公开(公告)号：US20200272043A1

公开(公告)日：2020-08-27

申请号：US16483157

申请日：2018-02-02

Applicant: SONY CORPORATION

Inventor： YUJI NAKAHATA ,  HIDEHIKO TAKANASHI ,  HIDEKI ONO

IPC: G03B21/62 ,  G02B5/23

Abstract: There is provided a projection screen and a projection display apparatus that make it possible to improve display quality. A projection screen according to an embodiment of the present disclosure includes a display member (50) having transmittance or reflectance that varies in accordance with first light (UV) to be applied.

公开(公告)号：US20170192336A1

公开(公告)日：2017-07-06

申请号：US15126787

申请日：2015-02-24

Applicant: SONY CORPORATION

Inventor： YURIKO KAINO ,  AYA SHUTO ,  KEN KOBAYASHI ,  HIDEHIKO TAKANASHI

IPC: G02F1/167 ,  G02F1/1335

CPC classification number: G02F1/167 ,  G02F1/133553 ,  G02F2001/1678

Abstract: There is provided a display unit including: in an insulating liquid, migrating particles; a porous layer including non-migrating particles and formed of a fibrous structure, the non-migrating particles having an optical reflectance different from an optical reflectance of the migrating particles; and an acidic additive and a basic additive.

公开(公告)号：US20210026233A1

公开(公告)日：2021-01-28

申请号：US17040534

申请日：2019-03-07

Applicant: SONY CORPORATION

Inventor： HIDEHIKO TAKANASHI ,  HIDEKI ONO ,  YUI ISHII

IPC: G03B21/62 ,  G03B21/20 ,  G02F1/137 ,  H04N9/31

Abstract: A projection screen control method of one embodiment of the present disclosure includes irradiating a display member with first control light, and irradiating the display member with second control light, in which the irradiating the display member with the first control light and the irradiating the display member with the second control light are performed in sequence. The display member has a visible light transmittance or a visible light reflectance that varies depending on light, and contains a photochromic material, and the first control light and the second control light have different light intensities.

公开(公告)号：US20200236329A1

公开(公告)日：2020-07-23

申请号：US16483176

申请日：2018-02-08

Applicant: SONY CORPORATION

Inventor： HIDEHIKO TAKANASHI

IPC: H04N9/31 ,  G02F1/135 ,  G02F1/1347 ,  G03B21/60

Abstract: A projection screen according to an embodiment of the present disclosure includes a display member and a light-controlling layer stacked on the display member. The light-controlling layer includes a pair of conductive layers disposed to oppose each other, a liquid crystal layer provided between the pair of conductive layers, the liquid crystal layer including a liquid crystal and a dichroic pigment, and a photoconductive layer provided between one of the pair of conductive layers and the liquid crystal layer, and configured to have an application region whose resistance varies in accordance with application of light having a first wavelength.

公开(公告)号：US20160147127A1

公开(公告)日：2016-05-26

申请号：US14900136

申请日：2014-06-06

Applicant: SONY CORPORATION

Inventor： Aya SHUTO ,  HIDEHIKO TAKANASHI ,  Ken KOBAYASHI ,  Yuriko KAINO

IPC: G02F1/167

CPC classification number: G02F1/167 ,  G02F2001/1678 ,  G02F2202/022 ,  G02F2202/36

Abstract: There is provided a display unit including: in an insulating liquid, migrating particles; non-migrating particles having optical reflection characteristics different from optical reflection characteristics of the migrating particles; and a fibrous structure formed of a chain molecule and holding the non-migrating particles, the chain molecule containing an ester group and having a main part formed of carbon atoms, oxygen atoms, and hydrogen atoms.

Abstract translation: 提供了一种显示单元，包括：在绝缘液体中，迁移颗粒; 具有与迁移性粒子的光学反射特性不同的光学反射特性的非迁移性粒子; 以及由链状分子形成并保持非迁移性粒子的链状分子，含有酯基的链分子，并且具有由碳原子，氧原子和氢原子形成的主要部分。