JP7098352B2 - 液晶表示装置及び液晶表示装置用ターニングフィルム - Google Patents

液晶表示装置及び液晶表示装置用ターニングフィルム Download PDF

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Publication number: JP7098352B2
Authority: JP; Japan
Prior art keywords: liquid crystal; surface side; base material; prism array; material layer
Prior art date: 2017-03-21
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

Application number

JP2018036218A

Other languages

English (en)

Japanese (ja)

Other versions

JP2018159916A (ja

Inventor

孝弘辻

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Keiwa Inc

Original Assignee

Keiwa Inc

Priority date (The priority date 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 date listed.)

2017-03-21

Filing date

2018-03-01

Publication date

2022-07-11

2018-03-01 Application filed by Keiwa Inc filed Critical Keiwa Inc

2018-03-14 Priority to US15/921,055 priority Critical patent/US10401553B2/en

2018-03-19 Priority to CN201810224827.9A priority patent/CN108628029B/zh

2018-03-20 Priority to TW107109464A priority patent/TW201835667A/zh

2018-03-20 Priority to KR1020180031891A priority patent/KR102044927B1/ko

2018-10-11 Publication of JP2018159916A publication Critical patent/JP2018159916A/ja

2022-07-11 Application granted granted Critical

2022-07-11 Publication of JP7098352B2 publication Critical patent/JP7098352B2/ja

Status Active legal-status Critical Current

2038-03-01 Anticipated expiration legal-status Critical

Links

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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
- G02F1/13363—Birefringent elements, e.g. for optical compensation
- 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
- 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
- G02F1/133504—Diffusing, scattering, diffracting elements
- 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
- G02F1/133528—Polarisers

Landscapes

Physics & Mathematics (AREA)
Nonlinear Science (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Mathematical Physics (AREA)
Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Liquid Crystal (AREA)
Planar Illumination Modules (AREA)
Optical Elements Other Than Lenses (AREA)
Polarising Elements (AREA)

JP2018036218A 2017-03-21 2018-03-01 液晶表示装置及び液晶表示装置用ターニングフィルム Active JP7098352B2 (ja)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
US15/921,055 US10401553B2 (en)	2017-03-21	2018-03-14	Liquid crystal display device and turning film for liquid crystal display device
CN201810224827.9A CN108628029B (zh)	2017-03-21	2018-03-19	液晶显示装置和液晶显示装置用转向膜
TW107109464A TW201835667A (zh)	2017-03-21	2018-03-20	液晶顯示裝置和液晶顯示裝置用轉向膜
KR1020180031891A KR102044927B1 (ko)	2017-03-21	2018-03-20	액정 표시 장치 및 액정 표시 장치용 터닝 필름

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2017055145		2017-03-21
JP2017055145		2017-03-21

Publications (2)

Publication Number	Publication Date
JP2018159916A JP2018159916A (ja)	2018-10-11
JP7098352B2 true JP7098352B2 (ja)	2022-07-11

Family

ID=63796648

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP2018036218A Active JP7098352B2 (ja)	2017-03-21	2018-03-01	液晶表示装置及び液晶表示装置用ターニングフィルム

Country Status (3)

Country	Link
JP (1)	JP7098352B2 (ko)
KR (1)	KR102044927B1 (ko)
TW (1)	TW201835667A (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2007065160A (ja)	2005-08-30	2007-03-15	Keiwa Inc	光学シート用基材フィルム、光学シート及びバックライトユニット
JP2008139819A (ja)	2006-11-07	2008-06-19	Mitsubishi Rayon Co Ltd	液晶表示装置、面光源装置及びプリズムシート、並びにこれらの製造方法
JP2008261961A (ja)	2007-04-10	2008-10-30	Sony Corp	光学素子包装体、バックライトおよび液晶表示装置
JP2009519502A (ja)	2005-12-13	2009-05-14	ロームアンドハースデンマークファイナンスエーエス	複数の動作配向を有する偏光転向フィルム
JP2016177903A (ja)	2015-03-18	2016-10-06	大日本印刷株式会社	面光源装置、映像源ユニット、液晶表示装置及び光学シート

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3219943B2 (ja) *	1994-09-16	2001-10-15	株式会社東芝	平面直視型表示装置
WO2009020194A1 (ja)	2007-08-09	2009-02-12	Teijin Dupont Films Japan Limited	輝度向上シート用ポリエステルフィルム
JP2010123464A (ja) *	2008-11-20	2010-06-03	Hitachi Displays Ltd	照明装置、光学シート及び液晶表示装置
JP6377887B2 (ja) *	2012-02-17	2018-08-22	学校法人慶應義塾	液晶表示装置

2018
- 2018-03-01 JP JP2018036218A patent/JP7098352B2/ja active Active
- 2018-03-20 TW TW107109464A patent/TW201835667A/zh unknown
- 2018-03-20 KR KR1020180031891A patent/KR102044927B1/ko active IP Right Grant

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2007065160A (ja)	2005-08-30	2007-03-15	Keiwa Inc	光学シート用基材フィルム、光学シート及びバックライトユニット
JP2009519502A (ja)	2005-12-13	2009-05-14	ロームアンドハースデンマークファイナンスエーエス	複数の動作配向を有する偏光転向フィルム
JP2008139819A (ja)	2006-11-07	2008-06-19	Mitsubishi Rayon Co Ltd	液晶表示装置、面光源装置及びプリズムシート、並びにこれらの製造方法
JP2008261961A (ja)	2007-04-10	2008-10-30	Sony Corp	光学素子包装体、バックライトおよび液晶表示装置
JP2016177903A (ja)	2015-03-18	2016-10-06	大日本印刷株式会社	面光源装置、映像源ユニット、液晶表示装置及び光学シート

Also Published As

Publication number	Publication date
JP2018159916A (ja)	2018-10-11
KR20180106990A (ko)	2018-10-01
KR102044927B1 (ko)	2019-11-14
TW201835667A (zh)	2018-10-01

Legal Events

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2022-06-23	TRDD	Decision of grant or rejection written
2022-06-28	A01	Written decision to grant a patent or to grant a registration (utility model)	Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220628
2022-07-01	A61	First payment of annual fees (during grant procedure)	Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220629
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