ATE277340T1 - Verfahren und vorrichtung zur messung der phasendifferenz zwischen intensitätsmodulierten optischen signalen - Google Patents

Verfahren und vorrichtung zur messung der phasendifferenz zwischen intensitätsmodulierten optischen signalen

Info

Publication number
ATE277340T1
ATE277340T1 AT01914922T AT01914922T ATE277340T1 AT E277340 T1 ATE277340 T1 AT E277340T1 AT 01914922 T AT01914922 T AT 01914922T AT 01914922 T AT01914922 T AT 01914922T AT E277340 T1 ATE277340 T1 AT E277340T1
Authority
AT
Austria
Prior art keywords
optical signals
measuring
phase difference
intensity modulated
differences
Prior art date
Application number
AT01914922T
Other languages
English (en)
Inventor
Francois Babin
Normand Cyr
Original Assignee
Exfo Electro Optical Eng Inc
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 Exfo Electro Optical Eng Inc filed Critical Exfo Electro Optical Eng Inc
Application granted granted Critical
Publication of ATE277340T1 publication Critical patent/ATE277340T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/333—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
    • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
    • G01M11/338—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face by measuring dispersion other than PMD, e.g. chromatic dispersion

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Analytical Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dispersion Chemistry (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Communication System (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measuring Phase Differences (AREA)
AT01914922T 2000-03-31 2001-03-30 Verfahren und vorrichtung zur messung der phasendifferenz zwischen intensitätsmodulierten optischen signalen ATE277340T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002303602A CA2303602C (en) 2000-03-31 2000-03-31 Method and apparatus for measuring phase differences between intensity-modulated optical signals
PCT/CA2001/000409 WO2001075407A1 (en) 2000-03-31 2001-03-30 Method and apparatus for measuring phase differences between intensity-modulated optical signals

Publications (1)

Publication Number Publication Date
ATE277340T1 true ATE277340T1 (de) 2004-10-15

Family

ID=4165746

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01914922T ATE277340T1 (de) 2000-03-31 2001-03-30 Verfahren und vorrichtung zur messung der phasendifferenz zwischen intensitätsmodulierten optischen signalen

Country Status (7)

Country Link
EP (1) EP1272824B1 (de)
CN (1) CN100395527C (de)
AT (1) ATE277340T1 (de)
AU (1) AU2001242189A1 (de)
CA (1) CA2303602C (de)
DE (1) DE60105791T2 (de)
WO (1) WO2001075407A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001337008A (ja) * 2000-05-30 2001-12-07 Advantest Corp 偏波モード分散測定装置、方法、記録媒体
EP1686706B1 (de) * 2005-02-01 2007-05-30 Alcatel Lucent Optischer Sender und Verfahren zur Modulation eines optischen Signals
DE102006004019B3 (de) * 2006-01-27 2007-03-08 Audi Ag PMD-System und Verfahren zur Abstandsmessung von einem Objekt
EP2631627A1 (de) * 2010-10-18 2013-08-28 Fujikura Co., Ltd. Vorrichtung zum messen von wellenlängendispersionen und verfahren zum messen von wellenlängendispersionen damit
US10009114B2 (en) * 2013-03-20 2018-06-26 Ariel-University Research And Development Company Ltd. Method and system for controlling phase of a signal
CN103292914B (zh) * 2013-05-11 2015-10-07 哈尔滨工业大学 基于双频激光无偏分光的光电接收器时间稳定性测试方法
CN113466840B (zh) * 2020-03-30 2022-09-20 阿里巴巴集团控股有限公司 测距方法、定位方法、装置、设备及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4750833A (en) * 1985-12-03 1988-06-14 Princeton Applied Research Corp. Fiber optic dispersion method and apparatus
US4799789A (en) * 1987-02-27 1989-01-24 Anritsu Corporation Chromatic dispersion measuring system for optical fibers
DE4018379A1 (de) * 1990-06-08 1991-12-12 Rainer Dr Casdorff Verfahren und anordnung zur ermittlung der tatsaechlichen optischen weglaenge von licht in einem lichtleiter
DE19726931A1 (de) * 1997-06-25 1999-01-07 Univ Schiller Jena Verfahren und Vorrichtung zur interferometrischen Bestimmung der Phasendifferenz zwischen überlagerten optischen Wellen

Also Published As

Publication number Publication date
CN1430724A (zh) 2003-07-16
EP1272824A1 (de) 2003-01-08
WO2001075407A1 (en) 2001-10-11
DE60105791T2 (de) 2005-07-14
AU2001242189A1 (en) 2001-10-15
CA2303602A1 (en) 2001-09-30
CA2303602C (en) 2010-01-12
DE60105791D1 (de) 2004-10-28
CN100395527C (zh) 2008-06-18
EP1272824B1 (de) 2004-09-22

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