JPS6356873U - - Google Patents
Info
- Publication number
- JPS6356873U JPS6356873U JP14863886U JP14863886U JPS6356873U JP S6356873 U JPS6356873 U JP S6356873U JP 14863886 U JP14863886 U JP 14863886U JP 14863886 U JP14863886 U JP 14863886U JP S6356873 U JPS6356873 U JP S6356873U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- input
- flop
- flip
- scanning method
- 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
- 238000000034 method Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案の一実施例に係る走査方式判別
回路の構成図、第２図は上記回路の各所における
入出力信号波形を示す信号波形図、第３図は本考
案の他の実施例を示す回路構成図、第４図は従来
回路の構成図、第５図は従来回路における入出力
信号波形図である。
１２……水平同期信号、１３……垂直同期信号
、１６……Ｄフリツプフロツプ。
FIG. 1 is a configuration diagram of a scanning method discrimination circuit according to an embodiment of the present invention, FIG. 2 is a signal waveform diagram showing input and output signal waveforms at various parts of the above circuit, and FIG. 3 is another embodiment of the present invention. FIG. 4 is a circuit configuration diagram showing the conventional circuit, and FIG. 5 is an input/output signal waveform diagram in the conventional circuit. 12...Horizontal synchronization signal, 13...Vertical synchronization signal, 16...D flip-flop.
Claims (1)
同期信号、クリア端子ならびにプリセツト端子に
高レベル状態の信号が各々入力されるＤフリツプ
フロツプを有し、これにより前記水平同期信号と
垂直同期信号の位相比較を行なうことにより、前
記ＤフリツプフロツプのＱ端子出力を走査方式の
検出信号とすることを特徴とする走査方式判別回
路。 It has a D flip-flop to which a horizontal synchronizing signal is input to a D terminal, a vertical synchronizing signal is input to a clock terminal, and a high level signal is input to a clear terminal and a preset terminal. A scanning method discriminating circuit characterized in that by doing so, the Q terminal output of the D flip-flop is used as a scanning method detection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14863886U JPS6356873U (en) | 1986-09-30 | 1986-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14863886U JPS6356873U (en) | 1986-09-30 | 1986-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6356873U true JPS6356873U (en) | 1988-04-15 |
Family
ID=31063101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14863886U Pending JPS6356873U (en) | 1986-09-30 | 1986-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6356873U (en) |
-
1986
- 1986-09-30 JP JP14863886U patent/JPS6356873U/ja active Pending
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