US 12,148,424 B2
Display device and artificial intelligence server capable of controlling home appliance through user's voice based on purchase history list
Jaekyung Lee, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Appl. No. 17/625,977
Filed by LG ELECTRONICS INC., Seoul (KR)
PCT Filed Aug. 16, 2019, PCT No. PCT/KR2019/010447
§ 371(c)(1), (2) Date Jan. 10, 2022,
PCT Pub. No. WO2021/033785, PCT Pub. Date Feb. 25, 2021.
Prior Publication US 2022/0254345 A1, Aug. 11, 2022
Int. Cl. G10L 15/22 (2006.01); D06F 34/30 (2020.01); G05B 19/042 (2006.01); G06F 3/14 (2006.01); G10L 15/18 (2013.01); G10L 15/30 (2013.01); H04N 21/41 (2011.01)
CPC G10L 15/22 (2013.01) [G05B 19/042 (2013.01); G06F 3/14 (2013.01); G10L 15/1815 (2013.01); G10L 15/30 (2013.01); G05B 2219/23386 (2013.01); G10L 2015/223 (2013.01); G10L 2015/225 (2013.01); G10L 2015/228 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A display device for controlling a home appliance by using voice recognition, the display device comprising:
a display unit;
a wireless communication unit configured to wirelessly communicate with the home appliance; and
a control unit configured to:
receive a voice command;
when an intention of the voice command is to request a handling method of one of a plurality of objects included in a purchase history list of a purchase made through the display unit, determine an operation mode of the home appliance for handling an object based on information of the object; and
transmit, to the home appliance, a control command for operating the home appliance in the determined operation mode.