ATE299599T1 - Umwandlung von elektrischen impulsen unter benutzung optischer verzögerungselemente - Google Patents

Umwandlung von elektrischen impulsen unter benutzung optischer verzögerungselemente

Info

Publication number
ATE299599T1
ATE299599T1 AT01928063T AT01928063T ATE299599T1 AT E299599 T1 ATE299599 T1 AT E299599T1 AT 01928063 T AT01928063 T AT 01928063T AT 01928063 T AT01928063 T AT 01928063T AT E299599 T1 ATE299599 T1 AT E299599T1
Authority
AT
Austria
Prior art keywords
signal
optical
delay
input
conversion
Prior art date
Application number
AT01928063T
Other languages
English (en)
Inventor
Christopher Ralph Pescod
Original Assignee
Bae Sys Electronics 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 Bae Sys Electronics Ltd filed Critical Bae Sys Electronics Ltd
Application granted granted Critical
Publication of ATE299599T1 publication Critical patent/ATE299599T1/de

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
    • G02B6/2804—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2676—Optically controlled phased array
    • 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
    • G02B6/29304—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 diffraction, e.g. grating
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317—Light guides of the optical fibre type
    • G02B6/29319—With a cascade of diffractive elements or of diffraction operations
    • G02B6/2932—With a cascade of diffractive elements or of diffraction operations comprising a directional router, e.g. directional coupler, circulator

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Lasers (AREA)
  • Semiconductor Lasers (AREA)
  • Communication Cables (AREA)
AT01928063T 2000-05-24 2001-05-08 Umwandlung von elektrischen impulsen unter benutzung optischer verzögerungselemente ATE299599T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0012554.2A GB0012554D0 (en) 2000-05-24 2000-05-24 Improvements in or relating to optical delay lines
PCT/GB2001/001965 WO2001090792A1 (en) 2000-05-24 2001-05-08 Electrical pulse tranformation using optical delay lines

Publications (1)

Publication Number Publication Date
ATE299599T1 true ATE299599T1 (de) 2005-07-15

Family

ID=9892226

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01928063T ATE299599T1 (de) 2000-05-24 2001-05-08 Umwandlung von elektrischen impulsen unter benutzung optischer verzögerungselemente

Country Status (9)

Country Link
US (1) US7239809B2 (de)
EP (1) EP1285293B1 (de)
AT (1) ATE299599T1 (de)
AU (2) AU2001254930B2 (de)
CA (1) CA2406928C (de)
DE (1) DE60111937T2 (de)
ES (1) ES2241815T3 (de)
GB (1) GB0012554D0 (de)
WO (1) WO2001090792A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3709857B2 (ja) * 2002-06-17 2005-10-26 ソニー株式会社 動体検出イメージセンサ
US7627253B1 (en) * 2006-06-28 2009-12-01 Hrl Laboratories, Llc RF-photonic transversal filter method and apparatus
US20090027268A1 (en) * 2006-08-15 2009-01-29 Coward James F Multi Beam Photonic Beamformer
US8779977B2 (en) * 2007-06-26 2014-07-15 The United States Of America As Represented By The Secretary Of The Army Electro optical scanning phased array antenna for pulsed operation
US7899281B2 (en) * 2008-07-08 2011-03-01 Honeywell Asca Inc. Large amplitude high frequency optical delay
CN112161950A (zh) * 2020-09-28 2021-01-01 复旦大学 甲烷浓度分布式光纤检测系统

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588957A (en) 1982-06-09 1986-05-13 International Business Machines Corporation Optical pulse compression apparatus and method
GB2147114B (en) 1983-09-27 1986-11-12 Gen Electric Co Plc Signal processing apparatus
US4738527A (en) 1986-06-19 1988-04-19 United Technologies Corporation Apparatus and method for determining position with light
FR2646032A1 (fr) 1989-04-13 1990-10-19 Alcatel Nv Procede pour appliquer un retard commande a un signal notamment d'hyperfrequence, dispositif retardateur, systeme de transmission optique et systeme d'antenne appliquant ce procede
US5121240A (en) * 1990-08-29 1992-06-09 The Trustees Of Columbia University In The City Of New York Optical packet time compression and expansion
US5210807A (en) 1992-06-29 1993-05-11 The United States Of America As Represented By The Secretary Of The Navy Variable wide band fiber optic delay line
CA2107181C (en) * 1992-09-29 1998-12-29 Yoshiaki Tachikawa Arrayed-wave guide grating multi/demultiplexer with loop-back optical paths
US5583516A (en) * 1994-01-24 1996-12-10 Trw Inc. Wavelength-selectable optical signal processor
JPH08122208A (ja) * 1994-10-24 1996-05-17 Ando Electric Co Ltd 光増幅器の雑音指数測定装置
IT1275554B (it) 1995-07-14 1997-08-07 Pirelli Cavi Spa Dispositivo per la riduzione del rumore ottico dovuto ad interazione a quattro onde
JPH10200512A (ja) 1997-01-14 1998-07-31 Toshiba Corp 光時分割多重化装置
IT1296646B1 (it) * 1997-12-16 1999-07-14 Cselt Centro Studi Lab Telecom Circuito opto-elettronico divisore di frequenza e relativo procedimento di impiego.
US6016371A (en) 1997-12-19 2000-01-18 Trw Inc. Optical RF signal processing
US6667935B2 (en) * 1998-04-03 2003-12-23 The Board Of Trustees Of The Leland Stanford Junior University Apparatus and method for processing optical signals from two delay coils to increase the dynamic range of a sagnac-based fiber optic sensor array
US6373609B1 (en) 1998-06-16 2002-04-16 Ciena Corporation Wavelength tailored dispersion compensation apparatus
AUPP617198A0 (en) * 1998-09-25 1998-10-22 University Of Sydney, The High q optical microwave processor using hybrid delay-line filters
US6289151B1 (en) 1998-10-30 2001-09-11 Lucent Technologies Inc. All-pass optical filters
US6459479B1 (en) * 1999-12-02 2002-10-01 University Of Southern California Optical detection of a fiber span with high polarization-mode dispersion in a fiber system

Also Published As

Publication number Publication date
ES2241815T3 (es) 2005-11-01
CA2406928C (en) 2010-09-21
AU2001254930B2 (en) 2006-06-01
EP1285293A1 (de) 2003-02-26
CA2406928A1 (en) 2001-11-29
WO2001090792A1 (en) 2001-11-29
AU5493001A (en) 2001-12-03
EP1285293B1 (de) 2005-07-13
DE60111937T2 (de) 2005-12-29
US7239809B2 (en) 2007-07-03
GB0012554D0 (en) 2000-07-12
DE60111937D1 (de) 2005-08-18
US20030147653A1 (en) 2003-08-07

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