JP2014029428A - 信号処理回路、表示装置、電子機器および信号処理方法 - Google Patents

信号処理回路、表示装置、電子機器および信号処理方法 Download PDF

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Publication number
JP2014029428A
JP2014029428A JP2012170369A JP2012170369A JP2014029428A JP 2014029428 A JP2014029428 A JP 2014029428A JP 2012170369 A JP2012170369 A JP 2012170369A JP 2012170369 A JP2012170369 A JP 2012170369A JP 2014029428 A JP2014029428 A JP 2014029428A
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JP
Japan
Prior art keywords
video signal
correction
signal
signal processing
processing circuit
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
JP2012170369A
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English (en)
Japanese (ja)
Other versions
JP2014029428A5 (enExample
Inventor
Takeshi Izumi
岳 泉
Seiichiro Jinda
誠一郎 甚田
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP2012170369A priority Critical patent/JP2014029428A/ja
Priority to US13/938,341 priority patent/US20140035962A1/en
Priority to CN201310314429.3A priority patent/CN103578421A/zh
Publication of JP2014029428A publication Critical patent/JP2014029428A/ja
Publication of JP2014029428A5 publication Critical patent/JP2014029428A5/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • G09G3/2007—Display of intermediate tones
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
    • 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
    • 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
    • G09G2320/0285—Improving the quality of display appearance using tables for spatial correction of display data
    • 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

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  • Engineering & Computer Science (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)
  • Liquid Crystal Display Device Control (AREA)
  • Electroluminescent Light Sources (AREA)
  • Control Of El Displays (AREA)
JP2012170369A 2012-07-31 2012-07-31 信号処理回路、表示装置、電子機器および信号処理方法 Pending JP2014029428A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012170369A JP2014029428A (ja) 2012-07-31 2012-07-31 信号処理回路、表示装置、電子機器および信号処理方法
US13/938,341 US20140035962A1 (en) 2012-07-31 2013-07-10 Signal processing circuit, display unit, electronic apparatus, and signal processing method
CN201310314429.3A CN103578421A (zh) 2012-07-31 2013-07-24 信号处理电路、显示单元、电子设备和信号处理方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012170369A JP2014029428A (ja) 2012-07-31 2012-07-31 信号処理回路、表示装置、電子機器および信号処理方法

Publications (2)

Publication Number Publication Date
JP2014029428A true JP2014029428A (ja) 2014-02-13
JP2014029428A5 JP2014029428A5 (enExample) 2015-04-09

Family

ID=50025048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012170369A Pending JP2014029428A (ja) 2012-07-31 2012-07-31 信号処理回路、表示装置、電子機器および信号処理方法

Country Status (3)

Country Link
US (1) US20140035962A1 (enExample)
JP (1) JP2014029428A (enExample)
CN (1) CN103578421A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201411586A (zh) * 2012-09-06 2014-03-16 Sony Corp 圖像顯示裝置、圖像顯示裝置之驅動方法、信號生成裝置、信號生成程式及信號生成方法
CN106575496B (zh) * 2014-08-28 2019-07-23 Nec显示器解决方案株式会社 显示装置、灰度校正映射生成装置、灰度校正映射生成方法及程序
US10755655B2 (en) * 2018-01-17 2020-08-25 Novatek Microelectronics Corp. Source driver and operation method for improving display quality
EP3920532B1 (en) * 2019-01-31 2025-08-06 JVCKenwood Corporation Image display device, image display system, and inspection method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006038966A (ja) * 2004-07-23 2006-02-09 Sony Corp 画像表示装置及びその駆動方法
JP2006145798A (ja) * 2004-11-19 2006-06-08 Hitachi Displays Ltd 画像信号表示装置
JP2008009318A (ja) * 2006-06-30 2008-01-17 Toshiba Corp 画像処理装置および画像処理方法
WO2010064309A1 (ja) * 2008-12-03 2010-06-10 富士通株式会社 表示装置及び表示制御プログラム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4400200B2 (ja) * 2003-12-10 2010-01-20 セイコーエプソン株式会社 画像表示方法、画像表示装置および画像表示プログラム
US8264613B2 (en) * 2009-03-06 2012-09-11 Radiant Zemax, Llc Methods and systems for correcting streaming video signals

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006038966A (ja) * 2004-07-23 2006-02-09 Sony Corp 画像表示装置及びその駆動方法
JP2006145798A (ja) * 2004-11-19 2006-06-08 Hitachi Displays Ltd 画像信号表示装置
JP2008009318A (ja) * 2006-06-30 2008-01-17 Toshiba Corp 画像処理装置および画像処理方法
WO2010064309A1 (ja) * 2008-12-03 2010-06-10 富士通株式会社 表示装置及び表示制御プログラム

Also Published As

Publication number Publication date
US20140035962A1 (en) 2014-02-06
CN103578421A (zh) 2014-02-12

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