公开(公告)号：US20180374452A1

公开(公告)日：2018-12-27

申请号：US15775194

申请日：2016-11-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kyu-hyun CHOI ,  Hee-seok JEONG

IPC: G09G5/14 ,  G06F3/0354 ,  G06F3/0488

Abstract: An electronic device and a control method therefor are provided. The electronic device comprises: a housing including a roll; a touch display which is wound on a roll, is capable of changing the size of a display area according to the rotation of the roll, and detects a touch of a user; a sensing part for sensing the size of the display area; and a processor which is electrically connected to the display and the sensing part, wherein if the size of the display area increases by the rotation of the roll while a user touch is detected in one area of the touch display while an execution screen of an application is being provided in the display area, the processor may control the touch display so as to provide new information to the display area.