公开(公告)号：US20200083816A1

公开(公告)日：2020-03-12

申请号：US16558406

申请日：2019-09-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Moonyoung KIM ,  Jeongil KANG ,  Sinwook CHOI

IPC: H02M3/335 ,  H04B5/00 ,  H02M1/12

Abstract: A display system is disclosed. The display system includes an electronic device including first and second interfaces and a display apparatus. The electronic device is configured to: rectify external alternating current (AC) power by direct current (DC) power based on a first ground, convert the DC power into power based on a second ground, provide the converted power to the display apparatus through a first interface connected to the second ground, and provide a signal received from an external device through a second interface connected to an earth ground to the display apparatus through the first interface, wherein a ground of the display apparatus is the same as the second ground and the second ground is different from the earth ground.