CA1231252A - Capteur de rotation a fibre optique portillonne a facteur d'echelle linearise - Google Patents
Capteur de rotation a fibre optique portillonne a facteur d'echelle lineariseInfo
- Publication number
- CA1231252A CA1231252A CA000474402A CA474402A CA1231252A CA 1231252 A CA1231252 A CA 1231252A CA 000474402 A CA000474402 A CA 000474402A CA 474402 A CA474402 A CA 474402A CA 1231252 A CA1231252 A CA 1231252A
- Authority
- CA
- Canada
- Prior art keywords
- signal
- phase
- modulation
- frequency
- counter
- 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
Links
Landscapes
- Gyroscopes (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US581,303 | 1984-02-17 | ||
US06/581,303 US4707136A (en) | 1983-04-25 | 1984-02-17 | Gated fiber optic rotation sensor with linearized scale factor |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1231252A true CA1231252A (fr) | 1988-01-12 |
Family
ID=24324661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000474402A Expired CA1231252A (fr) | 1984-02-17 | 1985-02-15 | Capteur de rotation a fibre optique portillonne a facteur d'echelle linearise |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH0617796B2 (fr) |
CA (1) | CA1231252A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3327404A1 (fr) * | 2016-11-23 | 2018-05-30 | Honeywell International Inc. | Appareil et procédé permettant de diminuer une erreur de polarisation dans des gyroscopes à fibres optiques résonantes |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0625668B2 (ja) * | 1986-03-28 | 1994-04-06 | 日本航空電子工業株式会社 | 光干渉角速度計 |
DE3662821D1 (en) * | 1986-07-29 | 1989-05-18 | Litef Gmbh | Method of measuring rate of turn using a passive optical resonator |
JP2580652B2 (ja) * | 1987-12-22 | 1997-02-12 | スズキ株式会社 | 光ファイバジャイロ制御装置 |
US4906096A (en) * | 1988-03-14 | 1990-03-06 | Litton Systems, Inc. | Apparatus and method for phase modulating optical signals in a fiber optic rotation sensor |
JPH02145911A (ja) * | 1988-11-28 | 1990-06-05 | Tech Res & Dev Inst Of Japan Def Agency | 光ファイバ・ジャイロ |
US5020912A (en) * | 1989-02-03 | 1991-06-04 | Litton Systems, Inc. | Fiber optic rotation sensing system and method for basing a feedback signal outside of a legion of instability |
FR2670885B1 (fr) * | 1990-12-21 | 1993-04-09 | Applic Gles Elec Meca | Gyrometre en anneau a modulateur electro-optique. |
US20040061863A1 (en) * | 2002-08-20 | 2004-04-01 | Digonnet Michel J.F. | Fiber optic sensors with reduced noise |
US7738109B2 (en) | 2002-08-20 | 2010-06-15 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic sensor using a Bragg fiber |
JP2009543065A (ja) | 2006-06-29 | 2009-12-03 | ザ ボード オブ トラスティーズ オブ レランド スタンフォード ジュニア ユニバーシティ | ブラッグファイバーを用いた光ファイバーセンサ |
US7633626B2 (en) * | 2006-12-13 | 2009-12-15 | Northrop Grumman Guidance and Electronics Co., Inc. | Fiber optic gyroscope deadband circumvention apparatus and method |
US7859678B2 (en) * | 2008-12-09 | 2010-12-28 | Northrop Grumman Guidance And Electronic Co., Inc. | Automatic gain control for fiber optic gyroscope deterministic control loops |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4299490A (en) * | 1978-12-07 | 1981-11-10 | Mcdonnell Douglas Corporation | Phase nulling optical gyro |
-
1985
- 1985-02-15 JP JP60029193A patent/JPH0617796B2/ja not_active Expired - Lifetime
- 1985-02-15 CA CA000474402A patent/CA1231252A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3327404A1 (fr) * | 2016-11-23 | 2018-05-30 | Honeywell International Inc. | Appareil et procédé permettant de diminuer une erreur de polarisation dans des gyroscopes à fibres optiques résonantes |
US10094664B2 (en) | 2016-11-23 | 2018-10-09 | Honeywell International Inc. | Apparatus and method for diminishing bias error in resonant fiber optic gyroscopes |
Also Published As
Publication number | Publication date |
---|---|
JPS60228916A (ja) | 1985-11-14 |
JPH0617796B2 (ja) | 1994-03-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |