公开(公告)号：US20210143677A1

公开(公告)日：2021-05-13

申请号：US16889214

申请日：2020-06-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jinbong LEE ,  Beomwoo GU ,  Jaehyun PARK ,  Sanghyuk WI

IPC: H02J50/12 ,  H02J50/80 ,  H02P27/08 ,  H02M7/48

Abstract: A wireless power transmitter may include: a power factor correction (PFC) circuit configured to convert first alternating current (AC) power input from a power source into direct current (DC) power; an inverter configured to convert the DC power output from the PFC circuit into second AC power; a power transmission circuit configured to transmit wireless power, based on the second AC power output from the inverter; and at least one processor configured to identify at least one of a voltage or a current of the DC power output from the PFC circuit, and control an operation of the inverter based on the identified at least one of the voltage or the current

公开(公告)号：US20230333799A1

公开(公告)日：2023-10-19

申请号：US18341304

申请日：2023-06-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Junhyeong PARK ,  Seogyong JEONG ,  Youngho RYU ,  Jinbong LEE ,  Byeongguk CHOI ,  Jungkyu HAN

IPC: G06F3/14

CPC classification number: G06F3/1446

Abstract: A display module may comprise: at least one first antenna configured to receive an image signal corresponding to the display module, from among a plurality of display modules configured to display an entire image, which displays at least a part of the entire image, a second antenna configured to receive a trigger signal corresponding to the image signal, a signal generation circuit configured to generate a plurality of control signals for controlling the image signal from the trigger signal received through the second antenna, and a display panel configured to display the image signal received from the first antenna on the basis of the plurality of generated control signals.