KR100960185B1 - 광파이버 테이프 코어 - Google Patents
광파이버 테이프 코어 Download PDFInfo
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- KR100960185B1 KR100960185B1 KR1020047001181A KR20047001181A KR100960185B1 KR 100960185 B1 KR100960185 B1 KR 100960185B1 KR 1020047001181 A KR1020047001181 A KR 1020047001181A KR 20047001181 A KR20047001181 A KR 20047001181A KR 100960185 B1 KR100960185 B1 KR 100960185B1
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- optical fiber
- wavelength
- tape core
- core
- fiber tape
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- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
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- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4403—Optical cables with ribbon structure
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- 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
- G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02266—Positive dispersion fibres at 1550 nm
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- 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
- G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02266—Positive dispersion fibres at 1550 nm
- G02B6/02271—Non-zero dispersion shifted fibres, i.e. having a small positive dispersion at 1550 nm, e.g. ITU-T G.655 dispersion between 1.0 to 10 ps/nm.km for avoiding nonlinear effects
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- 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
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
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- 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
- G02B6/03605—Highest refractive index not on central axis
- G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
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- 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
- G02B6/36—Mechanical coupling means
- G02B6/3628—Mechanical coupling means for mounting fibres to supporting carriers
- G02B6/3632—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means
- G02B6/3636—Mechanical coupling means for mounting fibres to supporting carriers characterised by the cross-sectional shape of the mechanical coupling means the mechanical coupling means being grooves
-
- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4431—Protective covering with provision in the protective covering, e.g. weak line, for gaining access to one or more fibres, e.g. for branching or tapping
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Abstract
Description
Claims (24)
- 병렬 배치된 복수의 광 파이버가 테이프재로 피복되어 이루어지는 광파이버 테이프 코어로서,상기 복수의 광파이버 각각은 파장 1.55㎛에서의 Petermann-I의 정의에 근거하는 모드 필드 직경이 8㎛ 이하이고, 파장 1.3㎛에서의 Petermann-I의 정의에 근거하는 모드 필드 직경은 6㎛ 이상이며, 케이블 컷오프 파장은 1.26㎛ 이하이고, 파장 1.55㎛에서의 벤딩 직경 15mm에서의 벤딩 손실은 0.02dB/turn 이하이며,상기 각각의 광 파이버에서 1.3㎛의 파장 및 1.55㎛의 파장 각각에서 파장 분산(dispersion)의 절대값은 12ps/㎚/㎞ 이하이고,단심 분리 시의 파장 1.55㎛에서의 손실 변화는 1.0dB 이하이며,상기 복수의 광파이버의 병렬 배치면에 수직인 방향의 두께는 155㎛ 미만이고,상기 복수의 광파이버 각각은 착색층으로 피복되어 있으며,상기 착색층과 상기 테이프재 사이의 밀착력이 180도 박리 시험에서 0.4~5.0g/cm이고,상기 복수의 광파이버 각각의 보호 피복층은 2층으로, 양층의 두께는 15~37.5㎛ 이며, 내측 보호 피복층의 영률(Young's modulus)은 0.2kg/mm2 이하이고, 외측 보호 피복층의 영률은 10kg/mm2 이상이며,길이 방향의 전체가 상기 테이프재로 피복되어 있는것을 특징으로 하는 광파이버 테이프 코어.
- 제 1 항에 있어서,상기 복수의 광파이버의 병렬 배치면에 수직인 방향의 상기 테이프재의 두께는 상기 복수의 광파이버 각각의 중심을 지날 때보다, 상기 복수의 광파이버 사이를 지날 때가 큰 것을 특징으로 하는 광파이버 테이프 코어.
- 제 1 항 또는 제 2 항에 있어서,상기 케이블 컷오프 파장은 1.00㎛ 이상인 것을 특징으로 하는 광파이버 테이프 코어.
- 제 1 항 또는 제 2 항에 있어서,상기 복수의 광파이버 각각의 파장 1.3㎛에서의 전송 손실은 0.5dB/km 이하인 것을 특징으로 하는 광파이버 테이프 코어.
- 제 1 항 또는 제 2 항에 있어서,상기 복수의 광파이버 각각은 신장 왜곡 1.5% 이상인 프루프 테스트(proof test)를 합격한 것을 특징으로 하는 광파이버 테이프 코어.
- 제 1 항 또는 제 2 항에 있어서,상기 복수의 광파이버 각각은 신장 왜곡 2.5% 이상인 프루프 테스트를 합격한 것을 특징으로 하는 광파이버 테이프 코어.
- 제 1 항 또는 제 2 항에 있어서,상기 복수의 광파이버 각각의 피로 계수가 50 이상인 것을 특징으로 하는 광파이버 테이프 코어.
- 제 1 항 또는 제 2 항에 있어서,상기 복수의 광파이버 각각의 클래드 직경의 최대값과 최소값의 차가 1.0㎛ 이하인 것을 특징으로 하는 광파이버 테이프 코어.
- 삭제
- 제 1 항 또는 제 2 항에 있어서,중간부에서 단심 분리를 행할 때의 파장 1.55㎛에서의 전송 손실의 증가가 0.9dB 이하인 것을 특징으로 하는 광파이버 테이프 코어.
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Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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JP2002154148 | 2002-05-28 | ||
JPJP-P-2002-00154161 | 2002-05-28 | ||
JP2002154161 | 2002-05-28 | ||
JPJP-P-2002-00154148 | 2002-05-28 | ||
PCT/JP2003/006701 WO2003100495A1 (en) | 2002-05-28 | 2003-05-28 | Optical fiber tape core |
Publications (2)
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KR20040111323A KR20040111323A (ko) | 2004-12-31 |
KR100960185B1 true KR100960185B1 (ko) | 2010-05-27 |
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KR1020047001181A KR100960185B1 (ko) | 2002-05-28 | 2003-05-28 | 광파이버 테이프 코어 |
Country Status (7)
Country | Link |
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US (1) | US7116872B2 (ko) |
EP (1) | EP1515170A4 (ko) |
JP (1) | JP4049154B2 (ko) |
KR (1) | KR100960185B1 (ko) |
CN (1) | CN100371754C (ko) |
CA (1) | CA2475970A1 (ko) |
WO (1) | WO2003100495A1 (ko) |
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JP3685520B2 (ja) * | 1995-06-01 | 2005-08-17 | 昭和電線電纜株式会社 | 光ファイバ心線 |
JP3560687B2 (ja) | 1995-06-08 | 2004-09-02 | 昭和電線電纜株式会社 | 光ファイバケーブル |
JP3568629B2 (ja) * | 1995-06-09 | 2004-09-22 | 昭和電線電纜株式会社 | 光ファイバ心線 |
JP3773584B2 (ja) | 1996-03-04 | 2006-05-10 | トヨクニ電線株式会社 | 光ファイバーテープケーブル |
JP3746871B2 (ja) * | 1997-04-14 | 2006-02-15 | Jsr株式会社 | 液状硬化性樹脂組成物 |
JPH11218622A (ja) * | 1998-02-03 | 1999-08-10 | Fujikura Ltd | 光ファイバテープ心線 |
EP0953857B1 (en) * | 1998-04-30 | 2010-06-09 | Swcc Showa Cable Systems Co., Ltd. | Optical Fiber |
AU767723B2 (en) * | 1998-11-26 | 2003-11-20 | Sumitomo Electric Industries, Ltd. | Optical fiber and optical transmission system including the same |
US6532329B1 (en) * | 2000-03-29 | 2003-03-11 | Alcatel | Identification scheme for splittable ribbon products |
JP2002062451A (ja) * | 2000-08-21 | 2002-02-28 | Mitsubishi Cable Ind Ltd | 分散シフトファイバ |
JP2003279780A (ja) * | 2002-01-15 | 2003-10-02 | Sumitomo Electric Ind Ltd | 光ファイバ、光ファイバテープ、光ケーブル及び光ファイバ付き光コネクタ |
-
2003
- 2003-05-28 CN CNB038007258A patent/CN100371754C/zh not_active Expired - Fee Related
- 2003-05-28 EP EP03730674A patent/EP1515170A4/en not_active Withdrawn
- 2003-05-28 CA CA002475970A patent/CA2475970A1/en not_active Abandoned
- 2003-05-28 JP JP2004507894A patent/JP4049154B2/ja not_active Expired - Lifetime
- 2003-05-28 KR KR1020047001181A patent/KR100960185B1/ko active IP Right Grant
- 2003-05-28 WO PCT/JP2003/006701 patent/WO2003100495A1/ja active Application Filing
- 2003-05-28 US US10/515,767 patent/US7116872B2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11311726A (ja) * | 1998-04-30 | 1999-11-09 | Showa Electric Wire & Cable Co Ltd | 光ファイバテープ心線 |
Also Published As
Publication number | Publication date |
---|---|
KR20040111323A (ko) | 2004-12-31 |
JPWO2003100495A1 (ja) | 2005-09-29 |
EP1515170A4 (en) | 2005-06-15 |
WO2003100495A1 (en) | 2003-12-04 |
CA2475970A1 (en) | 2003-12-04 |
CN100371754C (zh) | 2008-02-27 |
EP1515170A1 (en) | 2005-03-16 |
US20050226573A1 (en) | 2005-10-13 |
US7116872B2 (en) | 2006-10-03 |
JP4049154B2 (ja) | 2008-02-20 |
CN1537246A (zh) | 2004-10-13 |
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