JPS5267241A - Electronic watch - Google Patents
Electronic watchInfo
- Publication number
- JPS5267241A JPS5267241A JP14376075A JP14376075A JPS5267241A JP S5267241 A JPS5267241 A JP S5267241A JP 14376075 A JP14376075 A JP 14376075A JP 14376075 A JP14376075 A JP 14376075A JP S5267241 A JPS5267241 A JP S5267241A
- Authority
- JP
- Japan
- Prior art keywords
- electronic watch
- watch
- keepint
- electrnic
- stable
- 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.)
- Pending
Links
- 239000013078 crystal Substances 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/364—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device the amplifier comprising field effect transistors
Landscapes
- Electric Clocks (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14376075A JPS5267241A (en) | 1975-12-01 | 1975-12-01 | Electronic watch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14376075A JPS5267241A (en) | 1975-12-01 | 1975-12-01 | Electronic watch |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5267241A true JPS5267241A (en) | 1977-06-03 |
Family
ID=15346374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14376075A Pending JPS5267241A (en) | 1975-12-01 | 1975-12-01 | Electronic watch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5267241A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57187684A (en) * | 1981-05-15 | 1982-11-18 | Citizen Watch Co Ltd | Integrated circuit for electronic timepiece |
-
1975
- 1975-12-01 JP JP14376075A patent/JPS5267241A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57187684A (en) * | 1981-05-15 | 1982-11-18 | Citizen Watch Co Ltd | Integrated circuit for electronic timepiece |
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