SE9501590D0 - Optical fiber attenuator - Google Patents

Optical fiber attenuator

Info

Publication number
SE9501590D0
SE9501590D0 SE9501590A SE9501590A SE9501590D0 SE 9501590 D0 SE9501590 D0 SE 9501590D0 SE 9501590 A SE9501590 A SE 9501590A SE 9501590 A SE9501590 A SE 9501590A SE 9501590 D0 SE9501590 D0 SE 9501590D0
Authority
SE
Sweden
Prior art keywords
fiber
optical fiber
fiber ends
attenuators
claddings
Prior art date
Application number
SE9501590A
Other languages
English (en)
Other versions
SE505591C2 (sv
SE9501590L (sv
Inventor
Wenxin Zheng
Ola Hulten
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9501590A priority Critical patent/SE505591C2/sv
Publication of SE9501590D0 publication Critical patent/SE9501590D0/sv
Priority to US08/638,146 priority patent/US5897803A/en
Priority to EP96850082A priority patent/EP0740171B1/en
Priority to DE69634866T priority patent/DE69634866T2/de
Priority to JP8108004A priority patent/JPH08304630A/ja
Publication of SE9501590L publication Critical patent/SE9501590L/sv
Publication of SE505591C2 publication Critical patent/SE505591C2/sv

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
    • G02B6/255—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
    • 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
    • G02B6/264—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting
    • G02B6/266—Optical coupling means with optical elements between opposed fibre ends which perform a function other than beam splitting the optical element being an attenuator

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
SE9501590A 1995-04-28 1995-04-28 Sätt och anordning för tillverkning av en optisk fiberdämpningsanordning samt optisk dämpningsanordning SE505591C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9501590A SE505591C2 (sv) 1995-04-28 1995-04-28 Sätt och anordning för tillverkning av en optisk fiberdämpningsanordning samt optisk dämpningsanordning
US08/638,146 US5897803A (en) 1995-04-28 1996-04-26 Optical fiber attenuator made by fusion splicing offset fiber ends with extended heating after fusing
EP96850082A EP0740171B1 (en) 1995-04-28 1996-04-26 Optical fiber attenuator
DE69634866T DE69634866T2 (de) 1995-04-28 1996-04-26 Fiberoptisches Dämpfungsglied
JP8108004A JPH08304630A (ja) 1995-04-28 1996-04-26 光ファイバ減衰器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9501590A SE505591C2 (sv) 1995-04-28 1995-04-28 Sätt och anordning för tillverkning av en optisk fiberdämpningsanordning samt optisk dämpningsanordning

Publications (3)

Publication Number Publication Date
SE9501590D0 true SE9501590D0 (sv) 1995-04-28
SE9501590L SE9501590L (sv) 1996-10-29
SE505591C2 SE505591C2 (sv) 1997-09-22

Family

ID=20398137

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9501590A SE505591C2 (sv) 1995-04-28 1995-04-28 Sätt och anordning för tillverkning av en optisk fiberdämpningsanordning samt optisk dämpningsanordning

Country Status (5)

Country Link
US (1) US5897803A (sv)
EP (1) EP0740171B1 (sv)
JP (1) JPH08304630A (sv)
DE (1) DE69634866T2 (sv)
SE (1) SE505591C2 (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6303937B1 (en) * 1998-02-27 2001-10-16 Eastman Kodak Company Ceramic calibration filter
CA2301421C (en) * 1999-03-25 2004-08-17 Fujikura Ltd. Method for calibrating discharge heat energy of optical fiber splicing device
FR2799842B1 (fr) * 1999-10-18 2003-06-13 France Telecom Procede de realisation d'un attenuateur optique et fibre optique comportant au moins un attenuateur realise selon le procede
US6311010B1 (en) 1999-11-17 2001-10-30 Telephone Services, Inc. Of Florida Variable optical attenuator with locking mechanism
US6478482B1 (en) * 2000-06-14 2002-11-12 Ciena Corporation Attenuating splice, system, and method therefor
SE518464C2 (sv) * 2001-02-14 2002-10-15 Ericsson Telefon Ab L M Förfarande och anordning för att framställa en optisk dämpare
US6717966B2 (en) * 2001-08-30 2004-04-06 Eastman Kodak Company Calibration focus position
KR100443161B1 (ko) * 2002-03-06 2004-08-04 주식회사 포앤티 비정렬 접속 필터 제조방법
US20040071414A1 (en) * 2002-10-15 2004-04-15 Fitel Interconnectivity Corp. System, controller and method for fusion splicing at least one pair of optical fibers
DE10352590A1 (de) * 2002-11-12 2004-05-27 Toptica Photonics Ag Verfahren zum Herstellen einer optischen Faser mit einer Auskoppelstelle für Streulicht, Verwendung einer optischen Faser und Vorrichtung zum Überwachen von in einer optischen Faser geführter Lichtleistung
CN106646751A (zh) * 2016-11-18 2017-05-10 中国电子科技集团公司第四十研究所 一种光纤的衰减熔接方法
US10162109B2 (en) 2017-02-07 2018-12-25 Corning Incorporated Multimode optical fibers for attenuators

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5368250A (en) * 1976-11-30 1978-06-17 Nippon Telegr & Teleph Corp <Ntt> Connector of cylindrical bars by melting
JPS53122434A (en) * 1977-03-31 1978-10-25 Nippon Telegr & Teleph Corp <Ntt> Optical fiber connecting method
GB2128766B (en) * 1982-10-16 1985-12-24 Standard Telephones Cables Ltd Single-mode optical fibre attenuator
US4557557A (en) * 1983-10-28 1985-12-10 At&T Bell Laboratories Method of making an optical fiber attenuator using a lossy fusion splice
US4557556A (en) * 1983-10-28 1985-12-10 At&T Bell Laboratories Method of fabricating an optical attenuator by fusion splicing of optical fibers
JPS60237408A (ja) * 1984-05-09 1985-11-26 Furukawa Electric Co Ltd:The 光フアイバ融着接続法における放電制御方法
JPS61117508A (ja) * 1984-11-13 1986-06-04 Nippon Telegr & Teleph Corp <Ntt> 光フアイバの接続方法
DE3638861A1 (de) * 1986-11-14 1988-05-19 Siemens Ag Verfahren zur herstellung einer unloesbaren verbindung bei lichtleitfasern
GB8810286D0 (en) * 1988-04-29 1988-06-02 British Telecomm Connecting optical waveguides
JPH04243201A (ja) * 1991-01-18 1992-08-31 Furukawa Electric Co Ltd:The 光減衰器及びその製造方法
EP0694173A1 (en) * 1992-01-02 1996-01-31 Adc Telecommunications, Inc. Overlapping fusion attenuator
US5285516A (en) * 1992-03-18 1994-02-08 Kaptron, Inc. Fused fiber optic attenuator having axially overlapping fiber end portions
JP3132913B2 (ja) * 1992-09-11 2001-02-05 キッコーマン株式会社 Ｌ−フコースデヒドロゲナーゼ遺伝子、新規な組み換え体ｄｎａ及びｌ−フコースデヒドロゲナーゼの製造法
DE4236806A1 (de) * 1992-10-30 1994-05-05 Siemens Ag Optisches Dämpfungsglied, Verfahren zu seiner Herstellung und ein hierzu geeigentes thermisches Spleißgerät
DE4236807A1 (de) * 1992-10-30 1994-05-05 Siemens Ag Verfahren zur Herstellung eines optischen Dämpfungsgliedes und ein hierzu geeignetes Spleißgerät
JPH06174961A (ja) * 1992-12-02 1994-06-24 Sumitomo Electric Ind Ltd 光ファイバの接続方法
WO1995014945A1 (en) * 1993-11-29 1995-06-01 Telefonaktiebolaget Lm Ericsson Determination of angular offset between optical fibers having optical, axial asymmetry and alignment and splicing of such fibers
JPH07225324A (ja) * 1994-02-10 1995-08-22 Japan Energy Corp 光減衰器及びその製造方法
US5398296A (en) * 1994-05-31 1995-03-14 Industrial Technology Research Institute Method of fabricating an optical attenuator
JPH0815526A (ja) * 1994-07-01 1996-01-19 Fujitsu Ltd 減衰量調整スプライス方法及びスプライス装置

Also Published As

Publication number Publication date
SE505591C2 (sv) 1997-09-22
EP0740171A1 (en) 1996-10-30
DE69634866D1 (de) 2005-07-28
US5897803A (en) 1999-04-27
SE9501590L (sv) 1996-10-29
DE69634866T2 (de) 2006-05-11
JPH08304630A (ja) 1996-11-22
EP0740171B1 (en) 2005-06-22

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Legal Events

Date Code Title Description
NUG Patent has lapsed