JP2024016620A - 画像処理装置、画像処理方法、システム - Google Patents

画像処理装置、画像処理方法、システム Download PDF

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Publication number
JP2024016620A
JP2024016620A JP2022118872A JP2022118872A JP2024016620A JP 2024016620 A JP2024016620 A JP 2024016620A JP 2022118872 A JP2022118872 A JP 2022118872A JP 2022118872 A JP2022118872 A JP 2022118872A JP 2024016620 A JP2024016620 A JP 2024016620A
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JP
Japan
Prior art keywords
display
correction amount
correction
image processing
pixel
Prior art date
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Pending
Application number
JP2022118872A
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English (en)
Japanese (ja)
Other versions
JP2024016620A5 (enExample
Inventor
靖浩 伊藤
Yasuhiro Ito
貴洋 松浦
Takahiro Matsuura
芳季 石井
Yoshiki Ishii
圭介 松野
Keisuke Matsuno
丈人 福島
Taketo Fukushima
正治 山岸
Seiji Yamagishi
堅斗 渡辺
Kento Watanabe
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2022118872A priority Critical patent/JP2024016620A/ja
Priority to US18/356,076 priority patent/US12170053B2/en
Publication of JP2024016620A publication Critical patent/JP2024016620A/ja
Publication of JP2024016620A5 publication Critical patent/JP2024016620A5/ja
Pending legal-status Critical Current

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    • 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
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/25—Determination of region of interest [ROI] or a volume of interest [VOI]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
    • G06F3/1446—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/02—Composition of display devices
    • G09G2300/026—Video wall, i.e. juxtaposition of a plurality of screens to create a display screen of bigger dimensions
    • 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
    • G09G2320/0233—Improving the luminance or brightness uniformity across the 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
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/028—Improving the quality of display appearance by changing the viewing angle properties, e.g. widening the viewing angle, adapting the viewing angle to the view direction
    • 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
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • 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
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0693—Calibration of display systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Control Of El Displays (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Studio Devices (AREA)
JP2022118872A 2022-07-26 2022-07-26 画像処理装置、画像処理方法、システム Pending JP2024016620A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022118872A JP2024016620A (ja) 2022-07-26 2022-07-26 画像処理装置、画像処理方法、システム
US18/356,076 US12170053B2 (en) 2022-07-26 2023-07-20 Image processing apparatus that corrects luminance values in pixels in a specified display region using a correction amount based on vectors between a pixel and an image capture apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022118872A JP2024016620A (ja) 2022-07-26 2022-07-26 画像処理装置、画像処理方法、システム

Publications (2)

Publication Number Publication Date
JP2024016620A true JP2024016620A (ja) 2024-02-07
JP2024016620A5 JP2024016620A5 (enExample) 2025-07-16

Family

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Family Applications (1)

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JP2022118872A Pending JP2024016620A (ja) 2022-07-26 2022-07-26 画像処理装置、画像処理方法、システム

Country Status (2)

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US (1) US12170053B2 (enExample)
JP (1) JP2024016620A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12367800B2 (en) * 2022-12-05 2025-07-22 Sony Group Corporation Active off-axis angle correction for image-based lighting

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004088401A1 (ja) * 2003-03-28 2004-10-14 Nippon Chemi-Con Corporation 液晶表示装置の測光装置並びに液晶表示装置
US7911485B2 (en) * 2003-06-04 2011-03-22 Radiam Imaging, Inc. Method and apparatus for visual display calibration system
US20070236438A1 (en) * 2006-04-11 2007-10-11 Sung Chih-Ta S Low power and high quality display device
KR100833757B1 (ko) * 2007-01-15 2008-05-29 삼성에스디아이 주식회사 유기 전계 발광 표시 장치 및 영상 보정 방법
JP2009128381A (ja) 2007-11-19 2009-06-11 Sharp Corp 液晶表示装置、表示システム、色補正方法、プログラムおよびその記録媒体
JP4985631B2 (ja) * 2008-12-15 2012-07-25 ソニー株式会社 画像表示パネル、画像表示装置及び画像表示パネルの製造方法
WO2011024232A1 (ja) * 2009-08-28 2011-03-03 三菱電機株式会社 輝度調整装置
US20110267365A1 (en) * 2010-05-03 2011-11-03 Radiant Imaging, Inc. Methods and systems for correcting the appearance of images displayed on an electronic visual display
JP2012042804A (ja) 2010-08-20 2012-03-01 Canon Inc 画像処理装置および方法
US8941742B2 (en) * 2013-04-08 2015-01-27 Iix Inc. Luminance measurement method, luminance measurement device, and image quality adjustment technique using the method and device
KR102119881B1 (ko) * 2013-11-22 2020-06-08 삼성디스플레이 주식회사 휘도 보정 시스템 및 방법
KR102702307B1 (ko) * 2016-08-03 2024-09-04 삼성전자주식회사 디스플레이 장치 및 전자 장치의 제어 방법
KR102555953B1 (ko) * 2016-11-04 2023-07-17 삼성전자주식회사 전지 장치, 디스플레이 장치 및 그의 제어 방법

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US12170053B2 (en) 2024-12-17

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