JPS6378478U - - Google Patents

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Publication number
JPS6378478U
JPS6378478U JP17222486U JP17222486U JPS6378478U JP S6378478 U JPS6378478 U JP S6378478U JP 17222486 U JP17222486 U JP 17222486U JP 17222486 U JP17222486 U JP 17222486U JP S6378478 U JPS6378478 U JP S6378478U
Authority
JP
Japan
Prior art keywords
image data
display
memory
display memory
image
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
Application number
JP17222486U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP17222486U priority Critical patent/JPS6378478U/ja
Publication of JPS6378478U publication Critical patent/JPS6378478U/ja
Pending legal-status Critical Current

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  • Studio Circuits (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す回路ブロツク
図、第２図はそのマルチ画像表示態様を説明する
ための図、第３図は上記実施例の表示用メモリの
メモリマツプである。 ２…表示用メモリ、３…書込み用アドレスカウ
ンタ、４…書込み制御用メモリ。 FIG. 1 is a circuit block diagram showing one embodiment of the present invention, FIG. 2 is a diagram for explaining its multi-image display mode, and FIG. 3 is a memory map of the display memory of the above embodiment. 2...Display memory, 3...Writing address counter, 4...Writing control memory.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 複数画面分の画像データを時間軸圧縮して１画
面分の表示用メモリに格納したのち順次読出して
マルチ画面表示を行なう画像表示装置に於て、前
記各画像データに対応する前記表示用メモリの書
込みアドレスを順次指定するアドレス指定手段と
、予め格納された前記各画像データの特定の領域
に対応する前記表示用メモリの書込み許容領域を
示すデータが前記アドレス指定手段によつて読出
される書込み制御用メモリと、この制御用メモリ
の出力データによつて前記各画像データの前記表
示用メモリへの書込みを制御する回路とを備え、
前記表示用メモリに前記各画像データの特定の領
域のみが格納されるようにしたことを特徴とする
画像表示装置のメモリ制御回路。 In an image display device that performs multi-screen display by time-axis compressing image data for multiple screens and storing it in a display memory for one screen and sequentially reading it out, the display memory corresponding to each image data is Address designation means for sequentially designating write addresses; and write control in which data indicating a write permissible area of the display memory corresponding to a specific area of each of the image data stored in advance is read by the address designation means. and a circuit for controlling writing of each of the image data to the display memory according to output data of the control memory,
A memory control circuit for an image display device, wherein only a specific area of each of the image data is stored in the display memory.
JP17222486U 1986-11-10 1986-11-10 Pending JPS6378478U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17222486U JPS6378478U (en) 1986-11-10 1986-11-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17222486U JPS6378478U (en) 1986-11-10 1986-11-10

Publications (1)

Publication Number Publication Date
JPS6378478U true JPS6378478U (en) 1988-05-24

Family

ID=31108573

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17222486U Pending JPS6378478U (en) 1986-11-10 1986-11-10

Country Status (1)

Country Link
JP (1) JPS6378478U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0350968A (en) * 1989-07-19 1991-03-05 Matsushita Electric Ind Co Ltd Television receiver
JPH05225328A (en) * 1991-07-22 1993-09-03 Internatl Business Mach Corp <Ibm> Apparatus and method for real-time mixing and anti-aliasing for multiple-source image

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0350968A (en) * 1989-07-19 1991-03-05 Matsushita Electric Ind Co Ltd Television receiver
JPH05225328A (en) * 1991-07-22 1993-09-03 Internatl Business Mach Corp <Ibm> Apparatus and method for real-time mixing and anti-aliasing for multiple-source image

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