JP5756931B2 - 照明装置および表示装置 - Google Patents

照明装置および表示装置 Download PDF

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Publication number
JP5756931B2
JP5756931B2 JP2010088763A JP2010088763A JP5756931B2 JP 5756931 B2 JP5756931 B2 JP 5756931B2 JP 2010088763 A JP2010088763 A JP 2010088763A JP 2010088763 A JP2010088763 A JP 2010088763A JP 5756931 B2 JP5756931 B2 JP 5756931B2
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JP
Japan
Prior art keywords
light
electrode
light source
voltage
light modulation
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.)
Expired - Fee Related
Application number
JP2010088763A
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English (en)
Japanese (ja)
Other versions
JP2011142065A (ja
JP2011142065A5 (enExample
Inventor
内田　龍男
龍男 内田
石鍋　隆宏
隆宏 石鍋
川上　徹
徹 川上
奥山　健太郎
健太郎 奥山
真平 永谷
真平 永谷
明 蛭子井
明 蛭子井
池田　昌弘
昌弘 池田
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.)
Tohoku University NUC
Sony Corp
Original Assignee
Tohoku University NUC
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 Tohoku University NUC, Sony Corp filed Critical Tohoku University NUC
Priority to JP2010088763A priority Critical patent/JP5756931B2/ja
Priority to US12/965,364 priority patent/US8259384B2/en
Priority to CN201010586181.2A priority patent/CN102155674B/zh
Publication of JP2011142065A publication Critical patent/JP2011142065A/ja
Publication of JP2011142065A5 publication Critical patent/JP2011142065A5/ja
Application granted granted Critical
Publication of JP5756931B2 publication Critical patent/JP5756931B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • 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
    • G02F1/133601—Illuminating devices for spatial active dimming
    • 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
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Dispersion Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP2010088763A 2009-12-11 2010-04-07 照明装置および表示装置 Expired - Fee Related JP5756931B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2010088763A JP5756931B2 (ja) 2009-12-11 2010-04-07 照明装置および表示装置
US12/965,364 US8259384B2 (en) 2009-12-11 2010-12-10 Illumination device and display device
CN201010586181.2A CN102155674B (zh) 2009-12-11 2010-12-13 照明装置和显示装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009281388 2009-12-11
JP2009281388 2009-12-11
JP2010088763A JP5756931B2 (ja) 2009-12-11 2010-04-07 照明装置および表示装置

Publications (3)

Publication Number Publication Date
JP2011142065A JP2011142065A (ja) 2011-07-21
JP2011142065A5 JP2011142065A5 (enExample) 2013-05-09
JP5756931B2 true JP5756931B2 (ja) 2015-07-29

Family

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Family Applications (1)

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JP2010088763A Expired - Fee Related JP5756931B2 (ja) 2009-12-11 2010-04-07 照明装置および表示装置

Country Status (3)

Country Link
US (1) US8259384B2 (enExample)
JP (1) JP5756931B2 (enExample)
CN (1) CN102155674B (enExample)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101821429B1 (ko) 2009-12-29 2018-01-23 퀄컴 엠이엠에스 테크놀로지스, 인크. 금속화된 광 방향 전환 특징부를 갖는 조명 장치
JP5679308B2 (ja) * 2010-04-07 2015-03-04 ソニー株式会社 照明装置および表示装置
JP5906649B2 (ja) 2011-10-05 2016-04-20 ソニー株式会社 表示装置
US20130127784A1 (en) * 2011-11-22 2013-05-23 Qualcomm Mems Technologies, Inc. Methods and apparatuses for hiding optical contrast features
CN102628579B (zh) * 2012-02-28 2016-05-25 京东方科技集团股份有限公司 导光板、背光模组及显示装置
CN103360794B (zh) * 2012-03-29 2015-04-22 群康科技(深圳)有限公司 中孔洞氧化物空心粒子的制法与包含上述的液晶显示器
TWI545377B (zh) 2012-05-11 2016-08-11 Sony Corp Lighting device and display device
JP2013239289A (ja) * 2012-05-14 2013-11-28 Mitsubishi Electric Corp 面状光源装置及びそれを備えた表示装置
CN103426361B (zh) * 2012-05-21 2016-03-30 联想(北京)有限公司 显示装置
JP6035866B2 (ja) * 2012-05-22 2016-11-30 ソニー株式会社 照明装置および表示装置
CN104570192A (zh) * 2013-10-25 2015-04-29 苏州璨宇光学有限公司 导光板及其制作方法
US9310634B2 (en) * 2013-12-23 2016-04-12 Google Inc. Aesthetic layer for display panels
US9703031B2 (en) * 2014-04-28 2017-07-11 Rambus Delaware Llc Light guide and lighting assembly with array of rotated micro-optical elements
JP2016057338A (ja) 2014-09-05 2016-04-21 株式会社ジャパンディスプレイ 表示装置及び光源装置
CN104216178B (zh) 2014-09-09 2017-09-15 京东方科技集团股份有限公司 一种阵列基板及液晶显示装置
TWI599818B (zh) 2014-10-22 2017-09-21 日本顯示器股份有限公司 顯示裝置
CN105700204A (zh) * 2014-11-28 2016-06-22 通用电气照明解决方案有限公司 光控装置和包含该光控装置的灯具
JP6364335B2 (ja) 2014-12-04 2018-07-25 株式会社ジャパンディスプレイ 表示装置
CN104483785B (zh) 2014-12-30 2017-07-04 厦门天马微电子有限公司 一种显示面板及显示装置
JP6474630B2 (ja) * 2015-02-06 2019-02-27 株式会社ジャパンディスプレイ 表示装置
JP6501690B2 (ja) * 2015-10-13 2019-04-17 株式会社ジャパンディスプレイ 表示装置
JP2017032782A (ja) 2015-07-31 2017-02-09 株式会社ジャパンディスプレイ 表示装置
JP6671940B2 (ja) 2015-12-07 2020-03-25 株式会社ジャパンディスプレイ 表示装置
JP6602695B2 (ja) * 2016-03-01 2019-11-06 株式会社ジャパンディスプレイ 表示装置
JP2017156718A (ja) 2016-03-04 2017-09-07 株式会社ジャパンディスプレイ 表示装置
JP2017167214A (ja) 2016-03-14 2017-09-21 株式会社ジャパンディスプレイ 表示装置
JP6720008B2 (ja) * 2016-07-22 2020-07-08 株式会社ジャパンディスプレイ 表示装置および表示装置の駆動方法
CN106019675A (zh) * 2016-07-29 2016-10-12 京东方科技集团股份有限公司 一种光波导显示模组、电子设备及制作方法
CN106019674B (zh) * 2016-07-29 2021-09-14 京东方科技集团股份有限公司 一种光波导显示模组及电子设备
KR102589676B1 (ko) * 2016-09-29 2023-10-16 엘지디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 액정 표시 장치
CN108614375A (zh) * 2016-12-13 2018-10-02 宏碁股份有限公司 显示面板
JP2019191230A (ja) 2018-04-19 2019-10-31 株式会社ジャパンディスプレイ 表示装置
CN108873444B (zh) * 2018-07-17 2021-11-09 Tcl华星光电技术有限公司 柔性导光板及柔性显示器
US10824024B2 (en) * 2018-08-23 2020-11-03 Innolux Corporation Electronic apparatus
JP7179668B2 (ja) 2019-04-16 2022-11-29 株式会社ジャパンディスプレイ 表示装置
CN111489637B (zh) * 2020-04-23 2022-11-25 京东方科技集团股份有限公司 显示模组及显示装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06347790A (ja) 1993-06-08 1994-12-22 Fujitsu Ltd 表示装置
JPH11142843A (ja) 1997-11-05 1999-05-28 Toshiba Chem Corp バックライト装置
JP4083271B2 (ja) * 1998-01-23 2008-04-30 東芝松下ディスプレイテクノロジー株式会社 液晶表示装置
JP3478784B2 (ja) * 2000-07-12 2003-12-15 日本電信電話株式会社 光学素子および該光学素子を備えた表示装置
JP2004253335A (ja) 2003-02-21 2004-09-09 Kawaguchiko Seimitsu Co Ltd バックライト装置
US7932980B2 (en) * 2005-11-23 2011-04-26 University Of Central Florida Research Foundation, Inc. Liquid crystal display device having patterned electrodes for repetitive divided horizontal electric field and fringing electric field
CN101419340B (zh) * 2008-11-18 2010-07-28 友达光电股份有限公司 可切换式光栅及平面显示器
JP4752911B2 (ja) * 2008-12-26 2011-08-17 ソニー株式会社 照明装置、表示装置、およびエッジライト方式のバックライトに用いる光変調素子の製造方法
JP5679308B2 (ja) * 2010-04-07 2015-03-04 ソニー株式会社 照明装置および表示装置

Also Published As

Publication number Publication date
CN102155674A (zh) 2011-08-17
US8259384B2 (en) 2012-09-04
JP2011142065A (ja) 2011-07-21
CN102155674B (zh) 2015-01-07
US20110141551A1 (en) 2011-06-16

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