RU2640651C1 - Жидкокристаллический дисплей и многоэкранный дисплей - Google Patents

Жидкокристаллический дисплей и многоэкранный дисплей Download PDF

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Publication number
RU2640651C1
RU2640651C1 RU2016138424A RU2016138424A RU2640651C1 RU 2640651 C1 RU2640651 C1 RU 2640651C1 RU 2016138424 A RU2016138424 A RU 2016138424A RU 2016138424 A RU2016138424 A RU 2016138424A RU 2640651 C1 RU2640651 C1 RU 2640651C1
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RU
Russia
Prior art keywords
liquid crystal
brightness
panel
crystal display
photodetector
Prior art date
Application number
RU2016138424A
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English (en)
Russian (ru)
Inventor
Юта ИМАНИСИ
Хидеки ТАНИДЗОЕ
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Мицубиси Электрик Корпорейшн
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Publication of RU2640651C1 publication Critical patent/RU2640651C1/ru

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    • 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
    • G02F1/1306—Details
    • G02F1/1309—Repairing; Testing
    • 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
    • G02F1/13318—Circuits comprising a photodetector
    • 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
    • G02F1/13336—Combining plural substrates to produce large-area displays, e.g. tiled displays
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/09—Function characteristic transflective

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Planar Illumination Modules (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Transforming Electric Information Into Light Information (AREA)
RU2016138424A 2015-10-09 2016-09-28 Жидкокристаллический дисплей и многоэкранный дисплей RU2640651C1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015200728A JP6598626B2 (ja) 2015-10-09 2015-10-09 液晶ディスプレイおよびマルチ画面ディスプレイ
JP2015-200728 2015-10-09

Publications (1)

Publication Number Publication Date
RU2640651C1 true RU2640651C1 (ru) 2018-01-10

Family

ID=58499988

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2016138424A RU2640651C1 (ru) 2015-10-09 2016-09-28 Жидкокристаллический дисплей и многоэкранный дисплей

Country Status (4)

Country Link
US (1) US9766485B2 (enExample)
JP (1) JP6598626B2 (enExample)
CN (1) CN106997110B (enExample)
RU (1) RU2640651C1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019045723A (ja) * 2017-09-04 2019-03-22 日本精機株式会社 表示装置
CN110415617B (zh) * 2019-07-25 2021-02-26 深圳市华星光电半导体显示技术有限公司 一种灯源组件及显示面板
CN111312100A (zh) * 2019-12-11 2020-06-19 珠海市益写科技有限公司 大型液晶显示屏及调光控制方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060087827A1 (en) * 2004-10-22 2006-04-27 Jung Il-Yong Backlight unit and liquid crystal display apparatus employing the same
US20060108519A1 (en) * 2004-11-24 2006-05-25 Au Optronics Corporation Enhanced flat-panel display photosensing apparatus and method thereof
US20060285311A1 (en) * 2005-06-19 2006-12-21 Chih-Li Chang Light-emitting device, backlight module, and liquid crystal display using the same
US20090140656A1 (en) * 2005-08-12 2009-06-04 Seiji Kohashikawa Light source control device, illuminaton device, and liquid crystal display device
RU2009134954A (ru) * 2007-09-21 2011-04-20 Сони Корпорейшн (JP) Закрывающая часть оптического элемента, многослойная часть оптического элемента, способ ее изготовления, задняя подсветка и жидкокристалический дисплей

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3171808B2 (ja) 1997-02-03 2001-06-04 株式会社ナナオ 液晶表示装置の光検出器
JP4186522B2 (ja) * 2002-06-25 2008-11-26 セイコーエプソン株式会社 表示装置とその調整方法
KR100943267B1 (ko) * 2003-10-11 2010-02-23 삼성전자주식회사 백라이트 어셈블리
KR20080032344A (ko) * 2006-10-09 2008-04-15 삼성전자주식회사 백라이트 어셈블리 및 이를 포함하는 액정 표시 장치
US20080122994A1 (en) * 2006-11-28 2008-05-29 Honeywell International Inc. LCD based communicator system
KR101341123B1 (ko) * 2006-12-15 2013-12-13 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 액정표시장치
JP2009014901A (ja) * 2007-07-03 2009-01-22 Totoku Electric Co Ltd 液晶表示ユニット
JP4769969B2 (ja) * 2007-08-30 2011-09-07 Ｎｅｃディスプレイソリューションズ株式会社 画像表示装置
KR101532571B1 (ko) * 2008-04-21 2015-07-09 삼성디스플레이 주식회사 액정 표시 장치
WO2010109958A1 (ja) * 2009-03-23 2010-09-30 シャープ株式会社 液晶表示装置
JP2011044379A (ja) * 2009-08-24 2011-03-03 Harison Toshiba Lighting Corp バックライト装置
CN102472457A (zh) * 2009-09-04 2012-05-23 夏普株式会社 电子组件、照明装置、显示装置
CN102052600B (zh) * 2009-11-10 2013-04-24 清华大学 背光模组及液晶显示器
WO2011099343A1 (en) * 2010-02-12 2011-08-18 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and driving method thereof
US20130002963A1 (en) * 2010-03-25 2013-01-03 Masashi Yokota Display device and television receiver
US20160109649A1 (en) * 2013-05-31 2016-04-21 Nec Display Solutions, Ltd. Display device and method for detecting backlight light from same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060087827A1 (en) * 2004-10-22 2006-04-27 Jung Il-Yong Backlight unit and liquid crystal display apparatus employing the same
US20060108519A1 (en) * 2004-11-24 2006-05-25 Au Optronics Corporation Enhanced flat-panel display photosensing apparatus and method thereof
US20060285311A1 (en) * 2005-06-19 2006-12-21 Chih-Li Chang Light-emitting device, backlight module, and liquid crystal display using the same
US20090140656A1 (en) * 2005-08-12 2009-06-04 Seiji Kohashikawa Light source control device, illuminaton device, and liquid crystal display device
RU2009134954A (ru) * 2007-09-21 2011-04-20 Сони Корпорейшн (JP) Закрывающая часть оптического элемента, многослойная часть оптического элемента, способ ее изготовления, задняя подсветка и жидкокристалический дисплей

Also Published As

Publication number Publication date
US20170102570A1 (en) 2017-04-13
US9766485B2 (en) 2017-09-19
CN106997110B (zh) 2020-09-25
JP2017072774A (ja) 2017-04-13
CN106997110A (zh) 2017-08-01
JP6598626B2 (ja) 2019-10-30

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