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:
Mar. 26, 2019
Filed:
Feb. 08, 2017
Lg Electronics Inc., Seoul, KR;
Hongjo Shim, Seoul, KR;
Hyunok Lee, Seoul, KR;
Youngho Sohn, Seoul, KR;
Mihyun Park, Seoul, KR;
Jisoo Park, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A mobile terminal including a touch screen; a stylus pen including a pressure sensor and an optical sensor; a wireless communication unit configured to wirelessly communicate with the stylus pen; and a controller configured to drive the stylus pen in a first operation mode in which the pressure sensor provided in the stylus pen is activated and the optical sensor is deactivated, when sensing information sensed by the pressure sensor indicates the stylus pen is in contact with the touch screen, and drive the stylus pen in a second operation mode in which both the pressure sensor and the optical sensor provided in the stylus pen are activated, when the sensing information sensed by the pressure sensor indicates the stylus pen is not in contact with the touch screen.