ES449730A1 - Un sistema de comunicaciones opticas multicanal con fibra multinucleo. - Google Patents

Un sistema de comunicaciones opticas multicanal con fibra multinucleo.

Info

Publication number
ES449730A1
ES449730A1 ES449730A ES449730A ES449730A1 ES 449730 A1 ES449730 A1 ES 449730A1 ES 449730 A ES449730 A ES 449730A ES 449730 A ES449730 A ES 449730A ES 449730 A1 ES449730 A1 ES 449730A1
Authority
ES
Spain
Prior art keywords
optical communications
core optical
core
communications fiber
security signal
Prior art date
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
ES449730A
Other languages
English (en)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES449730A1 publication Critical patent/ES449730A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/85—Protection from unauthorised access, e.g. eavesdrop protection
    • 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
    • G02B6/02042—Multicore optical fibres
    • 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
    • G02B6/4439—Auxiliary devices
    • G02B6/4469—Security aspects

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Glass Compositions (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Burglar Alarm Systems (AREA)
ES449730A 1975-07-11 1976-07-09 Un sistema de comunicaciones opticas multicanal con fibra multinucleo. Expired ES449730A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/595,247 US4000416A (en) 1975-07-11 1975-07-11 Multi-core optical communications fiber

Publications (1)

Publication Number Publication Date
ES449730A1 true ES449730A1 (es) 1977-12-16

Family

ID=24382419

Family Applications (1)

Application Number Title Priority Date Filing Date
ES449730A Expired ES449730A1 (es) 1975-07-11 1976-07-09 Un sistema de comunicaciones opticas multicanal con fibra multinucleo.

Country Status (12)

Country Link
US (1) US4000416A (es)
JP (1) JPS5238238A (es)
AU (1) AU502543B2 (es)
CA (1) CA1087891A (es)
CH (1) CH607064A5 (es)
DE (1) DE2628561A1 (es)
ES (1) ES449730A1 (es)
FR (1) FR2317670A1 (es)
GB (1) GB1543242A (es)
IE (1) IE43610B1 (es)
NL (1) NL7607538A (es)
ZA (1) ZA763885B (es)

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US4266851A (en) * 1979-11-06 1981-05-12 International Telephone And Telegraph Corporation Coupler for a concentric core optical fiber
US4279465A (en) * 1979-11-30 1981-07-21 The Singer Company Device for transmitting and receiving optical data on the same optical transmission line
US4314741A (en) * 1979-12-17 1982-02-09 The Boeing Company Intrusion-free optical cable
US4363533A (en) * 1979-12-26 1982-12-14 Gould Inc. Concentric fiber optical transducer
FR2484742A1 (fr) * 1980-06-13 1981-12-18 Thomson Csf Systeme de liaisons bidirectionnelles par fibres optiques
US4372642A (en) * 1980-11-25 1983-02-08 The United States Of America As Represented By The Secretary Of The Navy Multiple thin film absorption of reflected substrate modes in waveguide system
US4450434A (en) * 1981-05-19 1984-05-22 The United States Of America As Represented By The Secretary Of The Army Apparatus for determining break locations in fencing
JPS592005A (ja) * 1982-06-26 1984-01-07 Sumitomo Electric Ind Ltd センサ用光フアイバ
EP0100517B1 (en) * 1982-07-31 1990-12-27 Sumitomo Electric Industries Limited Optical fiber sensor
DE3234900A1 (de) * 1982-09-21 1984-03-22 Siemens Ag Faseroptischer sensor
ZA836710B (en) * 1982-09-30 1984-05-30 Int Standard Electric Corp Optical fibre
GB2136239B (en) * 1983-03-03 1986-11-19 British Telecomm Optical fibre transmission systems
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DE3477271D1 (en) * 1984-12-28 1989-04-20 Ibm Waveguide for an optical near-field microscope
US5140636A (en) * 1985-05-02 1992-08-18 The United States Of America As Represented By The Secretary Of The Navy Interferometric optical fiber data link
FR2584199B1 (fr) * 1985-06-26 1989-01-20 Comp Generale Electricite Fibre optique et application de cette fibre a un dispositif optique pour effectuer a distance l'analyse chimique d'un corps
US4750802A (en) * 1986-08-08 1988-06-14 Corning Glass Works Optical fiber dispersion compensator
US4953947A (en) * 1986-08-08 1990-09-04 Corning Incorporated Dispersion transformer having multichannel fiber
US4871487A (en) * 1987-01-16 1989-10-03 The Dow Chemical Company Method of making a polymeric optical waveguide by coextrusion
US4806289A (en) * 1987-01-16 1989-02-21 The Dow Chemical Company Method of making a hollow light pipe
US4859024A (en) * 1988-03-10 1989-08-22 Pirelli Cable Corporation Optical fiber cable with tampering detecting means
US4903339A (en) * 1988-06-16 1990-02-20 The United States Of America As Represented By The Director, National Security Agency Locally nulled sine-wave total power alarm for intrusion detecting optical communications systems
FR2635876B1 (fr) * 1988-08-26 1992-10-16 Comp Generale Electricite Fibre optique monomode protegee contre le detournement d'informations transmises et procede de transmission utilisant cette fibre
FR2739459B1 (fr) * 1991-03-06 1998-01-30 Alcatel Cable Liaison optique de transmission a detection d'intrusion
US5627934A (en) * 1994-08-03 1997-05-06 Martin Marietta Energy Systems, Inc. Concentric core optical fiber with multiple-mode signal transmission
US5712937A (en) * 1994-12-01 1998-01-27 Asawa; Charles K. Optical waveguide including singlemode waveguide channels coupled to a multimode fiber
US5822488A (en) * 1995-10-04 1998-10-13 Sumitomo Electric Industries, Inc. Single-mode optical fiber with plural core portions
US5894104A (en) * 1997-05-15 1999-04-13 Schlumberger Technology Corporation Coax-slickline cable for use in well logging
CN1138159C (zh) * 1998-04-01 2004-02-11 浜松光子学株式会社 光学部件
JP3842553B2 (ja) * 1998-04-27 2006-11-08 浜松ホトニクス株式会社 光学部品
US6363192B1 (en) 1998-12-23 2002-03-26 Corning Cable Systems Llc Composite cable units
AU6352900A (en) * 1999-07-19 2001-02-05 Cogent Light Technologies, Inc. Compound cladded rod for transmission of optical power
US7046888B2 (en) * 2002-12-18 2006-05-16 The Regents Of The University Of Michigan Enhancing fiber-optic sensing technique using a dual-core fiber
US8411375B2 (en) * 2008-01-25 2013-04-02 Aptina Imaging Corporation Method and apparatus providing gradient index of refraction lens for image sensors
US7831115B2 (en) * 2008-03-20 2010-11-09 Intel Corporation Optical die structures and associated package substrates
KR100975838B1 (ko) * 2008-09-17 2010-08-16 한국표준과학연구원 이중구조를 가지는 광섬유를 이용한 침입 방지장치 및 침입 방지방법
WO2010082656A1 (ja) 2009-01-19 2010-07-22 住友電気工業株式会社 マルチコア光ファイバ
EP2209029B1 (en) 2009-01-19 2015-03-11 Sumitomo Electric Industries, Ltd. Optical fiber
DK2209031T3 (da) * 2009-01-20 2020-04-06 Sumitomo Electric Industries Anordningsomformer
US9535211B2 (en) 2011-12-01 2017-01-03 Raytheon Company Method and apparatus for fiber delivery of high power laser beams
US9664869B2 (en) 2011-12-01 2017-05-30 Raytheon Company Method and apparatus for implementing a rectangular-core laser beam-delivery fiber that provides two orthogonal transverse bending degrees of freedom
US8675694B2 (en) 2012-02-16 2014-03-18 Raytheon Company Multi-media raman resonators and related system and method
US8983259B2 (en) 2012-05-04 2015-03-17 Raytheon Company Multi-function beam delivery fibers and related system and method
ES2701054T3 (es) * 2013-01-08 2019-02-20 Commscope Inc North Carolina Curado selectivo de epoxi adyacente a fibras ópticas por transmisión de energía UV a través del revestimiento de las fibras
US9529147B2 (en) * 2014-04-29 2016-12-27 Florida Institute of Technology, Inc. All-optical spatial domain multiplexing de-multiplexer
US10763962B2 (en) * 2016-02-18 2020-09-01 Apriori Network Systems, Llc. Secured fiber link system
US10784969B2 (en) 2016-02-18 2020-09-22 Apriori Network Systems, Llc. Secured fiber link system
US10284288B2 (en) 2016-02-18 2019-05-07 Apriori Network Systems, Llc Secured fiber link system
US11054548B2 (en) 2017-08-31 2021-07-06 Asahi Kasei Kabushiki Kaisha Plastic optical fiber, plastic optical fiber cable, connector-attached plastic optical fiber cable, optical communication system, and plastic optical fiber sensor

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US3535017A (en) * 1968-01-08 1970-10-20 Bell Telephone Labor Inc Optical fiber waveguide structures
US3700900A (en) * 1969-02-06 1972-10-24 Arne J Herleikson Dual purpose transmission line
US3636473A (en) * 1969-03-06 1972-01-18 American Optical Corp Composite glass laser rod
US3583786A (en) * 1969-09-23 1971-06-08 Bell Telephone Labor Inc Optical waveguide formed of cylinders with optically smooth interfaces therebetween
JPS4927233A (es) * 1972-07-03 1974-03-11
US3778132A (en) * 1972-10-06 1973-12-11 Bell Telephone Labor Inc Optical transmission line
GB1422956A (en) * 1972-11-10 1976-01-28 Bicc Ltd Optical guides
NL182310C (nl) * 1972-11-25 1988-02-16 Sumitomo Electric Industries Glasvezel voor optische transmissie.
US3884550A (en) * 1973-01-04 1975-05-20 Corning Glass Works Germania containing optical waveguide
JPS5535683B2 (es) * 1973-08-10 1980-09-16
FR2265107B1 (es) * 1974-03-20 1981-09-25 Sumitomo Electric Industries

Also Published As

Publication number Publication date
ZA763885B (en) 1977-05-25
FR2317670A1 (fr) 1977-02-04
CA1087891A (en) 1980-10-21
JPS5238238A (en) 1977-03-24
DE2628561A1 (de) 1977-01-27
FR2317670B1 (es) 1982-04-02
IE43610L (en) 1977-01-11
CH607064A5 (es) 1978-11-30
IE43610B1 (en) 1981-04-08
AU502543B2 (en) 1979-08-02
AU1558976A (en) 1978-01-12
GB1543242A (en) 1979-03-28
US4000416A (en) 1976-12-28
JPS5621121B2 (es) 1981-05-18
NL7607538A (nl) 1977-01-13

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