GB2123810B - Fabrication of single polarization optical fibres - Google Patents

Fabrication of single polarization optical fibres

Info

Publication number: GB2123810B
Authority: GB; United Kingdom
Prior art keywords: fabrication; optical fibres; single polarization; polarization optical; fibres
Prior art date: 1982-07-14
Legal status (The legal status 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 status listed.): Expired

Application number

GB08318117A

Other versions

GB8318117D0 (en

GB2123810A (en

Inventor

Toshihide Tokunaga

Masaaki Kato

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hitachi Cable Ltd

Original Assignee

Hitachi Cable 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.)

1982-07-14

Filing date

1983-07-04

Publication date

1986-12-03

1982-07-14 Priority claimed from JP57122630A external-priority patent/JPS5913643A/en

1982-07-15 Priority claimed from JP57123372A external-priority patent/JPS5913645A/en

1983-07-04 Application filed by Hitachi Cable Ltd filed Critical Hitachi Cable Ltd

1983-08-03 Publication of GB8318117D0 publication Critical patent/GB8318117D0/en

1984-02-08 Publication of GB2123810A publication Critical patent/GB2123810A/en

1986-12-03 Application granted granted Critical

1986-12-03 Publication of GB2123810B publication Critical patent/GB2123810B/en

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
- C03B37/01248—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing by collapsing without drawing
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
- C03B37/01217—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube for making preforms of polarisation-maintaining optical fibres
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/105—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type having optical polarisation effects
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/10—Internal structure or shape details
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/30—Polarisation maintaining [PM], i.e. birefringent products, e.g. with elliptical core, by use of stress rods, "PANDA" type fibres

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Geochemistry & Mineralogy (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Optics & Photonics (AREA)
General Physics & Mathematics (AREA)
Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Manufacture, Treatment Of Glass Fibers (AREA)

GB08318117A 1982-07-14 1983-07-04 Fabrication of single polarization optical fibres Expired GB2123810B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP57122630A JPS5913643A (en)	1982-07-14	1982-07-14	Manufacture of optical fiber retaining plane of polarization
JP57123372A JPS5913645A (en)	1982-07-15	1982-07-15	Manufacture of optical fiber retaining plane of polarization

Publications (3)

Publication Number	Publication Date
GB8318117D0 GB8318117D0 (en)	1983-08-03
GB2123810A GB2123810A (en)	1984-02-08
GB2123810B true GB2123810B (en)	1986-12-03

Family

ID=26459723

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08318117A Expired GB2123810B (en)	1982-07-14	1983-07-04	Fabrication of single polarization optical fibres

Country Status (2)

Country	Link
FR (1)	FR2530234B1 (en)
GB (1)	GB2123810B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6360411A (en) *	1986-09-01	1988-03-16	Hitachi Cable Ltd	Optical fiber for maintaining plane of polarization
CA1320634C (en) *	1988-05-27	1993-07-27	Hiroshi Kajioka	Method of producing elliptic core type polarization-maintaining optical fiber
US4896942A (en) *	1989-02-03	1990-01-30	Minnesota Mining And Manufacturing Company	Polarization-maintaining optical fiber
GB9004240D0 (en) *	1990-02-26	1990-04-18	Univ London	Optical fibre pressure sensor
US5180410A (en) *	1990-07-30	1993-01-19	Corning Incorporated	Method of making polarization retaining fiber
EP1061054A1 (en) *	1999-06-18	2000-12-20	Lucent Technologies Inc.	Method of making optical fiber by a rod-in tube process and fiber made by the method
GB2394712B (en)	2001-03-09	2005-10-26	Crystal Fibre As	Fabrication of microstructured fibres

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4184859A (en) *	1978-06-09	1980-01-22	International Telephone And Telegraph Corporation	Method of fabricating an elliptical core single mode fiber
GB2033372B (en) *	1978-09-28	1983-01-19	Sumitomo Electric Industries	Method of producing an optical waveguide
DE2930704A1 (en) *	1979-07-28	1981-02-12	Licentia Gmbh	Glass optical waveguide fibre - which has oval cross=section used to separate two light waves polarised in orthogonal directions

1983
- 1983-07-04 GB GB08318117A patent/GB2123810B/en not_active Expired
- 1983-07-18 FR FR8311810A patent/FR2530234B1/en not_active Expired

Also Published As

Publication number	Publication date
GB8318117D0 (en)	1983-08-03
GB2123810A (en)	1984-02-08
FR2530234B1 (en)	1986-10-17
FR2530234A1 (en)	1984-01-20

Publication	Publication Date	Title
DE3373550D1 (en)	1987-10-15	Optical fiber
GB8419092D0 (en)	1984-08-30	Fabrication of optical lenses
EP0145124A3 (en)	1987-04-22	Optical fiber polarizer
GB8328204D0 (en)	1983-11-23	Optical fibres
GB8300759D0 (en)	1983-02-16	Optical fibre devices
GB2118539B (en)	1986-01-08	Precision cleaving of optical fibres
DE3367029D1 (en)	1986-11-20	Optical multiple fiber
DE3379074D1 (en)	1989-03-02	Optical fiber gyro
GB2104241B (en)	1985-11-13	Single polarization optical fibres
GB2104239B (en)	1985-06-12	Single polarization optical fibers and process for fabrication of same
GB8328292D0 (en)	1983-11-23	Optical fibre fabrication
GB8408411D0 (en)	1984-05-10	Aligning cores of optical fibres
GB8403207D0 (en)	1984-03-14	Optical fibre chuck
GB2121979B (en)	1986-01-22	Fabrication of optical connectors
DE3470127D1 (en)	1988-05-05	Optical fiber
DE3370079D1 (en)	1987-04-09	Precise positioning of optical fibers
GB2123810B (en)	1986-12-03	Fabrication of single polarization optical fibres
GB2118320B (en)	1986-12-03	Doped optical fiber
GB8328293D0 (en)	1983-11-23	Optical fibre fabrication
ZA836710B (en)	1984-05-30	Optical fibre
ZA832008B (en)	1983-11-30	Single mode optical fibres
GB2145840B (en)	1986-11-19	Optical fibres
GB2136956B (en)	1986-04-30	Optical fibre interferometers
GB8308160D0 (en)	1983-05-05	Optical fibre waveguides
GB8306075D0 (en)	1983-04-07	Optical fibre coupler

Legal Events

Date	Code	Title	Description
1999-02-24	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19980704