JPH0467864U - - Google Patents
Info
- Publication number
- JPH0467864U JPH0467864U JP11188990U JP11188990U JPH0467864U JP H0467864 U JPH0467864 U JP H0467864U JP 11188990 U JP11188990 U JP 11188990U JP 11188990 U JP11188990 U JP 11188990U JP H0467864 U JPH0467864 U JP H0467864U
- Authority
- JP
- Japan
- Prior art keywords
- aspect ratio
- video signal
- display section
- displaying
- television receiver
- 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 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
- Television Systems (AREA)
Description
第１図は本考案のテレビジヨン受像機の一実施
例を示すブロツク図、第２図は従来のテレビジヨ
ン受像機を示すブロツク図、第３図はブラウン管
の表示状態を示す図である。
２……圧縮処理回路、３……レベルコントロー
ル回路、４……切換回路、５……固定レベル信号
発生器、６……ブラウン管（表示部）、７……ビ
ーム電流検出回路、８……増幅器、ＳＷ１〜ＳＷ
３……スイツチ。
FIG. 1 is a block diagram showing an embodiment of the television receiver of the present invention, FIG. 2 is a block diagram showing a conventional television receiver, and FIG. 3 is a diagram showing the display state of a cathode ray tube. 2...Compression processing circuit, 3...Level control circuit, 4...Switching circuit, 5...Fixed level signal generator, 6...Cathode ray tube (display section), 7...Beam current detection circuit, 8...Amplifier , SW1~SW
3...Switch.
Claims (1)
部に表示する手段と、 前記第１のアスペクト比とは相違する第２のア
スペクト比の映像信号を時間圧縮して前記表示部
に表示する手段と、 前記表示部におけるビーム電流を検出して前記
表示部に入力される映像信号を制御する手段とを
備えたテレビジヨン受像機において、 前記表示部に前記第１のアスペクト比の映像信
号を表示する場合と前記表示部に前記第２のアス
ペクト比の映像信号を表示する場合とにおいて、 前記表示部に入力される映像信号を制御する手
段のゲインを切り換えるよう構成したことを特徴
とするテレビジヨン受像機。[Claims for Utility Model Registration] A display unit having a first aspect ratio, means for displaying a video signal having the first aspect ratio on the display unit, and a second aspect ratio different from the first aspect ratio. A television receiver comprising: means for time-compressing a video signal having an aspect ratio and displaying it on the display section; and means for detecting a beam current in the display section and controlling the video signal input to the display section. In the machine, when displaying the video signal of the first aspect ratio on the display section and when displaying the video signal of the second aspect ratio on the display section, the video signal input to the display section What is claimed is: 1. A television receiver characterized in that it is configured to switch the gain of means for controlling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11188990U JPH0467864U (en) | 1990-10-25 | 1990-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11188990U JPH0467864U (en) | 1990-10-25 | 1990-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467864U true JPH0467864U (en) | 1992-06-16 |
Family
ID=31859372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11188990U Pending JPH0467864U (en) | 1990-10-25 | 1990-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467864U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01231474A (en) * | 1988-03-11 | 1989-09-14 | Nippon Hoso Kyokai <Nhk> | Method for preventing baking of picture display tube |
-
1990
- 1990-10-25 JP JP11188990U patent/JPH0467864U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01231474A (en) * | 1988-03-11 | 1989-09-14 | Nippon Hoso Kyokai <Nhk> | Method for preventing baking of picture display tube |
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