BRPI0914855A2 - dispositivo de controle para dispositivo de exibição de cristal líquido, dispositivo de exibição de cristal líquido, método para controle de dispositivo de exibição de cristal líquido, programa e meio de armazenameto. - Google Patents

dispositivo de controle para dispositivo de exibição de cristal líquido, dispositivo de exibição de cristal líquido, método para controle de dispositivo de exibição de cristal líquido, programa e meio de armazenameto.

Info

Publication number
BRPI0914855A2
BRPI0914855A2 BRPI0914855A BRPI0914855A BRPI0914855A2 BR PI0914855 A2 BRPI0914855 A2 BR PI0914855A2 BR PI0914855 A BRPI0914855 A BR PI0914855A BR PI0914855 A BRPI0914855 A BR PI0914855A BR PI0914855 A2 BRPI0914855 A2 BR PI0914855A2
Authority
BR
Brazil
Prior art keywords
liquid crystal
crystal display
display device
control
program
Prior art date
Application number
BRPI0914855A
Other languages
English (en)
Inventor
Shiomi Makoto
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of BRPI0914855A2 publication Critical patent/BRPI0914855A2/pt

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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 by control of light from an independent source
    • G09G3/3406Control of illumination source
    • G09G3/342Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G09G3/3426Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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 by control of light from an independent source
    • G09G3/3406Control of illumination source
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00Command of the display device
    • G09G2310/02Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0232Special driving of display border areas
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/0233Improving the luminance or brightness uniformity across the screen
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/02Improving the quality of display appearance
    • G09G2320/0238Improving the black level
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/06Adjustment of display parameters
    • G09G2320/0626Adjustment of display parameters for control of overall brightness
    • G09G2320/0646Modulation of illumination source brightness and image signal correlated to each other
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02Details of power systems and of start or stop of display operation
    • G09G2330/021Power management, e.g. power saving
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00Aspects of display data processing
    • G09G2340/04Changes in size, position or resolution of an image
    • G09G2340/0407Resolution change, inclusive of the use of different resolutions for different screen areas
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00Aspects of the architecture of display systems
    • G09G2360/16Calculation or use of calculated indices related to luminance levels in display data
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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 by control of light from an independent source
    • G09G3/36Control 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 by control of light from an independent source using liquid crystals
    • G09G3/3611Control of matrices with row and column drivers
    • G09G3/3648Control of matrices with row and column drivers using an active matrix

Landscapes

  • 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)
  • Liquid Crystal (AREA)
BRPI0914855A 2008-06-27 2009-03-13 dispositivo de controle para dispositivo de exibição de cristal líquido, dispositivo de exibição de cristal líquido, método para controle de dispositivo de exibição de cristal líquido, programa e meio de armazenameto. BRPI0914855A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008169424 2008-06-27
PCT/JP2009/054936 WO2009157224A1 (ja) 2008-06-27 2009-03-13 液晶表示装置の制御装置、液晶表示装置、液晶表示装置の制御方法、プログラムおよび記録媒体

Publications (1)

Publication Number Publication Date
BRPI0914855A2 true BRPI0914855A2 (pt) 2019-09-24

Family

ID=41444296

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0914855A BRPI0914855A2 (pt) 2008-06-27 2009-03-13 dispositivo de controle para dispositivo de exibição de cristal líquido, dispositivo de exibição de cristal líquido, método para controle de dispositivo de exibição de cristal líquido, programa e meio de armazenameto.

Country Status (7)

Country Link
US (1) US8917293B2 (pt)
EP (1) EP2290435B1 (pt)
JP (1) JP4806102B2 (pt)
CN (1) CN102016699B (pt)
BR (1) BRPI0914855A2 (pt)
RU (1) RU2471214C2 (pt)
WO (1) WO2009157224A1 (pt)

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KR100867104B1 (ko) * 2007-07-27 2008-11-06 전자부품연구원 영상 표시 장치의 백라이트 밝기 제어 방법 및 장치
JP2009031585A (ja) 2007-07-27 2009-02-12 Toshiba Corp 液晶表示装置
WO2009157224A1 (ja) 2008-06-27 2009-12-30 シャープ株式会社 液晶表示装置の制御装置、液晶表示装置、液晶表示装置の制御方法、プログラムおよび記録媒体
KR100950682B1 (ko) * 2008-07-24 2010-03-31 전자부품연구원 표시 장치 및 방법

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US8917293B2 (en) 2014-12-23
US20110037785A1 (en) 2011-02-17
JP4806102B2 (ja) 2011-11-02
EP2290435A4 (en) 2011-06-15
CN102016699A (zh) 2011-04-13
EP2290435B1 (en) 2019-05-22
JPWO2009157224A1 (ja) 2011-12-08
CN102016699B (zh) 2012-11-21

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