea
- Prior art keywords
- optical fiber
- light
- refractive index
- light beam
- optical
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title 1
- 239000013307 optical fiber Substances 0.000 claims description 43
- 239000000463 material Substances 0.000 claims 9
- 238000000034 method Methods 0.000 claims 4
- 230000003993 interaction Effects 0.000 claims 3
- 238000000862 absorption spectrum Methods 0.000 claims 1
- 230000003321 amplification Effects 0.000 claims 1
- 230000009133 cooperative interaction Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 230000002269 spontaneous effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 1
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
- H01S3/09—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
-
- 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
- H01S3/06729—Peculiar transverse fibre profile
- H01S3/06737—Fibre having multiple non-coaxial cores, e.g. multiple active cores or separate cores for pump and gain
-
- 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)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
- Amplifiers (AREA)
- Glass Compositions (AREA)
- Optical Communication System (AREA)
- Networks Using Active Elements (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Control Of Amplification And Gain Control (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 광학 섬유 증폭기의 양호한 실시예의 실제 배열을 도시한 도면,
제2도는 제1도의 선 2-2를 따라 절취하여 도시한 제1도 배열의 단면도,
제7도는 저레벨 발광 소오스를 갖고 있는 일련의 광학 증폭기를 도시한, 제1도와 유사한 제2의 선택적인 형태의 도면.
Claims (12)
- 제1굴절률을 갖고 있는 제1광학섬유, 제1굴절률 보다 높은 제2굴절률을 갖고 있는 레이즈되는 물질로 형성된 제2광학섬유 및 상기 제2광학섬유의 상기 물질을 펌핑하기 위해 광선을 상기 제2광학 섬유내로 유입시키기 위한 발광소오스로 구성되고, 상기 제1 및 제2굴절률이 상기 광선을 상기 제1광학 섬유로부터 상기 제2광학 섬유로 이동시키기 위해 협동하는 상호 작용영역을 형성하도록 상기 제1 및 제2광학 섬유가 비교적 밀접하게 배치된 것을 특징으로 하는 간섭광선을 발생시키기 위한 광학 섬유장치.
- 제1항에 있어서, 레이즈되는 상기 물질로부터 자발적인 간섭 광선방출을 유도하는 광선신호를 상기 제2광학 섬유내에서 발생시키기 위한 발광소오스를 부수적으로 포함하는 것을 특징으로 하는 광학 섬유장치.
- 제2항에 있어서, 상기 신호가 상기 제2광학 섬유의 상기 물질의 레이징주파수와 동일한 주파수를 갖고 있는 것을 특징으로 하는 광학섬유 장치.
- 제1항 내지 제3항중의 어느 한항에 있어서, 상기 상호작용 영역에서 상기 제1 및 제2광학 섬유를 둘러싸고 있고, 상기 제1굴절률 보다는 높지만 상기 제2굴절률 보다는 낮은 제3굴절률을 갖고 있는 투명재킷을 부수적으로 포함하는 것을 특징으로 하는 광학섬유 장치.
- 제4항에 있어서, 상기 제1광학 섬유내로 유입된 상기 광선을 상기 재킷내로 안내하기 위해, 상기 재킷이 상기 제3굴절률 보다 낮은 제4굴절률을 갖고 있는 물질로 둘러싸여져 있는 것을 특징으로 하는 광학섬유 장치.
- 제1항 내지 제5항중의 어느 한 항에 있어서, 상기 제2광학섬유가 ND:YAG 물질로 형성된 것을 특징으로 하는 광학섬유 장치.
- 제1항 내지 제6항중의 어느 한항에 있어서, 상기 제1 및 제2광학 섬유가 한 외부 광학섬유 표면을 따라 각각 닦여지고, 상기 닦여진 표면들이 상기 상호작용 영역을 형성하도록 나란히 배치되는 것을 특징으로 하는 광학 섬유장치.
- 제1항 내지 제7항중의 어느 한 항에 있어서, 광선을 상기 제1광학 섬유내로 유입시키기 위한 상기 발광소오스가 상기 제2광학 섬유의 상기 물질의 흡수 스펙트럼 최대치에 대응하는 파장을 갖고 있는 광선을 유입시키는 것을 특징으로 하는 광학 섬유장치.
- 제1항 내지 제8항 중의 어느 한 항에 있어서, 광선을 상기 제1광한 섬유내로 유입시키기 위한 상기 발광소오스가 상기 제2광학 섬유의 상기 물질을 대칭적으로 펌프하도록 상기 제1광학 섬유를 따라 양방향으로 광선을 유입시키는 것을 특징으로 하는 광학 섬유장치.
- 제1굴절률을 갖고 있는 제1광학 섬유 및 레이즈되는 물질로 형성되고 상기 제1굴절률 보다 높은 제굴절률을 갖고 있는 제2광학섬유로 구성되고, 상기 제2 및 제1굴절률이 상기 광선을 상기 제2광학 섬유로 부터 상기 제1광학 섬유로 이동시키기 위해 협동하는 상호작용 영역을 형성하도록 상기 제2 및 제1광학 섬유가 비교적 밀접하게 배치된 간섭 광선 발생 광학섬유 장치내의 광선신호를 증폭하는 방법에 있어서, 상기 제2광학 섬유의 상기 물질을 펌핑하기 위해 광선을 상기 제2광학 섬유내로 유입시키는 수단 및 상기 제1광학 섬유내의 상기 광선을 증폭하도록 광선을 상기 제2광학 섬유내로 유입시키는 수단을 포함하는 것을 특징으로 하는 광학 섬유장치내의 광선 신호 증폭 방법.
- 제10항에 있어서, 상기 광학섬유 장치가 제2항 내지 제9항중의 어느 한 항에 정의된 바와 같이 된 것을 특징으로 하는 광학 섬유장치내의 광선 신호 증폭 방법.
- ※ 참고사항:최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/448,707 US4546476A (en) | 1982-12-10 | 1982-12-10 | Fiber optic amplifier |
US448707 | 1989-12-11 | ||
US448,707 | 1990-06-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR840007465A true KR840007465A (ko) | 1984-12-07 |
KR920001117B1 KR920001117B1 (ko) | 1992-02-01 |
Family
ID=23781356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019830005824A KR920001117B1 (ko) | 1982-12-10 | 1983-12-09 | 광섬유 증폭기 |
Country Status (11)
Country | Link |
---|---|
US (1) | US4546476A (ko) |
EP (1) | EP0112090B1 (ko) |
JP (1) | JPS59114883A (ko) |
KR (1) | KR920001117B1 (ko) |
AT (1) | ATE79493T1 (ko) |
AU (1) | AU568827B2 (ko) |
BR (1) | BR8306770A (ko) |
CA (1) | CA1210483A (ko) |
DE (1) | DE3382608T2 (ko) |
IL (1) | IL70306A (ko) |
NO (1) | NO834544L (ko) |
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US4938556A (en) * | 1983-11-25 | 1990-07-03 | The Board Of Trustees Of The Leland Stanford Junior University | Superfluorescent broadband fiber laser source |
GB2151868B (en) * | 1983-12-16 | 1986-12-17 | Standard Telephones Cables Ltd | Optical amplifiers |
US4778237A (en) * | 1984-06-07 | 1988-10-18 | The Board Of Trustees Of The Leland Stanford Junior University | Single-mode fiber optic saturable absorber |
US4676583A (en) * | 1984-06-28 | 1987-06-30 | Polaroid Corporation | Adscititious resonator |
DE197943T1 (de) * | 1984-10-01 | 1987-02-05 | Polaroid Corp., Cambridge, Mass. | Verst(gamma)rker frr optischen wellenleiter und laser. |
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GB2218534B (en) * | 1988-05-14 | 1992-03-25 | Stc Plc | Active optical fibre star coupler |
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GB2038017B (en) * | 1978-12-20 | 1982-11-24 | Standard Telephones Cables Ltd | Optical fibre directional coupler |
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FR2506954A1 (fr) * | 1981-06-01 | 1982-12-03 | Centre Nat Rech Scient | Dispositif de couplage de fibres optiques et son procede de fabrication |
-
1982
- 1982-12-10 US US06/448,707 patent/US4546476A/en not_active Expired - Lifetime
-
1983
- 1983-11-23 AU AU21619/83A patent/AU568827B2/en not_active Ceased
- 1983-11-23 IL IL70306A patent/IL70306A/xx unknown
- 1983-11-30 DE DE8383307278T patent/DE3382608T2/de not_active Expired - Lifetime
- 1983-11-30 EP EP83307278A patent/EP0112090B1/en not_active Expired - Lifetime
- 1983-11-30 AT AT83307278T patent/ATE79493T1/de active
- 1983-12-05 CA CA000442546A patent/CA1210483A/en not_active Expired
- 1983-12-09 NO NO834544A patent/NO834544L/no unknown
- 1983-12-09 JP JP58233465A patent/JPS59114883A/ja active Granted
- 1983-12-09 BR BR8306770A patent/BR8306770A/pt unknown
- 1983-12-09 KR KR1019830005824A patent/KR920001117B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3382608D1 (de) | 1992-09-17 |
KR920001117B1 (ko) | 1992-02-01 |
US4546476A (en) | 1985-10-08 |
NO834544L (no) | 1984-06-12 |
EP0112090A2 (en) | 1984-06-27 |
EP0112090B1 (en) | 1992-08-12 |
AU568827B2 (en) | 1988-01-14 |
CA1210483A (en) | 1986-08-26 |
EP0112090A3 (en) | 1986-08-13 |
DE3382608T2 (de) | 1993-03-25 |
BR8306770A (pt) | 1984-07-17 |
AU2161983A (en) | 1984-06-14 |
IL70306A (en) | 1987-10-30 |
IL70306A0 (en) | 1984-02-29 |
JPS59114883A (ja) | 1984-07-03 |
JPH0464197B2 (ko) | 1992-10-14 |
ATE79493T1 (de) | 1992-08-15 |
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