DE60207477T2 - Verfahren und Vorrichtung zur Spektralanalyse mit Detektion mit angepasstem Filter - Google Patents

Verfahren und Vorrichtung zur Spektralanalyse mit Detektion mit angepasstem Filter Download PDF

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Publication number
DE60207477T2
DE60207477T2 DE60207477T DE60207477T DE60207477T2 DE 60207477 T2 DE60207477 T2 DE 60207477T2 DE 60207477 T DE60207477 T DE 60207477T DE 60207477 T DE60207477 T DE 60207477T DE 60207477 T2 DE60207477 T2 DE 60207477T2
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DE
Germany
Prior art keywords
signal
heterodyne
heterodyne beat
optical
beat 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 - Fee Related
Application number
DE60207477T
Other languages
German (de)
English (en)
Other versions
DE60207477D1 (de
Inventor
Bogdan Sunnyvale Szafraniec
Douglas M. Los Altos Baney
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.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies 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 Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of DE60207477D1 publication Critical patent/DE60207477D1/de
Application granted granted Critical
Publication of DE60207477T2 publication Critical patent/DE60207477T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • 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
    • G01J9/04—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by beating two waves of a same source but of different frequency and measuring the phase shift of the lower frequency obtained
    • 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
    • H04B10/60—Receivers
    • 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
    • H04B10/60—Receivers
    • H04B10/61—Coherent receivers
    • H04B10/64—Heterodyne, i.e. coherent receivers where, after the opto-electronic conversion, an electrical signal at an intermediate frequency [IF] is obtained

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE60207477T 2001-04-24 2002-01-17 Verfahren und Vorrichtung zur Spektralanalyse mit Detektion mit angepasstem Filter Expired - Fee Related DE60207477T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US841393 2001-04-24
US09/841,393 US6486958B1 (en) 2001-04-24 2001-04-24 Method and system for optical spectrum analysis with matched filter detection

Publications (2)

Publication Number Publication Date
DE60207477D1 DE60207477D1 (de) 2005-12-29
DE60207477T2 true DE60207477T2 (de) 2006-08-03

Family

ID=25284761

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60207477T Expired - Fee Related DE60207477T2 (de) 2001-04-24 2002-01-17 Verfahren und Vorrichtung zur Spektralanalyse mit Detektion mit angepasstem Filter

Country Status (4)

Country Link
US (1) US6486958B1 (enExample)
EP (1) EP1253730B1 (enExample)
JP (1) JP2003028723A (enExample)
DE (1) DE60207477T2 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6856400B1 (en) * 2000-12-14 2005-02-15 Luna Technologies Apparatus and method for the complete characterization of optical devices including loss, birefringence and dispersion effects
US6687006B2 (en) * 2001-09-28 2004-02-03 Agilent Technologies, Inc. Heterodyne based optical spectrum analysis with reduced data acquisition requirement
WO2003069359A1 (en) * 2002-02-11 2003-08-21 Rohde & Schwarz Gmbh & Co. Kg Method and apparatus for zero-mixing spectrum analysis
US7203428B2 (en) * 2002-06-10 2007-04-10 Jds Uniphase Corporation Method and apparatus for polarization mode dispersion monitoring in a multiple wavelength optical system
US7068374B2 (en) * 2003-06-09 2006-06-27 Agilent Technologies, Inc. Phase-diverse coherent optical spectrum analyzer
US7019839B2 (en) * 2003-07-18 2006-03-28 Agilent Technologies, Inc. Optical analyzer and method for measuring spectral amplitude and phase of input optical signals using heterodyne architecture
WO2005119753A2 (en) * 2004-04-30 2005-12-15 Nanosys, Inc. Systems and methods for nanowire growth and harvesting
US7166533B2 (en) * 2005-04-08 2007-01-23 Infineon Technologies, Ag Phase change memory cell defined by a pattern shrink material process
US7817285B2 (en) * 2007-10-11 2010-10-19 Baker Hughes Incorporated Downhole uses of pressure-tuned semiconductor light sources
WO2010100745A1 (ja) * 2009-03-05 2010-09-10 オリンパス株式会社 光検出装置および光検出方法、並びに、顕微鏡および内視鏡
FR2955435B1 (fr) * 2010-01-18 2013-08-16 Alcatel Lucent Procede de recuperation d'un signal
US20130302027A1 (en) * 2010-09-09 2013-11-14 Dublin City University Optical measurement method and system
US20140111804A1 (en) 2011-03-28 2014-04-24 Agilent Technologies ,Inc. Heterodyne Optical Spectrum Analyzer
DE102011113148B4 (de) * 2011-09-14 2017-03-09 Tesat-Spacecom Gmbh & Co.Kg System zur Kommunikation zwischen zwei Kommunikationsplattformen nebst zugehöriger Gegenstände
EP2693671A1 (en) * 2012-07-30 2014-02-05 Alcatel Lucent Method and related apparatus for coherent optical transmission
EP3329231A4 (en) * 2015-07-27 2019-03-27 Finisar Corporation SCAN CONTROL OF A SYSTEM FOR OPTICAL HETERODYNEN MEASUREMENT

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0139461B1 (en) * 1983-09-23 1991-06-19 Gpt Limited Improvements relating to optical receivers
US4856899A (en) 1985-12-20 1989-08-15 Yokogawa Electric Corporation Optical frequency analyzer using a local oscillator heterodyne detection of incident light
WO1987004572A1 (en) * 1986-01-28 1987-07-30 British Telecommunications Public Limited Company Monitoring and controlling radiation source stability
DE4331882A1 (de) 1993-09-20 1995-03-23 Siemens Ag Verfahren zum Betrieb optischer Überlagerungsempfänger mit einer einen Fangbereich aufweisenden Regeleinrichtung zum Regeln einer Zwischenfrequenz des Empfängers auf einen Sollwert und Empfänger zur Durchführung eines solchen Verfahrens
FR2774762B1 (fr) 1998-02-12 2000-03-10 France Telecom Procede et dispositif pour mesurer le spectre complexe (amplitude et phase) d'impulsions optiques

Also Published As

Publication number Publication date
US6486958B1 (en) 2002-11-26
DE60207477D1 (de) 2005-12-29
EP1253730A3 (en) 2005-01-26
EP1253730B1 (en) 2005-11-23
EP1253730A2 (en) 2002-10-30
US20030011777A1 (en) 2003-01-16
JP2003028723A (ja) 2003-01-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US

8339 Ceased/non-payment of the annual fee