FR2411508B1 - Resonateur a quartz - Google Patents
Resonateur a quartzInfo
- Publication number
- FR2411508B1 FR2411508B1 FR7808479A FR7808479A FR2411508B1 FR 2411508 B1 FR2411508 B1 FR 2411508B1 FR 7808479 A FR7808479 A FR 7808479A FR 7808479 A FR7808479 A FR 7808479A FR 2411508 B1 FR2411508 B1 FR 2411508B1
- Authority
- FR
- France
- Prior art keywords
- axis
- crests
- quartz crystal
- directed along
- vibrator
- 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
- 239000010453 quartz Substances 0.000 title abstract 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 4
- 239000013078 crystal Substances 0.000 abstract 3
- 230000010287 polarization Effects 0.000 abstract 3
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
-
- 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
- H03H9/566—Electric coupling means therefor
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14673577A JPS5479581A (en) | 1977-12-07 | 1977-12-07 | Thickness-width slide crystal vibrator |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2411508A1 FR2411508A1 (fr) | 1979-07-06 |
FR2411508B1 true FR2411508B1 (fr) | 1985-05-24 |
Family
ID=15414395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7808479A Expired FR2411508B1 (fr) | 1977-12-07 | 1978-03-23 | Resonateur a quartz |
Country Status (6)
Country | Link |
---|---|
US (1) | US4234812A (fr) |
JP (1) | JPS5479581A (fr) |
CH (1) | CH630505B (fr) |
DE (1) | DE2842644A1 (fr) |
FR (1) | FR2411508B1 (fr) |
GB (1) | GB1599789A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2043996B (en) * | 1978-12-27 | 1983-09-07 | Nihon Dempa Kogyo Co | Thickness shear quartz crystal oscillator |
DE3004331C2 (de) * | 1980-02-06 | 1983-06-23 | Siemens AG, 1000 Berlin und 8000 München | Zu Dickenscherungsschwingungen anregbare Resonatorplatte |
EP0459631B1 (fr) * | 1990-04-27 | 1998-08-12 | Seiko Epson Corporation | Elément oscillant coupé selon une direction AT et sa méthode de fabrication |
US5786655A (en) * | 1994-05-26 | 1998-07-28 | Canon Kabushiki Kaisha | Strain element and vibration device |
IL130486A (en) * | 1999-06-15 | 2005-08-31 | Given Imaging Ltd | Optical system |
AT410737B (de) * | 2001-05-31 | 2003-07-25 | Avl List Gmbh | Piezoelektrisches resonatorelement der kristallographischen punktgruppe 32 |
JP2010079949A (ja) * | 2008-09-24 | 2010-04-08 | Fujitsu Ltd | 圧電アクチュエータ、ヘッドスライダ、磁気ディスク装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2306909A (en) * | 1939-06-09 | 1942-12-29 | Bell Telephone Labor Inc | Piezoelectric crystal apparatus |
US3479536A (en) * | 1967-03-14 | 1969-11-18 | Singer General Precision | Piezoelectric force transducer |
US3766616A (en) * | 1972-03-22 | 1973-10-23 | Statek Corp | Microresonator packaging and tuning |
US3792294A (en) * | 1972-10-19 | 1974-02-12 | Bell Telephone Labor Inc | Rectangular at-cut crystal plate |
JPS49131088A (fr) * | 1973-04-16 | 1974-12-16 | Suwa Seikosha Kk | |
DE2703334A1 (de) * | 1976-01-29 | 1977-08-04 | Seiko Instr & Electronics | Piezoelektrischer schwinger |
US4076987A (en) * | 1976-12-10 | 1978-02-28 | Societe Suisse Pour L'industrie Horlogere Management Services S.A. | Multiple resonator or filter vibrating in a coupled mode |
-
1977
- 1977-12-07 JP JP14673577A patent/JPS5479581A/ja active Pending
-
1978
- 1978-03-06 GB GB8790/78A patent/GB1599789A/en not_active Expired
- 1978-03-23 FR FR7808479A patent/FR2411508B1/fr not_active Expired
- 1978-04-03 CH CH354678A patent/CH630505B/fr unknown
- 1978-07-28 US US05/929,027 patent/US4234812A/en not_active Expired - Lifetime
- 1978-09-29 DE DE19782842644 patent/DE2842644A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
DE2842644A1 (de) | 1979-06-13 |
FR2411508A1 (fr) | 1979-07-06 |
JPS5479581A (en) | 1979-06-25 |
CH630505GA3 (fr) | 1982-06-30 |
CH630505B (fr) | |
US4234812A (en) | 1980-11-18 |
GB1599789A (en) | 1981-10-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |