JPS5429680A - Frequency regulator of electronic watches - Google Patents
Frequency regulator of electronic watchesInfo
- Publication number
- JPS5429680A JPS5429680A JP9546977A JP9546977A JPS5429680A JP S5429680 A JPS5429680 A JP S5429680A JP 9546977 A JP9546977 A JP 9546977A JP 9546977 A JP9546977 A JP 9546977A JP S5429680 A JPS5429680 A JP S5429680A
- Authority
- JP
- Japan
- Prior art keywords
- frequency regulator
- electronic watches
- frequency
- frequency dividing
- letting
- 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.)
- Granted
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 make possible the regulation of a wide range with circuit constitution of less number of frequency dividing ratio setting terminals by letting the addition operation of the frequency divided outputs of specified frequency dividing stages be performed according to reference frequency errors.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9546977A JPS6037914B2 (en) | 1977-08-09 | 1977-08-09 | Electronic clock frequency adjustment device |
US05/851,187 US4188775A (en) | 1976-11-16 | 1977-11-14 | Frequency adjustment means for electric timepiece |
GB47529/77A GB1591249A (en) | 1976-11-16 | 1977-11-15 | Electronic timepiece |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9546977A JPS6037914B2 (en) | 1977-08-09 | 1977-08-09 | Electronic clock frequency adjustment device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5429680A true JPS5429680A (en) | 1979-03-05 |
JPS6037914B2 JPS6037914B2 (en) | 1985-08-29 |
Family
ID=14138499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9546977A Expired JPS6037914B2 (en) | 1976-11-16 | 1977-08-09 | Electronic clock frequency adjustment device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6037914B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63144718U (en) * | 1987-03-13 | 1988-09-22 | ||
JPS63144717U (en) * | 1987-03-13 | 1988-09-22 | ||
JPH0232221U (en) * | 1988-08-24 | 1990-02-28 |
-
1977
- 1977-08-09 JP JP9546977A patent/JPS6037914B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6037914B2 (en) | 1985-08-29 |
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