JPS60144361U - image display device - Google Patents
image display deviceInfo
- Publication number
- JPS60144361U JPS60144361U JP3014384U JP3014384U JPS60144361U JP S60144361 U JPS60144361 U JP S60144361U JP 3014384 U JP3014384 U JP 3014384U JP 3014384 U JP3014384 U JP 3014384U JP S60144361 U JPS60144361 U JP S60144361U
- Authority
- JP
- Japan
- Prior art keywords
- display device
- image display
- clamp
- pulse
- synchronization
- 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
- Picture Signal Circuits (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図は従来の基体的な直流再生方式を示すブロック図
、第２図は第１図の直流再生方式の動作を説明するため
のタイミングチャート、第３図は従来のＰＣＢ切換によ
る画像表示装置のブロック図、第４図は第３図の画像表
示装置におけるＣＲＴ表示状態を示す図、第５図はこの
考案の画像表示装置の一実施例の構成を示すブロック図
、第６図は第５図の画像表示装置におけるクランプのタ
イミングを示す図、第７図は第５図の画像衣−示装置に
より得られたＣＲＴに表示する信号を示す図である。
１・・・・・・同期分離回路、１４・・・・・・クラン
プ回路、９・・・・・・コンピュータ、１０・・・・・
・切換回路、１３・・・・・・ＣＲＴ。Fig. 1 is a block diagram showing a conventional basic DC regeneration system, Fig. 2 is a timing chart for explaining the operation of the DC regeneration system shown in Fig. 1, and Fig. 3 is a conventional image display device using PCB switching. 4 is a block diagram showing the CRT display state in the image display device of FIG. 3, FIG. 5 is a block diagram showing the configuration of an embodiment of the image display device of this invention, and FIG. FIG. 7 is a diagram showing the timing of clamping in the image display device shown in FIG. 5, and FIG. 7 is a diagram showing the signals displayed on the CRT obtained by the image display device shown in FIG. 1... Synchronous separation circuit, 14... Clamp circuit, 9... Computer, 10...
・Switching circuit, 13...CRT.
Claims (1)
ルスを抽出する同期分離回路と、この同期分離回路で抽
出されたパルスをクランプパルスとして上記複合映像信
号の同期信号を表示画面の黒レベルに一致するようにク
ランプをかけて再生するクランプ回路とよりなる画像表
示装置。A synchronization separation circuit extracts a pulse with the same timing as the synchronization signal included in the composite video signal, and the pulse extracted by this synchronization separation circuit is used as a clamp pulse to match the synchronization signal of the composite video signal to the black level of the display screen. An image display device consisting of a clamp circuit that applies a clamp to reproduce images.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3014384U JPS60144361U (en) | 1984-03-02 | 1984-03-02 | image display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3014384U JPS60144361U (en) | 1984-03-02 | 1984-03-02 | image display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60144361U true JPS60144361U (en) | 1985-09-25 |
Family
ID=30529572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3014384U Pending JPS60144361U (en) | 1984-03-02 | 1984-03-02 | image display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60144361U (en) |
-
1984
- 1984-03-02 JP JP3014384U patent/JPS60144361U/en active Pending
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