DE69701595D1 - Piezoelektrischer Vibrationskreisel welcher einen Energie-Einfangsvibrationsmodus verwendet - Google Patents

Piezoelektrischer Vibrationskreisel welcher einen Energie-Einfangsvibrationsmodus verwendet

Info

Publication number
DE69701595D1
DE69701595D1 DE69701595T DE69701595T DE69701595D1 DE 69701595 D1 DE69701595 D1 DE 69701595D1 DE 69701595 T DE69701595 T DE 69701595T DE 69701595 T DE69701595 T DE 69701595T DE 69701595 D1 DE69701595 D1 DE 69701595D1
Authority
DE
Germany
Prior art keywords
vibration mode
vibratory gyroscope
energy trapping
piezoelectric vibratory
trapping vibration
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
Application number
DE69701595T
Other languages
English (en)
Other versions
DE69701595T2 (de
Inventor
Tetsuo Yoshida
Naoki Wakou
Hiroshi Abe
Hiroshi Watanabe
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.)
Tokin Corp
Original Assignee
Tokin 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 claimed from JP16892496A external-priority patent/JP3685224B2/ja
Priority claimed from JP16892696A external-priority patent/JP3640003B2/ja
Priority claimed from JP20494796A external-priority patent/JP3640004B2/ja
Application filed by Tokin Corp filed Critical Tokin Corp
Publication of DE69701595D1 publication Critical patent/DE69701595D1/de
Application granted granted Critical
Publication of DE69701595T2 publication Critical patent/DE69701595T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal filters
    • H03H9/562—Monolithic crystal filters comprising a ceramic piezoelectric layer
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/545—Filters comprising resonators of piezoelectric or electrostrictive material including active elements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
DE69701595T 1996-06-20 1997-06-19 Piezoelektrischer Vibrationskreisel welcher einen Energie-Einfangsvibrationsmodus verwendet Expired - Fee Related DE69701595T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP15947096 1996-06-20
JP15946796 1996-06-20
JP16892496A JP3685224B2 (ja) 1996-06-20 1996-06-28 エネルギー閉じ込め振動モードを利用した圧電振動ジャイロ
JP16892696A JP3640003B2 (ja) 1996-06-20 1996-06-28 エネルギー閉じ込め振動モードを利用した圧電振動ジャイロ
JP20494796A JP3640004B2 (ja) 1996-08-02 1996-08-02 エネルギー閉じ込め振動モードを利用した圧電振動ジャイロ

Publications (2)

Publication Number Publication Date
DE69701595D1 true DE69701595D1 (de) 2000-05-11
DE69701595T2 DE69701595T2 (de) 2000-09-21

Family

ID=27528200

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69701595T Expired - Fee Related DE69701595T2 (de) 1996-06-20 1997-06-19 Piezoelektrischer Vibrationskreisel welcher einen Energie-Einfangsvibrationsmodus verwendet

Country Status (7)

Country Link
US (2) US5887480A (de)
EP (1) EP0814319B1 (de)
KR (1) KR100494967B1 (de)
CN (1) CN1086806C (de)
CA (1) CA2208369C (de)
DE (1) DE69701595T2 (de)
TW (1) TW334651B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5887480A (en) * 1996-06-20 1999-03-30 Tokin Corporation Piezoelectric vibratory gyroscope utilizing an energy-trapping vibration mode
JP2001244778A (ja) * 1999-12-22 2001-09-07 Toyo Commun Equip Co Ltd 高周波圧電振動子
US20060169041A1 (en) * 2005-02-02 2006-08-03 Madni Asad M Combined gyroscope and 2-axis accelerometer
TWI374373B (en) * 2008-02-05 2012-10-11 Asustek Comp Inc Handheld pointing device and pointing method thereof and bias drift improving method
CN102679967B (zh) * 2012-05-07 2014-12-10 上海交通大学 摇动质量块压电双轴微陀螺
JP5529328B1 (ja) * 2013-09-04 2014-06-25 株式会社トライフォース・マネジメント 発電素子
US11039814B2 (en) * 2016-12-04 2021-06-22 Exo Imaging, Inc. Imaging devices having piezoelectric transducers
CN109655049B (zh) * 2018-12-21 2022-05-17 陕西航天时代导航设备有限公司 一种高精度提取杯形陀螺振动幅值的方法
CN113484396B (zh) * 2021-06-24 2024-04-09 中国电建集团华东勘测设计研究院有限公司 耦合四探针电势降测量与丝束电极的腐蚀监测装置及方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2731558A1 (de) * 1977-07-13 1979-01-25 Philips Patentverwaltung Piezoelektrische vorrichtung
US4489609A (en) * 1981-12-08 1984-12-25 National Research Development Corporation Gyroscopes
JPH065168B2 (ja) * 1986-01-13 1994-01-19 山形大学長 エネルギ−閉じ込めジヤイロスコ−プ
JPH07109971B2 (ja) * 1989-02-20 1995-11-22 株式会社村田製作所 フイルタ装置
US5084647A (en) * 1989-07-19 1992-01-28 Murata Manufacturing Co., Ltd. Piezoelectric filter
JP3172924B2 (ja) * 1992-03-23 2001-06-04 株式会社トーキン 圧電振動ジャイロ
JP3240416B2 (ja) * 1992-05-25 2001-12-17 株式会社トーキン 圧電振動ジャイロ
JP3146695B2 (ja) * 1992-10-16 2001-03-19 株式会社村田製作所 厚み滑り振動モードを利用したセラミックフィルタ
JPH07151553A (ja) * 1993-10-07 1995-06-16 Murata Mfg Co Ltd 振動ジャイロ
JPH07226644A (ja) * 1994-02-16 1995-08-22 Murata Mfg Co Ltd エネルギー閉じ込め型圧電共振子
JPH07301533A (ja) * 1994-05-06 1995-11-14 Nippondenso Co Ltd 振動型レートジャイロセンサ
US5675208A (en) * 1996-02-28 1997-10-07 Motorola, Inc. Lithium niobate piezoelectric transformer operating in thickness-shear mode
US5887480A (en) * 1996-06-20 1999-03-30 Tokin Corporation Piezoelectric vibratory gyroscope utilizing an energy-trapping vibration mode

Also Published As

Publication number Publication date
EP0814319B1 (de) 2000-04-05
KR19980018149A (ko) 1998-06-05
CN1180835A (zh) 1998-05-06
US5887480A (en) 1999-03-30
CA2208369C (en) 2003-12-02
CN1086806C (zh) 2002-06-26
EP0814319A1 (de) 1997-12-29
DE69701595T2 (de) 2000-09-21
CA2208369A1 (en) 1997-12-20
KR100494967B1 (ko) 2005-08-05
US6138510A (en) 2000-10-31
TW334651B (en) 1998-06-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEC TOKIN CORP., SENDAI, MIYAGI, JP

8339 Ceased/non-payment of the annual fee