The present invention relates to a method for detecting a foreign material, and a device and
system therefor. The method for detecting a foreign material in a wireless power transmitter …

The present invention relates to a foreign object (FO) detection method for wireless
charging, and a device and a system therefor. The FO detection method on a wireless power …

The present invention relates to a method for detecting foreign material, and an apparatus
and a system therefor, and a method for detecting foreign material in a wireless power …

A foreign object detector includes: an oscillator circuit 100 having a coil 110 and resonant
capacitors Cx, Cy, the oscillator circuit 100 being configured to output a voltage which …

Provided are an apparatus and method for performing foreign object detection in a wireless
power transfer system. The present specification discloses a method comprising receiving a …

A method of controlling a wireless power transmitter is discussed. The method includes
transmitting a power signal having a predetermined strength; measuring a quality factor and …

A power supply apparatus includes a power supply unit configured to wirelessly supply
power to an electronic apparatus, a communication unit configured to transmit, to the …

A power feed device according to the present disclosure includes a power feed section that
supplies power wirelessly to a power receiving device having a power receiving coil, a …

US11605979B2 - Power receiving device and electronic apparatus - Google Patents
US11605979B2 - Power receiving device and electronic apparatus - Google Patents Power …

(57) ABSTRACT A method for detecting a foreign object disposed in a charging area of a
wireless power transmitter can include transmitting, by the wireless power transmitter, a …