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:
Dec. 15, 2020
Filed:
Nov. 05, 2018
Lg Electronics Inc., Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
Disclosed herein is a display device including a display unit, a cover glass protecting the display unit, an optical layer disposed on a back surface of the display unit to form a first air gap, an optical sensor disposed on a back surface of the optical layer to form a second air gap, the optical sensor being mounted on the base substrate, a first spacer positioned between the optical layer and the display unit and arranged around the first air gap, a first sealant applied in a paste state and changed into a hard state to bond the first spacer and the display unit, a second spacer positioned between the optical sensor and the optical layer and arranged around the second air gap, and a controller configured to determine whether information collected by the optical sensor matches the fingerprint information about the user stored in a memory unit.