FI890479A0 - Valoaaltojohdin - Google Patents

Valoaaltojohdin

Info

Publication number
FI890479A0
FI890479A0 FI890479A FI890479A FI890479A0 FI 890479 A0 FI890479 A0 FI 890479A0 FI 890479 A FI890479 A FI 890479A FI 890479 A FI890479 A FI 890479A FI 890479 A0 FI890479 A0 FI 890479A0
Authority
FI
Finland
Prior art keywords
light wave
wave guide
refractive index
core
cladding
Prior art date
Application number
FI890479A
Other languages
English (en)
Swedish (sv)
Other versions
FI94185B (fi
FI890479A (fi
FI94185C (fi
Inventor
Hans-Georg Unger
Risheng Yang
Original Assignee
Rheydt Kabelwerk Ag
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 Rheydt Kabelwerk Ag filed Critical Rheydt Kabelwerk Ag
Publication of FI890479A0 publication Critical patent/FI890479A0/fi
Publication of FI890479A publication Critical patent/FI890479A/fi
Publication of FI94185B publication Critical patent/FI94185B/fi
Application granted granted Critical
Publication of FI94185C publication Critical patent/FI94185C/fi

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
    • G02B6/03638—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 3 layers only
    • G02B6/0365—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 3 layers only arranged - - +

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Laser Surgery Devices (AREA)
  • Lasers (AREA)
  • Led Devices (AREA)
  • Waveguides (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Optical Integrated Circuits (AREA)
FI890479A 1988-02-11 1989-02-01 Valoaaltojohdin FI94185C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3804152 1988-02-11
DE3804152A DE3804152A1 (de) 1988-02-11 1988-02-11 Lichtwellenleiter

Publications (4)

Publication Number Publication Date
FI890479A0 true FI890479A0 (fi) 1989-02-01
FI890479A FI890479A (fi) 1989-08-12
FI94185B FI94185B (fi) 1995-04-13
FI94185C FI94185C (fi) 1995-07-25

Family

ID=6347135

Family Applications (1)

Application Number Title Priority Date Filing Date
FI890479A FI94185C (fi) 1988-02-11 1989-02-01 Valoaaltojohdin

Country Status (6)

Country Link
EP (1) EP0327702B1 (fi)
AT (1) ATE111233T1 (fi)
DE (2) DE3804152A1 (fi)
DK (1) DK30689A (fi)
ES (1) ES2063019T3 (fi)
FI (1) FI94185C (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5559921A (en) * 1994-06-24 1996-09-24 Sumitomo Electric Industries, Ltd. Single mode optical fiber
AU719695B2 (en) * 1996-12-27 2000-05-18 Sumitomo Electric Industries, Ltd. Optical fiber and method of manufacturing the same
US6535679B2 (en) 1997-01-16 2003-03-18 Sumitomo Electric Industries, Ltd. Optical fiber and method of manufacturing the same
EP0884614A1 (en) * 1997-06-13 1998-12-16 Sumitomo Electric Industries, Ltd. Optical fiber
GB2379279B (en) * 2001-08-31 2005-10-26 Gsi Lumonics Ltd Laser processing system and optical fibres
WO2004092794A1 (ja) * 2003-04-11 2004-10-28 Fujikura Ltd. 光ファイバ
US7187833B2 (en) * 2004-04-29 2007-03-06 Corning Incorporated Low attenuation large effective area optical fiber
US7336877B2 (en) 2004-08-31 2008-02-26 Corning Incorporated Broadband optical fiber
FR2893149B1 (fr) 2005-11-10 2008-01-11 Draka Comteq France Fibre optique monomode.
FR2899693B1 (fr) 2006-04-10 2008-08-22 Draka Comteq France Fibre optique monomode.
CN102099711B (zh) 2007-11-09 2014-05-14 德雷卡通信技术公司 抗微弯光纤
FR2930997B1 (fr) 2008-05-06 2010-08-13 Draka Comteq France Sa Fibre optique monomode

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070091A (en) * 1976-04-16 1978-01-24 Northern Telecom Limited Optical fibre with enhanced security
US4447127A (en) * 1982-04-09 1984-05-08 Bell Telephone Laboratories, Incorporated Low loss single mode fiber
JPS6252508A (ja) * 1985-09-02 1987-03-07 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ
JPS62187305A (ja) * 1986-02-14 1987-08-15 Nippon Telegr & Teleph Corp <Ntt> 屈折率溝付き二重コア単一モ−ド光フアイバ
US4852968A (en) * 1986-08-08 1989-08-01 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber comprising a refractive index trench

Also Published As

Publication number Publication date
ES2063019T3 (es) 1995-01-01
ATE111233T1 (de) 1994-09-15
DK30689A (da) 1989-08-12
DK30689D0 (da) 1989-01-24
FI94185B (fi) 1995-04-13
FI890479A (fi) 1989-08-12
EP0327702B1 (de) 1994-09-07
DE3851426D1 (de) 1994-10-13
FI94185C (fi) 1995-07-25
EP0327702A2 (de) 1989-08-16
DE3804152A1 (de) 1989-08-24
EP0327702A3 (de) 1991-01-09

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed

Owner name: AEG KABEL AKTIENGESELLSCHAFT