JPS53117925A - Frequency control circuit - Google Patents
Frequency control circuitInfo
- Publication number
- JPS53117925A JPS53117925A JP3247477A JP3247477A JPS53117925A JP S53117925 A JPS53117925 A JP S53117925A JP 3247477 A JP3247477 A JP 3247477A JP 3247477 A JP3247477 A JP 3247477A JP S53117925 A JPS53117925 A JP S53117925A
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- frequency control
- synchronous signal
- dropout
- disturbed
- 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
Abstract
PURPOSE: To prevent the output pulse frequency from being disturbed by the dropout, etc., by having extraction of the trapezoid wave signal by means of the synchronous signal in case the fact that the synchronous signal is within the duration of the window pulse is detected.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52032474A JPS5937891B2 (en) | 1977-03-24 | 1977-03-24 | frequency control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52032474A JPS5937891B2 (en) | 1977-03-24 | 1977-03-24 | frequency control circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53117925A true JPS53117925A (en) | 1978-10-14 |
JPS5937891B2 JPS5937891B2 (en) | 1984-09-12 |
Family
ID=12359966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52032474A Expired JPS5937891B2 (en) | 1977-03-24 | 1977-03-24 | frequency control circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5937891B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58212272A (en) * | 1982-06-02 | 1983-12-09 | Matsushita Electric Ind Co Ltd | Compensating device of time axis fluctuating component |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11554420B2 (en) | 2017-07-13 | 2023-01-17 | Citizen Watch Co., Ltd. | Threading device and threading method |
-
1977
- 1977-03-24 JP JP52032474A patent/JPS5937891B2/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58212272A (en) * | 1982-06-02 | 1983-12-09 | Matsushita Electric Ind Co Ltd | Compensating device of time axis fluctuating component |
Also Published As
Publication number | Publication date |
---|---|
JPS5937891B2 (en) | 1984-09-12 |
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