公开(公告)号：US09652143B2

公开(公告)日：2017-05-16

申请号：US14568288

申请日：2014-12-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngho Kim ,  Hoshin Lee ,  Sangtae Ji

IPC: G06F3/0488 ,  G06F3/0485 ,  G06F3/0481

CPC classification number: G06F3/0488 ,  G06F3/0481 ,  G06F3/0485 ,  G06F2203/04806 ,  G06F2203/04808

Abstract: An electronic device and method for the same are disclosed, including a touch device for detecting a touch input, a display unit for displaying screen information, a storage unit for storing a predetermined number of individual contacts to the touch device, and a controller. The controller compares a number of individual contacts with the predetermined number of individual contacts in response to detecting a touch input via the touch device, executes a scrolling of the displayed screen information according to a movement of the touch input when the number of individual contacts of the touch input matches the predetermined number, and when the number of individual contacts of the touch input does not match the predetermined number, executes a gesture-based zoom according to a change in area defined by the individual contacts of the touch input.