US 11,956,495 B2
Source device and wireless system
Sukwon Park, Seoul (KR); Yongtaek Gong, Seoul (KR); Jaewon Oh, Seoul (KR); and Kyungmee Lee, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/767,006
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Oct. 7, 2019, PCT No. PCT/KR2019/013102
§ 371(c)(1), (2) Date Apr. 6, 2022,
PCT Pub. No. WO2021/070976, PCT Pub. Date Apr. 15, 2021.
Prior Publication US 2022/0377406 A1, Nov. 24, 2022
Int. Cl. H04N 21/472 (2011.01); H04N 21/41 (2011.01); H04N 21/414 (2011.01); H04N 21/43 (2011.01); H04N 21/4363 (2011.01); H04N 21/437 (2011.01); H04N 21/462 (2011.01); H04N 21/422 (2011.01)
CPC H04N 21/4363 (2013.01) [H04N 21/4108 (2013.01); H04N 21/4122 (2013.01); H04N 21/4126 (2013.01); H04N 21/41407 (2013.01); H04N 21/43076 (2020.08); H04N 21/43637 (2013.01); H04N 21/437 (2013.01); H04N 21/4622 (2013.01); H04N 21/472 (2013.01); H04N 21/422 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A source device for providing a screen sharing service with a sink device, comprising:
a display;
a communication circuit configured to perform communication with the sink device; and
a processor configured to:
receive a connection request for the screen sharing service from the sink device through the communication circuit;
execute a home application for providing a home screen of the sink device according to the received connection request;
display an execution screen of the home application on the display according to execution of the home application;
transmit image data corresponding to the displayed execution screen of the home application to the sink device through the communication circuit; and
receive first coordinate information and a first selection command from the sink device, and select an app icon matching the first coordinate information on an execution screen of the home application based on the received first selection command,
wherein the sink device disconnects connection for the screen sharing service with the source device, turns off a screen to hide a transient state, turns on the screen after the transient state is completed and plays the video streamed from a content provider server when a casting request is received from the content provider.