US 12,219,199 B2
Image display device and operation method thereof
Inchul Lee, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/922,317
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Apr. 29, 2020, PCT No. PCT/KR2020/005748
§ 371(c)(1), (2) Date Oct. 28, 2022,
PCT Pub. No. WO2021/221213, PCT Pub. Date Nov. 4, 2021.
Prior Publication US 2023/0179819 A1, Jun. 8, 2023
Int. Cl. H04N 21/41 (2011.01); H04H 20/53 (2008.01); H04N 21/431 (2011.01); H04N 21/44 (2011.01); H04N 21/81 (2011.01)
CPC H04N 21/41265 (2020.08) [H04H 20/53 (2013.01); H04N 21/431 (2013.01); H04N 21/44008 (2013.01); H04N 21/812 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An image display device comprising:
a display;
a network interface device configured to communicate with an external server through a network;
a broadcast reception device configured to receive a broadcast signal;
a storage device; and
a controller,
wherein the controller receives a personal advertisement signal including advertisement contents through at least one of the network interface device and the broadcast reception device,
outputs the advertisement contents through an entire area of the display,
receives the broadcast signal including broadcast contents through at least one of the network interface device and the broadcast reception device,
calculates a buffering time corresponding to a time delay based on at least one of a reception delay of the broadcast signal, a processing delay of the broadcast signal, a reception delay of the personal advertisement signal or a processing delay of the personal advertisement signal,
calculates an end time of the advertisement contents by adding the buffering time and a total time of the advertisement contents to a start time of the advertisement contents,
determines whether a start time of the broadcast contents precedes the end time of the advertisement contents, and
when the start time of the broadcast contents precedes the end time of the advertisement contents, outputs the broadcast contents through a first area of the entire area of the display from the start time of the broadcast contents and outputs the advertisement contents through a second area of the entire area of the display.