18469972. FULL DUPLEX TRANSCEIVER WITH IMPEDANCE SENSING (QUALCOMM Incorporated)

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FULL DUPLEX TRANSCEIVER WITH IMPEDANCE SENSING

Organization Name

QUALCOMM Incorporated

Inventor(s)

Maziar Hedayati of San Diego CA US

Chuan Wang of San Diego CA US

Hong-Ming Lee of San Diego CA US

Kevin Hsi-Huai Wang of San Diego CA US

FULL DUPLEX TRANSCEIVER WITH IMPEDANCE SENSING

This abstract first appeared for US patent application 18469972 titled 'FULL DUPLEX TRANSCEIVER WITH IMPEDANCE SENSING

Original Abstract Submitted

A method of controlling a full duplex transceiver of a mobile wireless communication device includes: transmitting a transmit signal from a power amplifier of transmit circuitry of the full duplex transceiver, via a duplexer of the full duplex transceiver, to an antenna of the full duplex transceiver; receiving, via the antenna and the duplexer, a receive signal by receive circuitry of the full duplex transceiver; obtaining at least three voltage measurements from respective points between the power amplifier and the antenna; and providing at least one control signal, within the full duplex transceiver, based on the at least three voltage measurements.