ELECTRONIC APPARATUS FOR TRANSMITTING WIRELESS POWER AND WIRELESS CHARGING METHOD USING SAME

WIPO Patent Application WO/2022/164091

A1

According to various embodiments of the present disclosure, a power transmission apparatus comprises a power transfer unit including a plurality of coils, and a processor operatively connected to the power transfer unit, wherein the processor may be configured to: wirelessly transmit power to a power reception apparatus by using at least one coil of the plurality of coils; identify a specified condition indicating the state of resetting a coil through which to transmit power related to charging of the power reception apparatus; transmit a coil selection packet to the power reception apparatus, on the basis that the specified condition is satisfied; identify a signal strength packet (SSP) value of at least one other coil adjacent to the at least one coil; and wirelessly transmit power to the power reception apparatus by using a coil having the largest SSP value between an SSP value of the at least one coil and the SSP value of the at least one other coil. Various embodiments other than those disclosed in the present document are also possible.

CHUNG HYUNGKOO (KR)
KIM KIHYUN (KR)
KIM DONGZO (KR)
KIM JIHYE (KR)
NOH YUNJEONG (KR)
SON KEYIC (KR)
YU TAEHYEON (KR)
LEE KYUNGMIN (KR)
HA MINCHEOL (KR)

PCT/KR2022/000600

August 04, 2022

January 13, 2022

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SAMSUNG ELECTRONICS CO LTD (KR)

H02J50/90; H01F38/14; H02J50/40; H02J50/80; H04L1/20

KR101849046B1	2018-05-24
KR20170041891A	2017-04-17
US20190058360A1	2019-02-21
KR20200107903A	2020-09-16
KR20190112979A	2019-10-08

YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)

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