公开(公告)号：US20210336489A1

公开(公告)日：2021-10-28

申请号：US17366994

申请日：2021-07-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Chongmin LEE ,  Jaeseok PARK ,  Hyoseok HAN ,  Sangwook LEE ,  Seunghyun LEE

IPC: H02J50/20 ,  H04B1/40 ,  H02J50/40 ,  H02J50/80

Abstract: Provided are a wireless power transmission device and an operating method therefor, the device confirming an optimum phase adjustment degree for each antenna by applying a reference signal to at least one from among a plurality of patch antennas and sequentially applying a plurality of phase electric signals to each of the remaining antennas, when an RF wave is formed using electric signals from a plurality of power sources.