CA1241135A - Dispositif de commande pour afficher des images en demi-tons - Google Patents

Dispositif de commande pour afficher des images en demi-tons

Info

Publication number
CA1241135A
CA1241135A CA000488872A CA488872A CA1241135A CA 1241135 A CA1241135 A CA 1241135A CA 000488872 A CA000488872 A CA 000488872A CA 488872 A CA488872 A CA 488872A CA 1241135 A CA1241135 A CA 1241135A
Authority
CA
Canada
Prior art keywords
display
data
lcd
value
address
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.)
Expired
Application number
CA000488872A
Other languages
English (en)
Inventor
Hideji Katayama
Kazuhiro Miyashita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EMC Corp
Original Assignee
Data General Corp
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 by Data General Corp filed Critical Data General Corp
Application granted granted Critical
Publication of CA1241135A publication Critical patent/CA1241135A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Digital Computer Display Output (AREA)
  • Controls And Circuits For Display Device (AREA)
CA000488872A 1984-08-22 1985-08-16 Dispositif de commande pour afficher des images en demi-tons Expired CA1241135A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64313284A 1984-08-22 1984-08-22
US643,132 1984-08-22

Publications (1)

Publication Number Publication Date
CA1241135A true CA1241135A (fr) 1988-08-23

Family

ID=24579481

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000488872A Expired CA1241135A (fr) 1984-08-22 1985-08-16 Dispositif de commande pour afficher des images en demi-tons

Country Status (2)

Country Link
JP (1) JPS61129625A (fr)
CA (1) CA1241135A (fr)

Also Published As

Publication number Publication date
JPS61129625A (ja) 1986-06-17

Similar Documents

Publication Publication Date Title
US4330834A (en) Graphics display apparatus
US4641262A (en) Personal computer attachment for host system display station
US4574277A (en) Selective page disable for a video display
EP0279229A2 (fr) Système de visualisation graphique
US4262302A (en) Video display processor having an integral composite video generator
JPH02125770A (ja) ハーフ・トーン・ピクセル・プロセッサ
CA1220293A (fr) Systeme d'affichage numerique de balayage de trame
US4616220A (en) Graphics display comparator for multiple bit plane graphics controller
US5146211A (en) Bit mapped color cursor
US5086295A (en) Apparatus for increasing color and spatial resolutions of a raster graphics system
EP0195163B1 (fr) Dispositif de conversion vidéo
US4720803A (en) Display control apparatus for performing multicolor display by tiling display
CA1241135A (fr) Dispositif de commande pour afficher des images en demi-tons
GB2116004A (en) Improvements in or relating to video display systems
WO1982001614A1 (fr) Generateur d'image graphique et de texte pour un affichage a balayage a canevas
CA1246257A (fr) Systeme de generation de donnees d'affichage
US5097256A (en) Method of generating a cursor
CA1241134A (fr) Dispositif de commande pour afficheur a cristaux liquides
JPS5962971A (ja) 色柄発生装置
EP0590778B1 (fr) Dispositif de traitement d'images
Epstein A High-Performance Hardware-Based High Assurance Trusted Windowing System
JPS5893097A (ja) 色切換回路
GB2222352A (en) Method and apparatus for address conversion
JP3005220B2 (ja) 走査型表示制御装置
JPS61123882A (ja) カラ−表示をエミユレ−トするための液晶表示装置用制御システム

Legal Events

Date Code Title Description
MKEX Expiry