GB2046470B - Optical interferometers - Google Patents

Optical interferometers

Info

Publication number
GB2046470B
GB2046470B GB8009558A GB8009558A GB2046470B GB 2046470 B GB2046470 B GB 2046470B GB 8009558 A GB8009558 A GB 8009558A GB 8009558 A GB8009558 A GB 8009558A GB 2046470 B GB2046470 B GB 2046470B
Authority
GB
United Kingdom
Prior art keywords
optical interferometers
interferometers
optical
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
Application number
GB8009558A
Other versions
GB2046470A (en
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.)
Siemens AG
Original Assignee
Siemens AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6066031&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2046470(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Siemens AG filed Critical Siemens AG
Publication of GB2046470A publication Critical patent/GB2046470A/en
Application granted granted Critical
Publication of GB2046470B publication Critical patent/GB2046470B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers
    • G01C19/721—Details

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Gyroscopes (AREA)
  • Optical Integrated Circuits (AREA)
  • Lasers (AREA)
GB8009558A 1979-03-21 1980-03-21 Optical interferometers Expired GB2046470B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792911129 DE2911129A1 (en) 1979-03-21 1979-03-21 RING INTERFEROMETER WITH A SINGLE-MODE LIGHT-WAVE GUIDE WINDED TO A COIL

Publications (2)

Publication Number Publication Date
GB2046470A GB2046470A (en) 1980-11-12
GB2046470B true GB2046470B (en) 1983-08-03

Family

ID=6066031

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8009558A Expired GB2046470B (en) 1979-03-21 1980-03-21 Optical interferometers

Country Status (4)

Country Link
JP (1) JPS55128106A (en)
DE (1) DE2911129A1 (en)
FR (1) FR2452093A1 (en)
GB (1) GB2046470B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3272805D1 (en) * 1981-03-04 1986-10-02 Hitachi Ltd Optical gyroscope
US4519708A (en) * 1981-05-20 1985-05-28 Raytheon Company Mode discrimination apparatus
CA1238970A (en) * 1982-09-28 1988-07-05 Shigefumi Masuda Fiber-optic gyro
JPH0617797B2 (en) * 1990-11-02 1994-03-09 株式会社日立製作所 Optical gyroscope
JP2574982B2 (en) 1993-03-22 1997-01-22 株式会社日立製作所 Optical fiber coil
JPH08233583A (en) * 1995-12-11 1996-09-13 Hitachi Ltd Optical fiber coil
FR2824906B1 (en) * 2001-05-18 2003-08-08 Thales Sa DEVICE FOR MEASURING A NON-RECIPROCAL EFFECT, IN PARTICULAR A FIBER OPTIC GYROMETER

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2804119A1 (en) * 1978-01-31 1979-08-02 Siemens Ag INTERFEROMETER WITH A COIL FROM A SINGLE-MODE WAVE CONDUCTOR
DE2804103A1 (en) * 1978-01-31 1979-08-02 Siemens Ag INTERFEROMETER WITH A COIL FROM A SINGLE-MODE WAVE CONDUCTOR
DE2814476A1 (en) * 1978-04-04 1979-10-18 Siemens Ag INTERFEROMETER WITH A COIL FROM A SINGLE-MODE WAVE CONDUCTOR

Also Published As

Publication number Publication date
DE2911129C2 (en) 1991-05-08
FR2452093B1 (en) 1984-10-19
JPS55128106A (en) 1980-10-03
GB2046470A (en) 1980-11-12
FR2452093A1 (en) 1980-10-17
DE2911129A1 (en) 1980-10-16

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20000320