公开(公告)号：US20250133183A1

公开(公告)日：2025-04-24

申请号：US18771666

申请日：2024-07-12

Applicant: LG ELECTRONICS INC.

Inventor： Sanghyun HAN ,  Yookyung UH ,  Hyungyong PARK

IPC: H04N5/60 ,  G06F3/16

Abstract: An image display apparatus is disclosed. The image display apparatus according to an embodiment of the present disclosure comprises: a display; an audio output device; an interface to exchange data with an external sound output device in a wired manner; a wireless communication device to exchange data with the external sound output device in a wireless manner; and a signal processing device to, in a simultaneous sound output mode and in a mode of wireless transmission to the external sound output device, output a first audio signal to the audio output device, and wirelessly transmit a second audio signal based on a first format, and, in response to a number of retransmission requests from the external sound output device being greater than or equal to a reference value, wirelessly transmit an audio signal based on a second format. Accordingly, it is possible to stably output sound through the external sound output device wirelessly connected to the image display apparatus.