JPS6387959U - - Google Patents
Info
- Publication number
- JPS6387959U JPS6387959U JP18315686U JP18315686U JPS6387959U JP S6387959 U JPS6387959 U JP S6387959U JP 18315686 U JP18315686 U JP 18315686U JP 18315686 U JP18315686 U JP 18315686U JP S6387959 U JPS6387959 U JP S6387959U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- switching
- image
- digital
- image signal
- 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 4
- 238000013139 quantization Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Landscapes
- Studio Circuits (AREA)
Description
第１図は本考案の一実施例に係わる表示信号の
切替え回路とその周辺部分の構成を示すブロツク
図、第２図は第１図の量子化回路２６の構成を示
すブロツク図、第３図は量子化回路２６の動作を
説明するための波形図、第４図は従来回路の構成
を示すブロツク図である。
４〜６…表示信号の切替え用スイツチ、１０…
テレビジヨン映像信号に対しノン・インターレー
ス化処理を含む画質改善処理を行うデイジタル画
質改善処理回路、１７…文字表示用画像信号の抜
取り回路、２０…文字表示用画像信号及びこれに
付加されている切替え指令信号に対しノン・イン
ターレース化処理を行うノン・インターレース化
処理回路。
FIG. 1 is a block diagram showing the configuration of a display signal switching circuit and its peripheral parts according to an embodiment of the present invention, FIG. 2 is a block diagram showing the configuration of the quantization circuit 26 of FIG. 1, and FIG. 4 is a waveform diagram for explaining the operation of the quantization circuit 26, and FIG. 4 is a block diagram showing the configuration of the conventional circuit. 4 to 6...Display signal switching switch, 10...
Digital image quality improvement processing circuit that performs image quality improvement processing including non-interlacing processing on television video signals; 17... Character display image signal sampling circuit; 20... Character display image signal and switching added thereto; A non-interlacing processing circuit that performs non-interlacing processing on command signals.
Claims (1)
能を有するテレビジヨン受像機の表示画面中にテ
レビジヨン映像信号以外の他の画像信号をはめ込
み状態で表示するために、テレビジヨン映像信号
と前記他の画像信号とをこの他の画像信号に付加
されている切替え指令信号に従つて切替える表示
信号の切替え回路であつて、 前記他の画像信号及びこれに付加されている切
替え指令信号をデイジタル信号に変換してノン・
インターレース化処理を施す手段と、 このノン・インターレース化処理済みのデイジ
タル画像信号とノン・インターレース化処理済み
のデイジタル・テレビジヨン映像信号とを前記ノ
ン・インターレース化処理済みデイジタル切替え
指令信号に従つて切替える手段とを備えたことを
特徴とする表示信号の切替え回路。[Scope of Claim for Utility Model Registration] A television receiver for displaying image signals other than television video signals embedded in the display screen of a television receiver having image quality improvement processing functions including non-interlacing. A display signal switching circuit that switches between a video signal and the other image signal according to a switching command signal added to the other image signal, the display signal switching circuit switching between a video signal and the other image signal according to a switching command signal added to the other image signal and the switching command added to the other image signal. Converts the signal to a digital signal and converts it to a non-digital signal.
means for performing interlacing processing; and switching between the non-interlaced digital image signal and the non-interlaced digital television video signal in accordance with the non-interlaced digital switching command signal. 1. A display signal switching circuit comprising: means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18315686U JPS6387959U (en) | 1986-11-28 | 1986-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18315686U JPS6387959U (en) | 1986-11-28 | 1986-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6387959U true JPS6387959U (en) | 1988-06-08 |
Family
ID=31129632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18315686U Pending JPS6387959U (en) | 1986-11-28 | 1986-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6387959U (en) |
-
1986
- 1986-11-28 JP JP18315686U patent/JPS6387959U/ja active Pending