JP4968658B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
- Publication number
- JP4968658B2 JP4968658B2 JP2005223886A JP2005223886A JP4968658B2 JP 4968658 B2 JP4968658 B2 JP 4968658B2 JP 2005223886 A JP2005223886 A JP 2005223886A JP 2005223886 A JP2005223886 A JP 2005223886A JP 4968658 B2 JP4968658 B2 JP 4968658B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- display device
- touch panel
- 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.)
- Active
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 91
- 239000000758 substrate Substances 0.000 claims description 16
- 230000005674 electromagnetic induction Effects 0.000 claims description 8
- 239000004593 Epoxy Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000010365 information processing Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000012905 input function Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material 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
- G02F1/13338—Input devices, e.g. touch panels
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means
-
- 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Nonlinear Science (AREA)
- Human Computer Interaction (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Position Input By Displaying (AREA)
- Planar Illumination Modules (AREA)
Description
2、102;タッチパネル
3、103;タッチパネル用I/FFPC基板
4、104;LED
5、105;導光板
6、106;バックライト用I/FFPC基板
7;シールド板
8;液晶パネル用I/FFPC基板
9;タッチパネル・バックライト兼用I/FFPC基板
10、20、30、100;液晶表示装置
Claims (7)
- 液晶パネルと、前記液晶パネルの後方に配置されこの液晶パネルに光を供給するバックライト用導光板と、前記導光板の背後に配置された配線基板と、前記配線基板にコイル状配線が配線されることで構成された電磁誘導方式のタッチパネルと、前記配線基板に配線されたバックライト用配線に接続されるとともに当該配線基板に実装され前記導光板に光を供給する1又は複数のバックライト用光源としての発光ダイオードと、を有することを特徴とする液晶表示装置。
- 前記発光ダイオードは前記導光板の側縁に沿って複数個前記タッチパネル上に配置されており、前記発光ダイオードから出射した光は前記導光板の発光ダイオード側の側面から前記導光板内に入射することを特徴とする請求項1に記載の液晶表示装置。
- 前記タッチパネルの後方には、電磁ノイズのシールド板が配置されていることを特徴とする請求項1又は2に記載の液晶表示装置。
- 前記タッチパネルに電源電力及び信号を供給するためのタッチパネル用配線ケーブルと、前記発光ダイオードに電源電力を供給するための光源用配線ケーブルと、を有することを特徴とする請求項1乃至3のいずれか1項に記載の液晶表示装置。
- 前記配線基板には、前記タッチパネルに電源電力及び信号を供給すると共に前記発光ダイオードに電源電力を供給するための配線ケーブルが接続されていることを特徴とする請求項1乃至4のいずれか1項に記載の液晶表示装置
- 前記配線ケーブルは、フレキシブルプリント基板であることを特徴とする請求項4又は5に記載の液晶表示装置。
- 携帯型情報端末装置又はタブレットパーソナルコンピュータに搭載されることを特徴とする請求項1乃至6のいずれか1項に記載の液晶表示装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005223886A JP4968658B2 (ja) | 2005-08-02 | 2005-08-02 | 液晶表示装置 |
TW95126697A TWI411845B (zh) | 2005-08-02 | 2006-07-21 | 液晶顯示裝置 |
US11/492,049 US8810521B2 (en) | 2005-08-02 | 2006-07-25 | Liquid crystal display apparatus |
CN 200610108702 CN100470332C (zh) | 2005-08-02 | 2006-08-02 | 液晶显示设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005223886A JP4968658B2 (ja) | 2005-08-02 | 2005-08-02 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007041760A JP2007041760A (ja) | 2007-02-15 |
JP4968658B2 true JP4968658B2 (ja) | 2012-07-04 |
Family
ID=37699915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005223886A Active JP4968658B2 (ja) | 2005-08-02 | 2005-08-02 | 液晶表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8810521B2 (ja) |
JP (1) | JP4968658B2 (ja) |
CN (1) | CN100470332C (ja) |
TW (1) | TWI411845B (ja) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008305036A (ja) * | 2007-06-06 | 2008-12-18 | Hitachi Displays Ltd | タッチパネル付表示装置 |
TWI380072B (en) | 2008-05-09 | 2012-12-21 | Au Optronics Corp | Touch panel |
JP4906126B2 (ja) * | 2008-11-18 | 2012-03-28 | 日東電工株式会社 | タッチパネル |
CN101930134B (zh) * | 2009-06-19 | 2013-08-07 | 台均科技(深圳)有限公司 | 电磁感应式液晶面板及其制造方法和液晶显示器 |
TWI526912B (zh) * | 2010-03-16 | 2016-03-21 | 元太科技工業股份有限公司 | 電磁式觸控顯示器 |
WO2011129156A1 (ja) * | 2010-04-16 | 2011-10-20 | 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 |
TWI408444B (zh) * | 2010-09-30 | 2013-09-11 | Au Optronics Corp | 液晶顯示器及其訊號傳輸裝置 |
JP2014199474A (ja) * | 2011-08-08 | 2014-10-23 | シャープ株式会社 | タッチパネル付き表示装置 |
KR20130082283A (ko) * | 2012-01-11 | 2013-07-19 | 삼성전자주식회사 | 휴대용 단말기의 터치 스크린 장치 |
US20130201156A1 (en) * | 2012-02-08 | 2013-08-08 | Microsoft Corporation | Optical touch navigation |
TWI479239B (zh) * | 2012-08-23 | 2015-04-01 | Au Optronics Corp | 整合式背光模組與使用其之顯示裝置 |
US10817096B2 (en) | 2014-02-06 | 2020-10-27 | Apple Inc. | Force sensor incorporated into display |
DE112013005988B4 (de) | 2012-12-14 | 2023-09-21 | Apple Inc. | Krafterfassung durch Kapazitätsänderungen |
CN103278965B (zh) * | 2012-12-26 | 2015-12-09 | 上海中航光电子有限公司 | 一种电磁式触控背光模组及液晶显示装置 |
KR20140091834A (ko) * | 2013-01-14 | 2014-07-23 | 삼성디스플레이 주식회사 | 백라이트 모듈 및 이를 포함하는 표시 장치 |
JP2016507119A (ja) | 2013-02-08 | 2016-03-07 | アップル インコーポレイテッド | 容量感知に基づく力判定 |
CN103207468B (zh) * | 2013-03-19 | 2016-09-07 | 京东方科技集团股份有限公司 | 一种触控式液晶显示装置 |
KR20140132879A (ko) * | 2013-05-08 | 2014-11-19 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
TW201445410A (zh) * | 2013-05-22 | 2014-12-01 | Waltop Int Corp | 電磁感應板結構及其製作方法、及電磁式手寫輸入裝置 |
JP2015018862A (ja) * | 2013-07-09 | 2015-01-29 | 富士通株式会社 | 2重螺旋構造電子部品、2重螺旋構造電子部品の製造方法及び多機能シート |
US9671889B1 (en) | 2013-07-25 | 2017-06-06 | Apple Inc. | Input member with capacitive sensor |
KR20150092817A (ko) * | 2014-02-05 | 2015-08-17 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 이를 위한 디지타이저 모듈 |
EP3072040B1 (en) | 2014-02-12 | 2021-12-29 | Apple Inc. | Force determination employing sheet sensor and capacitive array |
WO2015163843A1 (en) * | 2014-04-21 | 2015-10-29 | Rinand Solutions Llc | Mitigating noise in capacitive sensor |
US10006937B2 (en) | 2015-03-06 | 2018-06-26 | Apple Inc. | Capacitive sensors for electronic devices and methods of forming the same |
US9715301B2 (en) | 2015-08-04 | 2017-07-25 | Apple Inc. | Proximity edge sensing |
US10007343B2 (en) | 2016-03-31 | 2018-06-26 | Apple Inc. | Force sensor in an input device |
US20190278124A1 (en) * | 2018-03-07 | 2019-09-12 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display panel and mobile terminal |
US10866683B2 (en) | 2018-08-27 | 2020-12-15 | Apple Inc. | Force or touch sensing on a mobile device using capacitive or pressure sensing |
CN111596487A (zh) * | 2020-05-19 | 2020-08-28 | 武汉华星光电技术有限公司 | 一种led背光显示面板及其制备方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0555229A (ja) | 1991-08-23 | 1993-03-05 | Nec Corp | 半導体装置 |
JPH0555229U (ja) * | 1991-12-19 | 1993-07-23 | 三洋電機株式会社 | 表示モジュール |
SG80614A1 (en) | 1999-03-16 | 2001-05-22 | Motorola Inc | Display assembly for an electronic device |
JP2001356323A (ja) * | 2000-06-15 | 2001-12-26 | Citizen Watch Co Ltd | 液晶表示装置 |
TW571161B (en) * | 2002-07-30 | 2004-01-11 | Au Optronics Corp | A flat panel display in which a digitizer is integrated |
CN1289950C (zh) | 2002-12-10 | 2006-12-13 | 统宝光电股份有限公司 | 具有触控面板的平面显示器 |
JP2004280273A (ja) | 2003-03-13 | 2004-10-07 | Seiko Epson Corp | 電気光学機器および電気光学パネル、並びに電気光学機器の製造方法 |
JP2004286777A (ja) * | 2003-03-19 | 2004-10-14 | Hitachi Displays Ltd | 液晶表示装置 |
KR100510728B1 (ko) * | 2003-03-28 | 2005-08-30 | 엘지.필립스 엘시디 주식회사 | Em 센서를 구비한 액정 표시 장치 |
US7012655B2 (en) * | 2003-03-28 | 2006-03-14 | Lg.Philips Lcd Co., Ltd. | Liquid crystal display device with digitizer |
US7755616B2 (en) | 2003-03-28 | 2010-07-13 | Lg Display Co., Ltd. | Liquid crystal display device having electromagnetic type touch panel |
JP4487553B2 (ja) * | 2003-12-12 | 2010-06-23 | セイコーエプソン株式会社 | 液晶表示装置 |
-
2005
- 2005-08-02 JP JP2005223886A patent/JP4968658B2/ja active Active
-
2006
- 2006-07-21 TW TW95126697A patent/TWI411845B/zh not_active IP Right Cessation
- 2006-07-25 US US11/492,049 patent/US8810521B2/en active Active
- 2006-08-02 CN CN 200610108702 patent/CN100470332C/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20070030242A1 (en) | 2007-02-08 |
TW200710496A (en) | 2007-03-16 |
CN1908765A (zh) | 2007-02-07 |
TWI411845B (zh) | 2013-10-11 |
US8810521B2 (en) | 2014-08-19 |
CN100470332C (zh) | 2009-03-18 |
JP2007041760A (ja) | 2007-02-15 |
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