GB2137856B - Image processing system - Google Patents

Image processing system

Info

Publication number
GB2137856B
GB2137856B GB08408114A GB8408114A GB2137856B GB 2137856 B GB2137856 B GB 2137856B GB 08408114 A GB08408114 A GB 08408114A GB 8408114 A GB8408114 A GB 8408114A GB 2137856 B GB2137856 B GB 2137856B
Authority
GB
United Kingdom
Prior art keywords
image processing
processing system
image
processing
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
GB08408114A
Other versions
GB2137856A (en
GB8408114D0 (en
Inventor
Richard John Taylor
Paul Roderick Noel Kellar
Anthony David Searby
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.)
Quantel Ltd
Original Assignee
Quantel 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 Quantel Ltd filed Critical Quantel Ltd
Priority to GB08408114A priority Critical patent/GB2137856B/en
Publication of GB8408114D0 publication Critical patent/GB8408114D0/en
Publication of GB2137856A publication Critical patent/GB2137856A/en
Application granted granted Critical
Publication of GB2137856B publication Critical patent/GB2137856B/en
Expired 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
    • G09G5/399—Control of the bit-mapped memory using two or more bit-mapped memories, the operations of which are switched in time, e.g. ping-pong buffers
    • 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
    • G09G5/393—Arrangements for updating the contents of the bit-mapped memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Studio Circuits (AREA)
GB08408114A 1983-04-06 1984-03-29 Image processing system Expired GB2137856B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08408114A GB2137856B (en) 1983-04-06 1984-03-29 Image processing system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8309306 1983-04-06
GB08408114A GB2137856B (en) 1983-04-06 1984-03-29 Image processing system

Publications (3)

Publication Number Publication Date
GB8408114D0 GB8408114D0 (en) 1984-05-10
GB2137856A GB2137856A (en) 1984-10-10
GB2137856B true GB2137856B (en) 1987-07-08

Family

ID=26285743

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08408114A Expired GB2137856B (en) 1983-04-06 1984-03-29 Image processing system

Country Status (1)

Country Link
GB (1) GB2137856B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0194092A3 (en) * 1985-02-25 1990-02-07 Computer Graphics Laboratories, Inc. Display system and method
US4862154A (en) * 1986-10-31 1989-08-29 International Business Machines Corporation Image display processor for graphics workstation
GB2203316B (en) * 1987-04-02 1991-04-03 Ibm Display system with symbol font memory
US6046753A (en) * 1992-09-25 2000-04-04 Quantel Limited Electronic image processing system for modifying initial image data
GB2271035B (en) * 1992-09-25 1996-11-13 Quantel Ltd An electronic image processing system and method

Also Published As

Publication number Publication date
GB2137856A (en) 1984-10-10
GB8408114D0 (en) 1984-05-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010329