CN1841162A - 光源设备、使用其的显示设备及终端设备 - Google Patents
光源设备、使用其的显示设备及终端设备 Download PDFInfo
- Publication number
- CN1841162A CN1841162A CNA2006100715601A CN200610071560A CN1841162A CN 1841162 A CN1841162 A CN 1841162A CN A2006100715601 A CNA2006100715601 A CN A2006100715601A CN 200610071560 A CN200610071560 A CN 200610071560A CN 1841162 A CN1841162 A CN 1841162A
- Authority
- CN
- China
- Prior art keywords
- light
- light source
- optical waveguide
- cone
- emission
- 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
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0051—Diffusing sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005091630 | 2005-03-28 | ||
JP2005091630A JP4741866B2 (ja) | 2005-03-28 | 2005-03-28 | 光源装置及びそれを用いた表示装置、端末装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1841162A true CN1841162A (zh) | 2006-10-04 |
CN100410771C CN100410771C (zh) | 2008-08-13 |
Family
ID=37030246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100715601A Active CN100410771C (zh) | 2005-03-28 | 2006-03-28 | 光源设备、使用其的显示设备及终端设备 |
Country Status (3)
Country | Link |
---|---|
US (2) | US7470052B2 (zh) |
JP (1) | JP4741866B2 (zh) |
CN (1) | CN100410771C (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101243790B1 (ko) * | 2006-06-26 | 2013-03-18 | 엘지디스플레이 주식회사 | 입체 영상표시장치 |
JP2008046387A (ja) * | 2006-08-17 | 2008-02-28 | Nec Saitama Ltd | 情報処理装置 |
JP4902431B2 (ja) * | 2007-06-07 | 2012-03-21 | 富士フイルム株式会社 | 面状照明装置 |
KR20100092757A (ko) * | 2009-02-13 | 2010-08-23 | 삼성전자주식회사 | 백라이트 어셈블리 및 도광판의 제조 방법 |
CN101832505A (zh) * | 2009-03-13 | 2010-09-15 | 富士迈半导体精密工业(上海)有限公司 | 照明装置 |
CN102207278A (zh) * | 2010-03-30 | 2011-10-05 | 鸿富锦精密工业(深圳)有限公司 | 聚光片及背光模组 |
JP5668920B2 (ja) * | 2010-12-22 | 2015-02-12 | ミネベア株式会社 | 照明装置 |
US8668370B2 (en) | 2012-05-03 | 2014-03-11 | Wisconsin Alumni Research Foundation | Dimpled light distribution plates |
TWI457663B (zh) * | 2012-05-16 | 2014-10-21 | 友達光電股份有限公司 | 背光模組 |
KR20150139105A (ko) * | 2014-06-02 | 2015-12-11 | 삼성디스플레이 주식회사 | 광원 구동 방법, 이 방법을 수행하는 광원 구동 장치 및 이 광원 구동 장치를 포함하는 표시 장치 |
JP2018522367A (ja) | 2015-05-13 | 2018-08-09 | コーニング インコーポレイテッド | ホットスポットを減少した導光体およびその製造方法 |
KR20180034007A (ko) * | 2016-09-27 | 2018-04-04 | 삼성전자주식회사 | 디스플레이 장치 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5839812A (en) * | 1995-07-18 | 1998-11-24 | Gl Displays, Inc. | Flat parallel light source |
JP3653308B2 (ja) * | 1995-08-01 | 2005-05-25 | 日東樹脂工業株式会社 | 面光源装置及び液晶ディスプレイ |
JPH09265092A (ja) * | 1996-03-28 | 1997-10-07 | Enplas Corp | サイドライト型面光源装置 |
JP3808598B2 (ja) * | 1997-07-31 | 2006-08-16 | 日東電工株式会社 | 面光源装置、偏光光源装置及び液晶表示装置 |
JPH11305011A (ja) * | 1998-04-22 | 1999-11-05 | Dainippon Printing Co Ltd | レンズフィルム及び面光源装置 |
US6199989B1 (en) * | 1998-10-29 | 2001-03-13 | Sumitomo Chemical Company, Limited | Optical plate having reflecting function and transmitting function |
JP4408166B2 (ja) * | 2000-04-27 | 2010-02-03 | 大日本印刷株式会社 | 指向性拡散フィルム及びその製造方法、面光源装置及び液晶表示装置 |
JP2002116441A (ja) * | 2000-10-06 | 2002-04-19 | Hitachi Ltd | バックイライトとその製造方法およびこれを用いた液晶表示装置 |
KR100835005B1 (ko) * | 2001-12-24 | 2008-06-04 | 엘지디스플레이 주식회사 | 백라이트 유닛 |
KR100951285B1 (ko) * | 2002-03-06 | 2010-04-02 | 키모토 컴파니 리미티드 | 광확산 시이트 및 면 광원소자 |
JP4172008B2 (ja) * | 2002-03-27 | 2008-10-29 | 三菱電機株式会社 | 面光源装置 |
JP2004095390A (ja) * | 2002-08-30 | 2004-03-25 | Fujitsu Display Technologies Corp | 照明装置及び表示装置 |
US7210836B2 (en) * | 2002-09-19 | 2007-05-01 | Mitsubishi Denki Kabushiki Kaisha | Display unit and electronic apparatus with display unit |
JP4436105B2 (ja) * | 2002-11-29 | 2010-03-24 | 富士通株式会社 | リフレクタ及び照明装置及び導光板及び表示装置 |
JP2004179116A (ja) * | 2002-11-29 | 2004-06-24 | Alps Electric Co Ltd | 背面照明装置及び液晶表示装置 |
JP2004192828A (ja) * | 2002-12-06 | 2004-07-08 | Alps Electric Co Ltd | 背面照明装置及び液晶表示装置 |
JP2004014527A (ja) * | 2003-09-08 | 2004-01-15 | Omron Corp | 面光源装置 |
US20050185416A1 (en) * | 2004-02-24 | 2005-08-25 | Eastman Kodak Company | Brightness enhancement film using light concentrator array |
US7690829B2 (en) * | 2005-03-29 | 2010-04-06 | Konica Minolta Holdings, Inc. | Surface light emitter and display apparatus |
-
2005
- 2005-03-28 JP JP2005091630A patent/JP4741866B2/ja active Active
-
2006
- 2006-03-27 US US11/389,263 patent/US7470052B2/en active Active
- 2006-03-28 CN CNB2006100715601A patent/CN100410771C/zh active Active
-
2008
- 2008-11-04 US US12/264,497 patent/US7722238B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060215418A1 (en) | 2006-09-28 |
JP2006276197A (ja) | 2006-10-12 |
US7722238B2 (en) | 2010-05-25 |
US7470052B2 (en) | 2008-12-30 |
JP4741866B2 (ja) | 2011-08-10 |
CN100410771C (zh) | 2008-08-13 |
US20090073722A1 (en) | 2009-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NEC LIQUID CRYSTAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NIPPON ELECTRIC CO., LTD. Effective date: 20100415 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TOKYO, JAPAN TO: KANAGAWA PREFECTURE, JAPAN COUNTY |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100415 Address after: Kanagawa, Japan Patentee after: NEC LCD Technologies, Ltd. Address before: Tokyo, Japan Patentee before: NEC Corp. |
|
C56 | Change in the name or address of the patentee |
Owner name: NLT TECHNOLOGIES, LTD. Free format text: FORMER NAME: NEC LCD TECH CORP. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Kanagawa, Japan Patentee after: NLT Technologies Ltd. Address before: Kanagawa, Japan Patentee before: NEC LCD Technologies, Ltd. |