METHODS AND DEVICES GENERATING A CALIBRATION SIGNAL FOR AN IQ IMBALANCE

A communication circuitry device for correcting a phase imbalance, the communication circuitry device comprising one or more processors configured to estimate a non-linear component of a reference signal based on a measurement of a tone at a first harmonic of a plurality of harmonics of the referenc...

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Bibliographic Details
Main Authors GROSS, Shahar, BANIN, Elan, SPINGARN, Nurit, SHIMON, Ran
Format Patent
LanguageEnglish
French
German
Published 22.02.2023
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION
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Summary:A communication circuitry device for correcting a phase imbalance, the communication circuitry device comprising one or more processors configured to estimate a non-linear component of a reference signal based on a measurement of a tone at a first harmonic of a plurality of harmonics of the reference signal, estimate an in-phase component of the reference signal based on subtracting the non-linear component from a measurement of a tone at a second harmonic of the plurality of harmonics of the reference signal, and generate a calibration signal based on the estimation of the in-phase component.
Bibliography:Application Number: EP20200204944