DC offset compensation in zero-intermediate frequency mode of a receiver

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United States of America Patent

PATENT NO 11431359
SERIAL NO

17107327

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Abstract

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A method for operating a radio frequency communications system includes, while operating a first radio frequency communications device in a calibration mode, for each setting of a plurality of settings of a programmable gain amplifier in a receiver of the first radio frequency communications device configured in a zero-intermediate frequency mode of operation, generating an estimate of a DC offset in each of a plurality of digital samples received from an analog circuit path including the programmable gain amplifier, and storing in a corresponding storage element, a compensation value based on the estimate.

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Patent Owner(s)

Patent OwnerAddress
SILICON LABORATORIES INC400 W CESAR CHAVEZ AUSTIN TX 78701

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Khoury, John M Austin, US 66 633
Li, Wentao Austin, US 85 304
Reid, Mitchell Austin, US 12 114
Wu, Michael A Austin, US 22 318
Zhou, Yan Spicewood, US 2120 9767

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