JPS6037975U - Synchronous signal separation circuit - Google Patents
Synchronous signal separation circuitInfo
- Publication number
- JPS6037975U JPS6037975U JP12933583U JP12933583U JPS6037975U JP S6037975 U JPS6037975 U JP S6037975U JP 12933583 U JP12933583 U JP 12933583U JP 12933583 U JP12933583 U JP 12933583U JP S6037975 U JPS6037975 U JP S6037975U
- Authority
- JP
- Japan
- Prior art keywords
- separation circuit
- signal separation
- synchronous signal
- synchronization signal
- color television
- 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
Landscapes
- Synchronizing For Television (AREA)
- Television Receiver Circuits (AREA)
- Processing Of Color Television Signals (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の同期分離回路を示す回路構成・ 図、
第２図は第１図の分離回路を示す回路構成図、第３図ａ
、 ｂは夫々第１図の動作を説明する信号波形図、第４
図は本考案による同期信号分離回路の一実施例を示す回
路構成図、第５図ａ乃至ｆは夫々第４図の動作を説明す
る信号波形図である。
３１・・・・・・自動利得制御回路、３２・・・・・・
カラーバーストトラップ、３３・・・・・・カラーバー
ストフィルタ、４０・・・・・・ピーク検波回路、４１
・・・・・・誤差増幅器。Figure 1 is a circuit diagram showing a conventional synchronous separation circuit.
Figure 2 is a circuit configuration diagram showing the separation circuit in Figure 1, Figure 3a
, b are signal waveform diagrams explaining the operation of Fig. 1, and Fig. 4
The figure is a circuit configuration diagram showing one embodiment of the synchronizing signal separation circuit according to the present invention, and FIGS. 5a to 5f are signal waveform diagrams each illustrating the operation of FIG. 4. 31... Automatic gain control circuit, 32...
Color burst trap, 33... Color burst filter, 40... Peak detection circuit, 41
...Error amplifier.
Claims (1)
って自動利得調整し、この自動利得調整後の複合カラー
テレビジョン信号から同期信号及びカラー副搬送波成分
を夫々分離することを特徴とする同期信号分離回路。A synchronization signal separation circuit characterized in that an input composite color television signal is automatically gain-adjusted using its synchronization signal, and a synchronization signal and a color subcarrier component are respectively separated from the composite color television signal after the automatic gain adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12933583U JPS6037975U (en) | 1983-08-23 | 1983-08-23 | Synchronous signal separation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12933583U JPS6037975U (en) | 1983-08-23 | 1983-08-23 | Synchronous signal separation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6037975U true JPS6037975U (en) | 1985-03-15 |
Family
ID=30293086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12933583U Pending JPS6037975U (en) | 1983-08-23 | 1983-08-23 | Synchronous signal separation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6037975U (en) |
-
1983
- 1983-08-23 JP JP12933583U patent/JPS6037975U/en active Pending
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