JPS5883884U - High-intensity coloration prevention circuit for TV cameras - Google Patents
High-intensity coloration prevention circuit for TV camerasInfo
- Publication number
- JPS5883884U JPS5883884U JP1981180671U JP18067181U JPS5883884U JP S5883884 U JPS5883884 U JP S5883884U JP 1981180671 U JP1981180671 U JP 1981180671U JP 18067181 U JP18067181 U JP 18067181U JP S5883884 U JPS5883884 U JP S5883884U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- output
- prevention circuit
- delay
- outline correction
- 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
- 230000002265 prevention Effects 0.000 title claims description 4
- 238000004040 coloring Methods 0.000 claims description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Picture Signal Circuits (AREA)
- Color Television Image Signal Generators (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図は従来の高輝度着色防止回路を示すブロック
図である。第２図は第１図の動作を説明するためのタイ
ムチャートである。第３図はこの考案の一実施例を示す
ブロック図である。第４図は第３図の動作を説明するた
めのタイムチャートであ ′る。
図において、１は色信号入力端子、２は高輝度着色消去
回路、３はＹ信号入力端子、４は輪郭補正回路、６は比
較回路、５０は遅延回路を示す。' Fig. 1 is a block diagram showing a conventional high-brightness coloring prevention circuit. FIG. 2 is a time chart for explaining the operation of FIG. 1. FIG. 3 is a block diagram showing an embodiment of this invention. FIG. 4 is a time chart for explaining the operation of FIG. 3. In the figure, 1 is a color signal input terminal, 2 is a high-intensity coloring and erasing circuit, 3 is a Y signal input terminal, 4 is an outline correction circuit, 6 is a comparison circuit, and 50 is a delay circuit.
Claims (1)
カメラの高輝度着色防止回路であって、前記輪郭補正手
段は遅延特性を有し、 前記輪郭補正手段出力と同相の色信号を入力するための
色信号入力手段、 前記輝度信号を前記輪郭補正手段における遅延時間より
も゛所定時間長い時間遅延させる遅延手段、前記輝度信
号と前記遅延手段出力とを比較し、いずれか高レベルの
輝度信号を出力するための比較手段、 前記比較手段出力に基づいて、前記色信号の消去部分を
規定する信号を発生するための消去信号発生手段、およ
び 前記消去信号発生手段出力に応答して前記色信号を消去
するための消去手段を備える、テレビカメラの高輝度着
色防止回路。[Claims for Utility Model Registration] A high-intensity coloring prevention circuit for a television camera including an outline correction means for performing outline correction of a luminance signal, wherein the outline correction means has a delay characteristic and is in phase with the output of the outline correction means. color signal input means for inputting a color signal; a delay means for delaying the luminance signal by a predetermined time longer than a delay time in the contour correction means; comparing the luminance signal and the output of the delay means; a comparison means for outputting a high-level luminance signal; an erasure signal generation means for generating a signal defining an erasure portion of the color signal based on the output of the comparison means; and an output of the erasure signal generation means. A high-intensity coloration prevention circuit for a television camera, comprising erasing means for responsively erasing said color signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981180671U JPS5883884U (en) | 1981-12-03 | 1981-12-03 | High-intensity coloration prevention circuit for TV cameras |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981180671U JPS5883884U (en) | 1981-12-03 | 1981-12-03 | High-intensity coloration prevention circuit for TV cameras |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5883884U true JPS5883884U (en) | 1983-06-07 |
| JPS6134793Y2 JPS6134793Y2 (en) | 1986-10-09 |
Family
ID=29977465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981180671U Granted JPS5883884U (en) | 1981-12-03 | 1981-12-03 | High-intensity coloration prevention circuit for TV cameras |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5883884U (en) |
-
1981
- 1981-12-03 JP JP1981180671U patent/JPS5883884U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6134793Y2 (en) | 1986-10-09 |
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