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:
Aug. 16, 2016
Filed:
Apr. 23, 2014
Intellectual Discovery Co., Ltd., Seoul, KR;
Seungil Kim, Seoul, KR;
Youngil Ko, Seoul, KR;
INTELLECTUAL DISCOVERY CO., LTD., Seoul, KR;
Abstract
Disclosed is a method for performing secure communication using a digital device. The method includes outputting a light pattern using a radiator of a proximity sensor unit; and detecting the proximity of an object using the proximity sensor unit. Further, the method includes, when the object is in proximity within a predetermined distance range, extracting key generation information for the secure communication using the light pattern outputted from the radiator; generating a security key using the key generation information; and performing the secure communication with an external device using the generated security key.