GB9107133D0 - Video framestore access - Google Patents

Video framestore access

Info

Publication number
GB9107133D0
GB9107133D0 GB919107133A GB9107133A GB9107133D0 GB 9107133 D0 GB9107133 D0 GB 9107133D0 GB 919107133 A GB919107133 A GB 919107133A GB 9107133 A GB9107133 A GB 9107133A GB 9107133 D0 GB9107133 D0 GB 9107133D0
Authority
GB
United Kingdom
Prior art keywords
access
framestore
video
video framestore
framestore access
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Withdrawn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
GB919107133A
Other versions
GB2245394A (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.)
Rank Cintel Ltd
Original Assignee
Rank Cintel 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 Rank Cintel Ltd filed Critical Rank Cintel Ltd
Publication of GB9107133D0 publication Critical patent/GB9107133D0/en
Publication of GB2245394A publication Critical patent/GB2245394A/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Withdrawn legal-status Critical Current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
    • G09G5/363—Graphics controllers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
    • G09G3/003—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background to produce spatial visual effects
    • 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
    • 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
    • G09G5/36—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
    • 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
    • G09G2340/02—Handling of images in compressed format, e.g. JPEG, MPEG
    • 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
    • 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
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computer Graphics (AREA)
  • Multimedia (AREA)
  • Image Input (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Image Generation (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB9107133A 1990-06-18 1991-04-05 Video framestore selective addressing system Withdrawn GB2245394A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AUPK067790 1990-06-18
AUPK079290 1990-06-22
AUPK079490 1990-06-22
AUPK090290 1990-06-28

Publications (2)

Publication Number Publication Date
GB9107133D0 true GB9107133D0 (en) 1991-05-22
GB2245394A GB2245394A (en) 1992-01-02

Family

ID=27424296

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9107156A Withdrawn GB2245463A (en) 1990-06-18 1991-04-05 Generating graphic images with run length encoded data
GB9107133A Withdrawn GB2245394A (en) 1990-06-18 1991-04-05 Video framestore selective addressing system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9107156A Withdrawn GB2245463A (en) 1990-06-18 1991-04-05 Generating graphic images with run length encoded data

Country Status (1)

Country Link
GB (2) GB2245463A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5680172A (en) 1992-01-21 1997-10-21 Video Post & Transfer, Inc. Consecutive frame scanning of cinematographic film
US5774110A (en) * 1994-01-04 1998-06-30 Edelson; Steven D. Filter RAMDAC with hardware 11/2-D zoom function
US5504591A (en) * 1994-04-25 1996-04-02 Microsoft Corporation System and method for compressing graphic images
WO1996024922A1 (en) * 1995-02-06 1996-08-15 Ic Works, Inc. Filter ramdac with hardware 1 1/2-d zoom function
EP0741379A1 (en) * 1995-05-04 1996-11-06 Winbond Electronics Corporation Scaled video output overlaid onto a computer graphics output
AU746985B2 (en) * 1999-08-27 2002-05-09 Canon Kabushiki Kaisha Run-based compositing
AUPQ251999A0 (en) 1999-08-27 1999-09-23 Canon Kabushiki Kaisha Run-based compositing

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
AU3065084A (en) * 1983-07-20 1985-03-04 Ramtek Corp. Feedback vector generator and method
JPS6072020A (en) * 1983-09-29 1985-04-24 Nec Corp Dual port memory circuit
US4697178A (en) * 1984-06-29 1987-09-29 Megatek Corporation Computer graphics system for real-time calculation and display of the perspective view of three-dimensional scenes
US4740927A (en) * 1985-02-13 1988-04-26 International Business Machines Corporation Bit addressable multidimensional array
GB2178277B (en) * 1985-07-18 1989-08-23 Anamartic Ltd Graphics system for display of shaded polygons
GB2186765A (en) * 1986-02-17 1987-08-19 Philips Electronic Associated Data display apparatus
FR2594980A1 (en) * 1986-02-21 1987-08-28 Gen Electric VISUALIZATION PROCESSOR FOR A GRAPHICAL VISUALIZATION SYSTEM
US4773044A (en) * 1986-11-21 1988-09-20 Advanced Micro Devices, Inc Array-word-organized display memory and address generator with time-multiplexed address bus
US4884069A (en) * 1987-03-19 1989-11-28 Apple Computer, Inc. Video apparatus employing VRAMs
US5020002A (en) * 1988-12-20 1991-05-28 Sun Microsystems, Inc. Method and apparatus for decomposing a quadrilateral figure for display and manipulation by a computer system

Also Published As

Publication number Publication date
GB2245463A (en) 1992-01-02
GB2245394A (en) 1992-01-02
GB9107156D0 (en) 1991-05-22

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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)