CH491542A - Quartz resonator - Google Patents
Quartz resonatorInfo
- Publication number
- CH491542A CH491542A CH1598169A CH1598169A CH491542A CH 491542 A CH491542 A CH 491542A CH 1598169 A CH1598169 A CH 1598169A CH 1598169 A CH1598169 A CH 1598169A CH 491542 A CH491542 A CH 491542A
- Authority
- CH
- Switzerland
- Prior art keywords
- quartz resonator
- resonator
- quartz
- Prior art date
Links
- 239000010453 quartz Substances 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
- H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
- H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
- H03H2003/0414—Resonance frequency
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6815398A NL6815398A (en) | 1968-10-29 | 1968-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH491542A true CH491542A (en) | 1970-05-31 |
Family
ID=19805029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1598169A CH491542A (en) | 1968-10-29 | 1969-10-27 | Quartz resonator |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH491542A (en) |
| DE (1) | DE1952404A1 (en) |
| FR (1) | FR2021806A1 (en) |
| GB (1) | GB1223507A (en) |
| NL (1) | NL6815398A (en) |
| SE (1) | SE344858B (en) |
-
1968
- 1968-10-29 NL NL6815398A patent/NL6815398A/xx unknown
-
1969
- 1969-10-17 DE DE19691952404 patent/DE1952404A1/en active Pending
- 1969-10-24 GB GB5226469A patent/GB1223507A/en not_active Expired
- 1969-10-27 SE SE1466269A patent/SE344858B/xx unknown
- 1969-10-27 FR FR6936775A patent/FR2021806A1/fr not_active Withdrawn
- 1969-10-27 CH CH1598169A patent/CH491542A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2021806A1 (en) | 1970-07-24 |
| DE1952404A1 (en) | 1970-05-06 |
| NL6815398A (en) | 1970-05-04 |
| SE344858B (en) | 1972-05-02 |
| GB1223507A (en) | 1971-02-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |