GB2588673B - Method and apparatus for verifying a display - Google Patents

Method and apparatus for verifying a display Download PDF

Info

Publication number
GB2588673B
GB2588673B GB1915928.4A GB201915928A GB2588673B GB 2588673 B GB2588673 B GB 2588673B GB 201915928 A GB201915928 A GB 201915928A GB 2588673 B GB2588673 B GB 2588673B
Authority
GB
United Kingdom
Prior art keywords
verifying
display
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
GB1915928.4A
Other versions
GB2588673A (en
GB201915928D0 (en
Inventor
Morse Douglas
Hall Trevor
Alexander Jeacocke Jonathan
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.)
DisplayLink UK Ltd
Original Assignee
DisplayLink UK 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 DisplayLink UK Ltd filed Critical DisplayLink UK Ltd
Priority to GB1915928.4A priority Critical patent/GB2588673B/en
Publication of GB201915928D0 publication Critical patent/GB201915928D0/en
Publication of GB2588673A publication Critical patent/GB2588673A/en
Application granted granted Critical
Publication of GB2588673B publication Critical patent/GB2588673B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
    • H04N17/045—Self-contained testing apparatus
    • 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
    • G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0028—Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/004—Diagnosis, testing or measuring for television systems or their details for digital television systems
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0201—Image watermarking whereby only tamper or origin are detected and no embedding takes place
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/029—Improving the quality of display appearance by monitoring one or more pixels in the display panel, e.g. by monitoring a fixed reference pixel
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/12—Test circuits or failure detection circuits included in a display system, as permanent part thereof
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/18—Use of a frame buffer in a display terminal, inclusive of the display panel

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Controls And Circuits For Display Device (AREA)
GB1915928.4A 2019-11-01 2019-11-01 Method and apparatus for verifying a display Active GB2588673B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1915928.4A GB2588673B (en) 2019-11-01 2019-11-01 Method and apparatus for verifying a display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1915928.4A GB2588673B (en) 2019-11-01 2019-11-01 Method and apparatus for verifying a display

Publications (3)

Publication Number Publication Date
GB201915928D0 GB201915928D0 (en) 2019-12-18
GB2588673A GB2588673A (en) 2021-05-05
GB2588673B true GB2588673B (en) 2024-05-01

Family

ID=69058938

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1915928.4A Active GB2588673B (en) 2019-11-01 2019-11-01 Method and apparatus for verifying a display

Country Status (1)

Country Link
GB (1) GB2588673B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090147861A1 (en) * 2007-12-06 2009-06-11 Schnebly Dexter A Imaging Frame Freeze Detection
US20180075264A1 (en) * 2015-03-26 2018-03-15 Nec Display Solutions, Ltd. Video signal monitoring method, video signal monitoring device, and display device
US20190075370A1 (en) * 2017-09-04 2019-03-07 Samsung Electronics Co., Ltd. Display apparatus, content managing apparatus, content managing system, and content managing method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090147861A1 (en) * 2007-12-06 2009-06-11 Schnebly Dexter A Imaging Frame Freeze Detection
US20180075264A1 (en) * 2015-03-26 2018-03-15 Nec Display Solutions, Ltd. Video signal monitoring method, video signal monitoring device, and display device
US20190075370A1 (en) * 2017-09-04 2019-03-07 Samsung Electronics Co., Ltd. Display apparatus, content managing apparatus, content managing system, and content managing method

Also Published As

Publication number Publication date
GB2588673A (en) 2021-05-05
GB201915928D0 (en) 2019-12-18

Similar Documents

Publication Publication Date Title
SG11202107662TA (en) Apparatus and method for cybersecurity
SG11202109770UA (en) Display method and apparatus
GB2584677B (en) Method and apparatus for trajectory-planning
GB2575043B (en) Apparatus and method for mearuring a signal
EP3949386A4 (en) Method and apparatus for a variable-resolution screen
SG11202104272WA (en) Name label display method and apparatus
GB201917568D0 (en) Apparatus and methods for verifying a file origin
EP4034988A4 (en) Method and apparatus for a step-enabled workflow
ZA202002442B (en) Method and apparatus for displaying information
EP4034987A4 (en) Method and apparatus for a step-enabled workflow
GB2615217B (en) A damage detection apparatus and method
GB201911749D0 (en) Method and apparatus for analysis a component
GB2589650B (en) Display apparatus and control method thereof
GB201914089D0 (en) Apparatus and method for determining a biological characteristic
GB2572978B (en) Method and apparatus for a display module control system
GB2588673B (en) Method and apparatus for verifying a display
GB202010270D0 (en) A mechanomyography apparatus and associated methods
GB201916362D0 (en) Splicing method and apparatus
GB202109758D0 (en) Method and apparatus for creating a support in a bore
GB201906267D0 (en) Method and system for performing a visual function test
EP3844480A4 (en) Method of validating a test and apparatus for use in the method
GB201905888D0 (en) Method and apparatus for identifying a device
GB2581214B (en) A method and apparatus for recycling
PL3747608T3 (en) Apparatus and method for fixing a material
EP3699875C0 (en) Method and device for checking a coin