GB8806873D0 - Off screen memory - Google Patents

Off screen memory

Info

Publication number
GB8806873D0
GB8806873D0 GB888806873A GB8806873A GB8806873D0 GB 8806873 D0 GB8806873 D0 GB 8806873D0 GB 888806873 A GB888806873 A GB 888806873A GB 8806873 A GB8806873 A GB 8806873A GB 8806873 D0 GB8806873 D0 GB 8806873D0
Authority
GB
United Kingdom
Prior art keywords
screen memory
screen
memory
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.)
Withdrawn
Application number
GB888806873A
Other versions
GB2215955A (en
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.)
3Dlabs Ltd
Original Assignee
Benchmark Technologies Ltd
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 Benchmark Technologies Ltd filed Critical Benchmark Technologies Ltd
Priority to GB8806873A priority Critical patent/GB2215955A/en
Publication of GB8806873D0 publication Critical patent/GB8806873D0/en
Publication of GB2215955A publication Critical patent/GB2215955A/en
Withdrawn legal-status Critical Current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
    • G09G5/395—Arrangements specially adapted for transferring the contents of the bit-mapped memory to the screen
    • G09G5/397—Arrangements specially adapted for transferring the contents of two or more bit-mapped memories to the screen simultaneously, e.g. for mixing or overlay
    • 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
    • G09G5/14—Display of multiple viewports
    • 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
    • G09G2340/12—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels
    • G09G2340/125—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels wherein one of the images is motion video
GB8806873A 1988-03-23 1988-03-23 Off screen memory Withdrawn GB2215955A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8806873A GB2215955A (en) 1988-03-23 1988-03-23 Off screen memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8806873A GB2215955A (en) 1988-03-23 1988-03-23 Off screen memory

Publications (2)

Publication Number Publication Date
GB8806873D0 true GB8806873D0 (en) 1988-04-27
GB2215955A GB2215955A (en) 1989-09-27

Family

ID=10633938

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8806873A Withdrawn GB2215955A (en) 1988-03-23 1988-03-23 Off screen memory

Country Status (1)

Country Link
GB (1) GB2215955A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005393A1 (en) * 1990-02-21 1991-08-22 Standard Elektrik Lorenz Ag DEVICE FOR SIGNAL-RELIABLE REPRESENTATION OF A REPORTING IMAGE
US5287452A (en) * 1990-03-23 1994-02-15 Eastman Kodak Company Bus caching computer display system

Also Published As

Publication number Publication date
GB2215955A (en) 1989-09-27

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)