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:
Apr. 11, 2023
Filed:
Sep. 19, 2018
Visualcamp Co., Ltd., Gyeonggi-do, KR;
VisualCamp Co., Ltd., Seoul, KR;
Abstract
A user terminal according to an embodiment of the present invention includes a content providing unit for displaying a text-type advertisement content on a lock screen according to an input of a user, a gaze tracking unit for acquiring, through a photographing device, a face image of the user and a vector indicating a direction in which a face of the user faces, and tracking a gaze of the user from the face image and the vector, so as to determine whether the user has read the text-type advertisement content, and a reward providing unit for providing a set reward when it is determined that the user has read the text-type advertisement content. A text-reading based reward-type advertisement service may be provided with the user terminal.