JPS6168570U - - Google Patents
Info
- Publication number
- JPS6168570U JPS6168570U JP15241184U JP15241184U JPS6168570U JP S6168570 U JPS6168570 U JP S6168570U JP 15241184 U JP15241184 U JP 15241184U JP 15241184 U JP15241184 U JP 15241184U JP S6168570 U JPS6168570 U JP S6168570U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signal
- synchronization signal
- detection circuit
- vertical
- 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 5
- 239000002131 composite material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000010354 integration Effects 0.000 description 1
Landscapes
- Synchronizing For Television (AREA)
Description
第１図は本考案回路の一実施例のブロツク系統
図及びその要部の具体的回路図、第２図は本考案
回路の動作説明用信号波形図、第３図は垂直同期
信号検出回路の他の実施例による出力信号波形図
、第４図は正規の複合映像信号波形図、第５図は
従来回路の一例のブロツク系統図である。
１……複合映像信号源、２……水平、垂直同期
信号分離回路、３ａ，３ｂ……出力端子、４……
垂直同期信号検出回路、４ａ……同期信号分離部
、４ｂ……積分部、４ｃ……極性反転部、５……
合成回路。
Fig. 1 is a block system diagram of an embodiment of the circuit of the present invention and a specific circuit diagram of its essential parts, Fig. 2 is a signal waveform diagram for explaining the operation of the circuit of the present invention, and Fig. 3 is a vertical synchronization signal detection circuit. FIG. 4 is a waveform diagram of an output signal according to another embodiment, FIG. 4 is a waveform diagram of a normal composite video signal, and FIG. 5 is a block system diagram of an example of a conventional circuit. 1...Composite video signal source, 2...Horizontal and vertical synchronization signal separation circuit, 3a, 3b...Output terminal, 4...
Vertical synchronization signal detection circuit, 4a... Synchronization signal separation section, 4b... Integration section, 4c... Polarity inversion section, 5...
Synthetic circuit.
Claims (1)
平同期信号及び垂直同期信号のいずれかを検出す
る検出回路と、該検出回路の出力信号と該検出回
路に入来する信号とを合成する合成回路と、該合
成回路の出力信号を供給され上記水平同期信号及
び上記垂直同期信号を夫々分離する共通の水平、
垂直同期信号分離回路とよりなる同期信号処理回
路。 A detection circuit that is supplied with a composite video signal or a decomposed synchronization signal and detects either a horizontal synchronization signal or a vertical synchronization signal, and a synthesis circuit that synthesizes an output signal of the detection circuit and a signal input to the detection circuit. , a common horizontal circuit that is supplied with the output signal of the combining circuit and separates the horizontal synchronization signal and the vertical synchronization signal, respectively;
A synchronous signal processing circuit consisting of a vertical synchronous signal separation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15241184U JPS6168570U (en) | 1984-10-09 | 1984-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15241184U JPS6168570U (en) | 1984-10-09 | 1984-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6168570U true JPS6168570U (en) | 1986-05-10 |
Family
ID=30710472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15241184U Pending JPS6168570U (en) | 1984-10-09 | 1984-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6168570U (en) |
-
1984
- 1984-10-09 JP JP15241184U patent/JPS6168570U/ja active Pending