公开(公告)号：US20190334570A1

公开(公告)日：2019-10-31

申请号：US16310385

申请日：2016-06-15

Applicant: LG ELECTRONICS INC.

Inventor： Joosung HWANG ,  Jeongkyo SEO ,  Sewook OH ,  Geunseok JEONG

IPC: H04B1/401

Abstract: A communication apparatus according to an embodiment of the present invention is configured to determine a frequency band of a communication signal by analyzing a power level of the communication signal detected by a detection unit, and control a band setting unit to set the communication frequency band as the determined frequency band of the communication signal, and determine an output band of the communication signal by analyzing the communication frequency band and a waveform of the communication signal, and control a output setting unit to set a communication output band as the determined output band of the communication signal.

公开(公告)号：US20190229765A1

公开(公告)日：2019-07-25

申请号：US16312984

申请日：2017-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Joosung HWANG ,  Jeongkyo SEO ,  Sewook OH ,  Geunseok JEONG

IPC: H04B1/401 ,  H02J7/02 ,  H02J50/10 ,  H02J50/80

Abstract: The present invention relates to a wireless charging device including a communication signal compensator, a communication signal compensator comprises a power detector configured to detect a magnitude of a communication signal received through each of the plurality of antennas, and a control unit configured to acquire a communication signal having the greatest signal magnitude as the detection result, select an antenna corresponding to the communication signal having the greatest signal magnitude among the plurality of antennas, and transmit, to the coupling antenna, a switch control signal for controlling the switch to be connected to the selected antenna.