JPS6320196U - - Google Patents
Info
- Publication number
- JPS6320196U JPS6320196U JP11201986U JP11201986U JPS6320196U JP S6320196 U JPS6320196 U JP S6320196U JP 11201986 U JP11201986 U JP 11201986U JP 11201986 U JP11201986 U JP 11201986U JP S6320196 U JPS6320196 U JP S6320196U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- waveform
- shaping circuit
- vertical synchronization
- synchronization signal
- 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
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Description
第１図はこの考案の一実施例を示すブロツク図
、第２図は第１図のブロツクの具体的回路図、第
３図は第２図の回路の各部信号波形図、第４図は
従来の垂直同期信号整型回路を示す図である。
２２……波形整型回路、２３……微分回路、２
４，２５……トリガ検出回路。
Figure 1 is a block diagram showing an embodiment of this invention, Figure 2 is a specific circuit diagram of the block in Figure 1, Figure 3 is a signal waveform diagram of each part of the circuit in Figure 2, and Figure 4 is a conventional circuit. FIG. 2 is a diagram showing a vertical synchronization signal shaping circuit of FIG. 22...Waveform shaping circuit, 23...Differentiating circuit, 2
4, 25...Trigger detection circuit.
Claims (1)
型する波形整型回路と、前記波形整型回路の出力
信号を微分する微分回路と、前記微分回路の微分
出力のトリガパルス部を検出するトリガ検出回路
とを具備したことを特徴とする垂直同期信号整型
回路。 a waveform shaping circuit that compares an input vertical synchronization signal with a reference voltage and shapes the waveform; a differentiating circuit that differentiates the output signal of the waveform shaping circuit; and a trigger that detects a trigger pulse portion of the differential output of the differentiating circuit. A vertical synchronization signal shaping circuit characterized by comprising a detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11201986U JPH0438391Y2 (en) | 1986-07-23 | 1986-07-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11201986U JPH0438391Y2 (en) | 1986-07-23 | 1986-07-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6320196U true JPS6320196U (en) | 1988-02-09 |
| JPH0438391Y2 JPH0438391Y2 (en) | 1992-09-08 |
Family
ID=30992494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11201986U Expired JPH0438391Y2 (en) | 1986-07-23 | 1986-07-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438391Y2 (en) |
-
1986
- 1986-07-23 JP JP11201986U patent/JPH0438391Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0438391Y2 (en) | 1992-09-08 |