WO2009072428A1 - 表示装置 - Google Patents

表示装置 Download PDF

Info

Publication number
WO2009072428A1
WO2009072428A1 PCT/JP2008/071526 JP2008071526W WO2009072428A1 WO 2009072428 A1 WO2009072428 A1 WO 2009072428A1 JP 2008071526 W JP2008071526 W JP 2008071526W WO 2009072428 A1 WO2009072428 A1 WO 2009072428A1
Authority
WO
WIPO (PCT)
Prior art keywords
backlight
data obtained
sensor element
display region
controlled based
Prior art date
Application number
PCT/JP2008/071526
Other languages
English (en)
French (fr)
Inventor
Masumitsu Ino
Tsutomu Tanaka
Ryoichi Ito
Masafumi Kunii
Hiroyuki Ikeda
Masanobu Ikeda
Original Assignee
Sony Corporation
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
Priority claimed from JP2008269590A external-priority patent/JP5301240B2/ja
Application filed by Sony Corporation filed Critical Sony Corporation
Priority to CN2008800231013A priority Critical patent/CN101688998B/zh
Priority to US12/601,480 priority patent/US20100164921A1/en
Publication of WO2009072428A1 publication Critical patent/WO2009072428A1/ja

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/13338—Input devices, e.g. touch panels
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-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
    • 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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • 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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3648—Control of matrices with row and column drivers using an active matrix
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G02F1/13312—Circuits comprising photodetectors for purposes other than feedback
    • 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
    • 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

Abstract

　画像品質、位置検出精度の向上を実現する。液晶パネル２００の一方の面の側から、その表示領域ＰＡへ照明光を出射するバックライト３００の動作を、外光センサ素子３２ｂによって得られた受光データに基づいて制御する。ここでは、表示領域ＰＡに配置された外光センサ素子３２ｂによって得られた受光データに基づいて、バックライト３００の動作を制御する。
PCT/JP2008/071526 2007-12-05 2008-11-27 表示装置 WO2009072428A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2008800231013A CN101688998B (zh) 2007-12-05 2008-11-27 显示设备
US12/601,480 US20100164921A1 (en) 2007-12-05 2008-11-27 Display apparatus

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007314911 2007-12-05
JP2007-314911 2007-12-05
JP2008269590A JP5301240B2 (ja) 2007-12-05 2008-10-20 表示装置
JP2008-269590 2008-10-20

Publications (1)

Publication Number Publication Date
WO2009072428A1 true WO2009072428A1 (ja) 2009-06-11

Family

ID=40717610

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/071526 WO2009072428A1 (ja) 2007-12-05 2008-11-27 表示装置

Country Status (1)

Country Link
WO (1) WO2009072428A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2381345A1 (en) * 2009-01-20 2011-10-26 Sharp Kabushiki Kaisha Liquid crystal display device provided with light intensity sensor
CN105093580A (zh) * 2015-08-06 2015-11-25 京东方科技集团股份有限公司 一种防窥结构、显示面板、背光模组及显示装置
TWI803702B (zh) * 2018-11-02 2023-06-01 日商日本顯示器股份有限公司 顯示裝置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005352490A (ja) * 2004-06-10 2005-12-22 Samsung Electronics Co Ltd 表示装置及びその駆動方法
WO2006088118A1 (ja) * 2005-02-18 2006-08-24 Pioneer Corporation 表示制御装置、および、表示装置
JP2006301864A (ja) * 2005-04-19 2006-11-02 Sony Corp 画像表示装置および物体の検出方法
JP2007047789A (ja) * 2005-08-08 2007-02-22 Samsung Electronics Co Ltd 表示装置及びその駆動方法
JP2007094098A (ja) * 2005-09-29 2007-04-12 Sanyo Epson Imaging Devices Corp 液晶表示装置及び電子機器
JP2007286029A (ja) * 2006-04-17 2007-11-01 Samsung Sdi Co Ltd 外光感知センサー及びこれを利用した液晶表示装置
JP2007304520A (ja) * 2006-05-15 2007-11-22 Epson Imaging Devices Corp カラー液晶表示装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005352490A (ja) * 2004-06-10 2005-12-22 Samsung Electronics Co Ltd 表示装置及びその駆動方法
WO2006088118A1 (ja) * 2005-02-18 2006-08-24 Pioneer Corporation 表示制御装置、および、表示装置
JP2006301864A (ja) * 2005-04-19 2006-11-02 Sony Corp 画像表示装置および物体の検出方法
JP2007047789A (ja) * 2005-08-08 2007-02-22 Samsung Electronics Co Ltd 表示装置及びその駆動方法
JP2007094098A (ja) * 2005-09-29 2007-04-12 Sanyo Epson Imaging Devices Corp 液晶表示装置及び電子機器
JP2007286029A (ja) * 2006-04-17 2007-11-01 Samsung Sdi Co Ltd 外光感知センサー及びこれを利用した液晶表示装置
JP2007304520A (ja) * 2006-05-15 2007-11-22 Epson Imaging Devices Corp カラー液晶表示装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2381345A1 (en) * 2009-01-20 2011-10-26 Sharp Kabushiki Kaisha Liquid crystal display device provided with light intensity sensor
EP2381345A4 (en) * 2009-01-20 2013-06-05 Sharp Kk LIQUID CRYSTAL DISPLAY DEVICE HAVING A LIGHT INTENSITY SENSOR
CN105093580A (zh) * 2015-08-06 2015-11-25 京东方科技集团股份有限公司 一种防窥结构、显示面板、背光模组及显示装置
TWI803702B (zh) * 2018-11-02 2023-06-01 日商日本顯示器股份有限公司 顯示裝置

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