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.

Date of Patent:
Sep. 27, 2022

Filed:

Sep. 24, 2020
Applicant:

University-industry Foundation(uif), Yonsei Univer, Seoul, KR;

Inventors:

Cheolmin Park, Seoul, KR;

Soyeon Baek, Seoul, KR;

Seung Won Lee, Seoul, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09F 9/37 (2006.01); G02F 1/09 (2006.01);
U.S. Cl.
CPC ...
G02F 1/091 (2013.01); G09F 9/375 (2013.01);
Abstract

Disclosed are a light emission device including a magnetoactive element, a method of fabricating the same, and an electronic device including the light emission device. The disclosed light emission device may include a light emission layer; a first electrode and a second electrode spaced apart from each other on a first surface side of the light emission layer; and a magnetoactive fluid layer disposed on a second surface side of the light emission layer and having a plurality of nanostructures of which arrangement and distribution is configured to change according to application of a magnetic field. The light emitting properties of the light emission layer may be changed according to the arrangement and distribution of a plurality of nanostructures in the magnetoactive fluid layer. The plurality of nanostructures may include conductive nanowire and magnetic nanoparticle provided on the surfaces of the conductive nanowire.


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