IL67276A - Fiber optic recirculating memory device - Google Patents

Fiber optic recirculating memory device

Info

Publication number
IL67276A
IL67276A IL67276A IL6727682A IL67276A IL 67276 A IL67276 A IL 67276A IL 67276 A IL67276 A IL 67276A IL 6727682 A IL6727682 A IL 6727682A IL 67276 A IL67276 A IL 67276A
Authority
IL
Israel
Prior art keywords
recirculating memory
memory device
output
input
fiber optic
Prior art date
Application number
IL67276A
Other languages
English (en)
Other versions
IL67276A0 (en
Original Assignee
Univ Leland Stanford Junior
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 Univ Leland Stanford Junior filed Critical Univ Leland Stanford Junior
Publication of IL67276A0 publication Critical patent/IL67276A0/xx
Publication of IL67276A publication Critical patent/IL67276A/xx

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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29331—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by evanescent wave coupling
    • G02B6/29335—Evanescent coupling to a resonator cavity, i.e. between a waveguide mode and a resonant mode of the cavity
    • G02B6/29338—Loop resonators
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2821—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using lateral coupling between contiguous fibres to split or combine optical signals
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2861—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using fibre optic delay lines and optical elements associated with them, e.g. for use in signal processing, e.g. filtering
    • 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
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29331—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by evanescent wave coupling
    • G02B6/29332—Wavelength selective couplers, i.e. based on evanescent coupling between light guides, e.g. fused fibre couplers with transverse coupling between fibres having different propagation constant wavelength dependency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Communication System (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Prostheses (AREA)
  • Liquid Developers In Electrophotography (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Glass Compositions (AREA)
  • Networks Using Active Elements (AREA)
  • Semiconductor Memories (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Multicomponent Fibers (AREA)
  • Optical Couplings Of Light Guides (AREA)
IL67276A 1981-12-01 1982-11-16 Fiber optic recirculating memory device IL67276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/326,215 US4479701A (en) 1981-12-01 1981-12-01 Dual coupler fiber optic recirculating memory

Publications (2)

Publication Number Publication Date
IL67276A0 IL67276A0 (en) 1983-03-31
IL67276A true IL67276A (en) 1987-03-31

Family

ID=23271292

Family Applications (1)

Application Number Title Priority Date Filing Date
IL67276A IL67276A (en) 1981-12-01 1982-11-16 Fiber optic recirculating memory device

Country Status (11)

Country Link
US (1) US4479701A (de)
EP (1) EP0080841B1 (de)
JP (1) JPS58171002A (de)
KR (1) KR880002471B1 (de)
AT (1) ATE60144T1 (de)
AU (1) AU564234B2 (de)
BR (1) BR8206910A (de)
CA (1) CA1194221A (de)
DE (1) DE3280294D1 (de)
IL (1) IL67276A (de)
NO (1) NO824014L (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588255A (en) * 1982-06-21 1986-05-13 The Board Of Trustees Of The Leland Stanford Junior University Optical guided wave signal processor for matrix-vector multiplication and filtering
AU558937B2 (en) * 1982-11-12 1987-02-12 Board Of Trustees Of The Leland Stanford Junior University Fiber optic switch and discretely variable delay line
DE3322947A1 (de) * 1983-06-25 1985-01-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Transversalfilter fuer elektromagnetische wellen
FR2553951B1 (fr) * 1983-10-25 1985-12-27 Thomson Csf Dispositif de memorisation d'informations dans un systeme de transmission par fibre optique
DE3339188A1 (de) * 1983-10-26 1985-05-09 Heinrich-Hertz-Institut für Nachrichtentechnik Berlin GmbH, 1000 Berlin Optischer resonator mit einer monomodefaser als resonatorring und verwendung derartiger resonatoren
US4778237A (en) * 1984-06-07 1988-10-18 The Board Of Trustees Of The Leland Stanford Junior University Single-mode fiber optic saturable absorber
US4815804A (en) * 1985-02-08 1989-03-28 The Board Of Trustees Of The Leland Stanford Junior University In-line fiber optic memory and method of using same
US4696063A (en) * 1985-08-30 1987-09-22 Pacific Bell Optical fiber bandwidth limiting method
US4692610A (en) * 1986-01-30 1987-09-08 Grumman Aerospace Corporation Fiber optic aircraft load relief control system
US4734577A (en) * 1986-01-30 1988-03-29 Grumman Aerospace Corporation Continuous strain measurement along a span
US4777661A (en) * 1986-09-22 1988-10-11 Simmonds Precision Products, Inc. Apparatus and method for self-referencing and multiplexing intensity modulating fiber optic sensors
US4859018A (en) * 1987-06-15 1989-08-22 Northern Telecom Limited Optical fiber bandwidth limiting
US4947693A (en) * 1987-07-28 1990-08-14 Grumman Aerospace Corporation Discrete strain sensor
US4808999A (en) * 1988-02-18 1989-02-28 Loral Corp. Towed decoy with fiber optic link
GB8813667D0 (en) * 1988-06-09 1988-07-13 British Telecomm Wavelength selective optical waveguide coupler
JP2842654B2 (ja) * 1990-02-05 1999-01-06 日本電信電話株式会社 光エラスティックストア回路
US5253935A (en) * 1990-05-04 1993-10-19 Raychem Corporation Couples for terminating optical fiber ends
JP3085311B2 (ja) * 1990-05-25 2000-09-04 日本電信電話株式会社 Ｆｉｆｏバッファ
US5131061A (en) * 1991-02-13 1992-07-14 International Business Machines Corp. Modular active fiber optic coupler system
US5185833A (en) * 1991-02-13 1993-02-09 International Business Machines Corporation Modular active fiber optic coupler system
US5218652A (en) * 1991-08-29 1993-06-08 Minnesota Mining And Manufacturing Company Depolarizer for electromagnetic radiation
US5566261A (en) * 1995-05-25 1996-10-15 Massachusetts Institute Of Technology Optical memory and data pattern generator
GB2321563B (en) * 1997-01-24 1999-04-21 Plessey Telecomm Burst mode wavelength manager
RU2149464C1 (ru) * 1999-01-19 2000-05-20 Таганрогский государственный радиотехнический университет Динамическое запоминающее устройство радиосигналов
US6625349B2 (en) * 2000-06-27 2003-09-23 Oluma, Inc. Evanescent optical coupling between a waveguide formed on a substrate and a side-polished fiber
US6597833B1 (en) * 2000-06-27 2003-07-22 Oluma, Inc. Wavelength-division multiplexers and demultiplexers based on mach-zehnder interferometers and evanescent coupling
US6501875B2 (en) * 2000-06-27 2002-12-31 Oluma, Inc. Mach-Zehnder inteferometers and applications based on evanescent coupling through side-polished fiber coupling ports
US6516114B2 (en) * 2000-06-27 2003-02-04 Oluma, Inc. Integration of fibers on substrates fabricated with grooves
US6621951B1 (en) * 2000-06-27 2003-09-16 Oluma, Inc. Thin film structures in devices with a fiber on a substrate
US6571035B1 (en) * 2000-08-10 2003-05-27 Oluma, Inc. Fiber optical switches based on optical evanescent coupling between two fibers
US6621952B1 (en) * 2000-08-10 2003-09-16 Oluma, Inc. In-fiber variable optical attenuators and modulators using index-changing liquid media
US6542663B1 (en) * 2000-09-07 2003-04-01 Oluma, Inc. Coupling control in side-polished fiber devices
RU2210121C1 (ru) * 2001-12-24 2003-08-10 Южно-Российский государственный университет экономики и сервиса Динамическое запоминающее устройство радиосигналов с бинарной волоконно-оптической структурой
US7092596B2 (en) * 2002-04-19 2006-08-15 Raytheon Company Repetitive waveform generator recirculating delay line
US6754417B2 (en) * 2002-04-24 2004-06-22 Agilent Technologies, Inc. Optical fiber tap capable of random placement along an optical fiber
US8970945B2 (en) 2012-07-24 2015-03-03 University of Zagreb, Faculty of Electrical Engineering and Computing Modulation averaging reflectors
CN103149635B (zh) * 2013-03-04 2014-06-25 东南大学 一种固定长延时光纤延时线的制作方法及光纤切割装置
CA3168321A1 (en) 2016-03-22 2017-09-28 Lyteloop Technologies, Llc Data in motion storage system and method
AU2019312672A1 (en) * 2018-08-02 2021-03-18 Nkb Properties Management, Llc Apparatus and method for storing wave signals in a cavity
RU2769839C2 (ru) 2018-08-10 2022-04-07 ЛАЙТЛУП ТЕКНОЛОДЖИЗ, ЭлЭлСи Система и способ для увеличения длины пути волнового сигнала с использованием углового мультиплексирования
WO2020096912A1 (en) 2018-11-05 2020-05-14 Lyteloop Technologies, Llc Systems and methods for building, operating and controlling multiple amplifiers, regenerators and transceivers using shared common components
CN113804412B (zh) * 2021-07-20 2024-05-31 广东工业大学 一种基于环行光路结构的光纤器件微量色度色散测量装置
CN113804405A (zh) * 2021-08-16 2021-12-17 广东工业大学 一种基于双耦合器环行光路结构的微量光纤色散测量装置
CN116593011A (zh) * 2023-03-28 2023-08-15 哈尔滨工程大学 一种基于光脉冲法及光纤延时的光速测量方法及装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS579041B2 (de) * 1974-11-29 1982-02-19
US4159418A (en) * 1977-06-23 1979-06-26 Hughes Aircraft Company Delay line encoder-decoder
JPS5611432A (en) * 1979-07-09 1981-02-04 Matsushita Electric Ind Co Ltd Light delay device
US4307933A (en) * 1980-02-20 1981-12-29 General Dynamics, Pomona Division Optical fiber launch coupler
US4317614A (en) * 1980-02-20 1982-03-02 General Dynamics, Pomona Division Fiber optic bus manifold

Also Published As

Publication number Publication date
ATE60144T1 (de) 1991-02-15
CA1194221A (en) 1985-09-24
KR840002530A (ko) 1984-07-02
IL67276A0 (en) 1983-03-31
KR880002471B1 (ko) 1988-11-14
JPS58171002A (ja) 1983-10-07
DE3280294D1 (de) 1991-02-21
NO824014L (no) 1983-06-02
EP0080841A3 (en) 1986-06-25
EP0080841B1 (de) 1991-01-16
US4479701A (en) 1984-10-30
AU564234B2 (en) 1987-08-06
AU9081282A (en) 1983-06-09
BR8206910A (pt) 1983-10-04
EP0080841A2 (de) 1983-06-08

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