TWI266543B - Display device and display method - Google Patents

Display device and display method

Info

Publication number
TWI266543B
TWI266543B TW094107913A TW94107913A TWI266543B TW I266543 B TWI266543 B TW I266543B TW 094107913 A TW094107913 A TW 094107913A TW 94107913 A TW94107913 A TW 94107913A TW I266543 B TWI266543 B TW I266543B
Authority
TW
Taiwan
Prior art keywords
signal
correction
color signal
color
regions
Prior art date
Application number
TW094107913A
Other languages
English (en)
Other versions
TW200536402A (en
Inventor
Toshio Obayashi
Tsutomu Sakamoto
Takayuki Arai
Masao Yanamoto
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Publication of TW200536402A publication Critical patent/TW200536402A/zh
Application granted granted Critical
Publication of TWI266543B publication Critical patent/TWI266543B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/202—Gamma control
    • 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
    • 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
    • G09G3/2003—Display of colours
    • 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
    • H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by 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
    • G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Processing Of Color Television Signals (AREA)
TW094107913A 2004-03-15 2005-03-15 Display device and display method TWI266543B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004073029A JP2005260849A (ja) 2004-03-15 2004-03-15 表示装置と表示方法

Publications (2)

Publication Number Publication Date
TW200536402A TW200536402A (en) 2005-11-01
TWI266543B true TWI266543B (en) 2006-11-11

Family

ID=34975807

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094107913A TWI266543B (en) 2004-03-15 2005-03-15 Display device and display method

Country Status (7)

Country Link
US (1) US20070002182A1 (zh)
EP (1) EP1727113A1 (zh)
JP (1) JP2005260849A (zh)
KR (1) KR20060127193A (zh)
CN (1) CN1934607A (zh)
TW (1) TWI266543B (zh)
WO (1) WO2005088592A1 (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI320562B (en) * 2006-03-15 2010-02-11 Novatek Microelectronics Corp Lcd device with a gamma correction function by adjusting pulse width of pwm signal and related method thereof
US7835653B2 (en) 2006-05-25 2010-11-16 Ricoh Company, Limited Developing device and image forming apparatus
FR2907959B1 (fr) * 2006-10-30 2009-02-13 Commissariat Energie Atomique Procede de commande d'un dispositif de visualisation matriciel a source d'electrons a consommation capacitive reduite
JP2008164749A (ja) * 2006-12-27 2008-07-17 Mitsubishi Electric Corp 画像表示装置および画像表示方法
US20080252650A1 (en) * 2007-04-10 2008-10-16 Do-Hyung Ryu Organic light emitting display, driver system therfor and driving method thereof
KR100970883B1 (ko) * 2008-10-08 2010-07-20 한국과학기술원 영역 특성을 고려한 영상 보정 장치 및 그 방법
JP2011017997A (ja) * 2009-07-10 2011-01-27 Sony Corp 自発光表示装置及び自発光表示装置の駆動方法
KR20130039264A (ko) * 2011-10-11 2013-04-19 삼성디스플레이 주식회사 평면 영상 및 입체 영상을 표시하는 표시 장치
TWI540556B (zh) 2014-06-05 2016-07-01 晨星半導體股份有限公司 伽瑪校正電路及伽瑪校正方法
CN105304003B (zh) * 2014-06-30 2018-06-29 晨星半导体股份有限公司 伽玛校正电路及伽玛校正方法
WO2018186613A1 (ko) * 2017-04-07 2018-10-11 이승원 보정기능을 포함하는 드라이버 ic 장치
CN112365839B (zh) 2020-11-24 2022-04-12 昆山国显光电有限公司 伽马曲线的调节方法、装置以及显示装置
US11361701B1 (en) * 2021-03-02 2022-06-14 Au Optronics Corporation Driving circuit and driving method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH075836A (ja) * 1993-04-05 1995-01-10 Canon Inc 画像形成装置及び画像形成方法
JP3444926B2 (ja) * 1993-07-19 2003-09-08 パイオニア株式会社 表示装置の階調補正方式
JP2002311885A (ja) * 2001-04-13 2002-10-25 Canon Inc 画像表示装置の駆動回路、画像表示装置、画像表示装置の駆動方法
JP3851800B2 (ja) * 2001-10-04 2006-11-29 株式会社東芝 電子ビーム発生装置
JP3697412B2 (ja) * 2001-12-27 2005-09-21 株式会社東芝 電子ビーム発生装置
JP4012118B2 (ja) * 2003-05-19 2007-11-21 キヤノン株式会社 画像表示装置

Also Published As

Publication number Publication date
TW200536402A (en) 2005-11-01
JP2005260849A (ja) 2005-09-22
CN1934607A (zh) 2007-03-21
US20070002182A1 (en) 2007-01-04
KR20060127193A (ko) 2006-12-11
WO2005088592A1 (ja) 2005-09-22
EP1727113A1 (en) 2006-11-29

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees