IT8547526A1 - Sensore a laber di velocita' angolare con specchi vibranti - Google Patents

Sensore a laber di velocita' angolare con specchi vibranti

Info

Publication number
IT8547526A1
IT8547526A1 IT1985A47526A IT4752685A IT8547526A1 IT 8547526 A1 IT8547526 A1 IT 8547526A1 IT 1985A47526 A IT1985A47526 A IT 1985A47526A IT 4752685 A IT4752685 A IT 4752685A IT 8547526 A1 IT8547526 A1 IT 8547526A1
Authority
IT
Italy
Prior art keywords
laber
sensor
angular speed
vibrating mirrors
mirrors
Prior art date
Application number
IT1985A47526A
Other languages
English (en)
Other versions
IT8547526A0 (it
IT1181841B (it
Original Assignee
Litton Systems 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 Litton Systems Inc filed Critical Litton Systems Inc
Publication of IT8547526A0 publication Critical patent/IT8547526A0/it
Publication of IT8547526A1 publication Critical patent/IT8547526A1/it
Application granted granted Critical
Publication of IT1181841B publication Critical patent/IT1181841B/it

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
    • G01C19/66—Ring laser gyrometers
    • G01C19/68—Lock-in prevention
    • G01C19/70—Lock-in prevention by mechanical means

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)
  • Gyroscopes (AREA)
  • Lasers (AREA)
IT47526/85A 1984-01-09 1985-01-07 Sensore a laser di velocita' angalore con specchi vibranti IT1181841B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56907984A 1984-01-09 1984-01-09

Publications (3)

Publication Number Publication Date
IT8547526A0 IT8547526A0 (it) 1985-01-07
IT8547526A1 true IT8547526A1 (it) 1986-07-07
IT1181841B IT1181841B (it) 1987-09-30

Family

ID=24274019

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47526/85A IT1181841B (it) 1984-01-09 1985-01-07 Sensore a laser di velocita' angalore con specchi vibranti

Country Status (9)

Country Link
JP (1) JPS60160677A (it)
CA (1) CA1252551A (it)
DE (1) DE3500044A1 (it)
FR (1) FR2557970B1 (it)
GB (2) GB2152739B (it)
IL (1) IL73151A (it)
IT (1) IT1181841B (it)
NO (1) NO844141L (it)
SE (1) SE458722B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9115538D0 (en) * 1991-07-18 1991-09-04 Secr Defence Dither generation for ring laser gyroscopes
US5359413A (en) * 1992-01-13 1994-10-25 Kearfott Guidance And Navigation Corporation System for substantially eleminating lock-in in a ring laser gyroscope

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152071A (en) * 1976-08-02 1979-05-01 Honeywell Inc. Control apparatus
US4281930A (en) * 1978-12-18 1981-08-04 Litton Systems, Inc. Laser gyro with phased dithered mirrors
JPS5628036A (en) * 1979-08-14 1981-03-19 Toyota Motor Corp Tandem brake oil-hydraulic controller having bypass means
US4410276A (en) * 1981-06-15 1983-10-18 The Singer Company Ring laser gyroscope with doppler mirrors
US4653919A (en) * 1982-02-08 1987-03-31 Sundstrand Optical Technologies, Inc. Laser gyro with dithered mirrors and current dither
US4551021A (en) * 1982-03-01 1985-11-05 Honeywell Inc. Discriminant apparatus for laser gyros
US4824252A (en) * 1982-06-25 1989-04-25 Honeywell Inc. Laser gyro system
ZA844479B (en) * 1983-06-20 1985-04-24 Sunstrand Optical Technologies Downhole ring laser gyro

Also Published As

Publication number Publication date
CA1252551A (en) 1989-04-11
IL73151A (en) 1989-02-28
GB2185147B (en) 1987-11-25
GB2152739A (en) 1985-08-07
SE8500057D0 (sv) 1985-01-07
IT8547526A0 (it) 1985-01-07
SE8500057L (sv) 1985-07-10
NO844141L (no) 1985-07-10
DE3500044A1 (de) 1985-07-18
FR2557970A1 (fr) 1985-07-12
GB2185147A (en) 1987-07-08
GB2152739B (en) 1987-11-25
SE458722B (sv) 1989-04-24
IT1181841B (it) 1987-09-30
JPS60160677A (ja) 1985-08-22
GB8430489D0 (en) 1985-01-09
GB8630989D0 (en) 1987-02-04
FR2557970B1 (fr) 1988-11-25

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