JPS644368B2 - - Google Patents
Info
- Publication number
- JPS644368B2 JPS644368B2 JP2875281A JP2875281A JPS644368B2 JP S644368 B2 JPS644368 B2 JP S644368B2 JP 2875281 A JP2875281 A JP 2875281A JP 2875281 A JP2875281 A JP 2875281A JP S644368 B2 JPS644368 B2 JP S644368B2
- Authority
- JP
- Japan
- Prior art keywords
- lid
- base
- piezoelectric vibrator
- groove
- grooves
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/0504—Holders or supports for bulk acoustic wave devices
- H03H9/0514—Holders or supports for bulk acoustic wave devices consisting of mounting pads or bumps
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/10—Mounting in enclosures
- H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
- H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2875281A JPS57143912A (en) | 1981-02-28 | 1981-02-28 | Airtight container for piezoelectric oscillator and its manufacture |
DE8282101485T DE3263495D1 (en) | 1981-02-28 | 1982-02-26 | Piezoelectric oscillator device |
EP19820101485 EP0059447B1 (en) | 1981-02-28 | 1982-02-26 | Piezoelectric oscillator device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2875281A JPS57143912A (en) | 1981-02-28 | 1981-02-28 | Airtight container for piezoelectric oscillator and its manufacture |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57143912A JPS57143912A (en) | 1982-09-06 |
JPS644368B2 true JPS644368B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-01-25 |
Family
ID=12257134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2875281A Granted JPS57143912A (en) | 1981-02-28 | 1981-02-28 | Airtight container for piezoelectric oscillator and its manufacture |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57143912A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1981
- 1981-02-28 JP JP2875281A patent/JPS57143912A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS57143912A (en) | 1982-09-06 |