SG11201702106WA - Loose tube-type optical fiber unit - Google Patents

Loose tube-type optical fiber unit

Info

Publication number
SG11201702106WA
SG11201702106WA SG11201702106WA SG11201702106WA SG11201702106WA SG 11201702106W A SG11201702106W A SG 11201702106WA SG 11201702106W A SG11201702106W A SG 11201702106WA SG 11201702106W A SG11201702106W A SG 11201702106WA SG 11201702106W A SG11201702106W A SG 11201702106WA
Authority
SG
Singapore
Prior art keywords
optical fiber
type optical
fiber unit
loose tube
loose
Prior art date
Application number
SG11201702106WA
Inventor
Yutaka Hoshino
Noboru Okada
Tatsuya Oyama
Original Assignee
Furukawa Electric Co Ltd
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 Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Publication of SG11201702106WA publication Critical patent/SG11201702106WA/en

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
    • G02B6/44—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
    • G02B6/4404—Multi-podded
    • 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
    • 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
    • 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
    • G02B6/441—Optical cables built up from sub-bundles
    • G02B6/4411—Matrix structure
    • 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
    • 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
    • G02B6/4434—Central member to take up tensile loads
    • 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
    • G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
    • 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
    • G02B6/4479—Manufacturing methods of optical cables
    • G02B6/448—Ribbon cables

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
SG11201702106WA 2014-09-17 2015-01-13 Loose tube-type optical fiber unit SG11201702106WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014188548A JP6639773B2 (en) 2014-09-17 2014-09-17 Loose tube optical fiber unit
PCT/JP2015/050650 WO2016042784A1 (en) 2014-09-17 2015-01-13 Loose tube-type optical fiber unit

Publications (1)

Publication Number Publication Date
SG11201702106WA true SG11201702106WA (en) 2017-04-27

Family

ID=55532836

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201702106WA SG11201702106WA (en) 2014-09-17 2015-01-13 Loose tube-type optical fiber unit

Country Status (6)

Country Link
US (1) US9989723B2 (en)
JP (1) JP6639773B2 (en)
KR (1) KR20170055956A (en)
SG (1) SG11201702106WA (en)
TW (1) TWI654455B (en)
WO (1) WO2016042784A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017023516A1 (en) * 2015-07-31 2017-02-09 Corning Optical Communications LLC Rollable optical fiber ribbon
JP6711119B2 (en) * 2016-05-10 2020-06-17 住友電気工業株式会社 Optical fiber ribbon, optical fiber cable
PL3497498T3 (en) * 2016-08-08 2020-11-16 Corning Optical Communications LLC Flexible optical fiber ribbon with intermittently bonded polymer layers
AU2017316594A1 (en) * 2016-08-22 2019-03-21 Corning Optical Communications LLC Hinged optical fiber ribbon moveable between aligned and collapsed positions
EP3660566A4 (en) * 2017-07-24 2021-04-07 Sumitomo Electric Industries, Ltd. Optical fiber ribbon and optical fiber cable
US20190219783A1 (en) * 2018-01-12 2019-07-18 Ofs Fitel, Llc Multi-fiber unit tube optical fiber microcable incorporating rollable optical fibers ribbons
US10871621B2 (en) * 2018-03-27 2020-12-22 Ofs Fitel, Llc Rollable ribbon fibers with water-swellable coatings
US10718917B2 (en) * 2018-08-24 2020-07-21 Prysmian S.P.A. Flexible optical fiber ribbons and methods of formation thereof
US11105993B2 (en) * 2018-12-06 2021-08-31 Sterlite Technologies Limited Direct burial sensory cable
US11300741B2 (en) * 2020-02-27 2022-04-12 Sterlite Technologies Limited Leaf shaped intermittent bonded optical fibre ribbon
US11693201B2 (en) * 2020-02-27 2023-07-04 Sterlite Technologies Limited Intermittently bonded optical fibre ribbon with unequal bond and gap lengths
EP4227721A4 (en) * 2020-10-07 2024-04-03 Sumitomo Electric Industries Optical fiber ribbon, die, and manufacturing method for optical fiber ribbon
WO2022138994A1 (en) * 2020-12-21 2022-06-30 대한광통신 주식회사 Rollable optical fiber ribbon and method for manufacturing same
CN113325532B (en) * 2021-05-25 2022-03-01 长飞光纤光缆股份有限公司 Layer-stranded optical fiber ribbon cable and production process
WO2023003056A1 (en) * 2021-07-21 2023-01-26 엘에스전선 주식회사 Optical fiber ribbon
US11953743B2 (en) * 2021-11-29 2024-04-09 Sterlite Technologies Limited Optical fibre ribbon with optimized number of bonds
CN115236813B (en) * 2022-07-19 2024-03-12 南京华信藤仓光通信有限公司 Net-shaped optical fiber ribbon and manufacturing method thereof

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4143651B2 (en) 2006-04-04 2008-09-03 株式会社フジクラ OPTICAL FIBER TAPE CORE AND OPTICAL FIBER CABLE CONTAINING THE OPTICAL FIBER TAPE
JP2009163045A (en) * 2008-01-08 2009-07-23 Fujikura Ltd Optical fiber ribbon and dividing method thereof
JP4619424B2 (en) 2008-06-30 2011-01-26 日本電信電話株式会社 Fiber optic cable
CN102057309B (en) * 2008-06-30 2014-04-16 日本电信电话株式会社 Optical fiber cable and optical fiber tape
JP5411784B2 (en) * 2010-04-07 2014-02-12 住友電気工業株式会社 Optical fiber ribbon manufacturing method
JP2012118422A (en) * 2010-12-03 2012-06-21 Fujikura Ltd Optical unit, method for extracting optical fibers from optical unit, and optical fiber cable
JP4968754B1 (en) * 2011-03-30 2012-07-04 昭和電線ケーブルシステム株式会社 Optical fiber ribbon and optical cable
JP5654945B2 (en) * 2011-05-09 2015-01-14 株式会社フジクラ Optical unit
JP5840902B2 (en) 2011-09-05 2016-01-06 株式会社フジクラ Loose tube type optical fiber cable
JP5391296B2 (en) * 2012-03-02 2014-01-15 株式会社フジクラ Optical fiber tape core and optical fiber cable storing the optical fiber core
US20150234139A1 (en) * 2012-05-02 2015-08-20 Fujikura Ltd. Round and small diameter optical cables with a ribbon-like optical fiber structure
JP5457528B1 (en) * 2012-10-25 2014-04-02 昭和電線ケーブルシステム株式会社 Method and apparatus for manufacturing intermittent optical fiber ribbon
JP2014115312A (en) * 2012-12-06 2014-06-26 Sumitomo Electric Ind Ltd Optical cable and single core separation method

Also Published As

Publication number Publication date
KR20170055956A (en) 2017-05-22
US9989723B2 (en) 2018-06-05
TWI654455B (en) 2019-03-21
WO2016042784A1 (en) 2016-03-24
TW201612567A (en) 2016-04-01
JP6639773B2 (en) 2020-02-05
JP2016061869A (en) 2016-04-25
US20170299829A1 (en) 2017-10-19

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