FR2723635B1 - Dispositif gyrometrique vibrant a effet piezo-electrique - Google Patents
Dispositif gyrometrique vibrant a effet piezo-electriqueInfo
- Publication number
- FR2723635B1 FR2723635B1 FR9409955A FR9409955A FR2723635B1 FR 2723635 B1 FR2723635 B1 FR 2723635B1 FR 9409955 A FR9409955 A FR 9409955A FR 9409955 A FR9409955 A FR 9409955A FR 2723635 B1 FR2723635 B1 FR 2723635B1
- Authority
- FR
- France
- Prior art keywords
- electrodes
- nodes
- exciting
- disc
- detect
- 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 - Fee Related
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
- G01C19/56—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
- G01C19/567—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using the phase shift of a vibration node or antinode
- G01C19/5677—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using the phase shift of a vibration node or antinode of essentially two-dimensional vibrators, e.g. ring-shaped vibrators
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9409955A FR2723635B1 (fr) | 1994-08-11 | 1994-08-11 | Dispositif gyrometrique vibrant a effet piezo-electrique |
GB9602876A GB2310284B (en) | 1994-08-11 | 1996-02-13 | A piezo-electric effect vibrating gyrometric device |
DE19605648A DE19605648B4 (de) | 1994-08-11 | 1996-02-15 | Piezoelektrisch schwingende gyrometrische Vorrichtung |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9409955A FR2723635B1 (fr) | 1994-08-11 | 1994-08-11 | Dispositif gyrometrique vibrant a effet piezo-electrique |
GB9602876A GB2310284B (en) | 1994-08-11 | 1996-02-13 | A piezo-electric effect vibrating gyrometric device |
DE19605648A DE19605648B4 (de) | 1994-08-11 | 1996-02-15 | Piezoelektrisch schwingende gyrometrische Vorrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2723635A1 FR2723635A1 (fr) | 1996-02-16 |
FR2723635B1 true FR2723635B1 (fr) | 1996-10-18 |
Family
ID=27215910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9409955A Expired - Fee Related FR2723635B1 (fr) | 1994-08-11 | 1994-08-11 | Dispositif gyrometrique vibrant a effet piezo-electrique |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE19605648B4 (fr) |
FR (1) | FR2723635B1 (fr) |
GB (1) | GB2310284B (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2755227B1 (fr) * | 1996-10-31 | 1998-12-31 | Sagem | Appareil de mesure de rotation a resonateur mecanique vibrant |
JP4058379B2 (ja) * | 2003-05-16 | 2008-03-05 | Tdk株式会社 | 角速度センサおよび角速度検出装置 |
US8381590B2 (en) * | 2008-01-29 | 2013-02-26 | Sumitomo Precision Products Co., Ltd. | Vibrating gyroscope using piezoelectric film and method for manufacturing same |
FR2969751B1 (fr) * | 2010-12-22 | 2013-01-11 | Sagem Defense Securite | Gyroscope vibrant, et procede de traitement |
FR2969750B1 (fr) * | 2010-12-22 | 2013-02-08 | Sagem Defense Securite | Gyroscope vibrant et procede de fabrication |
US8991249B2 (en) | 2011-05-23 | 2015-03-31 | Sagem Defense Securite | Vibrating gyroscope and treatment process |
US9952252B2 (en) * | 2015-05-15 | 2018-04-24 | Invensense, Inc. | Offset rejection electrodes |
US11231441B2 (en) | 2015-05-15 | 2022-01-25 | Invensense, Inc. | MEMS structure for offset minimization of out-of-plane sensing accelerometers |
US10295558B2 (en) | 2015-05-15 | 2019-05-21 | Invensense, Inc. | Offset rejection electrodes |
CN106899231B (zh) * | 2017-03-16 | 2019-02-22 | 长安大学 | 一种压电发电旋转式换能装置 |
US20210247186A1 (en) * | 2018-05-08 | 2021-08-12 | Murata Manufacturing Co., Ltd. | Piezoelectric ring gyroscope |
FR3120688B1 (fr) | 2021-03-10 | 2023-02-10 | Office National Detudes Rech Aerospatiales | Gyrometre vibrant a structure plane |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8404668D0 (en) * | 1984-02-22 | 1984-03-28 | Burdess J S | Gyroscopic devices |
EP0174960A4 (fr) * | 1984-03-07 | 1986-07-29 | Commw Of Australia | Detection du mouvement. |
US4644793A (en) * | 1984-09-07 | 1987-02-24 | The Marconi Company Limited | Vibrational gyroscope |
GB9018661D0 (en) * | 1990-08-24 | 1990-10-10 | British Aerospace | Multipole vibrating surface gyroscope |
FR2684759B1 (fr) * | 1991-12-05 | 1994-03-11 | Applications Gles Electr Meca | Cyrometre vibrant piezo-electrique. |
US5383362A (en) * | 1993-02-01 | 1995-01-24 | General Motors Corporation | Control for vibratory gyroscope |
GB2276976B (en) * | 1993-04-07 | 1996-10-23 | British Aerospace | Method of manufacturing a motion sensor |
-
1994
- 1994-08-11 FR FR9409955A patent/FR2723635B1/fr not_active Expired - Fee Related
-
1996
- 1996-02-13 GB GB9602876A patent/GB2310284B/en not_active Expired - Fee Related
- 1996-02-15 DE DE19605648A patent/DE19605648B4/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2310284A (en) | 1997-08-20 |
FR2723635A1 (fr) | 1996-02-16 |
GB2310284B (en) | 1999-09-01 |
DE19605648B4 (de) | 2005-06-23 |
DE19605648A1 (de) | 1997-08-21 |
GB9602876D0 (en) | 1996-04-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20090430 |