JPH01113477U - - Google Patents
Info
- Publication number
- JPH01113477U JPH01113477U JP740288U JP740288U JPH01113477U JP H01113477 U JPH01113477 U JP H01113477U JP 740288 U JP740288 U JP 740288U JP 740288 U JP740288 U JP 740288U JP H01113477 U JPH01113477 U JP H01113477U
- Authority
- JP
- Japan
- Prior art keywords
- character generator
- image
- display device
- display
- contrast
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Processing Of Color Television Signals (AREA)
- Color Television Systems (AREA)
Description
第１図はこの考案の一実施例によるデイスプレ
イ回路図、第２図は従来のデイスプレイ回路図で
ある。
図において、５はコントラスト調節器、６は加
算器、７はデイスプレイ装置、８はスイツチ回路
、９は抵抗、１０は直流電源回路、１１は可変抵
抗器、１２はコントラスト調節端子を示す。なお
、図中、同一符号は同一、または相当部分を示す
。
FIG. 1 is a display circuit diagram according to an embodiment of this invention, and FIG. 2 is a conventional display circuit diagram. In the figure, 5 is a contrast adjuster, 6 is an adder, 7 is a display device, 8 is a switch circuit, 9 is a resistor, 10 is a DC power supply circuit, 11 is a variable resistor, and 12 is a contrast adjustment terminal. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
デイスプレイ装置において、画像の状態等の説明
を同時に画面表示するため、前記デイスプレイ装
置内にキヤラクタジエネレータを内蔵するととも
に、前記ＲＧＢ信号の処理段階に設けられたコン
トラスト調節器のコントラスト調節端子に前記キ
ヤラクタジエネレータの出力でスイツチするスイ
ツチ回路を接続したことを特徴とするデイスプレ
イ回路。 In a display device that receives RGB signals and displays an image, a character generator is built in the display device, and a character generator is provided in the RGB signal processing stage in order to simultaneously display an explanation of the state of the image, etc. on the screen. 1. A display circuit comprising: a contrast adjustment terminal of a contrast adjuster, which is connected to a switch circuit that switches based on the output of the character generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP740288U JPH01113477U (en) | 1988-01-22 | 1988-01-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP740288U JPH01113477U (en) | 1988-01-22 | 1988-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01113477U true JPH01113477U (en) | 1989-07-31 |
Family
ID=31212379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP740288U Pending JPH01113477U (en) | 1988-01-22 | 1988-01-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01113477U (en) |
-
1988
- 1988-01-22 JP JP740288U patent/JPH01113477U/ja active Pending