JP6415022B2 - 画像処理装置、画像処理方法及びプログラム - Google Patents

画像処理装置、画像処理方法及びプログラム Download PDF

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Publication number
JP6415022B2
JP6415022B2 JP2013098797A JP2013098797A JP6415022B2 JP 6415022 B2 JP6415022 B2 JP 6415022B2 JP 2013098797 A JP2013098797 A JP 2013098797A JP 2013098797 A JP2013098797 A JP 2013098797A JP 6415022 B2 JP6415022 B2 JP 6415022B2
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Japan
Prior art keywords
contrast
image data
gradation
brightness
input
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JP2013098797A
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English (en)
Japanese (ja)
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JP2014219566A5 (enExample
JP2014219566A (ja
Inventor
巽　栄作
栄作 巽
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2013098797A priority Critical patent/JP6415022B2/ja
Priority to US14/272,322 priority patent/US9799108B2/en
Publication of JP2014219566A publication Critical patent/JP2014219566A/ja
Publication of JP2014219566A5 publication Critical patent/JP2014219566A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • 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
    • G09G3/2092—Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • 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
    • G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • 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
    • G09G2320/0238—Improving the black level
    • 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
    • G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
    • G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
    • 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
    • G09G2320/066—Adjustment of display parameters for control of contrast
    • 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
    • G09G2320/08—Arrangements within a display terminal for setting, manually or automatically, display parameters of the display terminal
    • 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
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Television Receiver Circuits (AREA)
JP2013098797A 2013-05-08 2013-05-08 画像処理装置、画像処理方法及びプログラム Active JP6415022B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2013098797A JP6415022B2 (ja) 2013-05-08 2013-05-08 画像処理装置、画像処理方法及びプログラム
US14/272,322 US9799108B2 (en) 2013-05-08 2014-05-07 Image processing apparatus, image processing method, and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013098797A JP6415022B2 (ja) 2013-05-08 2013-05-08 画像処理装置、画像処理方法及びプログラム

Publications (3)

Publication Number Publication Date
JP2014219566A JP2014219566A (ja) 2014-11-20
JP2014219566A5 JP2014219566A5 (enExample) 2016-06-23
JP6415022B2 true JP6415022B2 (ja) 2018-10-31

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JP2013098797A Active JP6415022B2 (ja) 2013-05-08 2013-05-08 画像処理装置、画像処理方法及びプログラム

Country Status (2)

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US (1) US9799108B2 (enExample)
JP (1) JP6415022B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201718538D0 (en) * 2017-11-09 2017-12-27 O'connor Meldavid u
KR102560102B1 (ko) 2018-07-13 2023-07-26 삼성디스플레이 주식회사 표시 장치
CN110458826B (zh) * 2019-08-09 2022-06-03 百度在线网络技术（北京）有限公司 环境亮度检测方法和装置
CN115118944B (zh) * 2021-03-19 2024-03-05 明基智能科技（上海）有限公司 影像系统的影像校正方法
JP7782282B2 (ja) * 2022-01-28 2025-12-09 セイコーエプソン株式会社 回路装置及びヘッドアップディスプレイ

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3551123B2 (ja) * 2000-04-18 2004-08-04 ミノルタ株式会社 電子カメラ
JP4622636B2 (ja) 2005-04-04 2011-02-02 パナソニック株式会社 画像表示装置
JP4622900B2 (ja) 2006-03-17 2011-02-02 パナソニック株式会社 画像処理装置、画像処理方法、プログラムおよび記録媒体
JP4622899B2 (ja) 2006-03-17 2011-02-02 パナソニック株式会社 画像処理装置、画像処理方法、プログラムおよび記録媒体
JP5117762B2 (ja) * 2007-05-18 2013-01-16 株式会社半導体エネルギー研究所 液晶表示装置
JP2008301382A (ja) * 2007-06-04 2008-12-11 Panasonic Corp 投写型表示装置
KR100928755B1 (ko) * 2007-09-17 2009-11-25 매그나칩 반도체 유한회사 휘도 조절이 가능한 영상표시장치 및 영상표시방법
WO2009107277A1 (ja) * 2008-02-27 2009-09-03 シャープ株式会社 液晶表示装置、および、液晶表示装置における画像処理方法
JP5320865B2 (ja) * 2008-07-04 2013-10-23 セイコーエプソン株式会社 プロジェクタおよびプロジェクタの制御方法
JP4427595B1 (ja) * 2008-09-17 2010-03-10 株式会社東芝 映像処理装置及び映像処理方法
JP2010079064A (ja) 2008-09-26 2010-04-08 Toshiba Corp 画像処理装置、表示装置、プログラムおよび画像処理方法
JP4668342B2 (ja) * 2009-08-31 2011-04-13 シャープ株式会社 液晶表示装置
WO2011028626A2 (en) * 2009-09-01 2011-03-10 Entertainment Experience Llc Method for producing a color image and imaging device employing same
JP2011112727A (ja) * 2009-11-24 2011-06-09 Fujitsu Ltd 反射型表示装置、および、反射型表示装置の制御回路
JP5582778B2 (ja) * 2009-12-21 2014-09-03 キヤノン株式会社 投射装置、プログラム、及び投射装置の制御方法
JP2012242797A (ja) * 2011-05-24 2012-12-10 Seiko Epson Corp 映像処理方法、映像処理回路、液晶表示装置及び電子機器

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Publication number Publication date
US20140333649A1 (en) 2014-11-13
US9799108B2 (en) 2017-10-24
JP2014219566A (ja) 2014-11-20

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