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:
May. 05, 2020
Filed:
Jun. 09, 2017
Lg Electronics Inc., Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A refrigerator comprises: a cabinet having a storage space; a door which opens/closes the cabinet and has an opening that communicates with the storage space; a panel provided in the opening that selectively becomes transparent according to an operation by a user; a sensing module provided inside the panel assembly that senses an approach of an object toward the panel; and a display module provided inside the panel assembly that displays information from the sensing module on the panel, wherein the sensing module comprises a light-emitting element that outputs a first optical signal, and a light-receiving element that receives a second optical signal reflected by the object in front of the panel.