FR2374774B1 - - Google Patents
Info
- Publication number
- FR2374774B1 FR2374774B1 FR7737675A FR7737675A FR2374774B1 FR 2374774 B1 FR2374774 B1 FR 2374774B1 FR 7737675 A FR7737675 A FR 7737675A FR 7737675 A FR7737675 A FR 7737675A FR 2374774 B1 FR2374774 B1 FR 2374774B1
- Authority
- FR
- France
- Prior art keywords
- resonator
- holders
- electrodes
- longitudinal
- neutral zone
- 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
- 230000007935 neutral effect Effects 0.000 abstract 2
- 238000013016 damping Methods 0.000 abstract 1
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
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
- H03H9/19—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of quartz
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
- G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
- G04F5/063—Constructional details
-
- 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
- H03H9/05—Holders; Supports
- H03H9/0504—Holders; Supports for bulk acoustic wave devices
- H03H9/0533—Holders; Supports for bulk acoustic wave devices consisting of wire
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2656613A DE2656613C2 (de) | 1976-12-14 | 1976-12-14 | Länglicher piezoelektrischer Resonator |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2374774A1 FR2374774A1 (fr) | 1978-07-13 |
FR2374774B1 true FR2374774B1 (sv) | 1983-02-25 |
Family
ID=5995504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7737675A Granted FR2374774A1 (fr) | 1976-12-14 | 1977-12-14 | Resonateur piezo-electrique |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5394791A (sv) |
CH (1) | CH613358B5 (sv) |
DE (1) | DE2656613C2 (sv) |
FR (1) | FR2374774A1 (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102214852B (zh) | 2011-03-16 | 2014-06-04 | 华为技术有限公司 | 制造谐振管的方法、谐振管和滤波器 |
CN102145977B (zh) | 2011-03-16 | 2013-09-11 | 华为技术有限公司 | 粉末材料、制造通信设备的方法以及通信设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR990214A (fr) * | 1944-03-18 | 1951-09-19 | Perfectionnement au maintien de cristaux piézo-électriques | |
GB1383394A (en) * | 1971-03-13 | 1974-02-12 | Meidensha Electric Mfg Co Ltd | Holder device for a vibrator |
US3735166A (en) * | 1971-10-06 | 1973-05-22 | Cts Corp | Piezoelectric crystal assembly |
JPS5093793A (sv) * | 1973-12-21 | 1975-07-26 | ||
CH583935B5 (sv) * | 1974-08-07 | 1977-01-14 | Centre Electron Horloger |
-
1976
- 1976-12-14 DE DE2656613A patent/DE2656613C2/de not_active Expired
-
1977
- 1977-12-07 CH CH1496377A patent/CH613358B5/de unknown
- 1977-12-14 JP JP14942077A patent/JPS5394791A/ja active Pending
- 1977-12-14 FR FR7737675A patent/FR2374774A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2374774A1 (fr) | 1978-07-13 |
JPS5394791A (en) | 1978-08-19 |
CH613358B5 (de) | 1980-06-13 |
DE2656613B1 (de) | 1978-02-09 |
CH613358GA3 (en) | 1979-09-28 |
DE2656613C2 (de) | 1978-10-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |