US 12,244,366 B2
Method for controlling communication connection in wireless power transmission system, and apparatus therefor
Joonho Park, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Mar. 25, 2024, as Appl. No. 18/615,171.
Application 18/615,171 is a continuation of application No. 17/594,212, granted, now 11,973,542, previously published as PCT/KR2020/005153, filed on Apr. 17, 2020.
Claims priority of application No. 10-2019-0044853 (KR), filed on Apr. 17, 2019; and application No. 10-2019-0048487 (KR), filed on Apr. 25, 2019.
Prior Publication US 2024/0235616 A1, Jul. 11, 2024
Int. Cl. H02J 50/80 (2016.01); H04B 5/79 (2024.01); H04W 52/38 (2009.01); H02J 50/12 (2016.01)
CPC H04B 5/79 (2024.01) [H02J 50/80 (2016.02); H04W 52/383 (2013.01); H02J 50/12 (2016.02)] 20 Claims
OG exemplary drawing
 
1. A method of controlling a communication connection by a wireless charger supporting in-band communication and out-band communication, the method comprising:
transmitting a first packet to a device through the in-band communication;
creating a power transfer contract based on the first packet;
establishing an out-band communication connection based on the power transfer contract; and
performing power control through the out-band communication based on success of the out-band communication connection.