JP6715457B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
- Publication number
- JP6715457B2 JP6715457B2 JP2016198099A JP2016198099A JP6715457B2 JP 6715457 B2 JP6715457 B2 JP 6715457B2 JP 2016198099 A JP2016198099 A JP 2016198099A JP 2016198099 A JP2016198099 A JP 2016198099A JP 6715457 B2 JP6715457 B2 JP 6715457B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- light
- crystal panel
- display device
- guide 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.)
- Active
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 105
- 238000005452 bending Methods 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Description
図1は、本発明の第1の実施の形態に係る液晶表示装置1を示す斜視図である。図2は、液晶表示装置1の内部構造を示す部分断面図である。図3は、液晶表示装置1における導光板122と光源124の位置関係を示す図である。なお、図2には、図1の破線で囲まれた部分Aの断面を拡大して示している。
図4は、本発明の第2の実施の形態に係る液晶表示装置2を示す斜視図である。図5は、液晶表示装置2の内部構造を示す部分断面図である。図6は、液晶表示装置2における導光板222と光源224の位置関係を示す図である。なお、図5には、図4の破線で囲まれた部分Bの断面を拡大して示している。
11,21 液晶パネル
11a,21a 長辺部
11A,21A 表示面
11b,21b 短辺部
11B,21B 背面
12,22 バックライト
121,221 反射板
122,222 導光板
122a,222a 主面部
122b,222b 屈曲縁部
122c,222c 端面
123,223 光学シート
124,224 光源
124a,224a 発光素子
125,225 フレキシブルプリント基板
13,23 フレーム
131,231 フロントフレーム
132,232 リアフレーム
132a,232a 光源収容部
Claims (3)
- 矩形平面を湾曲させた円柱面形状を有するとともに、表示面と、前記表示面の裏側の背面と、2つの長辺部と、当該2つの長辺部のそれぞれよりも短い2つの短辺部と、を有し、前記2つの長辺部に沿って湾曲する液晶パネルと、
光源及び導光板を有し、前記液晶パネルの前記背面から光を照射するエッジライト方式のバックライトと、を備え、
前記導光板は、前記液晶パネルと同様の湾曲形状を有する主面部と、前記2つの長辺部の一方に対応する部分に設けられ前記主面部から屈曲して延在する屈曲縁部と、を有し、
前記光源は、前記屈曲縁部の端面に対向して配置される複数の発光素子を有する、
液晶表示装置。 - 前記屈曲縁部の端面に沿って湾曲して配置されるとともに、前記光源が載置されたフレキシブルプリント基板をさらに備えた、
請求項1に記載の液晶表示装置。 - 前記屈曲縁部は、前記液晶パネルとは反対側に屈曲して延びている、
請求項1又は2に記載の液晶表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015200486 | 2015-10-08 | ||
JP2015200486 | 2015-10-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017072837A JP2017072837A (ja) | 2017-04-13 |
JP6715457B2 true JP6715457B2 (ja) | 2020-07-01 |
Family
ID=58487365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016198099A Active JP6715457B2 (ja) | 2015-10-08 | 2016-10-06 | 液晶表示装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6715457B2 (ja) |
WO (1) | WO2017061114A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6929725B2 (ja) * | 2017-07-14 | 2021-09-01 | 株式会社ジャパンディスプレイ | バックライト装置、およびこれを備える液晶表示装置 |
JP7024686B2 (ja) * | 2018-10-31 | 2022-02-24 | オムロン株式会社 | 表示装置 |
US11880235B2 (en) * | 2019-05-10 | 2024-01-23 | Apple Inc. | Electronic devices with enhanced display areas |
CN115016177B (zh) * | 2022-06-27 | 2023-04-21 | 惠科股份有限公司 | 显示装置和背光模组 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10115714A (ja) * | 1997-06-02 | 1998-05-06 | Dainippon Printing Co Ltd | 面光源用出光パネル |
JP2001337623A (ja) * | 2000-05-30 | 2001-12-07 | Minolta Co Ltd | ライトユニット、導光板、導光体及び該導光体を用いた表示装置 |
JP2001356342A (ja) * | 2000-06-16 | 2001-12-26 | Minolta Co Ltd | 表示装置 |
JP4216577B2 (ja) * | 2002-12-20 | 2009-01-28 | シチズン電子株式会社 | 導光板 |
JP4577657B2 (ja) * | 2006-06-29 | 2010-11-10 | 日本精機株式会社 | 照明装置 |
JP2008140698A (ja) * | 2006-12-04 | 2008-06-19 | Sony Corp | バックライト装置及び液晶表示装置 |
JP2009117183A (ja) * | 2007-11-07 | 2009-05-28 | Hitachi Displays Ltd | 液晶表示装置 |
US8085359B2 (en) * | 2008-04-16 | 2011-12-27 | Honeywell International Inc. | Folded backlight systems having low index regions that prevent light failing to meet total internal reflection conditions from entering a plate portion and liquid crystal displays using the same |
JP2009016359A (ja) * | 2008-10-06 | 2009-01-22 | Citizen Electronics Co Ltd | 導光板の支持ユニット |
JP2010123303A (ja) * | 2008-11-18 | 2010-06-03 | Sumitomo Electric Ind Ltd | 導光板、配線モジュールおよび電子機器 |
JP2013257360A (ja) * | 2012-06-11 | 2013-12-26 | Nippon Seiki Co Ltd | 液晶表示装置 |
JP2014093229A (ja) * | 2012-11-05 | 2014-05-19 | Toshiba Corp | 面光源装置 |
KR102058588B1 (ko) * | 2013-04-11 | 2019-12-24 | 삼성디스플레이 주식회사 | 표시장치 |
CN203909434U (zh) * | 2014-03-05 | 2014-10-29 | 群创光电股份有限公司 | 显示装置 |
-
2016
- 2016-10-05 WO PCT/JP2016/004486 patent/WO2017061114A1/ja active Application Filing
- 2016-10-06 JP JP2016198099A patent/JP6715457B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
WO2017061114A1 (ja) | 2017-04-13 |
JP2017072837A (ja) | 2017-04-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2725291B1 (en) | Curved display apparatus | |
US9030621B2 (en) | Liquid crystal display | |
JP5396244B2 (ja) | バックライトアセンブリ及びこれを含む表示装置 | |
JP4993096B2 (ja) | 面状照明装置及びその透明樹脂基板と、透明樹脂基板の射出成形方法 | |
JP6412175B2 (ja) | バックライトアセンブリ、及びバックライトアセンブリを含む表示装置 | |
JP6715457B2 (ja) | 液晶表示装置 | |
JP2008277110A (ja) | 面状照明装置 | |
US20110199558A1 (en) | Backlight unit and liquid crystal display device | |
JP2006171718A (ja) | 光拡散部材、これを有するバックライトアセンブリ、及びこれを有する表示装置 | |
JP4393080B2 (ja) | 平面表示装置および液晶表示装置 | |
JP5447944B2 (ja) | 面状照明装置 | |
JP2018005118A (ja) | 液晶表示装置 | |
US9304242B2 (en) | Display device | |
JP5087148B2 (ja) | 液晶表示装置 | |
KR102436555B1 (ko) | 백라이트 유닛 및 그를 가지는 액정 표시 모듈 | |
US20130336000A1 (en) | Led light bar and side-edge backlight module using same | |
US20150109762A1 (en) | Member for cotrolling luminous flux, display device, and light emitting device | |
JP4692458B2 (ja) | 面状照明装置 | |
US20190383995A1 (en) | Lighting device and display device | |
JP2009064656A (ja) | 面状照明装置 | |
US9341764B2 (en) | Backlight unit and liquid crystal display comprising the same | |
US11187849B2 (en) | Lighting device and display device | |
TWI468809B (zh) | 顯示裝置及其背光模組 | |
KR101092876B1 (ko) | 액정표시장치모듈 | |
JP2008060019A (ja) | 導光板、線状光源装置および面発光装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190404 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20190625 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20191018 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20200212 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200218 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200325 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200512 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200520 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6715457 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
SZ03 | Written request for cancellation of trust registration |
Free format text: JAPANESE INTERMEDIATE CODE: R313Z03 |