ATE163111T1 - Quarz-resonator schwingend in einem fundementalen drehschwingungsmode - Google Patents
Quarz-resonator schwingend in einem fundementalen drehschwingungsmodeInfo
- Publication number
- ATE163111T1 ATE163111T1 AT92810414T AT92810414T ATE163111T1 AT E163111 T1 ATE163111 T1 AT E163111T1 AT 92810414 T AT92810414 T AT 92810414T AT 92810414 T AT92810414 T AT 92810414T AT E163111 T1 ATE163111 T1 AT E163111T1
- Authority
- AT
- Austria
- Prior art keywords
- resonator
- vibration
- fundamental
- zero
- rotation
- Prior art date
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
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles
- H03H9/02023—Characteristics of piezoelectric layers, e.g. cutting angles consisting of quartz
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1654/91A CH683050A5 (fr) | 1991-06-04 | 1991-06-04 | Résonateur à quartz vibrant selon un mode fondamental de torsion. |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE163111T1 true ATE163111T1 (de) | 1998-02-15 |
Family
ID=4215517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT92810414T ATE163111T1 (de) | 1991-06-04 | 1992-05-29 | Quarz-resonator schwingend in einem fundementalen drehschwingungsmode |
Country Status (6)
Country | Link |
---|---|
US (1) | US5274297A (de) |
EP (1) | EP0517666B1 (de) |
JP (1) | JPH05152886A (de) |
AT (1) | ATE163111T1 (de) |
CH (1) | CH683050A5 (de) |
DE (1) | DE69224325D1 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4322144C2 (de) * | 1992-07-03 | 1997-06-05 | Murata Manufacturing Co | Vibratoreinheit |
DE4419085C2 (de) * | 1993-05-31 | 1999-09-02 | Murata Manufacturing Co | Chipförmiger Baustein mit piezoelektrischer Resonanz |
US5621263A (en) * | 1993-08-09 | 1997-04-15 | Murata Manufacturing Co., Ltd. | Piezoelectric resonance component |
US5689220A (en) * | 1993-08-17 | 1997-11-18 | Murata Manufacturing Co., Ltd. | Laterally coupled piezoelectric resonator ladder-type filter with at least one width expansion mode resonator |
US5648746A (en) * | 1993-08-17 | 1997-07-15 | Murata Manufacturing Co., Ltd. | Stacked diezoelectric resonator ladder-type filter with at least one width expansion mode resonator |
US5414322A (en) * | 1994-04-19 | 1995-05-09 | The United States Of America As Represented By The Secretary Of The Army | Crystal resonator with multiple segmented lateral-field excitation electrodes |
JP3114526B2 (ja) * | 1994-10-17 | 2000-12-04 | 株式会社村田製作所 | チップ型圧電共振部品 |
US6150703A (en) * | 1998-06-29 | 2000-11-21 | Trw Inc. | Lateral mode suppression in semiconductor bulk acoustic resonator (SBAR) devices using tapered electrodes, and electrodes edge damping materials |
US6172443B1 (en) * | 1998-11-24 | 2001-01-09 | Cts Corporation | Quartz crystal resonator with improved temperature performance and method therefor |
US6215375B1 (en) * | 1999-03-30 | 2001-04-10 | Agilent Technologies, Inc. | Bulk acoustic wave resonator with improved lateral mode suppression |
US20040097996A1 (en) | 1999-10-05 | 2004-05-20 | Omnisonics Medical Technologies, Inc. | Apparatus and method of removing occlusions using an ultrasonic medical device operating in a transverse mode |
JP3373840B2 (ja) * | 2000-11-17 | 2003-02-04 | 有限会社ピエデック技術研究所 | ラーメモード水晶振動子 |
US6714102B2 (en) * | 2001-03-01 | 2004-03-30 | Agilent Technologies, Inc. | Method of fabricating thin film bulk acoustic resonator (FBAR) and FBAR structure embodying the method |
JP3969224B2 (ja) * | 2002-01-08 | 2007-09-05 | 株式会社村田製作所 | 圧電共振子及びそれを用いた圧電フィルタ・デュプレクサ・通信装置 |
US6707351B2 (en) * | 2002-03-27 | 2004-03-16 | Motorola, Inc. | Tunable MEMS resonator and method for tuning |
JP2003318699A (ja) * | 2002-04-23 | 2003-11-07 | Piedekku Gijutsu Kenkyusho:Kk | 水晶ユニットとその製造方法 |
US7794414B2 (en) | 2004-02-09 | 2010-09-14 | Emigrant Bank, N.A. | Apparatus and method for an ultrasonic medical device operating in torsional and transverse modes |
JP4728242B2 (ja) * | 2004-08-05 | 2011-07-20 | パナソニック株式会社 | 捩り共振器およびこれを用いたフィルタ |
TW201238244A (en) * | 2011-02-23 | 2012-09-16 | Nihon Dempa Kogyo Co | GT-cut quartz crystal resonator |
US11070191B2 (en) | 2019-08-22 | 2021-07-20 | Statek Corporation | Torsional mode quartz crystal device |
US11070192B2 (en) | 2019-08-22 | 2021-07-20 | Statek Corporation | Torsional mode quartz crystal device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH623690A5 (de) * | 1978-09-08 | 1981-06-15 | Centre Electron Horloger | |
US4320320A (en) * | 1978-12-01 | 1982-03-16 | Kabushiki Kaisha Suwa Seikosha | Coupled mode tuning fork type quartz crystal vibrator |
JPS5748819A (en) * | 1980-09-08 | 1982-03-20 | Seiko Epson Corp | Coupling tuning fork type quartz oscillator |
US4633124A (en) * | 1982-03-16 | 1986-12-30 | Kabushiki Kaisha Daini Seikosha | Mount for quartz crystal resonator |
CH650897GA3 (de) * | 1982-07-14 | 1985-08-30 | ||
JPH0754891B2 (ja) * | 1987-06-02 | 1995-06-07 | セイコー電子部品株式会社 | 縦水晶振動子 |
DE69221215T2 (de) * | 1991-05-27 | 1997-11-27 | Seiko Electronic Components | Drehschwingender Quarzkristallresonator |
-
1991
- 1991-06-04 CH CH1654/91A patent/CH683050A5/fr not_active IP Right Cessation
-
1992
- 1992-05-29 DE DE69224325T patent/DE69224325D1/de not_active Expired - Lifetime
- 1992-05-29 EP EP92810414A patent/EP0517666B1/de not_active Expired - Lifetime
- 1992-05-29 AT AT92810414T patent/ATE163111T1/de not_active IP Right Cessation
- 1992-06-03 JP JP4142320A patent/JPH05152886A/ja active Pending
- 1992-06-04 US US07/894,344 patent/US5274297A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69224325D1 (de) | 1998-03-12 |
CH683050A5 (fr) | 1993-12-31 |
EP0517666B1 (de) | 1998-02-04 |
US5274297A (en) | 1993-12-28 |
JPH05152886A (ja) | 1993-06-18 |
EP0517666A1 (de) | 1992-12-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |