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. 06, 2022
Filed:
Mar. 14, 2018
Samsung Electronics Co., Ltd., Suwon-si, KR;
Hojung Lee, Seoul, KR;
Myoung Soo You, Seoul, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
Disclosed is a door lock device. The door lock device comprises: a communication unit for receiving location information of an electronic device and a key from the electronic device; a location information reception unit for receiving location information of the door lock device; a door lock unit having a locked state or a released state; and a control unit electrically connected with the communication unit, the location information reception unit, and the door lock unit, wherein the control unit determines a distance between the electronic device and the door lock device on the basis of the location information of the electronic device and the location information of the door lock device, and determines whether to release the door lock unit on the basis of information of the distance.