JPH0172736U - - Google Patents
Info
- Publication number
- JPH0172736U JPH0172736U JP1987168185U JP16818587U JPH0172736U JP H0172736 U JPH0172736 U JP H0172736U JP 1987168185 U JP1987168185 U JP 1987168185U JP 16818587 U JP16818587 U JP 16818587U JP H0172736 U JPH0172736 U JP H0172736U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- outputs
- pulse generator
- notification
- frequency
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Description
第１図および第２図はこの考案のパルス発生装
置の１実施例を示し、第１図はブロツク図、第２
図ａ〜ｃは各種信号波形図、第３図は従来例のブ
ロツク図である。
３……ＰＬＬ回路部、１０……検知部、１１…
…報知部。
1 and 2 show one embodiment of the pulse generator of this invention, FIG. 1 is a block diagram, and FIG.
Figures a to c are various signal waveform diagrams, and Figure 3 is a block diagram of a conventional example. 3...PLL circuit section, 10...detection section, 11...
...Notification Department.
Claims (1)
り商用周波数のＮ倍（Ｎは正の整数）の周波数の
パルスを発生するパルス発生装置において、 前記商用周波数信号の周波数の許容範囲以上の
変動を検知し検知信号を出力する検知部と、 前記検知信号の入力により作動し報知信号を出
力する報知部と を備えたパルス発生装置。[Claims for Utility Model Registration] In a pulse generator that receives a commercial frequency signal and generates a pulse with a frequency N times the commercial frequency (N is a positive integer) using a PLL circuit unit, A pulse generator comprising: a detection section that detects a variation exceeding a permissible range and outputs a detection signal; and a notification section that is activated by input of the detection signal and outputs a notification signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168185U JPH0172736U (en) | 1987-10-31 | 1987-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168185U JPH0172736U (en) | 1987-10-31 | 1987-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172736U true JPH0172736U (en) | 1989-05-16 |
Family
ID=31457141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168185U Pending JPH0172736U (en) | 1987-10-31 | 1987-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172736U (en) |
-
1987
- 1987-10-31 JP JP1987168185U patent/JPH0172736U/ja active Pending