ZA9811368B - Device for measuring wavelength including a machzehnder interferometer driven in averageless fashion - Google Patents

Device for measuring wavelength including a machzehnder interferometer driven in averageless fashion

Info

Publication number
ZA9811368B
ZA9811368B ZA9811368A ZA9811368A ZA9811368B ZA 9811368 B ZA9811368 B ZA 9811368B ZA 9811368 A ZA9811368 A ZA 9811368A ZA 9811368 A ZA9811368 A ZA 9811368A ZA 9811368 B ZA9811368 B ZA 9811368B
Authority
ZA
South Africa
Prior art keywords
averageless
fashion
measuring wavelength
wavelength including
driven
Prior art date
Application number
ZA9811368A
Inventor
Guenter Spahlinger
Original Assignee
Litef Gmbh
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 Litef Gmbh filed Critical Litef Gmbh
Publication of ZA9811368B publication Critical patent/ZA9811368B/en

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
ZA9811368A 1997-12-12 1998-12-11 Device for measuring wavelength including a machzehnder interferometer driven in averageless fashion ZA9811368B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19755402A DE19755402C2 (en) 1997-12-12 1997-12-12 Wavelength measuring device with Mach-Zehnder interferometer controlled without averaging

Publications (1)

Publication Number Publication Date
ZA9811368B true ZA9811368B (en) 1999-06-14

Family

ID=7851765

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9811368A ZA9811368B (en) 1997-12-12 1998-12-11 Device for measuring wavelength including a machzehnder interferometer driven in averageless fashion

Country Status (4)

Country Link
EP (1) EP1038155B1 (en)
DE (2) DE19755402C2 (en)
WO (1) WO1999031460A1 (en)
ZA (1) ZA9811368B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4979825A (en) * 1988-04-14 1990-12-25 Nippon Telegraph And Telephone Corporation Device for measuring optical frequency modulation characteristics
DE3929410A1 (en) * 1989-09-05 1991-03-07 Standard Elektrik Lorenz Ag INTEGRATED FOCUS
EP0441998B1 (en) * 1990-02-12 1993-06-02 LITEF GmbH Fiberoptic sagnac interferometer with digital phase cancellation for measuring rotation rate
US5003624A (en) * 1990-03-29 1991-03-26 Hughes Aircraft Company Automatic bias controller for electro-optic modulator
EP0460268B1 (en) * 1990-06-07 1995-04-12 LITEF GmbH Integrated optics device for interferometrically measuring light waves
EP0551537B1 (en) * 1992-01-13 1995-03-22 LITEF GmbH Method and device to measure rotation rate using a fibre optic sagnac interferometer

Also Published As

Publication number Publication date
WO1999031460A1 (en) 1999-06-24
DE19755402C2 (en) 1999-11-11
EP1038155B1 (en) 2003-07-23
DE59809108D1 (en) 2003-08-28
EP1038155A1 (en) 2000-09-27
DE19755402A1 (en) 1999-08-05

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