IT8320492A0 - Fibra ottica del modo singolo a basse perdite. - Google Patents

Fibra ottica del modo singolo a basse perdite.

Info

Publication number
IT8320492A0
IT8320492A0 IT8320492A IT2049283A IT8320492A0 IT 8320492 A0 IT8320492 A0 IT 8320492A0 IT 8320492 A IT8320492 A IT 8320492A IT 2049283 A IT2049283 A IT 2049283A IT 8320492 A0 IT8320492 A0 IT 8320492A0
Authority
IT
Italy
Prior art keywords
single mode
mode fiber
fiber optics
low losses
losses
Prior art date
Application number
IT8320492A
Other languages
English (en)
Other versions
IT1168909B (it
Inventor
Leonard George Cohen
Wanda Lee Mammel
Dietrich Marcuse
Original Assignee
Estern Electric Co Inc
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 Estern Electric Co Inc filed Critical Estern Electric Co Inc
Publication of IT8320492A0 publication Critical patent/IT8320492A0/it
Application granted granted Critical
Publication of IT1168909B publication Critical patent/IT1168909B/it

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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
    • G02B6/03627—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - +

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Waveguides (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
IT20492/83A 1982-04-09 1983-04-07 Tfibra ottica del modo singolo a basse perdite IT1168909B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/367,094 US4447127A (en) 1982-04-09 1982-04-09 Low loss single mode fiber

Publications (2)

Publication Number Publication Date
IT8320492A0 true IT8320492A0 (it) 1983-04-07
IT1168909B IT1168909B (it) 1987-05-20

Family

ID=23445913

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20492/83A IT1168909B (it) 1982-04-09 1983-04-07 Tfibra ottica del modo singolo a basse perdite

Country Status (10)

Country Link
US (1) US4447127A (it)
JP (1) JPS58186702A (it)
AU (1) AU550788B2 (it)
BE (1) BE896413A (it)
CA (1) CA1202506A (it)
DE (1) DE3312698C2 (it)
FR (1) FR2526173B1 (it)
GB (1) GB2118321B (it)
IT (1) IT1168909B (it)
NL (1) NL8301246A (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59174541A (ja) * 1983-01-11 1984-10-03 Hitachi Cable Ltd 偏波面保存光フアイバ
US4691990A (en) * 1984-11-13 1987-09-08 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber with depressed index outer cladding
US4641917A (en) * 1985-02-08 1987-02-10 At&T Bell Laboratories Single mode optical fiber
JPS6252508A (ja) * 1985-09-02 1987-03-07 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ
JPS6287907A (ja) * 1985-10-14 1987-04-22 Sumitomo Electric Ind Ltd １．５ミクロン帯用シングルモ−ド光フアイバ
CA1298110C (en) * 1985-11-04 1992-03-31 William E. Dennis Optical fiber with a high refractive index edge which refracts errant signals from core cladding
US4836640A (en) * 1986-06-27 1989-06-06 American Telephone And Telegraph Company, At&T Bell Laboratories Depressed cladding optical fiber cable
US4852968A (en) 1986-08-08 1989-08-01 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber comprising a refractive index trench
JPS63208003A (ja) * 1987-02-25 1988-08-29 Sumitomo Electric Ind Ltd 光フアイバ
DE3804152A1 (de) * 1988-02-11 1989-08-24 Rheydt Kabelwerk Ag Lichtwellenleiter
US4838643A (en) * 1988-03-23 1989-06-13 Alcatel Na, Inc. Single mode bend insensitive fiber for use in fiber optic guidance applications
JPH01282507A (ja) * 1988-05-09 1989-11-14 Sumitomo Electric Ind Ltd 光ファイバ
JP2958964B2 (ja) * 1989-02-14 1999-10-06 ソニー株式会社 回帰反射性貼着シート
US5044724A (en) * 1989-12-22 1991-09-03 At&T Bell Laboratories Method of producing optical fiber, and fiber produced by the method
US5027079A (en) * 1990-01-19 1991-06-25 At&T Bell Laboratories Erbium-doped fiber amplifier
EP0585533B1 (en) * 1992-08-19 1998-08-05 Sumitomo Electric Industries, Limited Mode field diameter conversion fiber
JPH07261048A (ja) * 1994-03-23 1995-10-13 Sumitomo Electric Ind Ltd 分散補償ファイバ
FR2724234B1 (fr) * 1994-09-05 1997-01-03 Alcatel Fibres Optiques Fibre optique monomode a dispersion decalee
US5673342A (en) * 1996-05-28 1997-09-30 Lucent Technologies Inc. Communication system comprising a low cost optical filter
EP0862069B1 (en) * 1997-02-26 2007-04-11 Nippon Telegraph And Telephone Corporation Optical fiber
US5878182A (en) * 1997-06-05 1999-03-02 Lucent Technologies Inc. Optical fiber having a low-dispersion slope in the erbium amplifier region
CN1105930C (zh) 1997-12-30 2003-04-16 三星电子株式会社 单模光纤
KR100333897B1 (ko) * 1998-06-24 2002-07-31 광주과학기술원 스트레스이완된장주기광섬유격자
KR100322131B1 (ko) 1999-01-28 2002-02-04 윤종용 오.에이치.차단층을 구비한 광섬유 모재 및 그 제조방법
FR2784198B1 (fr) * 1998-10-05 2002-08-30 Cit Alcatel Fibre optique utilisable pour systeme de transmissions a multiplexage en longueur d'onde
DE19852704A1 (de) * 1998-11-16 2000-05-18 Heraeus Quarzglas Verfahren zur Herstellung einer Vorform für eine optische Faser und für die Durchführung des Verfahrens geeignetes Substratrohr
US6603909B2 (en) 2000-11-21 2003-08-05 3M Innovative Properties Company Laser pigtail fiber with inherent attenuation characteristic
US6947652B2 (en) * 2002-06-14 2005-09-20 3M Innovative Properties Company Dual-band bend tolerant optical waveguide
US7455460B2 (en) * 2007-03-08 2008-11-25 Panduit Corp. Fiber optic connector with double-clad stub fiber
RU2607676C2 (ru) 2011-11-14 2017-01-10 Сумитомо Электрик Индастриз, Лтд. Оптическое волокно и оптическая передающая система
US9188736B2 (en) * 2013-04-08 2015-11-17 Corning Incorporated Low bend loss optical fiber
US10139561B2 (en) 2015-09-16 2018-11-27 Corning Incorporated Low-loss and low-bend-loss optical fiber

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997241A (en) * 1973-06-07 1976-12-14 Hitachi, Ltd. Optical waveguide transmitting light wave energy in single mode
US4206967A (en) * 1975-06-06 1980-06-10 Hitachi, Ltd. Optical fiber
JPS5258547A (en) * 1975-11-10 1977-05-14 Hitachi Ltd Light transmission fiber
JPS5250246A (en) * 1975-10-20 1977-04-22 Hitachi Ltd Light transmitting line
JPS5555302A (en) * 1978-10-20 1980-04-23 Furukawa Electric Co Ltd:The Optical fiber
US4300930A (en) * 1980-10-31 1981-11-17 The United States Of America As Represented By The Secretary Of The Navy Minimum dispersion at 1.55 μm for single-mode step-index optical fibers
US4412722A (en) * 1981-10-26 1983-11-01 Western Electric Single mode fiber with graded index of refraction

Also Published As

Publication number Publication date
FR2526173B1 (fr) 1986-11-28
JPS58186702A (ja) 1983-10-31
IT1168909B (it) 1987-05-20
DE3312698A1 (de) 1983-10-13
GB2118321A (en) 1983-10-26
US4447127A (en) 1984-05-08
AU1264683A (en) 1983-10-13
BE896413A (fr) 1983-08-01
DE3312698C2 (de) 1994-04-21
AU550788B2 (en) 1986-04-10
NL8301246A (nl) 1983-11-01
CA1202506A (en) 1986-04-01
FR2526173A1 (fr) 1983-11-04
GB2118321B (en) 1985-06-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960424