Apparatus and method for providing east second order input intercept point calibration based on two tone testing

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United States of America Patent

PATENT NO 9729254
SERIAL NO

15156972

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Abstract

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An apparatus and a method. The apparatus includes a first low pass filter (LPF), a second LPF, a first analog-to-digital converter (ADC), a second ADC, a first discrete Fourier transform (DFT) unit, a second DFT unit, a second order intermodulation (IM2) tone amplitude measurement unit, and a calibration logic unit configured to simultaneously determine an in-phase mixer (I-mixer) digital-to-analog (DAC) code and a quadrature-phase mixer (Q-mixer) DAC code.

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Patent Owner(s)

Patent OwnerAddress
SAMSUNG ELECTRONICS CO LTDGYEONGGI DO SOUTH KOREA GYEONGGI-DO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yang, Zhiyu Dublin, US 57 331
Zhou, Quan Sunnyvale, US 79 638

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