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GB2593706B - Pattern-based image data compression - Google Patents

Pattern-based image data compression Download PDF

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Publication number
GB2593706B
GB2593706B GB2004637.1A GB202004637A GB2593706B GB 2593706 B GB2593706 B GB 2593706B GB 202004637 A GB202004637 A GB 202004637A GB 2593706 B GB2593706 B GB 2593706B
Authority
GB
United Kingdom
Prior art keywords
pattern
image data
data compression
based image
compression
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.)
Active
Application number
GB2004637.1A
Other versions
GB2593706A (en
GB202004637D0 (en
Inventor
Yang Xile
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.)
Imagination Technologies Ltd
Original Assignee
Imagination 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 Imagination Technologies Ltd filed Critical Imagination Technologies Ltd
Priority to GB2004637.1A priority Critical patent/GB2593706B/en
Priority to GB2206771.4A priority patent/GB2608260B/en
Publication of GB202004637D0 publication Critical patent/GB202004637D0/en
Priority to CN202110324885.0A priority patent/CN113473121A/en
Priority to CN202110330732.7A priority patent/CN113473123A/en
Priority to EP21165768.9A priority patent/EP3889911B1/en
Priority to EP21165758.0A priority patent/EP3889910B1/en
Priority to US17/216,987 priority patent/US20210350580A1/en
Priority to EP24158461.4A priority patent/EP4351148A3/en
Priority to US17/217,363 priority patent/US12106525B2/en
Publication of GB2593706A publication Critical patent/GB2593706A/en
Application granted granted Critical
Publication of GB2593706B publication Critical patent/GB2593706B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/94—Vector quantisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
GB2004637.1A 2020-03-30 2020-03-30 Pattern-based image data compression Active GB2593706B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB2004637.1A GB2593706B (en) 2020-03-30 2020-03-30 Pattern-based image data compression
GB2206771.4A GB2608260B (en) 2020-03-30 2020-03-30 Pattern-based image data compression
CN202110324885.0A CN113473121A (en) 2020-03-30 2021-03-26 Pattern based image data compression
CN202110330732.7A CN113473123A (en) 2020-03-30 2021-03-26 Method and decompression unit for decompressing image data
US17/216,987 US20210350580A1 (en) 2020-03-30 2021-03-30 Pattern-Based Image Data Compression
EP21165758.0A EP3889910B1 (en) 2020-03-30 2021-03-30 Pattern-based image data compression
EP21165768.9A EP3889911B1 (en) 2020-03-30 2021-03-30 Methods and decompression units for decompressing image data compressed using pattern-based compression
EP24158461.4A EP4351148A3 (en) 2020-03-30 2021-03-30 Methods and decompression units for decompressing image data compressed using pattern-based compression
US17/217,363 US12106525B2 (en) 2020-03-30 2021-03-30 Methods and decompression units for decompressing image data compressed using pattern-based compression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2004637.1A GB2593706B (en) 2020-03-30 2020-03-30 Pattern-based image data compression

Publications (3)

Publication Number Publication Date
GB202004637D0 GB202004637D0 (en) 2020-05-13
GB2593706A GB2593706A (en) 2021-10-06
GB2593706B true GB2593706B (en) 2022-07-20

Family

ID=70553320

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2206771.4A Active GB2608260B (en) 2020-03-30 2020-03-30 Pattern-based image data compression
GB2004637.1A Active GB2593706B (en) 2020-03-30 2020-03-30 Pattern-based image data compression

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB2206771.4A Active GB2608260B (en) 2020-03-30 2020-03-30 Pattern-based image data compression

Country Status (1)

Country Link
GB (2) GB2608260B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0716158D0 (en) 2007-08-17 2007-09-26 Imagination Tech Ltd Data compression
JP5558767B2 (en) * 2009-09-25 2014-07-23 キヤノン株式会社 Image processing apparatus and processing method thereof
JP2011254405A (en) * 2010-06-03 2011-12-15 Canon Inc Image processor and image processing method
GB2542511B (en) 2014-09-19 2018-09-12 Imagination Tech Ltd Data compression
GB2530312B (en) 2014-09-19 2016-09-14 Imagination Tech Ltd Data compression

Also Published As

Publication number Publication date
GB2608260B (en) 2023-11-01
GB2608260A (en) 2022-12-28
GB2593706A (en) 2021-10-06
GB202004637D0 (en) 2020-05-13

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Legal Events

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732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20240822 AND 20240828