公开(公告)号：US11665397B2

公开(公告)日：2023-05-30

申请号：US17322731

申请日：2021-05-17

Applicant: LG ELECTRONICS INC.

Inventor： Donghee Han ,  Sijin Kim ,  Taeyoung Kim ,  Soonhyung Hwang ,  Hyorim Kim ,  Minjae Kim

IPC: H04N21/442 ,  H04W4/80 ,  H04N21/41 ,  H04N21/422 ,  H04N21/485

CPC classification number: H04N21/44209 ,  H04N21/41265 ,  H04N21/42222 ,  H04N21/4852 ,  H04W4/80

Abstract: The present disclosure relates to an image display apparatus and a method thereof. The image display apparatus according to an embodiment of the present disclosure comprises: a display; an external device interface configured to perform short-range communication; and a controller configured to: when the number of external devices communicatively connected with the image display apparatus is one, or when a bandwidth usage for the short-range communication is less than a predetermined reference, transmit an entire signal to the one external device, when the number of the external devices is two or more, and the bandwidth usage is greater than or equal to the predetermined reference, acquire a plurality of channel signals from the entire signal; transmit a first channel signal to a first external device among the external devices; and transmit a second channel signal to a second external device among the external devices.

公开(公告)号：US12002346B2

公开(公告)日：2024-06-04

申请号：US17758569

申请日：2020-01-09

Applicant: LG ELECTRONICS INC.

Inventor： Jeonghwan Kwon ,  Donghee Han

IPC: G08B5/22

CPC classification number: G08B5/22

Abstract: Provided is a display device in which a display completes preparation for outputting an alarm before an alarm output time. The display device comprises a housing, a display, a roller accommodated in the housing to rotate to wind or unwind the display, and a controller configured to control the roller such that the display is drawn out of the housing before a predetermined time of a set alarm time and to output an alarm at the alarm time.