DE3767507D1 - Verfahren zum reduzieren der verluste einer faserkopplung. - Google Patents

Verfahren zum reduzieren der verluste einer faserkopplung.

Info

Publication number
DE3767507D1
DE3767507D1 DE8787301288T DE3767507T DE3767507D1 DE 3767507 D1 DE3767507 D1 DE 3767507D1 DE 8787301288 T DE8787301288 T DE 8787301288T DE 3767507 T DE3767507 T DE 3767507T DE 3767507 D1 DE3767507 D1 DE 3767507D1
Authority
DE
Germany
Prior art keywords
fiber coupling
reducing losses
fibres
loss
cladding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8787301288T
Other languages
English (en)
Inventor
David Bryan Mortimore
David Brian Payne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE3767507D1 publication Critical patent/DE3767507D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements
    • 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
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Stringed Musical Instruments (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Artificial Filaments (AREA)
  • Sealing Material Composition (AREA)
  • Optical Couplings Of Light Guides (AREA)
DE8787301288T 1986-02-14 1987-02-13 Verfahren zum reduzieren der verluste einer faserkopplung. Expired - Lifetime DE3767507D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868603672A GB8603672D0 (en) 1986-02-14 1986-02-14 Reducing splice loss between dissimilar fibres

Publications (1)

Publication Number Publication Date
DE3767507D1 true DE3767507D1 (de) 1991-02-28

Family

ID=10593067

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787301288T Expired - Lifetime DE3767507D1 (de) 1986-02-14 1987-02-13 Verfahren zum reduzieren der verluste einer faserkopplung.

Country Status (10)

Country Link
US (1) US4900114A (de)
EP (1) EP0235992B1 (de)
JP (1) JP2709388B2 (de)
AT (1) ATE60449T1 (de)
CA (1) CA1294806C (de)
DE (1) DE3767507D1 (de)
ES (1) ES2020263B3 (de)
GB (1) GB8603672D0 (de)
GR (1) GR3001451T3 (de)
WO (1) WO1987005118A1 (de)

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US5324333A (en) * 1984-12-27 1994-06-28 Sorapec, Societe De Recherche Et D'applications Electrochimiques Cadmium oxide electrode with binding agent
ATE107779T1 (de) * 1986-11-14 1994-07-15 Commw Of Australia Herstellung von faseroptischen komponenten.
DE3786916T2 (de) * 1986-11-14 1993-11-11 Commw Of Australia Herstellung von faseroptischen komponenten.
DE3806866C2 (de) * 1988-03-03 1994-07-14 Kabelmetal Electro Gmbh Verfahren zum Verbinden von zwei optischen Fasern
GB8810286D0 (en) * 1988-04-29 1988-06-02 British Telecomm Connecting optical waveguides
US4997248A (en) * 1989-01-27 1991-03-05 Aster Corporation Wide band coupler
US4962988A (en) * 1989-07-10 1990-10-16 Optomec Design Company Termination interface structure and method for joining an optical fiber to a graded index rod lens
ES2063953T3 (es) * 1989-08-14 1995-01-16 Ciba Geigy Ag Conexion por enchufe para conductor de ondas luminosas.
US5074633A (en) * 1990-08-03 1991-12-24 At&T Bell Laboratories Optical communication system comprising a fiber amplifier
DE4028790C1 (de) * 1990-09-11 1992-02-06 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
FR2681438B1 (fr) * 1991-09-16 1994-12-09 Alcatel Nv Procede pour limiter les pertes de couplage entre une fibre optique monomode et un systeme optique presentant respectivement des diametres de mode differents.
JPH0588038A (ja) * 1991-09-26 1993-04-09 Furukawa Electric Co Ltd:The モードフイールド変換フアイバ部品
US5361383A (en) * 1991-10-30 1994-11-01 Hughes Aircraft Company Optical fiber having internal partial mirrors and interferometer using same
JP3165540B2 (ja) * 1992-12-15 2001-05-14 株式会社精工技研 光ファイバ終端器
US5459804A (en) * 1993-04-06 1995-10-17 Porta Systems Corporation Fiberoptic couplers having spacer fibers that have no optical cores
JPH0713036A (ja) * 1993-06-15 1995-01-17 Hitachi Cable Ltd ピッグテールファイバ付光デバイス及びその製造方法
US5729643A (en) * 1996-04-05 1998-03-17 Coherent, Inc. Tapered composite optical fiber and method of making the same
US7656578B2 (en) 1997-03-21 2010-02-02 Imra America, Inc. Microchip-Yb fiber hybrid optical amplifier for micro-machining and marking
US7576909B2 (en) 1998-07-16 2009-08-18 Imra America, Inc. Multimode amplifier for amplifying single mode light
US5852692A (en) * 1997-05-16 1998-12-22 Coherent, Inc. Tapered optical fiber delivery system for laser diode
US6275627B1 (en) * 1998-09-25 2001-08-14 Corning Incorporated Optical fiber having an expanded mode field diameter and method of expanding the mode field diameter of an optical fiber
US6275512B1 (en) 1998-11-25 2001-08-14 Imra America, Inc. Mode-locked multimode fiber laser pulse source
US6612753B1 (en) * 1999-08-11 2003-09-02 Alcoa Fujikura Ltd. Miniature bend splice in optical fibers and method of forming same
US6404963B1 (en) * 2000-01-28 2002-06-11 Rofin Australia Pty. Ltd. Method of making large core polymer fiber optic device
DE10045023A1 (de) * 2000-09-12 2002-03-21 Scc Special Comm Cables Gmbh Lichtwellenleiter-Verbindung und Verfahren zum Herstellen einer Lichtwellenleiter-Verbindung
US6608951B1 (en) * 2000-11-28 2003-08-19 Lew Goldberg Optical fiber amplifiers and lasers and optical pumping device therefor
US6789960B2 (en) * 2001-07-06 2004-09-14 Corning Incorporated Method of connecting optical fibers, an optical fiber therefor, and an optical fiber span therefrom
US20040096174A1 (en) * 2002-05-16 2004-05-20 Kanishka Tankala Optical fiber having an expanded mode field diameter and methods of providing such a fiber
US20040062495A1 (en) * 2002-09-26 2004-04-01 Sumitomo Electric Industries, Ltd. Optical fiber product and method of fabricating thereof, Raman amplifier and method of fabricating thereof, method of fabricating of optical coupler, and optical transmission line
US7037003B2 (en) * 2002-11-12 2006-05-02 Fitel Usa Corp. Systems and methods for reducing splice loss in optical fibers
US20040163419A1 (en) * 2002-11-20 2004-08-26 Eric Mics Method and apparatus for forming low optical loss splices
KR20060076205A (ko) * 2004-12-28 2006-07-04 프레사이스 게이지 가부시키가이샤 광부품의 제조방법 및 제조장치, 및 광부품
WO2012061935A1 (en) 2010-11-09 2012-05-18 Opsens Inc. Guidewire with internal pressure sensor
US10582860B2 (en) 2012-08-27 2020-03-10 Boston Scientific Scimed, Inc. Pressure-sensing medical devices and medical device systems
CN105209102B (zh) 2013-03-15 2018-10-02 波士顿科学国际有限公司 压力感测导丝
EP2999400B1 (de) 2013-05-22 2022-08-03 Boston Scientific Scimed, Inc. Druckmessungsführungsdrahtsysteme mit einem optischen anschlusskabel
WO2015013646A1 (en) 2013-07-26 2015-01-29 Boston Scientific Scimed, Inc. Ffr sensor head design that minimizes stress induced pressure offsets
US10835182B2 (en) 2013-08-14 2020-11-17 Boston Scientific Scimed, Inc. Medical device systems including an optical fiber with a tapered core
WO2015057518A1 (en) 2013-10-14 2015-04-23 Boston Scientific Scimed, Inc. Pressure sensing guidewire and methods for calculating fractional flow reserve
US10932679B2 (en) 2014-03-18 2021-03-02 Boston Scientific Scimed, Inc. Pressure sensing guidewires and methods of use
WO2015160799A2 (en) 2014-04-17 2015-10-22 Boston Scientific Scimed, Inc. Self-cleaning optical connector
JP6375389B2 (ja) 2014-06-04 2018-08-15 ボストン サイエンティフィック サイムド，インコーポレイテッドＢｏｓｔｏｎ Ｓｃｉｅｎｔｉｆｉｃ Ｓｃｉｍｅｄ，Ｉｎｃ． 減圧オフセットを有する圧力検出ガイドワイヤシステム
CN106714675B (zh) 2014-08-01 2020-03-20 波士顿科学国际有限公司 压力传感导丝
US9795307B2 (en) 2014-12-05 2017-10-24 Boston Scientific Scimed, Inc. Pressure sensing guidewires
US9972961B2 (en) * 2015-06-25 2018-05-15 Optical Engines, Inc. Two-ended pumping of a composite fiber optic amplifier
EP3419514B1 (de) 2016-02-23 2023-08-23 Boston Scientific Scimed, Inc. Druckmessungsführungsdrahtsysteme mit einem optischen anschlusskabel
US20170307825A1 (en) * 2016-04-22 2017-10-26 Corning Incorporated Tapered optical fiber connections
CN111225605B (zh) 2017-08-03 2023-01-17 波士顿科学国际有限公司 血流储备分数的评估方法
US11311196B2 (en) 2018-02-23 2022-04-26 Boston Scientific Scimed, Inc. Methods for assessing a vessel with sequential physiological measurements
US11850073B2 (en) 2018-03-23 2023-12-26 Boston Scientific Scimed, Inc. Medical device with pressure sensor
WO2019195721A1 (en) 2018-04-06 2019-10-10 Boston Scientific Scimed, Inc. Medical device with pressure sensor
JP7102544B2 (ja) 2018-04-18 2022-07-19 ボストン サイエンティフィック サイムド，インコーポレイテッド 逐次生理学的測定による血管の評価方法
US11342723B2 (en) 2018-07-16 2022-05-24 Optical Engines, Inc. Counter pumping a large mode area fiber laser
US11515682B2 (en) 2019-06-14 2022-11-29 Massachusetts Institute Of Technology Incoherently combining lasers
US11061188B1 (en) * 2020-03-02 2021-07-13 Ad Value Photonics, Inc. Fiber coupler and method for fabrication of the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1252126A (de) * 1967-11-08 1971-11-03
GB1558527A (en) * 1977-07-21 1980-01-03 Standard Telephones Cables Ltd Optical fibre
US4252403A (en) * 1979-11-06 1981-02-24 International Telephone And Telegraph Corporation Coupler for a graded index fiber
FR2513394A1 (fr) * 1981-09-24 1983-03-25 Thomson Csf Procede de couplage entre fibres optiques monomodes
DE3407820A1 (de) * 1984-03-02 1985-11-07 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung eines fasertapers mit brechender linse
GB8519183D0 (en) * 1985-07-30 1985-09-04 British Telecomm Optical fused couplers

Also Published As

Publication number Publication date
WO1987005118A1 (en) 1987-08-27
ATE60449T1 (de) 1991-02-15
JPS63502460A (ja) 1988-09-14
ES2020263B3 (es) 1991-08-01
JP2709388B2 (ja) 1998-02-04
EP0235992A1 (de) 1987-09-09
EP0235992B1 (de) 1991-01-23
US4900114A (en) 1990-02-13
CA1294806C (en) 1992-01-28
GR3001451T3 (en) 1992-10-08
GB8603672D0 (en) 1986-03-19

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Legal Events

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8364 No opposition during term of opposition