JP2014032953A5 - - Google Patents
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- 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
Links
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 241000255777 Lepidoptera Species 0.000 description 1
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 (OSRAM) | 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 (OSRAM) |
| EP (1) | EP2693115A3 (OSRAM) |
| JP (1) | JP6178114B2 (OSRAM) |
| KR (1) | KR20140018742A (OSRAM) |
| CN (1) | CN103576381B (OSRAM) |
Families Citing this family (32)
| 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 |
| JP6893991B2 (ja) * | 2016-12-28 | 2021-06-23 | レイア、インコーポレイテッドLeia Inc. | 反射支持構造を有するマルチビューディスプレイ |
| CN110809732B (zh) | 2017-05-08 | 2025-01-10 | 瑞尔D斯帕克有限责任公司 | 用于成像定向背光源的光学叠堆 |
| 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 |
| CA3089477A1 (en) | 2018-01-25 | 2019-08-01 | Reald Spark, Llc | Touch screen for privacy display |
| AU2019211358B2 (en) | 2018-01-25 | 2024-10-10 | Reald Spark, Llc | Reflective optical stack for privacy display |
| WO2019183525A1 (en) | 2018-03-22 | 2019-09-26 | Reald Spark, Llc | Optical waveguide for directional backlight |
| WO2020005748A1 (en) | 2018-06-29 | 2020-01-02 | 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 |
| WO2020054017A1 (ja) * | 2018-09-13 | 2020-03-19 | 堺ディスプレイプロダクト株式会社 | 液晶表示装置 |
| US11106103B2 (en) | 2018-10-03 | 2021-08-31 | Reald Spark, Llc | Privacy display apparatus controlled in response to environment of apparatus |
| US11092852B2 (en) | 2018-11-07 | 2021-08-17 | Reald Spark, Llc | Directional display apparatus |
| TW202102883A (zh) | 2019-07-02 | 2021-01-16 | 美商瑞爾D斯帕克有限責任公司 | 定向顯示設備 |
| WO2021097040A1 (en) | 2019-11-13 | 2021-05-20 | Reald Spark, Llc | Display device with uniform off-axis luminance reduction |
| CN114761844A (zh) | 2019-12-10 | 2022-07-15 | 瑞尔D斯帕克有限责任公司 | 显示装置的反射的控制 |
| KR102696037B1 (ko) * | 2020-01-22 | 2024-08-19 | 삼성디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 표시 장치 |
| US11237417B2 (en) | 2020-04-30 | 2022-02-01 | Reald Spark, Llc | Directional display apparatus |
| 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 |
| WO2023154217A1 (en) | 2022-02-09 | 2023-08-17 | Reald Spark, Llc | Observer-tracked privacy display |
| US11892718B2 (en) | 2022-04-07 | 2024-02-06 | 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 |
| WO2024226506A1 (en) | 2023-04-25 | 2024-10-31 | Reald Spark, Llc | Switchable privacy display |
| US12393066B2 (en) | 2023-08-03 | 2025-08-19 | 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)
| 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 |
| CN100392491C (zh) * | 2001-07-27 | 2008-06-04 | 株式会社恩普乐 | 面光源装置及导光板 |
| 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 |
| 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 |
| JP2011503771A (ja) * | 2007-07-05 | 2011-01-27 | カナデ,ウダヤン | 変動する厚さを持つ光源 |
| 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 |
| JP2011512006A (ja) * | 2008-01-30 | 2011-04-14 | デジタル オプティクス インターナショナル,リミティド ライアビリティ カンパニー | 薄型照明システム |
| US8662727B2 (en) * | 2008-03-19 | 2014-03-04 | 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 |
-
2012
- 2012-08-03 KR KR1020120085384A patent/KR20140018742A/ko not_active Ceased
-
2013
- 2013-01-31 US US13/755,327 patent/US9291765B2/en not_active Expired - Fee Related
- 2013-03-01 EP EP13157367.7A patent/EP2693115A3/en not_active Withdrawn
- 2013-05-16 CN CN201310180686.2A patent/CN103576381B/zh not_active Expired - Fee Related
- 2013-05-29 JP JP2013112543A patent/JP6178114B2/ja not_active Expired - Fee Related
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