GB2178526B - Thin film passive ring resonator laser gyro - Google Patents

Thin film passive ring resonator laser gyro

Info

Publication number
GB2178526B
GB2178526B GB8519397A GB8519397A GB2178526B GB 2178526 B GB2178526 B GB 2178526B GB 8519397 A GB8519397 A GB 8519397A GB 8519397 A GB8519397 A GB 8519397A GB 2178526 B GB2178526 B GB 2178526B
Authority
GB
United Kingdom
Prior art keywords
thin film
ring resonator
laser gyro
passive ring
resonator laser
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
GB8519397A
Other versions
GB8519397D0 (en
GB2178526A (en
Inventor
Joseph P Segre
John R Haavisto
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.)
Northrop Grumman Corp
Original Assignee
Northrop Grumman Corp
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
Priority to DE19853527274 priority Critical patent/DE3527274A1/en
Priority to FR8511733A priority patent/FR2585822B1/en
Application filed by Northrop Grumman Corp filed Critical Northrop Grumman Corp
Priority to GB8519397A priority patent/GB2178526B/en
Publication of GB8519397D0 publication Critical patent/GB8519397D0/en
Publication of GB2178526A publication Critical patent/GB2178526A/en
Application granted granted Critical
Publication of GB2178526B publication Critical patent/GB2178526B/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
    • G01C19/727—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 using a passive ring resonator

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)
GB8519397A 1985-08-01 1985-08-01 Thin film passive ring resonator laser gyro Expired GB2178526B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19853527274 DE3527274A1 (en) 1985-08-01 1985-07-30 PASSIVE THIN FILM RING RESONATOR LASERGYROSCOPE
FR8511733A FR2585822B1 (en) 1985-08-01 1985-07-31 THIN FILM LASER GYROSCOPE
GB8519397A GB2178526B (en) 1985-08-01 1985-08-01 Thin film passive ring resonator laser gyro

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8519397A GB2178526B (en) 1985-08-01 1985-08-01 Thin film passive ring resonator laser gyro

Publications (3)

Publication Number Publication Date
GB8519397D0 GB8519397D0 (en) 1985-09-04
GB2178526A GB2178526A (en) 1987-02-11
GB2178526B true GB2178526B (en) 1989-03-08

Family

ID=10583185

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8519397A Expired GB2178526B (en) 1985-08-01 1985-08-01 Thin film passive ring resonator laser gyro

Country Status (3)

Country Link
DE (1) DE3527274A1 (en)
FR (1) FR2585822B1 (en)
GB (1) GB2178526B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11274467A (en) * 1998-03-26 1999-10-08 Murata Mfg Co Ltd Photo-electronic integrated-circuit device
JP2000022128A (en) 1998-07-06 2000-01-21 Murata Mfg Co Ltd Semiconductor light-emitting device and optoelectronic integrated circuit device
US7106448B1 (en) * 2004-02-17 2006-09-12 Sandia Corporation Integrated resonant micro-optical gyroscope and method of fabrication

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409518A1 (en) * 1977-11-22 1979-06-15 Thomson Csf LASER INTERFEROMETRIC GYROMETER
US4326803A (en) * 1979-09-20 1982-04-27 Northrop Corporation Thin film laser gyro
DE3001721A1 (en) * 1980-01-18 1981-07-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Measuring absolute rotation by sagnac effect - using light pulse modulation to reduce errors caused by light scattering
JPS5743485A (en) * 1980-08-13 1982-03-11 Agency Of Ind Science & Technol Semiconductor ring laser device
US4429573A (en) * 1982-06-29 1984-02-07 Walker Clifford G Common resonator passive laser accelerometer and gyro
US4514088A (en) * 1983-04-01 1985-04-30 The Charles Stark Draper Laboratory, Inc. Single-coupler guided-wave passive resonant-ring optical-gyro instrument
JPS6085312A (en) * 1983-10-17 1985-05-14 Hitachi Ltd Solid state interferometer

Also Published As

Publication number Publication date
GB8519397D0 (en) 1985-09-04
DE3527274A1 (en) 1987-02-05
FR2585822A1 (en) 1987-02-06
GB2178526A (en) 1987-02-11
FR2585822B1 (en) 1990-03-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970801