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. 22, 2020
Filed:
Oct. 31, 2019
Applicant:
Silicon Display Technology, Yongin-si, KR;
Inventors:
Assignee:
SILICON DISPLAY TECHNOLOGY, Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06K 19/07 (2006.01);
U.S. Cl.
CPC ...
G06K 9/0004 (2013.01); G06K 19/0718 (2013.01); G06K 2009/0006 (2013.01);
Abstract
A smart card according to an exemplary embodiment of the present invention includes: a transparent substrate including a side contacting a finger of a user; a reflection layer separated from the transparent substrate, facing the transparent substrate, and including a metal material; a photosensor provided between the transparent substrate and the reflection layer, and sensing light reflected and input from the reflection layer; and a card substrate including an opaque material and covering the reflection layer.