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RF Component Modeling

Behavioral RF radio modeling and impairment correction

Apply RF impairments and corrections. Model RF front-end designs containing amplifiers, mixers, and digital predistortion (DPD).


Wireless Waveform GeneratorCreate, impair, visualize, and export modulated waveforms


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fsplFree space path loss
frequencyOffsetApply frequency offset to input signal (Since R2022a)
iqimbalApply I/Q imbalance to input signal
iqcoef2imbalConvert compensator coefficient to amplitude and phase imbalance
iqimbal2coefConvert I/Q imbalance to compensator coefficient
srmdelayCompute delay introduced by Sample-Rate Match block (Since R2022b)
plotPhaseNoiseFilterPlot response of phase noise filter block


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comm.MemorylessNonlinearityApply memoryless nonlinearity to complex baseband signal
comm.MultibandCombinerFrequency-shift and combine signals (Since R2021b)
comm.PhaseFrequencyOffsetApply phase and frequency offsets to input signal
comm.PhaseNoiseApply phase noise to baseband signal
comm.SampleRateOffsetApply sample rate offset to signal (Since R2021b)
comm.ThermalNoiseAdd thermal noise to signal
comm.AGCAdaptively adjust gain for constant signal level output
comm.CoarseFrequencyCompensatorCompensate for frequency offset of PAM, PSK, or QAM signal
dsp.DCBlockerBlock DC component (offset) from input signal
comm.DPDDigital predistorter
comm.DPDCoefficientEstimatorEstimate memory-polynomial coefficients for digital predistortion
comm.IQImbalanceCompensatorCompensate for IQ imbalance


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Complex Phase DifferencePhase difference between two complex signals
Complex Phase ShiftApply complex phase shift to complex signal
Free Space Path LossApply free space path loss to complex signal
I/Q ImbalanceApply I/Q imbalances to complex signal
Memoryless NonlinearityApply amplifier models to complex baseband signal
Multiband CombinerFrequency-shift and combine signals (Since R2021b)
Phase/Frequency OffsetApply phase and frequency offsets to complex baseband signal
Phase NoiseApply receiver phase noise to complex baseband signal
Receiver Thermal NoiseApply receiver thermal noise to complex signal
Sample-Rate MatchUpsample two signals to common rate (Since R2022b)
Sample Rate OffsetApply sample rate offset to input signal (Since R2022b)
AGCAdaptively adjust gain for constant signal-level output
Coarse Frequency CompensatorCompensate for carrier frequency offset in PAM, PSK, or QAM
DC BlockerBlock DC component
DPDDigital predistorter
DPD Coefficient EstimatorEstimate memory-polynomial coefficients for digital predistortion
I/Q Compensator Coefficient to ImbalanceConvert compensator coefficient into amplitude and phase imbalance
I/Q Imbalance Compensator Compensate for imbalance between in-phase and quadrature components
I/Q Imbalance to Compensator CoefficientConverts amplitude and phase imbalance into I/Q compensator coefficient
Complex Phase DifferencePhase difference between two complex signals
Complex Phase ShiftApply complex phase shift to complex signal