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. 24, 2019
Filed:
May. 28, 2015
Lg Display Co., Ltd., Seoul, KR;
Moon Sun Lee, Chungcheongnam-Do, KR;
Ji Young Ahn, Goyang-si, KR;
Pu Reum Kim, Incheon, KR;
Ki Han Kim, Paju-si, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
A light shielding apparatus that may transmit or shield light by using a plurality of PDLC layers, a method of fabricating the light shielding apparatus, and a transparent display device including the light shielding apparatus are discussed. The light shielding apparatus can include first and second substrates facing each other; a first electrode on the first substrate; a second electrode on the second substrate; and first and second polymer dispersed liquid crystal layers between the first electrode and the second electrode, wherein the first polymer dispersed liquid crystal layer includes first droplets having first liquid crystals, and the second polymer dispersed liquid crystal layer includes second droplets having second liquid crystals and first dichroic dyes.