公开(公告)号：US20030193709A1

公开(公告)日：2003-10-16

申请号：US10401974

申请日：2003-03-27

Inventor： Prakash Mallya ,  Yi-Hung Chiao ,  David N. Edwards ,  Kai Li ,  Xin-Jiu Wang ,  Sriram Venkatasanthanam

IPC: G02F001/03 ,  G02F001/07

CPC classification number: G02F1/13718 ,  G02F1/1334 ,  G02F1/13737 ,  G02F2201/086 ,  G02F2201/30 ,  G02F2201/50 ,  G02F2201/501 ,  G02F2202/026 ,  G02F2202/04

Abstract: The present invention is directed to an electrically switchable laminate construction for applications including smart windows, and other uses and applications in which light management is desired. The electro-optical laminate construction has scattering and transparent modes of operation for dynamically controlling electromagnetic radiation flow.

Abstract translation: 本发明涉及一种用于包括智能窗户以及期望光管理的其它用途和应用的应用的可电切换层压结构。 电光层压结构具有散射和透明的操作模式，用于动态控制电磁辐射流。

公开(公告)号：US11815683B2

公开(公告)日：2023-11-14

申请号：US17722138

申请日：2022-04-15

Applicant: Meta Platforms Technologies, LLC

Inventor： Jasmine Soria Sears ,  Afsoon Jamali

IPC: G02B27/01 ,  G02B26/04 ,  G02F1/00

CPC classification number: G02B27/0172 ,  G02B26/04 ,  G02B27/0101 ,  G02B27/0179 ,  G02F1/0045 ,  G02B2027/0118 ,  G02F2201/086 ,  G02F2201/44

Abstract: A headset for augmented reality applications is provided. The headset includes at least one eyepiece configured to provide a see-through image to a user via a transparent optical component, and to provide an artificial image through a display, and a dimming shutter configured to adjust a transparency level of the transparent optical component. The dimming shutter further includes an active liquid crystal layer configured to adjust a transparency level according to an electrical power provided between two electrodes, and a photoactive layer configured to adjust the transparency level upon absorption of an ultraviolet radiation for a selected period of time. A default orientation of a host material in the active liquid crystal layer may be in a dark state or in a clear state, when no electrical power is provided. A method and a memory storing instructions to execute the method for use of the above device are also provided.

公开(公告)号：US20190013333A1

公开(公告)日：2019-01-10

申请号：US16020290

申请日：2018-06-27

Applicant: Mitsubishi Electric Corporation

Inventor： Kazunori INOUE ,  Koji ODA ,  Kensuke NAGAYAMA

IPC: H01L27/12 ,  G02F1/1368 ,  G02F1/1337 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1339 ,  H01L29/423 ,  H01L29/417 ,  G09G3/36

CPC classification number: H01L27/124 ,  G02F1/133514 ,  G02F1/1337 ,  G02F1/133707 ,  G02F1/1339 ,  G02F1/134309 ,  G02F1/134363 ,  G02F1/1368 ,  G02F2001/134372 ,  G02F2001/136295 ,  G02F2201/086 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/501 ,  G09G3/3655 ,  H01L27/1225 ,  H01L27/1251 ,  H01L27/1259 ,  H01L27/1262 ,  H01L27/1288 ,  H01L29/41733 ,  H01L29/42384 ,  H01L29/78633 ,  H01L29/78669 ,  H01L29/7869

Abstract: A TFT substrate includes: a first semiconductor layer made of a-Si, disposed on a gate insulation layer, facing to a first gate electrode; a first and a second contact layers made of oxide having semiconductor characteristics and each partially disposed in contact with the first semiconductor layer; a first and a second electrodes connected with the first and the second contact layers, respectively; a second semiconductor layer having the same composition as the first contact layer, disposed on the gate insulation layer, facing to a second gate electrode; a third and a fourth electrodes having the same composition as the first electrode and each partially disposed in contact with the second semiconductor layer; and a pixel electrode made of oxide having conductive characteristics and the same composition as the first contact layer, disposed on an insulation layer in a first region, connected with the second electrode.

公开(公告)号：US20180267349A1

公开(公告)日：2018-09-20

申请号：US15989158

申请日：2018-05-24

Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.

Inventor： Xiaoping Cheng ,  Yungjui Lee

IPC: G02F1/1362 ,  H01L27/12 ,  G02F1/1368 ,  H01L27/32

CPC classification number: G02F1/1362 ,  G02F1/133617 ,  G02F1/1368 ,  G02F2001/136222 ,  G02F2201/086 ,  G02F2201/50 ,  G02F2202/36 ,  H01L27/1248 ,  H01L27/1262 ,  H01L27/1292 ,  H01L27/322 ,  H01L27/3258 ,  H01L2251/5369

Abstract: A manufacturing method of an array substrate includes the steps of providing a base plate and forming a thin-film transistor (TFT) layer on the base plate; forming a quantum dot layer on the TFT layer; and forming a protective filter layer on the quantum dot layer to provide protection to the quantum dot layer. The protective filter layer also provides an effect of light filtering in order to prevent ultraviolet light or blue light from transmitting therethrough.

公开(公告)号：US20180210308A1

公开(公告)日：2018-07-26

申请号：US15840511

申请日：2017-12-13

Applicant: SWITCH MATERIALS, INC.

Inventor： Duhane LAM ,  Neil R. BRANDA

IPC: G02F1/163 ,  G02F1/157 ,  H01R43/26 ,  B60J3/04 ,  G02B5/22 ,  G02F1/153 ,  G02B5/23 ,  G02F1/00 ,  G02C7/10 ,  G02F1/15

CPC classification number: G02F1/163 ,  B60J3/04 ,  E06B9/24 ,  G02B5/223 ,  G02B5/23 ,  G02C7/101 ,  G02C7/102 ,  G02F1/0018 ,  G02F1/0063 ,  G02F1/15 ,  G02F1/15165 ,  G02F1/1533 ,  G02F1/157 ,  G02F2201/086 ,  H01R43/26 ,  Y10T29/49117 ,  Y10T29/49204 ,  Y10T156/10

Abstract: Variable transmittance optical filters capable of transitioning from a light state to a dark state on exposure to UV radiation and from a dark state to a light state with application of an electric voltage are provided. The optical filters comprise a switching material that comprises one or more chromophores that have electrochromic and photochromic properties.

公开(公告)号：US20170363908A1

公开(公告)日：2017-12-21

申请号：US15692906

申请日：2017-08-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Eun Joo JANG ,  Shin Ae JUN ,  Hyun A KANG

IPC: G02F1/1335

CPC classification number: G02F1/133514 ,  G02F1/133528 ,  G02F1/1336 ,  G02F1/133617 ,  G02F2001/133614 ,  G02F2201/086

Abstract: A photoluminescent liquid crystal display includes: a liquid crystal panel including a lower substrate, an upper substrate, a liquid crystal layer interposed between the upper and lower substrates, and a photoluminescent color filter layer disposed between the upper substrate and the liquid crystal layer; an optical device disposed on the upper substrate; a polarizing plate disposed under the lower substrate; and a backlight unit disposed under the polarizing plate and which emits blue light, where the photoluminescent color filter layer includes a first color filter which emits polarized red light, a second color filter which emits polarized green light, and a third color filter which emits polarized blue light, and the first color filter and the second color filter include a semiconductor nanocrystal-polymer composite.

公开(公告)号：US20170261788A1

公开(公告)日：2017-09-14

申请号：US14914619

申请日：2015-12-22

Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.

Inventor： Xiaoping Cheng ,  Yungjui Lee

IPC: G02F1/1362 ,  H01L27/12 ,  G02F1/1368

CPC classification number: G02F1/1362 ,  G02F1/133617 ,  G02F1/1368 ,  G02F2001/136222 ,  G02F2201/086 ,  G02F2201/50 ,  G02F2202/36 ,  H01L27/1248 ,  H01L27/1262 ,  H01L27/1292 ,  H01L27/322 ,  H01L27/3258 ,  H01L2251/5369

Abstract: The present invention provides an array substrate and a manufacturing method thereof. The array substrate of the present invention includes: a base plate (1), a TFT layer (2) arranged on the base plate (1), a quantum dot layer (3) arranged on the TFT layer (2), and a protective filter layer (4) arranged on the quantum dot layer (3). The arrangement of the quantum dot layer (3) helps compensate the insufficiency of color displaying of an existing color filter layer and expands the range of color gamut. The arrangement of the protective filter layer (4) helps overcome the issues of poor efficiency and stability of the prior art quantum dot.

公开(公告)号：US20170221935A1

公开(公告)日：2017-08-03

申请号：US15328541

申请日：2016-01-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guanghui LIU ,  Bin ZHOU

IPC: H01L27/12 ,  H01L29/786 ,  H01L29/66 ,  H01L21/425

CPC classification number: H01L27/1248 ,  G02F1/136209 ,  G02F1/1368 ,  G02F2001/134372 ,  G02F2201/086 ,  H01L21/425 ,  H01L27/1225 ,  H01L27/1262 ,  H01L27/15 ,  H01L29/66969 ,  H01L29/78633 ,  H01L29/78693

Abstract: An array substrate and a display device are provided for solving a problem of drift of an I-V curve of a thin film transistor because the oxide active layer is irradiated with light in the prior art. The array substrate includes a plurality of thin film transistors arranged in an array, wherein, each of the thin film transistors includes an oxide active layer, and the array substrate further includes a light absorption layer provided above the oxide active layer, the light absorption layer is used for absorbing light irradiated thereon, and an orthographic projection of the light absorption layer on the oxide active layer at least partly covers an active region of the oxide active layer.

公开(公告)号：US20170184767A1

公开(公告)日：2017-06-29

申请号：US15391202

申请日：2016-12-27

Applicant: Sumitomo Chemical Company, Limited

Inventor： Nobuyuki HATANAKA ,  Shinnosuke YOSHIOKA ,  Shoichi OZAWA ,  Tatsuaki KASAI

IPC: G02B5/30 ,  G02F1/13363 ,  G02F1/1335 ,  C09K19/38 ,  C09K19/52

CPC classification number: G02B5/3016 ,  C09K19/3852 ,  C09K19/3861 ,  C09K19/52 ,  C09K2019/523 ,  C09K2219/03 ,  G02B5/3083 ,  G02F1/133634 ,  G02F2001/133541 ,  G02F2001/133633 ,  G02F2001/133637 ,  G02F2001/133638 ,  G02F2201/086 ,  Y10T428/10 ,  Y10T428/1036

Abstract: Disclosed is a retardation film which shows a high light selective absorbency to visible rays having short wavelengths near 400 nm to have a high light resistance, and which can give, when used in a display device, good display properties to the display device. This film is a retardation film, satisfying all of the following formulae (1) to (4): 2≦A(380) (1), 0.5≦A(400) (2), 0.4≧A(420)/A(400) (3), and 100 nm≦Re(550)≦170 nm (4), in which each A(λ) represents the absorbance of the film at a wavelength λ nm, and Re (550) represents the in-plane retardation value of the film to a light ray having a wavelength of 550 nm.

公开(公告)号：US09684219B2

公开(公告)日：2017-06-20

申请号：US14873884

申请日：2015-10-02

Applicant: HELIOTROPE TECHNOLOGIES, INC.

Inventor： Guillermo Garcia ,  Jason Holt ,  Scott Thomsen

IPC: G02F1/153 ,  G02F1/155 ,  G02F1/15 ,  G02F1/1333

CPC classification number: G02F1/1533 ,  G02F1/133308 ,  G02F1/1525 ,  G02F1/153 ,  G02F1/155 ,  G02F2001/133311 ,  G02F2001/1536 ,  G02F2001/1555 ,  G02F2201/086 ,  G02F2201/501 ,  G02F2202/36

Abstract: An electrochromic device and method, the device including: a first transparent conductor layer; a working electrode disposed on the first transparent conductor layer and including nanostructures; a counter electrode; a solid state electrolyte layer disposed between the counter electrode and the working electrode; and a second transparent conductor layer disposed on the counter electrode. The nanostructures may include transition metal oxide nanoparticles and/or nanocrystals configured to tune the color of the device by selectively modulating the transmittance of near-infrared (NIR) and visible radiation as a function of an applied voltage to the device.