CA3228335A1 - Liquid crystal displays with polarized infrared illumination - Google Patents

Liquid crystal displays with polarized infrared illumination Download PDF

Info

Publication number: CA3228335A1
Authority: CA; Canada
Prior art keywords: light; liquid crystal; infrared; crystal display; polarizer
Prior art date: 2021-08-06
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.): Pending

Application number

CA3228335A

Other languages

English (en)

French (fr)

Inventor

Matthias T. PFEIFFER

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.)

New Vision Display Inc

Original Assignee

New Vision Display 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.)

2021-08-06

Filing date

2021-08-06

Publication date

2023-02-09

2021-08-06 Application filed by New Vision Display Inc filed Critical New Vision Display Inc

2023-02-09 Publication of CA3228335A1 publication Critical patent/CA3228335A1/en

Status Pending legal-status Critical Current

Links

239000004973 liquid crystal related substance Substances 0.000 title claims description 132
238000005286 illumination Methods 0.000 title claims description 29
230000010287 polarization Effects 0.000 claims abstract description 129
238000000034 method Methods 0.000 claims abstract description 9
239000000758 substrate Substances 0.000 claims description 39
239000006096 absorbing agent Substances 0.000 claims description 17
230000009467 reduction Effects 0.000 abstract description 3
239000010408 film Substances 0.000 description 22
239000000975 dye Substances 0.000 description 14
230000005540 biological transmission Effects 0.000 description 9
230000007613 environmental effect Effects 0.000 description 9
230000003287 optical effect Effects 0.000 description 9
230000008901 benefit Effects 0.000 description 7
229920000642 polymer Polymers 0.000 description 6
239000004372 Polyvinyl alcohol Substances 0.000 description 5
230000004297 night vision Effects 0.000 description 5
229920002451 polyvinyl alcohol Polymers 0.000 description 5
229940068984 polyvinyl alcohol Drugs 0.000 description 5
235000019422 polyvinyl alcohol Nutrition 0.000 description 5
238000007493 shaping process Methods 0.000 description 5
102100039181 Ankyrin repeat domain-containing protein 1 Human genes 0.000 description 4
101000889396 Homo sapiens Ankyrin repeat domain-containing protein 1 Proteins 0.000 description 4
230000008859 change Effects 0.000 description 4
238000010586 diagram Methods 0.000 description 4
230000004313 glare Effects 0.000 description 4
239000000463 material Substances 0.000 description 4
230000004048 modification Effects 0.000 description 4
238000012986 modification Methods 0.000 description 4
239000012788 optical film Substances 0.000 description 4
238000001228 spectrum Methods 0.000 description 4
239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 3
238000010521 absorption reaction Methods 0.000 description 3
239000011521 glass Substances 0.000 description 3
238000010191 image analysis Methods 0.000 description 3
230000004044 response Effects 0.000 description 3
230000000694 effects Effects 0.000 description 2
230000006872 improvement Effects 0.000 description 2
230000002093 peripheral effect Effects 0.000 description 2
239000012780 transparent material Substances 0.000 description 2
238000001429 visible spectrum Methods 0.000 description 2
ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
241000872198 Serjania polyphylla Species 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
230000003098 cholesteric effect Effects 0.000 description 1
239000003086 colorant Substances 0.000 description 1
238000001514 detection method Methods 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
230000003292 diminished effect Effects 0.000 description 1
238000010304 firing Methods 0.000 description 1
PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
229910052740 iodine Inorganic materials 0.000 description 1
239000011630 iodine Substances 0.000 description 1
239000012994 photoredox catalyst Substances 0.000 description 1
229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
239000004417 polycarbonate Substances 0.000 description 1
239000004926 polymethyl methacrylate Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
230000007480 spreading Effects 0.000 description 1
239000002699 waste material Substances 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
- G02F1/1335—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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/08—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 light absorbing layer
- G02F2201/083—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 light absorbing layer infrared absorbing
- 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
- G02F2203/00—Function characteristic
- G02F2203/11—Function characteristic involving infrared radiation

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)
Polarising Elements (AREA)

CA3228335A 2021-08-06 2021-08-06 Liquid crystal displays with polarized infrared illumination Pending CA3228335A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/US2021/045089 WO2023014377A1 (en)	2021-08-06	2021-08-06	Liquid crystal displays with polarized infrared illumination

Publications (1)

Publication Number	Publication Date
CA3228335A1 true CA3228335A1 (en)	2023-02-09

Family

ID=85156268

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA3228335A Pending CA3228335A1 (en)	2021-08-06	2021-08-06	Liquid crystal displays with polarized infrared illumination

Country Status (4)

Country	Link
EP (1)	EP4381344A1 (zh)
CN (1)	CN117642686A (zh)
CA (1)	CA3228335A1 (zh)
WO (1)	WO2023014377A1 (zh)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5105179A (en) *	1990-06-28	1992-04-14	Smith J Wise	Electronic display license plate
KR100539836B1 (ko) *	2003-03-27	2005-12-28	엘지.필립스 엘시디 주식회사	액정표시장치
US8569697B2 (en) *	2009-09-30	2013-10-29	Sharp Kabushiki Kaisha	Liquid crystal panel, liquid crystal display device, and method for inspecting sealing resin
KR101884639B1 (ko) *	2012-07-20	2018-08-03	엘지디스플레이 주식회사	액정 표시 장치
KR102009012B1 (ko) *	2012-07-23	2019-08-09	엘지디스플레이 주식회사	액정표시장치
US9864116B2 (en) *	2015-12-28	2018-01-09	Apple Inc.	Electronic devices having infrared-transparent window coatings
CN108333835B (zh) *	2017-09-29	2021-11-12	京东方科技集团股份有限公司	侧入式背光模组、显示装置

2021
- 2021-08-06 WO PCT/US2021/045089 patent/WO2023014377A1/en active Application Filing
- 2021-08-06 CA CA3228335A patent/CA3228335A1/en active Pending
- 2021-08-06 EP EP21953002.9A patent/EP4381344A1/en active Pending
- 2021-08-06 CN CN202180100725.6A patent/CN117642686A/zh active Pending

Also Published As

Publication number	Publication date
WO2023014377A1 (en)	2023-02-09
EP4381344A1 (en)	2024-06-12
CN117642686A (zh)	2024-03-01

Publication	Publication Date	Title
US6400432B2 (en)	2002-06-04	Liquid crystal device and electronic apparatus using the same
US7379243B2 (en)	2008-05-27	Mirror with built-in display
US7903335B2 (en)	2011-03-08	Mirror with built-in display
KR100433607B1 (ko)	2004-05-31	표시 장치, 그것을 사용한 전자기기 및 표시 장치용 도광체
JP4508505B2 (ja)	2010-07-21	液晶表示装置
US5808711A (en)	1998-09-15	Transparent or reflective liquid crystal display assembly with electrochromic and cholesteric layer
US20110149201A1 (en)	2011-06-23	Lightguide illuminator embedded display
US10598933B2 (en)	2020-03-24	See-through head mounted display with liquid crystal module for adjusting brightness ration of combined images
US20230393430A1 (en)	2023-12-07	Liquid Crystal Displays with Polarized Infrared Illumination
JP2004354678A (ja)	2004-12-16	偏光光源装置及び液晶表示装置
JP2004184575A (ja)	2004-07-02	半透過半反射性偏光フィルム並びにそれを用いた偏光光源装置及び液晶表示装置
US9933656B1 (en)	2018-04-03	Liquid crystal display with light guide
KR20150012091A (ko)	2015-02-03	광학 렌즈 모듈 및 백라이트 유닛
KR20180086262A (ko)	2018-07-30	반사성 백라이트형 디스플레이를 포함하는 미러
US20010033349A1 (en)	2001-10-25	Polarizer, polarizing light source device and liquid crystal display
CN115244333A (zh)	2022-10-25	使背光中的边缘耦合光偏振
US20080129926A1 (en)	2008-06-05	Display device and method of displaying image using the same
CA3228335A1 (en)	2023-02-09	Liquid crystal displays with polarized infrared illumination
KR20140002390A (ko)	2014-01-08	액정표시장치
JP2003215570A (ja)	2003-07-30	半透過半反射型液晶表示装置とそれ用の光源装置及びフィルム
JP2001235623A (ja)	2001-08-31	半透過半反射性偏光素子
JP2000131680A (ja)	2000-05-12	半透過半反射型液晶表示装置
JP4211341B2 (ja)	2009-01-21	表示装置及び電子機器
JP2003004944A (ja)	2003-01-08	半透過半反射性偏光素子及びそれを用いた光学装置
US11994765B2 (en)	2024-05-28	Display with polarization dependent diffusive properties