JPS5357872A - Electronic watch - Google Patents
Electronic watchInfo
- Publication number
- JPS5357872A JPS5357872A JP13294176A JP13294176A JPS5357872A JP S5357872 A JPS5357872 A JP S5357872A JP 13294176 A JP13294176 A JP 13294176A JP 13294176 A JP13294176 A JP 13294176A JP S5357872 A JPS5357872 A JP S5357872A
- Authority
- JP
- Japan
- Prior art keywords
- electronic watch
- crystal oscillator
- time
- frequency
- drividing
- 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
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G3/00—Producing timing pulses
- G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
- G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Abstract
PURPOSE:To perform interruption to a frequency divider and correct the time errors produced by the aging of a crystal oscillator by detecting the lapse of time in a system of frequency-drividing the signal from the crystal oscillator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13294176A JPS5357872A (en) | 1976-11-05 | 1976-11-05 | Electronic watch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13294176A JPS5357872A (en) | 1976-11-05 | 1976-11-05 | Electronic watch |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5357872A true JPS5357872A (en) | 1978-05-25 |
Family
ID=15093067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13294176A Pending JPS5357872A (en) | 1976-11-05 | 1976-11-05 | Electronic watch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5357872A (en) |
-
1976
- 1976-11-05 JP JP13294176A patent/JPS5357872A/en active Pending
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