NO841587L - Fiberoptisk rotasjonsensor. - Google Patents
Fiberoptisk rotasjonsensor.Info
- Publication number
- NO841587L NO841587L NO841587A NO841587A NO841587L NO 841587 L NO841587 L NO 841587L NO 841587 A NO841587 A NO 841587A NO 841587 A NO841587 A NO 841587A NO 841587 L NO841587 L NO 841587L
- Authority
- NO
- Norway
- Prior art keywords
- frequency
- signal
- amplitude
- phase
- modulator
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims description 122
- 230000008859 change Effects 0.000 claims description 65
- 230000006870 function Effects 0.000 claims description 50
- 238000012546 transfer Methods 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 21
- 238000012937 correction Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 16
- 230000004044 response Effects 0.000 claims description 7
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 description 83
- 230000010287 polarization Effects 0.000 description 63
- 230000000694 effects Effects 0.000 description 27
- 230000001902 propagating effect Effects 0.000 description 19
- 238000010586 diagram Methods 0.000 description 12
- 239000013307 optical fiber Substances 0.000 description 10
- 230000007423 decrease Effects 0.000 description 8
- 239000013078 crystal Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 7
- 230000001427 coherent effect Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000002829 reductive effect Effects 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 6
- 230000014509 gene expression Effects 0.000 description 5
- 230000000737 periodic effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 230000001066 destructive effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000382 optic material Substances 0.000 description 3
- 230000010363 phase shift Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 2
- 238000006880 cross-coupling reaction Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000011896 sensitive detection Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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
- G01C19/726—Phase nulling gyrometers, i.e. compensating the Sagnac phase shift in a closed loop system
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Optics & Photonics (AREA)
- Gyroscopes (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Lasers (AREA)
- Percussion Or Vibration Massage (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Stringed Musical Instruments (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/488,155 US4637722A (en) | 1983-04-25 | 1983-04-25 | Fiber optical rotation sensor with extended dynamic range |
| US06/488,111 US4687330A (en) | 1983-04-25 | 1983-04-25 | Fiber optic rotation sensor with extended dynamic range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO841587L true NO841587L (no) | 1984-10-26 |
Family
ID=27049229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO841587A NO841587L (no) | 1983-04-25 | 1984-04-18 | Fiberoptisk rotasjonsensor. |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0123499B1 (ja) |
| JP (1) | JPH0660820B2 (ja) |
| KR (1) | KR920008206B1 (ja) |
| AU (1) | AU569508B2 (ja) |
| BR (1) | BR8401896A (ja) |
| DE (1) | DE3484025D1 (ja) |
| IL (1) | IL71583A (ja) |
| NO (1) | NO841587L (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU569507B2 (en) * | 1983-04-26 | 1988-02-04 | Board Of Trustees Of The Leland Stanford Junior University | Fiber optic rotation sensor |
| JPS6235220A (ja) * | 1985-08-08 | 1987-02-16 | Japan Aviation Electronics Ind Ltd | 光干渉角速度計 |
| DE3533695A1 (de) * | 1985-09-21 | 1987-03-26 | Teldix Gmbh | Verfahren zur messung der drehgeschwindigkeit |
| DE3606802A1 (de) * | 1986-03-01 | 1987-09-03 | Teldix Gmbh | Einrichtung zur messung der drehgeschwindigkeit |
| US5018860A (en) * | 1989-01-26 | 1991-05-28 | Honeywell Inc. | Fiber optic gyroscope balanced plural serrodyne generators combined signal phase difference control |
| US5018859A (en) * | 1989-01-26 | 1991-05-28 | Honeywell Inc. | Fiber optic gyroscope balanced plural serrodyne modulators phase difference control |
| JP2697357B2 (ja) * | 1991-05-14 | 1998-01-14 | 日立電線株式会社 | 光ファイバ回転角速度センサ |
| DE4134312A1 (de) * | 1991-10-17 | 1993-04-22 | Deutsche Aerospace | Faseroptischer kreisel |
| US11619721B2 (en) * | 2017-11-03 | 2023-04-04 | Aqronos, Inc. | LiDAR and laser measurement techniques |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4372685A (en) * | 1979-01-15 | 1983-02-08 | Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften E.V. | Method and arrangement for the measurement of rotations |
| IL65344A (en) * | 1981-03-31 | 1987-08-31 | Univ Leland Stanford Junior | Single continuous optical fiber rotation sensor |
| GB2108652B (en) * | 1981-10-27 | 1985-05-30 | Standard Telephones Cables Ltd | Fibre-optic interferometer gyroscope |
| US4530097A (en) * | 1982-09-29 | 1985-07-16 | The Board Of Trustees Of The Leland Stanford Junior University | Brillouin ring laser |
| GB2134248B (en) * | 1983-01-21 | 1986-11-26 | Standard Telephones Cables Ltd | Closed loop fibre-optic gyroscope |
| AU569507B2 (en) * | 1983-04-26 | 1988-02-04 | Board Of Trustees Of The Leland Stanford Junior University | Fiber optic rotation sensor |
-
1984
- 1984-04-17 DE DE8484302598T patent/DE3484025D1/de not_active Expired - Lifetime
- 1984-04-17 EP EP84302598A patent/EP0123499B1/en not_active Expired
- 1984-04-18 NO NO841587A patent/NO841587L/no unknown
- 1984-04-19 IL IL71583A patent/IL71583A/xx not_active IP Right Cessation
- 1984-04-24 KR KR1019840002187A patent/KR920008206B1/ko not_active IP Right Cessation
- 1984-04-24 AU AU27213/84A patent/AU569508B2/en not_active Expired - Fee Related
- 1984-04-24 JP JP59082786A patent/JPH0660820B2/ja not_active Expired - Lifetime
- 1984-04-24 BR BR8401896A patent/BR8401896A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR920008206B1 (ko) | 1992-09-25 |
| BR8401896A (pt) | 1984-12-04 |
| AU569508B2 (en) | 1988-02-04 |
| KR850000671A (ko) | 1985-02-28 |
| DE3484025D1 (de) | 1991-03-07 |
| EP0123499B1 (en) | 1991-01-30 |
| JPH0660820B2 (ja) | 1994-08-10 |
| AU2721384A (en) | 1984-11-01 |
| EP0123499A3 (en) | 1987-09-23 |
| IL71583A (en) | 1988-05-31 |
| EP0123499A2 (en) | 1984-10-31 |
| JPS606823A (ja) | 1985-01-14 |
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