GB202109857D0 - Method and apparatus for conversion of HDR signals - Google Patents

Method and apparatus for conversion of HDR signals

Info

Publication number
GB202109857D0
GB202109857D0 GBGB2109857.9A GB202109857A GB202109857D0 GB 202109857 D0 GB202109857 D0 GB 202109857D0 GB 202109857 A GB202109857 A GB 202109857A GB 202109857 D0 GB202109857 D0 GB 202109857D0
Authority
GB
United Kingdom
Prior art keywords
conversion
hdr signals
hdr
signals
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.)
Pending
Application number
GBGB2109857.9A
Other versions
GB2608990A (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.)
British Broadcasting Corp
Original Assignee
British Broadcasting 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
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Priority to GB2402030.7A priority Critical patent/GB2625218A/en
Priority to GB2402029.9A priority patent/GB2625217A/en
Priority to GB2109857.9A priority patent/GB2608990A/en
Priority to GB2402028.1A priority patent/GB2625216A/en
Publication of GB202109857D0 publication Critical patent/GB202109857D0/en
Priority to PCT/GB2022/051752 priority patent/WO2023281264A2/en
Publication of GB2608990A publication Critical patent/GB2608990A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6058—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut
    • H04N1/6061—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut involving the consideration or construction of a gamut surface
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6058—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut
    • H04N1/6063—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut dependent on the contents of the image to be reproduced
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
GB2109857.9A 2021-07-08 2021-07-08 Method and apparatus for conversion of HDR signals Pending GB2608990A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB2402030.7A GB2625218A (en) 2021-07-08 2021-07-08 Method and apparatus for conversion of HDR signals
GB2402029.9A GB2625217A (en) 2021-07-08 2021-07-08 Method and apparatus for conversion of HDR signals
GB2109857.9A GB2608990A (en) 2021-07-08 2021-07-08 Method and apparatus for conversion of HDR signals
GB2402028.1A GB2625216A (en) 2021-07-08 2021-07-08 Method and apparatus for conversion of HDR signals
PCT/GB2022/051752 WO2023281264A2 (en) 2021-07-08 2022-07-07 Method and apparatus for conversion of hdr signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2109857.9A GB2608990A (en) 2021-07-08 2021-07-08 Method and apparatus for conversion of HDR signals

Publications (2)

Publication Number Publication Date
GB202109857D0 true GB202109857D0 (en) 2021-08-25
GB2608990A GB2608990A (en) 2023-01-25

Family

ID=77353936

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2109857.9A Pending GB2608990A (en) 2021-07-08 2021-07-08 Method and apparatus for conversion of HDR signals

Country Status (2)

Country Link
GB (1) GB2608990A (en)
WO (1) WO2023281264A2 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7408558B2 (en) * 2005-08-25 2008-08-05 Eastman Kodak Company Laser-based display having expanded image color
JP4802991B2 (en) * 2006-11-14 2011-10-26 富士ゼロックス株式会社 Color processing apparatus, color processing method, and program
JP2008172436A (en) * 2007-01-10 2008-07-24 Fuji Xerox Co Ltd Image processing unit, method, and program
KR20130141920A (en) * 2012-06-18 2013-12-27 삼성디스플레이 주식회사 System and method for converting color gamut
GB2534929A (en) * 2015-02-06 2016-08-10 British Broadcasting Corp Method and apparatus for conversion of HDR signals
US20160351104A1 (en) * 2015-05-29 2016-12-01 Pixtronix, Inc. Apparatus and method for image rendering based on white point correction
GB2539917B (en) * 2015-06-30 2021-04-07 British Broadcasting Corp Method and apparatus for conversion of HDR signals
US10074162B2 (en) * 2016-08-11 2018-09-11 Intel Corporation Brightness control for spatially adaptive tone mapping of high dynamic range (HDR) images
WO2018152063A1 (en) * 2017-02-15 2018-08-23 Dolby Laboratories Licensing Corporation Tone curve mapping for high dynamic range images
CN108986769B (en) * 2018-09-05 2020-01-14 成都索贝数码科技股份有限公司 Method for maximally restoring content of Rec.2020 color gamut by display equipment with color gamut lower than Rec.2020 color gamut

Also Published As

Publication number Publication date
WO2023281264A2 (en) 2023-01-12
WO2023281264A3 (en) 2023-02-09
GB2608990A (en) 2023-01-25

Similar Documents

Publication Publication Date Title
PL3318052T3 (en) Method and apparatus for conversion of hdr signals
EP4133886A4 (en) Method and apparatus for coverage enhancement of msg3
GB201502016D0 (en) Method and apparatus for conversion of hdr signals
EP2423658A4 (en) Method and apparatus for correcting channel delay parameters of multi-channel signal
EP4226577A4 (en) Method and apparatus for transmission of control signals
GB202319227D0 (en) Screening method and apparatus for cascade utilication of battery
IL274675A (en) Sampling apparatus and method
EP4213454A4 (en) Method and apparatus for mapping reference signals
GB202109857D0 (en) Method and apparatus for conversion of HDR signals
GB202402030D0 (en) Method and apparatus for conversion of HDR signals
GB202402029D0 (en) Method and apparatus for conversion of HDR signals
GB202402028D0 (en) Method and apparatus for conversion of HDR signals
EP4117728A4 (en) Method for treatment of covid-19-associated conditions
GB2608252B (en) Gasket apparatus and method of forming
GB2583807B (en) Apparatus and method for detection of received signals
GB2600933B (en) Apparatus and method for analysis of audio recordings
GB202107666D0 (en) Apparatus and method of classification
GB202009498D0 (en) Apparatus and method for analysis of a moving slurry
GB2609611B (en) Method and system for time and feature modification of signals
EP3794591A4 (en) Method and apparatus for improving resolutions of analog-to-digital converters
EP4142592A4 (en) Apparatus and method for detection of biopotential signals
GB2604995B (en) Apparatus and method for obtaining directional audio signals
EP4090979A4 (en) Method and apparatus for noninvasive determination of utilization
EP4324096A4 (en) Modulo-based analog-to-digital conversion apparatus and method
GB202313791D0 (en) Apparatus and methods of biomass estimation