NL51121C - - Google Patents
Info
- Publication number
- NL51121C NL51121C NL82867A NL82867A NL51121C NL 51121 C NL51121 C NL 51121C NL 82867 A NL82867 A NL 82867A NL 82867 A NL82867 A NL 82867A NL 51121 C NL51121 C NL 51121C
- Authority
- NL
- Netherlands
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
-
- 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
- H03H9/02157—Dimensional parameters, e.g. ratio between two dimension parameters, length, width or thickness
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Glass Compositions (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US479987XA | 1936-06-12 | 1936-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL51121C true NL51121C (en) | 1941-10-15 |
Family
ID=21952214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL82867A NL51121C (en) | 1936-06-12 | 1937-06-11 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE903351C (en) |
| FR (1) | FR822488A (en) |
| GB (1) | GB479987A (en) |
| NL (1) | NL51121C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6051283B2 (en) * | 1975-09-10 | 1985-11-13 | 株式会社精工舎 | How to adjust frequency temperature characteristics of GT cut crystal resonator |
| FR2363825A1 (en) * | 1976-09-07 | 1978-03-31 | Seikosha Kk | Quartz oscillator for electronic timepiece - comprising quartz chip supported by wires running parallel to its planar faces |
| US4410827A (en) * | 1980-04-24 | 1983-10-18 | Kabushiki Kaisha Suwa Seikosha | Mode coupled notched tuning fork type quartz crystal resonator |
| US4447753A (en) * | 1981-03-25 | 1984-05-08 | Seiko Instruments & Electronics Ltd. | Miniature GT-cut quartz resonator |
| US4633124A (en) * | 1982-03-16 | 1986-12-30 | Kabushiki Kaisha Daini Seikosha | Mount for quartz crystal resonator |
| IL74148A (en) * | 1985-01-24 | 1990-07-26 | Israel State | Signal flare cartridge |
-
1937
- 1937-04-23 GB GB11684/37A patent/GB479987A/en not_active Expired
- 1937-05-27 DE DEW3474D patent/DE903351C/en not_active Expired
- 1937-05-31 FR FR822488D patent/FR822488A/en not_active Expired
- 1937-06-11 NL NL82867A patent/NL51121C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| GB479987A (en) | 1938-02-15 |
| DE903351C (en) | 1954-02-04 |
| FR822488A (en) | 1937-12-30 |