JP2014032953A5 - - Google Patents

Download PDF

Info

Publication number
JP2014032953A5
JP2014032953A5 JP2013112543A JP2013112543A JP2014032953A5 JP 2014032953 A5 JP2014032953 A5 JP 2014032953A5 JP 2013112543 A JP2013112543 A JP 2013112543A JP 2013112543 A JP2013112543 A JP 2013112543A JP 2014032953 A5 JP2014032953 A5 JP 2014032953A5
Authority
JP
Japan
Prior art keywords
region
light
incident
backlight unit
exit surface
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.)
Granted
Application number
JP2013112543A
Other languages
English (en)
Japanese (ja)
Other versions
JP6178114B2 (ja
JP2014032953A (ja
Filing date
Publication date
Priority claimed from KR1020120085384A external-priority patent/KR20140018742A/ko
Application filed filed Critical
Publication of JP2014032953A publication Critical patent/JP2014032953A/ja
Publication of JP2014032953A5 publication Critical patent/JP2014032953A5/ja
Application granted granted Critical
Publication of JP6178114B2 publication Critical patent/JP6178114B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2013112543A 2012-08-03 2013-05-29 バックライトユニット及びこれを有する表示装置 Expired - Fee Related JP6178114B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0085384 2012-08-03
KR1020120085384A KR20140018742A (ko) 2012-08-03 2012-08-03 백라이트 유닛 및 이를 갖는 표시 장치

Publications (3)

Publication Number Publication Date
JP2014032953A JP2014032953A (ja) 2014-02-20
JP2014032953A5 true JP2014032953A5 (https=) 2016-07-14
JP6178114B2 JP6178114B2 (ja) 2017-08-09

Family

ID=47844094

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013112543A Expired - Fee Related JP6178114B2 (ja) 2012-08-03 2013-05-29 バックライトユニット及びこれを有する表示装置

Country Status (5)

Country Link
US (1) US9291765B2 (https=)
EP (1) EP2693115A3 (https=)
JP (1) JP6178114B2 (https=)
KR (1) KR20140018742A (https=)
CN (1) CN103576381B (https=)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5949465B2 (ja) * 2012-11-05 2016-07-06 オムロン株式会社 転写成形方法、金型構造、転写成形装置、及び、光学部材
KR102049856B1 (ko) * 2013-02-21 2019-11-28 엘지전자 주식회사 디스플레이 장치
KR20160044145A (ko) 2014-10-14 2016-04-25 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치
CN105698045A (zh) * 2014-11-28 2016-06-22 江苏欧密格光电科技股份有限公司 高反射率led背光板
KR20160103601A (ko) 2015-02-24 2016-09-02 삼성디스플레이 주식회사 표시 장치
WO2017200950A1 (en) 2016-05-19 2017-11-23 Reald Spark, Llc Wide angle imaging directional backlights
JP6542184B2 (ja) 2016-12-01 2019-07-10 ミネベアミツミ株式会社 面状照明装置
ES2950890T3 (es) * 2016-12-28 2023-10-16 Leia Inc Pantallas de vista múltiple con estructura de soporte reflectante
EP3622347A4 (en) 2017-05-08 2020-12-23 RealD Spark, LLC OPTICAL STACKING FOR DIRECTIONAL BACKLIGHT IMAGING
TWI878209B (zh) 2017-09-15 2025-04-01 美商瑞爾D斯帕克有限責任公司 顯示裝置及應用於顯示裝置的視角控制光學元件
JP6949643B2 (ja) 2017-09-28 2021-10-13 株式会社ジャパンディスプレイ 照明装置及び表示装置
TWI827580B (zh) 2018-01-25 2024-01-01 美商瑞爾D斯帕克有限責任公司 用於防窺顯示裝置之反射式光學堆疊物
EP3743766B1 (en) 2018-01-25 2026-02-11 RealD Spark, LLC Touch screen for privacy display
EP3769516B1 (en) 2018-03-22 2025-06-25 RealD Spark, LLC Optical waveguide for directional backlight
US10955715B2 (en) 2018-06-29 2021-03-23 Reald Spark, Llc Optical stack for privacy display
WO2020018552A1 (en) 2018-07-18 2020-01-23 Reald Spark, Llc Optical stack for switchable directional display
US11435638B2 (en) * 2018-09-13 2022-09-06 Sakai Display Products Corporation Liquid crystal display device
US11106103B2 (en) 2018-10-03 2021-08-31 Reald Spark, Llc Privacy display apparatus controlled in response to environment of apparatus
WO2020097156A1 (en) 2018-11-07 2020-05-14 Reald Spark, Llc Directional display apparatus
TWI912252B (zh) 2019-07-02 2026-01-21 美商瑞爾D斯帕克有限責任公司 定向顯示設備
WO2021097066A1 (en) 2019-11-13 2021-05-20 Reald Spark, Llc Off-axis display device
US11796828B2 (en) 2019-12-10 2023-10-24 Reald Spark, Llc Control of reflections of a display device
KR102696037B1 (ko) * 2020-01-22 2024-08-19 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치
CN115768642A (zh) 2020-04-30 2023-03-07 瑞尔D斯帕克有限责任公司 定向显示设备
TWI898003B (zh) 2020-07-29 2025-09-21 美商瑞爾D斯帕克有限責任公司 光瞳照明裝置
US11892717B2 (en) 2021-09-30 2024-02-06 Reald Spark, Llc Marks for privacy display
US11977286B2 (en) 2022-02-09 2024-05-07 Reald Spark, Llc Observer-tracked privacy display
TW202332973A (zh) 2022-02-09 2023-08-16 美商瑞爾D斯帕克有限責任公司 具均勻減低偏軸亮度之顯示裝置
WO2023196440A1 (en) 2022-04-07 2023-10-12 Reald Spark, Llc Directional display apparatus
CN114624811B (zh) * 2022-05-17 2022-08-16 深圳市北泰显示技术有限公司 一种显示屏背光模组的生产方法
EP4705827A1 (en) 2023-04-25 2026-03-11 RealD Spark, LLC Switchable privacy display
WO2025030030A2 (en) 2023-08-03 2025-02-06 Reald Spark, Llc Privacy displays
JP2025167850A (ja) * 2024-04-26 2025-11-07 パナソニックIpマネジメント株式会社 照明装置

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0963332A (ja) * 1995-08-21 1997-03-07 Minebea Co Ltd 面状光源装置
US5854872A (en) * 1996-10-08 1998-12-29 Clio Technologies, Inc. Divergent angle rotator system and method for collimating light beams
US7001058B2 (en) 2001-05-16 2006-02-21 Ben-Zion Inditsky Ultra-thin backlight
JP4049624B2 (ja) * 2001-07-27 2008-02-20 株式会社エンプラス 面光源装置、画像表示装置及び導光板
CN100392495C (zh) * 2001-07-27 2008-06-04 株式会社恩普乐 面光源装置及导光板
JP2003121840A (ja) 2001-10-10 2003-04-23 Kawaguchiko Seimitsu Co Ltd 液晶表示装置
US7128459B2 (en) * 2001-11-12 2006-10-31 Nidec Copal Corporation Light-guide plate and method for manufacturing the same
KR100756368B1 (ko) 2002-12-05 2007-09-10 삼성전자주식회사 백 라이트 어셈블리 및 이를 갖는 액정표시장치
JP2005063913A (ja) * 2003-08-20 2005-03-10 Toyota Industries Corp 導光板
KR20050030723A (ko) 2003-09-26 2005-03-31 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
KR20050049196A (ko) 2003-11-21 2005-05-25 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
JP2006128093A (ja) * 2004-09-28 2006-05-18 Mitsubishi Rayon Co Ltd 面光源装置用導光体および面光源装置
JP4728688B2 (ja) * 2004-10-13 2011-07-20 Nec液晶テクノロジー株式会社 光源装置、表示装置、端末装置及び光ユニット
JP2006133274A (ja) 2004-11-02 2006-05-25 Sony Corp 液晶表示装置
JP2006154320A (ja) 2004-11-30 2006-06-15 Citizen Watch Co Ltd 表示装置及び照明装置
KR20060132202A (ko) 2005-06-17 2006-12-21 삼성전자주식회사 액정표시장치
JP4329736B2 (ja) * 2005-07-04 2009-09-09 セイコーエプソン株式会社 光学基板、面状照明装置、電気光学装置
CN100498389C (zh) * 2006-03-25 2009-06-10 鸿富锦精密工业(深圳)有限公司 导光板和背光模组
JP5142499B2 (ja) 2006-08-18 2013-02-13 株式会社ジャパンディスプレイイースト 液晶表示装置
US7287892B1 (en) * 2006-10-30 2007-10-30 Avago Technologies Ecbu Ip (Singapore) Pte Ltd Light source for back-lit displays
KR101149409B1 (ko) * 2006-11-09 2012-06-01 삼성전자주식회사 백라이트 유닛
JP2008134391A (ja) 2006-11-28 2008-06-12 Optrex Corp 液晶表示装置
KR20080060736A (ko) 2006-12-27 2008-07-02 삼성전자주식회사 백라이트 어셈블리 및 이를 구비하는 액정 표시 장치
JP2008170739A (ja) 2007-01-12 2008-07-24 Hitachi Displays Ltd 液晶表示装置
WO2009004598A2 (en) * 2007-07-05 2009-01-08 Udayan Kanade Light source of varying thickness
JP5202906B2 (ja) * 2007-08-27 2013-06-05 株式会社ジャパンディスプレイイースト 液晶表示装置
KR100942490B1 (ko) * 2007-09-05 2010-02-12 제일모직주식회사 전면에 광학부재를 구비하는 백라이트 유닛용 도광판 및이를 이용한 액정표시장치
KR101502368B1 (ko) 2007-11-27 2015-03-13 엘지디스플레이 주식회사 백라이트 유닛 및 이를 이용한 액정 표시장치
US8348489B2 (en) * 2008-01-30 2013-01-08 Qualcomm Mems Technologies, Inc. Thin illumination system
WO2009116011A1 (en) * 2008-03-19 2009-09-24 I2Ic Corporation Apparatus for efficiently coupling light from a light source into a thin object
US8089583B2 (en) * 2008-06-18 2012-01-03 Jabil Circuit, Inc. Light guide blade with color balancing structures and blue absorption compensation for large screen LED backlight unit
JP5126363B2 (ja) 2008-07-10 2013-01-23 オムロン株式会社 面光源装置及び液晶表示装置
DE102008051208A1 (de) 2008-10-14 2010-04-15 Khs Ag Tragegriff für einen Behälter
JP4985787B2 (ja) 2010-01-12 2012-07-25 オムロン株式会社 面光源装置及び液晶表示装置
JP2011187230A (ja) * 2010-03-05 2011-09-22 Omron Corp 面光源装置及び液晶表示装置
TWI497015B (zh) * 2010-05-27 2015-08-21 Hon Hai Prec Ind Co Ltd 背光模組
KR20130019974A (ko) * 2011-08-18 2013-02-27 삼성디스플레이 주식회사 백라이트 유닛 및 이를 구비하는 표시 장치

Similar Documents

Publication Publication Date Title
JP2014032953A5 (https=)
JP6540020B2 (ja) 導光板、表示装置及び遊技機
KR102244427B1 (ko) 조명 장치
JP2013114110A5 (https=)
JP2008027886A5 (https=)
US20150062917A1 (en) Illumination device for providing the maximum illumination effect
JP2012190907A5 (https=)
JP2014509433A (ja) 拡散光を発するための発光素子
US20160223734A1 (en) Front light module and display module
JP2011040279A5 (https=)
JP2015053128A5 (ja) 照明装置及び光学部材
JP2013213896A5 (https=)
JP2010231184A5 (https=)
ES2441916B1 (es) Módulo emisor de luz planar lateral
JP2013235043A5 (https=)
RU2016102340A (ru) Осветительное устройство
JP6530928B2 (ja) 照明装置
JP2013073876A (ja) 液晶表示装置
KR101651888B1 (ko) 백라이트 장치
EP3012519B1 (en) Lighting device
US8801246B2 (en) Vehicle lamp
JP2012189930A5 (https=)
JP2016066847A5 (https=)
JP2006179495A5 (https=)
JP6141210B2 (ja) 面光源装置及びそれを備える表示装置