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:
Feb. 07, 2017
Filed:
Jul. 17, 2014
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Industry-academia Cooperation Group of Sejong University, Seoul, KR;
Kyunghoon Cha, Seoul, KR;
Wonmok Lee, Seoul, KR;
Jongin Lee, Gyeonggi-do, KR;
Sungkoo Han, Seoul, KR;
Kyeonghyeon Ko, Gyeonggi-do, KR;
Abstract
A method of and device for controlling a reflective color of a photonic crystal display device, capable of precisely controlling the distance between particles to display RGB full colors covering desired wavelength ranges. The method and device include using a mixed dispersion medium containing two or more kinds of solvents having different dielectric constants as a dispersion medium for a photonic crystal in a composition for a photonic crystal display device of which colors are controlled through the application of an electric field.