JP7377300B2 - バックライトモジュールおよびバックライトモジュールを備える表示モジュール - Google Patents
バックライトモジュールおよびバックライトモジュールを備える表示モジュール Download PDFInfo
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- JP7377300B2 JP7377300B2 JP2022039782A JP2022039782A JP7377300B2 JP 7377300 B2 JP7377300 B2 JP 7377300B2 JP 2022039782 A JP2022039782 A JP 2022039782A JP 2022039782 A JP2022039782 A JP 2022039782A JP 7377300 B2 JP7377300 B2 JP 7377300B2
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- Prior art keywords
- light guide
- guide plate
- backlight module
- optical film
- bottom plate
- 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.)
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- 239000004973 liquid crystal related substance Substances 0.000 claims description 30
- 230000000452 restraining effect Effects 0.000 claims description 25
- 239000012788 optical film Substances 0.000 claims description 24
- 230000004308 accommodation Effects 0.000 claims description 5
- 210000002784 stomach Anatomy 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 210000002858 crystal cell Anatomy 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
-
- 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
- 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
-
- 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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
- G02B6/0033—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
-
- 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
- G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
-
- 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
-
- 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
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/28—Adhesive materials or arrangements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Planar Illumination Modules (AREA)
Description
12 ケーシング(casing)
12a コンポーネント受入れ空間(component receiving space)
14 表示モジュール(displaying module)
14a ディスプレイ方向(display/displaying direction)
142 バックライトモジュール(backlight module)
142a 第1の方向(first direction)
142b 第2の方向(second direction)
142c 第2の方向(second direction)
144 液晶パネル(crystal panel)
146 制御モジュール(control module)
147 金属シールド缶(metal shielding can)
148 発泡体部品(foam parts)
149 下面装飾カバー(underside decorative cover)
1422 背面シャーシ(back chassis)
1422a 収容空間(accommodating space)
1424 導光板(light-guiding plate)
1424a 下方側面(lower side)
1424a 発光面(light-emitting surface)
1424b 光入射側面(light incident side surface)
1424c 凹部(recess)
1426 光源(light source)
1428 反射シート(reflection sheet)
1430 光学フィルム(optical film)
1432 側面テープ(side tape)
14222 底板部分(bottom plate portion)
14224 側面部分(side portions)
14226 拘束部分(constraining portions)
14230 位置決めスロット(positioning slots)
14232 ノッチ(notch)
14302 突出部分(protruding portion)
Claims (4)
- 背面シャーシと、
導光板と、
少なくとも1つの光学フィルムと、
側面テープと、を含み、
前記背面シャーシは、底板部分と、該底板部分から曲げられた側面部分とを有し、前記背面シャーシは、前記底板部分と前記側面部分との間に収容空間を形成し、前記背面シャーシは、前記収容空間内に配置される拘束部分を有し、
前記導光板は、前記収容空間内に収容され、前記導光板の少なくとも一部分が、前記拘束部分と前記底板部分との間に配置され、
前記少なくとも1つの光学フィルムは、前記導光板の発光面に積層され、
前記側面テープは、前記底板部分、前記側面部分及び前記少なくとも1つの光学フィルムに接着し、前記側面テープは、前記導光板の前記発光面に対して垂直な第1の方向において前記拘束部分を覆い、
前記少なくとも1つの光学フィルムに面する拘束部分の面は、前記第1の方向において前記導光板の前記発光面に整列される、
バックライトモジュール。 - 前記導光板は、凹部を有し、前記拘束部分は、前記凹部内に配置され、前記導光板は、前記発光面を有し、前記拘束部分は、前記発光面に対して垂直な前記第1の方向において前記発光面と等しいか或いは前記発光面よりも低い、請求項1に記載のバックライトモジュール。
- 前記少なくとも1つの光学フィルムは、前記第1の方向に対して垂直な方向における突出部分を有し、前記側面部分は、位置決めスロットを有し、前記突出部分は、前記位置決めスロット内に配置される、請求項2に記載のバックライトモジュール。
- バックライトモジュールと、
前記バックライトモジュール上に積層される液晶パネルと、を含み、
前記バックライトモジュールは、
背面シャーシと、
導光板と、
少なくとも1つの光学フィルムと、
側面テープと、を含み、
前記背面シャーシは、底板部分と、該底板部分から曲げられた側面部分とを有し、前記背面シャーシは、前記底板部分と前記側面部分との間に収容空間を形成し、前記背面シャーシは、前記収容空間内に配置される拘束部分を有し、
前記導光板は、前記収容空間内に収容され、前記導光板の少なくとも一部分が、前記拘束部分と前記底板部分との間に配置され、
前記少なくとも1つの光学フィルムは、前記導光板の発光面に積層され、
前記側面テープは、前記底板部分、前記側面部分及び前記少なくとも1つの光学フィルムに接着し、前記側面テープは、前記導光板の前記発光面に対して垂直な第1の方向において前記拘束部分を覆い、
前記少なくとも1つの光学フィルムに面する拘束部分の面は、前記第1の方向において前記導光板の前記発光面に整列される、
表示モジュール。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111249519.X | 2021-10-26 | ||
CN202111249519.XA CN116027585A (zh) | 2021-10-26 | 2021-10-26 | 液晶显示器及其背光模块及显示模块 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2023064682A JP2023064682A (ja) | 2023-05-11 |
JP7377300B2 true JP7377300B2 (ja) | 2023-11-09 |
Family
ID=86055875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022039782A Active JP7377300B2 (ja) | 2021-10-26 | 2022-03-15 | バックライトモジュールおよびバックライトモジュールを備える表示モジュール |
Country Status (4)
Country | Link |
---|---|
US (1) | US20230131796A1 (ja) |
JP (1) | JP7377300B2 (ja) |
KR (1) | KR102617774B1 (ja) |
CN (1) | CN116027585A (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002324423A (ja) | 2001-04-24 | 2002-11-08 | Nippon Sheet Glass Co Ltd | 面状光源装置および画像読み取り装置 |
JP2010113982A (ja) | 2008-11-07 | 2010-05-20 | Hitachi Displays Ltd | 液晶表示装置 |
JP2017059351A (ja) | 2015-09-15 | 2017-03-23 | ミネベアミツミ株式会社 | 面状照明装置 |
JP2017103168A (ja) | 2015-12-04 | 2017-06-08 | 三菱電機株式会社 | バックライトおよび表示装置 |
JP2020053204A (ja) | 2018-09-26 | 2020-04-02 | ミネベアミツミ株式会社 | 面状照明装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100603850B1 (ko) * | 2000-02-24 | 2006-07-24 | 엘지.필립스 엘시디 주식회사 | 액정표시장치용 배광장치의 도광판 및 시트 고정구조 |
KR100852167B1 (ko) * | 2002-03-08 | 2008-08-13 | 삼성전자주식회사 | 평판 표시 장치 |
KR100840715B1 (ko) * | 2002-05-28 | 2008-06-23 | 삼성전자주식회사 | 백 라이트 어셈블리 및 이를 갖는 액정 표시 장치 |
KR101693655B1 (ko) * | 2009-11-12 | 2017-01-06 | 엘지전자 주식회사 | 백라이트 유닛 및 이를 포함하는 액정표시장치 |
CN102654601A (zh) * | 2012-05-10 | 2012-09-05 | 深圳市华星光电技术有限公司 | 具有缓冲保护固定结构的导光板及其液晶显示装置 |
WO2015141368A1 (ja) * | 2014-03-19 | 2015-09-24 | シャープ株式会社 | 表示装置、及びテレビ受信装置 |
CN204332261U (zh) * | 2014-11-28 | 2015-05-13 | 群创光电股份有限公司 | 显示装置 |
KR20200027124A (ko) * | 2018-09-03 | 2020-03-12 | 희성전자 주식회사 | 디스플레이 장치의 조립 구조 |
KR20200110572A (ko) * | 2019-03-15 | 2020-09-24 | 희성전자 주식회사 | 미들 프레임 및 이를 포함하는 디스플레이 장치 |
-
2021
- 2021-10-26 CN CN202111249519.XA patent/CN116027585A/zh active Pending
-
2022
- 2022-01-11 US US17/573,614 patent/US20230131796A1/en not_active Abandoned
- 2022-03-15 JP JP2022039782A patent/JP7377300B2/ja active Active
- 2022-04-15 KR KR1020220046818A patent/KR102617774B1/ko active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002324423A (ja) | 2001-04-24 | 2002-11-08 | Nippon Sheet Glass Co Ltd | 面状光源装置および画像読み取り装置 |
JP2010113982A (ja) | 2008-11-07 | 2010-05-20 | Hitachi Displays Ltd | 液晶表示装置 |
JP2017059351A (ja) | 2015-09-15 | 2017-03-23 | ミネベアミツミ株式会社 | 面状照明装置 |
JP2017103168A (ja) | 2015-12-04 | 2017-06-08 | 三菱電機株式会社 | バックライトおよび表示装置 |
JP2020053204A (ja) | 2018-09-26 | 2020-04-02 | ミネベアミツミ株式会社 | 面状照明装置 |
Also Published As
Publication number | Publication date |
---|---|
KR102617774B1 (ko) | 2023-12-22 |
KR20230059698A (ko) | 2023-05-03 |
CN116027585A (zh) | 2023-04-28 |
TW202318082A (zh) | 2023-05-01 |
US20230131796A1 (en) | 2023-04-27 |
JP2023064682A (ja) | 2023-05-11 |
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