The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 16, 2025
Filed:
Jul. 15, 2022
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG Display Co., Ltd, , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/167 (2019.01); G02F 1/13 (2006.01); G02F 1/1675 (2019.01); G02F 1/1676 (2019.01); G02F 1/1685 (2019.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01);
U.S. Cl.
CPC ...
G02F 1/167 (2013.01); G02F 1/1323 (2013.01); G02F 1/1676 (2019.01); G02F 1/1685 (2019.01); G02F 2001/1678 (2013.01); G02F 2202/36 (2013.01); H10K 50/865 (2023.02); H10K 59/12 (2023.02);
Abstract
A viewing angle controlling film for a display device includes a first base member, a first electrode disposed on the first base member; a transparent resin layer which is disposed on the first electrode and has a plurality of accommodating units; a second electrode disposed on the transparent resin layer; and a second base member disposed on the second electrode, and in which an ink including charged black particles, charged high refractive particles, and a solvent is accommodated in each of the plurality of accommodating units and the charged black particles are charged with a charge opposite to the charged high refractive particles.