CN1495484B - 背面光及液晶显示装置 - Google Patents
背面光及液晶显示装置 Download PDFInfo
- Publication number
- CN1495484B CN1495484B CN03158606.6A CN03158606A CN1495484B CN 1495484 B CN1495484 B CN 1495484B CN 03158606 A CN03158606 A CN 03158606A CN 1495484 B CN1495484 B CN 1495484B
- Authority
- CN
- China
- Prior art keywords
- guide plate
- light guide
- reverberator
- back side
- frame
- 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 - Lifetime
Links
- 239000004973 liquid crystal related substance Substances 0.000 title description 27
- 239000002390 adhesive tape Substances 0.000 claims description 7
- 238000003475 lamination Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000011514 reflex Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 238000009958 sewing Methods 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002270390 | 2002-09-17 | ||
JP2002-270390 | 2002-09-17 | ||
JP2002270390A JP3845349B2 (ja) | 2002-09-17 | 2002-09-17 | バックライト及び液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1495484A CN1495484A (zh) | 2004-05-12 |
CN1495484B true CN1495484B (zh) | 2010-05-05 |
Family
ID=32024829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN03158606.6A Expired - Lifetime CN1495484B (zh) | 2002-09-17 | 2003-09-17 | 背面光及液晶显示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6935766B2 (zh) |
JP (1) | JP3845349B2 (zh) |
CN (1) | CN1495484B (zh) |
TW (1) | TWI293705B (zh) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100539627C (zh) * | 2002-12-10 | 2009-09-09 | 罗姆股份有限公司 | 导光单元以及具备其的图像读取装置 |
US7001048B2 (en) * | 2003-12-11 | 2006-02-21 | Heng Sheng Kuo | Reflection-diffusion structure adopted for a light guide plate |
TWI280417B (en) * | 2004-01-09 | 2007-05-01 | Furukawa Electric Co Ltd | Light reflector |
US7281834B2 (en) * | 2004-01-28 | 2007-10-16 | Photoglow, Inc. | Method and apparatus for image illumination using self-contained luminaire |
TWI281072B (en) * | 2004-05-11 | 2007-05-11 | Chi Mei Optoelectronics Corp | Back light module and application thereof |
CN100573263C (zh) * | 2004-06-25 | 2009-12-23 | 奇美电子股份有限公司 | 背光模块 |
KR20060013258A (ko) * | 2004-08-06 | 2006-02-09 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 표시장치 |
JP4411186B2 (ja) * | 2004-11-08 | 2010-02-10 | Nec液晶テクノロジー株式会社 | 液晶表示装置 |
JP2007095662A (ja) | 2005-09-02 | 2007-04-12 | Mitsubishi Electric Corp | 面状光源装置 |
CN100437280C (zh) * | 2005-09-29 | 2008-11-26 | 群康科技(深圳)有限公司 | 背光模组及液晶显示器 |
TWI330288B (en) * | 2006-01-17 | 2010-09-11 | Au Optronics Corp | Backlight module |
TWI352855B (en) * | 2006-09-29 | 2011-11-21 | Chunghwa Picture Tubes Ltd | Lamp cover with bending part and backlight module |
TWI354164B (en) * | 2006-10-03 | 2011-12-11 | Au Optronics Corp | Liquid crystal display and back light module there |
TWI332596B (en) * | 2006-12-22 | 2010-11-01 | Au Optronics Corp | Lamp reflector for use in a backlight module, and method for making same |
TW200903100A (en) * | 2007-07-04 | 2009-01-16 | Au Optronics Corp | A backlight module |
JP4625063B2 (ja) | 2007-09-25 | 2011-02-02 | 富士通株式会社 | 液晶表示装置を備えた電子機器 |
JP2009080164A (ja) * | 2007-09-25 | 2009-04-16 | Fujitsu Ltd | 液晶表示装置を備えた電子機器 |
JP4985292B2 (ja) * | 2007-10-04 | 2012-07-25 | 船井電機株式会社 | バックライト機構 |
US8562770B2 (en) | 2008-05-21 | 2013-10-22 | Manufacturing Resources International, Inc. | Frame seal methods for LCD |
JP2009134883A (ja) * | 2007-11-28 | 2009-06-18 | Nippon Leiz Co Ltd | 導光板および平面照明装置 |
US9573346B2 (en) | 2008-05-21 | 2017-02-21 | Manufacturing Resources International, Inc. | Photoinitiated optical adhesive and method for using same |
TWI381223B (zh) * | 2008-09-23 | 2013-01-01 | Au Optronics Corp | 背光模組及其背板 |
EP2438588A4 (en) | 2009-06-03 | 2013-01-16 | Mri Inc | DYNAMIC ABDIMM LED TAIL LIGHT |
JP5549178B2 (ja) * | 2009-10-23 | 2014-07-16 | 三菱電機株式会社 | 面状光源装置とそれを用いた液晶表示装置 |
US20130148381A1 (en) * | 2010-08-25 | 2013-06-13 | Sharp Kabushiki Kaisha | Display device |
KR101857251B1 (ko) * | 2011-02-22 | 2018-05-14 | 삼성디스플레이 주식회사 | 평판 표시 장치 |
JP2013239335A (ja) * | 2012-05-15 | 2013-11-28 | Sharp Corp | バックライトユニットおよび液晶表示装置 |
WO2014158642A1 (en) | 2013-03-14 | 2014-10-02 | Manufacturing Resources International, Inc. | Rigid lcd assembly |
JP5750140B2 (ja) * | 2013-06-28 | 2015-07-15 | シャープ株式会社 | 照明装置、表示装置、及びテレビ受信装置 |
WO2015003130A1 (en) * | 2013-07-03 | 2015-01-08 | Manufacturing Resources International, Inc. | Airguide backlight assembly |
KR102078808B1 (ko) * | 2013-07-11 | 2020-02-20 | 삼성디스플레이 주식회사 | 백 라이트 유닛 및 이를 포함하는 표시 장치 |
US10191212B2 (en) | 2013-12-02 | 2019-01-29 | Manufacturing Resources International, Inc. | Expandable light guide for backlight |
US10527276B2 (en) | 2014-04-17 | 2020-01-07 | Manufacturing Resources International, Inc. | Rod as a lens element for light emitting diodes |
CN104101749B (zh) * | 2014-07-02 | 2017-11-10 | 杭州三高光电科技有限公司 | 电能表一体化背光源 |
US10649273B2 (en) | 2014-10-08 | 2020-05-12 | Manufacturing Resources International, Inc. | LED assembly for transparent liquid crystal display and static graphic |
KR102166050B1 (ko) * | 2014-11-17 | 2020-10-16 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 이를 구비한 액정표시장치 |
JP6077024B2 (ja) * | 2015-01-23 | 2017-02-08 | レノボ・シンガポール・プライベート・リミテッド | 筐体用材料、電子機器及び筐体用材料の製造方法 |
US10261362B2 (en) | 2015-09-01 | 2019-04-16 | Manufacturing Resources International, Inc. | Optical sheet tensioner |
KR102490010B1 (ko) * | 2016-05-02 | 2023-01-19 | 삼성디스플레이 주식회사 | 표시 장치 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5283674A (en) * | 1991-09-30 | 1994-02-01 | Sony Corporation | Backlight apparatus having ventilating holes for liquid crystal display |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4229783A (en) * | 1979-03-12 | 1980-10-21 | Timex Corporation | Backlight for electrooptic display |
GB2196100B (en) * | 1986-10-01 | 1990-07-04 | Mitsubishi Rayon Co | Light diffusing device |
JP3012435B2 (ja) * | 1993-07-27 | 2000-02-21 | シャープ株式会社 | 液晶表示装置 |
JPH0981049A (ja) * | 1995-09-12 | 1997-03-28 | Enplas Corp | サイドライト型面光源装置 |
JP2865618B2 (ja) * | 1996-05-31 | 1999-03-08 | 嶋田プレシジョン株式会社 | 導光板および導光板アセンブリ |
JPH10112214A (ja) | 1996-10-04 | 1998-04-28 | Enplas Corp | サイドライト型面光源装置 |
JPH10260315A (ja) * | 1997-03-17 | 1998-09-29 | Dainippon Printing Co Ltd | レンズ導光板、及びそれを用いた面光源装置 |
-
2002
- 2002-09-17 JP JP2002270390A patent/JP3845349B2/ja not_active Expired - Fee Related
-
2003
- 2003-09-16 US US10/662,303 patent/US6935766B2/en not_active Expired - Lifetime
- 2003-09-17 CN CN03158606.6A patent/CN1495484B/zh not_active Expired - Lifetime
- 2003-09-17 TW TW092125667A patent/TWI293705B/zh not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5283674A (en) * | 1991-09-30 | 1994-02-01 | Sony Corporation | Backlight apparatus having ventilating holes for liquid crystal display |
Also Published As
Publication number | Publication date |
---|---|
US20040062029A1 (en) | 2004-04-01 |
CN1495484A (zh) | 2004-05-12 |
US6935766B2 (en) | 2005-08-30 |
JP2004111153A (ja) | 2004-04-08 |
TW200420976A (en) | 2004-10-16 |
TWI293705B (en) | 2008-02-21 |
JP3845349B2 (ja) | 2006-11-15 |
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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: NIPPON ELECTRIC CO., LTD. Free format text: FORMER OWNER: NEC LCD TECHNOLOGY CO.,LTD Effective date: 20100422 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: KANAGAWA PREFECTURE, JAPAN TO: TOKYO, JAPAN |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20100422 Address after: Tokyo, Japan Applicant after: NEC Corp. Address before: Kanagawa, Japan Applicant before: NEC LCD Technologies, Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: JINZHEN CO., LTD. Free format text: FORMER OWNER: NEC CORP. Effective date: 20130412 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130412 Address after: Samoa Apia hiSoft Center No. 217 mailbox Patentee after: Jinzhen Co.,Ltd. Address before: Tokyo, Japan Patentee before: NEC Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230530 Address after: Good road Taiwan Taipei City Neihu district Chinese 168 Lane 15 Building No. 4 Patentee after: HANNSTAR DISPLAY Corp. Address before: Apia, hiSoft center, No. 217 mailbox Patentee before: Jinzhen Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20100505 |
|
CX01 | Expiry of patent term |