Patent ID: 11915630
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 10:
11. A control method of a display apparatus comprising a display panel and a main controller, the control method comprising:
transmitting, by the main controller, a pattern image signal for displaying a pattern image on a first region and a second region symmetrical to the first region of the display panel in a sequential manner, to a timing controller;
obtaining a first current value output from the timing controller to the display panel based on the pattern image displayed in the first region;
obtaining a second current value output from the timing controller to the display panel based on the pattern image displayed in the second region; and
determining a connection state of a cable, which is connected to the display panel, based on the first current value and the second current value.