CN1617022A - 直下型背光装置 - Google Patents
直下型背光装置 Download PDFInfo
- Publication number
- CN1617022A CN1617022A CNA2004100807746A CN200410080774A CN1617022A CN 1617022 A CN1617022 A CN 1617022A CN A2004100807746 A CNA2004100807746 A CN A2004100807746A CN 200410080774 A CN200410080774 A CN 200410080774A CN 1617022 A CN1617022 A CN 1617022A
- Authority
- CN
- China
- Prior art keywords
- backlight device
- type backlight
- downward type
- staight downward
- light
- 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
Images
Classifications
-
- 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
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
- G02F1/133605—Direct backlight including specially adapted reflectors
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
Abstract
Description
材质 | 有无电沉积涂敷 | 辉度(cd/m2) | 色度x | 色度y | 发光品位 |
SUS | 无 | 2392 | 0.2483 | 0.2718 | × |
有 | 2406 | 0.2431 | 0.2630 | ○ | |
铝 | 无 | 2669 | 0.2491 | 0.2721 | × |
有 | 2688 | 0.2432 | 0.2636 | ○ | |
黄铜 | 无 | 2429 | 0.2588 | 0.2911 | × |
有 | 2444 | 0.2442 | 0.2661 | ○ |
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003367029A JP2005135592A (ja) | 2003-10-28 | 2003-10-28 | 直下型バックライト |
JP2003367029 | 2003-10-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1617022A true CN1617022A (zh) | 2005-05-18 |
CN100388087C CN100388087C (zh) | 2008-05-14 |
Family
ID=34645151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100807746A Active CN100388087C (zh) | 2003-10-28 | 2004-10-15 | 直下型背光装置 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP2005135592A (zh) |
KR (1) | KR100777108B1 (zh) |
CN (1) | CN100388087C (zh) |
TW (1) | TWI247939B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100397201C (zh) * | 2005-12-09 | 2008-06-25 | 群康科技(深圳)有限公司 | 背光模组和液晶显示器 |
CN102456809A (zh) * | 2010-10-26 | 2012-05-16 | 比亚迪股份有限公司 | 一种led组件及其制备方法 |
CN101749568B (zh) * | 2008-12-01 | 2013-10-02 | 群康科技(深圳)有限公司 | 背光模组及其制造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3806421A1 (de) * | 1987-03-04 | 1988-11-24 | Citizen Watch Co Ltd | Beleuchtungsvorrichtung fuer ein fluessigkristallanzeigegeraet |
JPH02262123A (ja) * | 1989-03-31 | 1990-10-24 | Sharp Corp | 透過型液晶表示装置 |
US5166815A (en) * | 1991-02-28 | 1992-11-24 | Novatel Communications, Ltd. | Liquid crystal display and reflective diffuser therefor including a reflection cavity section and an illumination cavity section |
US6313892B2 (en) * | 1993-10-05 | 2001-11-06 | Teledyne Lighting And Display Products, Inc. | Light source utilizing reflective cavity having sloped side surfaces |
JP3814082B2 (ja) * | 1998-07-29 | 2006-08-23 | オプトレックス株式会社 | 液晶表示装置 |
JP3640008B2 (ja) * | 1999-02-23 | 2005-04-20 | シャープ株式会社 | 液晶表示装置用反射板、該反射板の製造方法及び反射型液晶表示装置 |
JP2001305321A (ja) * | 2000-04-20 | 2001-10-31 | Toyobo Co Ltd | 面光源用反射フィルム |
JP2002150819A (ja) * | 2000-11-09 | 2002-05-24 | Harison Toshiba Lighting Corp | 放電ランプ装置および照明装置 |
JP2002311417A (ja) * | 2001-04-17 | 2002-10-23 | Nec Corp | 液晶表示装置 |
-
2003
- 2003-10-28 JP JP2003367029A patent/JP2005135592A/ja active Pending
-
2004
- 2004-07-09 TW TW093120615A patent/TWI247939B/zh not_active IP Right Cessation
- 2004-10-13 KR KR1020040081613A patent/KR100777108B1/ko not_active IP Right Cessation
- 2004-10-15 CN CNB2004100807746A patent/CN100388087C/zh active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100397201C (zh) * | 2005-12-09 | 2008-06-25 | 群康科技(深圳)有限公司 | 背光模组和液晶显示器 |
CN101749568B (zh) * | 2008-12-01 | 2013-10-02 | 群康科技(深圳)有限公司 | 背光模组及其制造方法 |
CN102456809A (zh) * | 2010-10-26 | 2012-05-16 | 比亚迪股份有限公司 | 一种led组件及其制备方法 |
CN102456809B (zh) * | 2010-10-26 | 2015-09-30 | 比亚迪股份有限公司 | 一种led组件及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100388087C (zh) | 2008-05-14 |
TWI247939B (en) | 2006-01-21 |
TW200515045A (en) | 2005-05-01 |
KR100777108B1 (ko) | 2007-11-19 |
JP2005135592A (ja) | 2005-05-26 |
KR20050040703A (ko) | 2005-05-03 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: NIPPON ELECTRIC CO Free format text: FORMER OWNER: SUMITOMO RUBBER INDUSTRIE. LTD. Effective date: 20061229 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20061229 Address after: Kanagawa Applicant after: NEC LCD Tech Corp. Address before: Hyogo Applicant before: Sumitomo Rubber Industries, Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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: Japan Kanagawa Prefecture Patentee after: NLT Technologies Ltd. Address before: Japan Kanagawa Prefecture Patentee before: NEC LCD Tech Corp. |