KR890000911A - 광학 도판관 결합기 - Google Patents
광학 도판관 결합기 Download PDFInfo
- Publication number
- KR890000911A KR890000911A KR1019880006896A KR880006896A KR890000911A KR 890000911 A KR890000911 A KR 890000911A KR 1019880006896 A KR1019880006896 A KR 1019880006896A KR 880006896 A KR880006896 A KR 880006896A KR 890000911 A KR890000911 A KR 890000911A
- Authority
- KR
- South Korea
- Prior art keywords
- optical
- waveguide coupler
- optical waveguide
- optical fiber
- coupler
- Prior art date
Links
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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/10—Non-chemical treatment
- C03B37/14—Re-forming fibres or filaments, i.e. changing their shape
- C03B37/15—Re-forming fibres or filaments, i.e. changing their shape with heat application, e.g. for making optical fibres
-
- 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
- G02B6/2835—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 formed or shaped by thermal treatment, e.g. couplers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Optical Integrated Circuits (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 광학 결합기의 주요구조의 도시도.
제2도는 종래 기술에서와 같이 인접한 도파관들의 코어에 같은 재질이 사용되었을 때 결합 길이와 분함비 사이의 관계의 도시도.
제3도는 본 발명에 따른 결합 길이와 분할비 사이의 관계의 도시도.
Claims (4)
- 하나의 광섬유내로 전파하는 빛이 하나 이상의 다른 광섬유내로 결합하도록 함께 퓨징되거나 에칭되고 스프라이싱된 최소한 두 개의 광섬유로 이루어지는데, 상기 광섬유의 코어는 제각기 서로 다른 굴절율을 가진 재질로 이루어지는 것을 특징으로 하는 광학 도파관 결합기.
- 제1항에 있어서, 상기 광섬유는 단일 모드 광섬유로 이루어지는 것을 특징으로 하는 광학 도파관 결합기.
- 제1항에 있어서, 상기 광섬유는 다중 모드 광섬유로 이루어지는 것을 특징으로 하는 광학 도파관 결합기.
- 제각기 서로 다른 굴절률을 가지는 재질로 이루어진 적어도 두 개의 광학 도파관부를 가진 평면 도파관으로 구성되는 것을 특징으로 하는 광학 도파관 결합기.※청구사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP144909 | 1987-06-10 | ||
JP62144909A JPS63309906A (ja) | 1987-06-10 | 1987-06-10 | 光導波結合器 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR890000911A true KR890000911A (ko) | 1989-03-17 |
Family
ID=15373102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880006896A KR890000911A (ko) | 1987-06-10 | 1988-06-09 | 광학 도판관 결합기 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4904040A (ko) |
EP (1) | EP0295039A3 (ko) |
JP (1) | JPS63309906A (ko) |
KR (1) | KR890000911A (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0444605U (ko) * | 1990-08-14 | 1992-04-15 | ||
US5295211A (en) * | 1993-01-07 | 1994-03-15 | Corning Incorporated | Fiber amplifier coupler |
AU2002239593A1 (en) * | 2000-12-30 | 2002-07-16 | University Of Rochester | Device and method for compensating for chromatic dispersion |
JP2003167141A (ja) * | 2001-12-03 | 2003-06-13 | Makoto Fujimaki | 光導波路カップラー及びその特性調整方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4342499A (en) * | 1979-03-19 | 1982-08-03 | Hicks Jr John W | Communications tuning construction |
FR2506954A1 (fr) * | 1981-06-01 | 1982-12-03 | Centre Nat Rech Scient | Dispositif de couplage de fibres optiques et son procede de fabrication |
US4490163A (en) * | 1982-03-22 | 1984-12-25 | U.S. Philips Corporation | Method of manufacturing a fiber-optical coupling element |
US4515431A (en) * | 1982-08-11 | 1985-05-07 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
US4546476A (en) * | 1982-12-10 | 1985-10-08 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
US4632513A (en) * | 1983-05-26 | 1986-12-30 | Gould Inc. | Method of making a polarization-insensitive, evanescent-wave, fused coupler with minimal environmental sensitivity |
US4553238A (en) * | 1983-09-30 | 1985-11-12 | The Board Of Trustees Of The Leland Stanford University | Fiber optic amplifier |
US4630884A (en) * | 1984-09-04 | 1986-12-23 | Western Geophysical Co. Of America | Method and apparatus for monitoring optical fiber lapping and polishing |
US4673270A (en) * | 1985-06-28 | 1987-06-16 | Amp Incorporated | Channel add/drop filter-coupler |
US4755037A (en) * | 1987-04-13 | 1988-07-05 | Mcdonnell Douglas Corporation | Fiber optic coupler |
-
1987
- 1987-06-10 JP JP62144909A patent/JPS63309906A/ja active Pending
-
1988
- 1988-06-07 EP EP88305160A patent/EP0295039A3/en not_active Ceased
- 1988-06-08 US US07/204,106 patent/US4904040A/en not_active Expired - Lifetime
- 1988-06-09 KR KR1019880006896A patent/KR890000911A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0295039A2 (en) | 1988-12-14 |
EP0295039A3 (en) | 1990-08-16 |
US4904040A (en) | 1990-02-27 |
JPS63309906A (ja) | 1988-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |