JP5147250B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
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- JP5147250B2 JP5147250B2 JP2007023066A JP2007023066A JP5147250B2 JP 5147250 B2 JP5147250 B2 JP 5147250B2 JP 2007023066 A JP2007023066 A JP 2007023066A JP 2007023066 A JP2007023066 A JP 2007023066A JP 5147250 B2 JP5147250 B2 JP 5147250B2
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- liquid crystal
- backlight
- crystal display
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- Prior art date
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 62
- 239000002184 metal Substances 0.000 description 15
- 229910052751 metal Inorganic materials 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 239000012788 optical film Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02F1/133608—Direct backlight including particular frames or supporting means
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
(2)液晶パネルと、前記液晶パネルの表示面と反対の側に配置されるバックライトとを備える液晶表示装置であって、前記バックライトユニットは、光源と、光源から出射された光を液晶パネルの方へ反射する反射板を備え、前記反射板はバックライトの底面を形成することを特徴とする液晶表示装置
(3)液晶パネルと、前記液晶パネルの表示面と反対の側に配置されるバックライトとを備える液晶表示装置であって、前記バックライトユニットは、光源と、光源から出射された光を液晶パネルの方へ反射する反射板を備え、前記反射板は、前記反射板の端部の固定により前記反射板の形状が決められてバックライトに固定され、前記反射板はバックライトの底面を形成することを特徴とする液晶表示装置
Claims (7)
- 液晶パネルと、前記液晶パネルの表示面と反対の側に配置されるバックライトとを備える平面形状が矩形状の液晶表示装置であって、
前記バックライトは、光源と、光源から出射された光を液晶パネルの方へ反射する反射板と、前記液晶表示装置の短辺側において、前記反射板の端部を固定する反射板形状生成部材を備え、
前記反射板形状生成部材は複数の部材からなり、前記反射板は前記複数の部材によって挟み込まれていることにより前記反射板の形状が決められて前記反射板形状生成部材に固定され、前記反射板はバックライトの底面を形成し、
前記反射板形状生成部材は、前記部材の前記反射板を挟み込む部位の形状が曲線形状または折れ線形状であり、前記反射板を曲面形状または折れ面形状となるように、前記反射板を挟み込み固定している、
ことを特徴とする液晶表示装置。 - 前記バックライトがエッジライト型バックライトであることを特徴とする請求項1に記載の液晶表示装置。
- 前記バックライトの光源が熱陰極蛍光管であることを特徴とする請求項2に記載の液晶表示装置。
- 前記バックライトが直下型バックライトであることを特徴とする請求項1に記載の液晶表示装置。
- 前記反射板の板厚は0.01mmから1mmであることを特徴とする請求項1に記載の液晶表示装置。
- 前記バックライトの背面に、梁を有することを特徴とすることを特徴とする請求項1に記載の液晶表示装置。
- 前記バックライトは導光板を有していないことを特徴とする請求項2に記載の液晶表示装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007023066A JP5147250B2 (ja) | 2007-02-01 | 2007-02-01 | 液晶表示装置 |
CN200810008965XA CN101236329B (zh) | 2007-02-01 | 2008-01-31 | 液晶显示装置 |
US12/068,090 US8054407B2 (en) | 2007-02-01 | 2008-02-01 | Liquid crystal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007023066A JP5147250B2 (ja) | 2007-02-01 | 2007-02-01 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008191237A JP2008191237A (ja) | 2008-08-21 |
JP5147250B2 true JP5147250B2 (ja) | 2013-02-20 |
Family
ID=39675836
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007023066A Active JP5147250B2 (ja) | 2007-02-01 | 2007-02-01 | 液晶表示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8054407B2 (ja) |
JP (1) | JP5147250B2 (ja) |
CN (1) | CN101236329B (ja) |
Families Citing this family (32)
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CN101484746B (zh) * | 2006-06-23 | 2013-06-12 | 东丽株式会社 | 白色反射膜 |
CN101726788B (zh) * | 2008-10-27 | 2013-08-14 | 群创光电股份有限公司 | 导光板、背光模块、液晶显示器装置及电器设备 |
CN101725924B (zh) * | 2008-10-28 | 2013-11-27 | 群创光电股份有限公司 | 背光模块、显示装置及其组装方法 |
CN102272662A (zh) * | 2009-01-14 | 2011-12-07 | 夏普株式会社 | 液晶显示装置和液晶显示装置用框架 |
JP5028501B2 (ja) | 2010-01-20 | 2012-09-19 | 株式会社ジャパンディスプレイイースト | 液晶表示装置 |
JP5081933B2 (ja) | 2010-01-25 | 2012-11-28 | 株式会社ジャパンディスプレイイースト | 液晶表示装置及び照明装置 |
CN101782204A (zh) * | 2010-04-21 | 2010-07-21 | 广东昭信光电科技有限公司 | 一种光源倒置且使用自由曲面反射器的led背光结构 |
US8408751B2 (en) * | 2011-02-23 | 2013-04-02 | Edison Opto Corporation | Light emitting device with concave reflector surfaces |
JP5665623B2 (ja) * | 2011-03-30 | 2015-02-04 | シチズン電子株式会社 | 面状ライトユニット |
KR101868535B1 (ko) * | 2011-07-15 | 2018-06-20 | 엘지이노텍 주식회사 | 디스플레이 장치 |
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CN202228998U (zh) * | 2011-08-10 | 2012-05-23 | 深圳市华星光电技术有限公司 | 背光模组及应用该背光模组的液晶显示装置 |
KR101948136B1 (ko) * | 2011-08-18 | 2019-02-14 | 엘지이노텍 주식회사 | 백라이트 유닛 및 이를 포함하는 디스플레이 장치 |
KR101832313B1 (ko) * | 2011-08-18 | 2018-04-04 | 엘지이노텍 주식회사 | 디스플레이 장치 |
JP6126606B2 (ja) * | 2011-09-08 | 2017-05-10 | エルジー イノテック カンパニー リミテッド | 照明モジュール |
KR101871373B1 (ko) * | 2011-12-06 | 2018-06-27 | 엘지이노텍 주식회사 | 디스플레이 장치 |
KR101880136B1 (ko) * | 2011-12-12 | 2018-08-17 | 엘지이노텍 주식회사 | 조명 유닛 및 그를 이용한 디스플레이 장치 |
KR101948140B1 (ko) | 2011-12-20 | 2019-02-15 | 엘지이노텍 주식회사 | 백라이트 유닛 및 그를 이용한 조명 시스템 |
KR101948142B1 (ko) * | 2012-03-12 | 2019-02-14 | 엘지이노텍 주식회사 | 백라이트 유닛 및 그를 이용한 조명 시스템 |
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2007
- 2007-02-01 JP JP2007023066A patent/JP5147250B2/ja active Active
-
2008
- 2008-01-31 CN CN200810008965XA patent/CN101236329B/zh active Active
- 2008-02-01 US US12/068,090 patent/US8054407B2/en active Active
Also Published As
Publication number | Publication date |
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CN101236329B (zh) | 2011-04-06 |
JP2008191237A (ja) | 2008-08-21 |
US20080186431A1 (en) | 2008-08-07 |
CN101236329A (zh) | 2008-08-06 |
US8054407B2 (en) | 2011-11-08 |
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