DE3680693D1 - DISPLAY CONTROL UNIT. - Google Patents

DISPLAY CONTROL UNIT.

Info

Publication number
DE3680693D1
DE3680693D1 DE8686103631T DE3680693T DE3680693D1 DE 3680693 D1 DE3680693 D1 DE 3680693D1 DE 8686103631 T DE8686103631 T DE 8686103631T DE 3680693 T DE3680693 T DE 3680693T DE 3680693 D1 DE3680693 D1 DE 3680693D1
Authority
DE
Germany
Prior art keywords
control unit
display control
display
unit
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.)
Expired - Lifetime
Application number
DE8686103631T
Other languages
German (de)
Inventor
Takatoshi Okumura
Shigemitsu Yamaoka
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.)
Yamaha Corp
Original Assignee
Yamaha 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 JP60056603A external-priority patent/JPS61214878A/en
Priority claimed from JP60056604A external-priority patent/JPH0727358B2/en
Application filed by Yamaha Corp filed Critical Yamaha Corp
Application granted granted Critical
Publication of DE3680693D1 publication Critical patent/DE3680693D1/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
    • 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
    • G09G5/18—Timing circuits for raster scan displays
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0442—Handling or displaying different aspect ratios, or changing the aspect ratio

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Controls And Circuits For Display Device (AREA)
DE8686103631T 1985-03-20 1986-03-18 DISPLAY CONTROL UNIT. Expired - Lifetime DE3680693D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60056603A JPS61214878A (en) 1985-03-20 1985-03-20 Picture displaying device
JP60056604A JPH0727358B2 (en) 1985-03-20 1985-03-20 Image display device

Publications (1)

Publication Number Publication Date
DE3680693D1 true DE3680693D1 (en) 1991-09-12

Family

ID=26397556

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686103631T Expired - Lifetime DE3680693D1 (en) 1985-03-20 1986-03-18 DISPLAY CONTROL UNIT.

Country Status (2)

Country Link
EP (1) EP0195998B1 (en)
DE (1) DE3680693D1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2609478B2 (en) * 1990-06-22 1997-05-14 三菱電機株式会社 TV image display device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303986A (en) * 1979-01-09 1981-12-01 Hakan Lans Data processing system and apparatus for color graphics display
US4366476A (en) * 1980-07-03 1982-12-28 General Electric Company Raster display generating system
JPS5756885A (en) * 1980-09-22 1982-04-05 Nippon Electric Co Video address control device
US4477802A (en) * 1981-12-17 1984-10-16 The Bendix Corporation Address generator for generating addresses to read out data from a memory along angularly disposed parallel lines
US4570161A (en) * 1983-08-16 1986-02-11 International Business Machines Corporation Raster scan digital display system

Also Published As

Publication number Publication date
EP0195998A2 (en) 1986-10-01
EP0195998A3 (en) 1988-10-05
EP0195998B1 (en) 1991-08-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition