EP0149788A3 - Display control system - Google Patents

Display control system Download PDF

Info

Publication number
EP0149788A3
EP0149788A3 EP84115208A EP84115208A EP0149788A3 EP 0149788 A3 EP0149788 A3 EP 0149788A3 EP 84115208 A EP84115208 A EP 84115208A EP 84115208 A EP84115208 A EP 84115208A EP 0149788 A3 EP0149788 A3 EP 0149788A3
Authority
EP
European Patent Office
Prior art keywords
control system
display control
display
control
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.)
Granted
Application number
EP84115208A
Other versions
EP0149788B1 (en
EP0149788A2 (en
Inventor
Takatoshi Ishi
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.)
ASCII Corp
Original Assignee
ASCII 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
Priority claimed from JP58234334A external-priority patent/JPS60126689A/en
Priority claimed from JP58243678A external-priority patent/JPS60135988A/en
Priority claimed from JP58243677A external-priority patent/JPS60135987A/en
Application filed by ASCII Corp filed Critical ASCII Corp
Publication of EP0149788A2 publication Critical patent/EP0149788A2/en
Publication of EP0149788A3 publication Critical patent/EP0149788A3/en
Application granted granted Critical
Publication of EP0149788B1 publication Critical patent/EP0149788B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/391—Resolution modifying circuits, e.g. variable screen formats
EP19840115208 1983-12-14 1984-12-12 Display control system Expired - Lifetime EP0149788B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP58234334A JPS60126689A (en) 1983-12-14 1983-12-14 Display controller
JP234334/83 1983-12-14
JP58243678A JPS60135988A (en) 1983-12-26 1983-12-26 Display controller
JP243677/83 1983-12-26
JP243678/83 1983-12-26
JP58243677A JPS60135987A (en) 1983-12-26 1983-12-26 Display controller

Publications (3)

Publication Number Publication Date
EP0149788A2 EP0149788A2 (en) 1985-07-31
EP0149788A3 true EP0149788A3 (en) 1987-08-26
EP0149788B1 EP0149788B1 (en) 1992-04-15

Family

ID=27332120

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19840115208 Expired - Lifetime EP0149788B1 (en) 1983-12-14 1984-12-12 Display control system

Country Status (3)

Country Link
EP (1) EP0149788B1 (en)
CA (1) CA1232381A (en)
DE (1) DE3485661D1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63169687A (en) * 1987-01-07 1988-07-13 ブラザー工業株式会社 Display device
GB2210239B (en) * 1987-09-19 1992-06-17 Hudson Soft Co Ltd An apparatus for controlling the access of a video memory
GB2246935B (en) * 1987-09-19 1992-05-20 Hudson Soft Co Ltd An apparatus for the control of an access to a video memory
GB9003922D0 (en) * 1990-02-21 1990-04-18 Crosfield Electronics Ltd Image display apparatus and method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ELECTRONICS, vol. 45, no. 12, 5th June 1972, pages 111-116, New York, US; L.R. LOVERCHECK: "Raster scan technique provides multicolor graphic displays" *
IBM TECHNICAL DISCLOSURE BULLETIN, vol. 23, no. 6, November 1980, pages 2342,2343, IBM, New York, US; D.R. MERSEL: "Highlighting image data on pel for pel adressable displays" *

Also Published As

Publication number Publication date
EP0149788B1 (en) 1992-04-15
CA1232381A (en) 1988-02-02
DE3485661D1 (en) 1992-05-21
EP0149788A2 (en) 1985-07-31

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