JPS63144778U - - Google Patents
Info
- Publication number
- JPS63144778U JPS63144778U JP3800487U JP3800487U JPS63144778U JP S63144778 U JPS63144778 U JP S63144778U JP 3800487 U JP3800487 U JP 3800487U JP 3800487 U JP3800487 U JP 3800487U JP S63144778 U JPS63144778 U JP S63144778U
- Authority
- JP
- Japan
- Prior art keywords
- timing
- scanning line
- horizontal scanning
- memory
- video 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
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Liquid Crystal Display Device Control (AREA)
- Transforming Electric Information Into Light Information (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
全体の概略構成を示すブロツク図、第２図は第１
図における走査線補間装置の詳細を示すブロツク
図、第３図は補間動作を説明するためのタイミン
グチヤート、第４図は補間処理におけるデータ合
成動作を示す図、第５図は補間及び間引き処理の
他の動作タイミング例を示す図である。
１１…入力端子、１２…カラーデコーダ、１３
…Ａ／Ｄコンバータ、１４…同期分離回路、１５
…タイミングジエネレータ、１６…走査線補間装
置、１７…セグメントドライバ、１８…コモンド
ライバ、１９…液晶表示パネル、２１ａ〜２１ｃ
…４ビツトスイツチ回路、２２ａ〜２２ｃ…ＲＡ
Ｍ、２３ａ〜２３ｃ…セレクタ、２４…ラインカ
ウンタ。
The drawings show an embodiment of the present invention, and FIG. 1 is a block diagram showing the overall general configuration, and FIG.
3 is a timing chart for explaining the interpolation operation, FIG. 4 is a diagram showing the data synthesis operation in the interpolation process, and FIG. 5 is a diagram showing the interpolation and thinning process. FIG. 7 is a diagram showing another example of operation timing. 11...Input terminal, 12...Color decoder, 13
...A/D converter, 14...Synchronization separation circuit, 15
...Timing generator, 16...Scanning line interpolation device, 17...Segment driver, 18...Common driver, 19...Liquid crystal display panel, 21a to 21c
...4-bit switch circuit, 22a to 22c...RA
M, 23a-23c...Selector, 24...Line counter.
Claims (1)
平走査線のデジタル化映像信号を記憶するメモリ
と、上記間引きする水平走査線の次の水平走査線
のタイミングで、今回のタイミングのデジタル化
映像信号と前回のタイミングで上記メモリに記憶
させたデジタル化映像信号とを１サンプルデータ
毎に交互に選択して補間データとして出力するセ
レクタとを具備したことを特徴とする液晶表示デ
ータ補間装置。 A memory that stores the digitized video signal of one horizontal scanning line at the timing of the horizontal scanning line to be thinned out, and a memory that stores the digitized video signal of the current timing and the previous one at the timing of the next horizontal scanning line after the horizontal scanning line to be thinned out. A liquid crystal display data interpolation device comprising: a selector that alternately selects the digitized video signal stored in the memory for each sample data at the timing of and outputs the selected data as interpolation data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3800487U JPS63144778U (en) | 1987-03-16 | 1987-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3800487U JPS63144778U (en) | 1987-03-16 | 1987-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63144778U true JPS63144778U (en) | 1988-09-22 |
Family
ID=30849842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3800487U Pending JPS63144778U (en) | 1987-03-16 | 1987-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63144778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0321176A (en) * | 1989-06-19 | 1991-01-29 | Hitachi Ltd | Image display device for converting scanning line number |
-
1987
- 1987-03-16 JP JP3800487U patent/JPS63144778U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0321176A (en) * | 1989-06-19 | 1991-01-29 | Hitachi Ltd | Image display device for converting scanning line number |
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