rf component modeling -pg电子麻将胡了
behavioral rf radio modeling and impairment correction
apply rf impairments and corrections. model rf front-end designs containing amplifiers, mixers, and digital predistortion (dpd).
apps
| wireless waveform generator | create, impair, visualize, and export modulated waveforms |
functions
impairments
| free space path loss | |
| apply frequency offset to input signal | |
| apply i/q imbalance to input signal | |
| convert compensator coefficient to amplitude and phase imbalance | |
| convert i/q imbalance to compensator coefficient | |
| compute delay introduced by sample-rate match block |
visualize phase noise filter
| plot response of phase noise filter block |
objects
impairments and components
| apply memoryless nonlinearity to complex baseband signal | |
| frequency-shift and combine signals | |
| apply phase and frequency offsets to input signal | |
| apply phase noise to baseband signal | |
| apply sample rate offset to signal | |
| add thermal noise to signal |
impairment corrections
| adaptively adjust gain for constant signal level output | |
| compensate for frequency offset of pam, psk, or qam signal | |
| block dc component (offset) from input signal | |
| digital predistorter | |
| estimate memory-polynomial coefficients for digital predistortion | |
| compensate for iq imbalance |
blocks
impairments and components
| phase difference between two complex signals | |
| apply complex phase shift to complex signal | |
| apply free space path loss to complex signal | |
| apply i/q imbalances to complex signal | |
| apply amplifier models to complex baseband signal | |
| frequency-shift and combine signals | |
| apply phase and frequency offsets to complex baseband signal | |
| apply receiver phase noise to complex baseband signal | |
| apply receiver thermal noise to complex signal | |
| upsample two signals to common rate | |
| apply sample rate offset to input signal |
impairment corrections
| adaptively adjust gain for constant signal-level output | |
| compensate for carrier frequency offset for pam, psk, or qam | |
| block dc component | |
| digital predistorter | |
| estimate memory-polynomial coefficients for digital predistortion | |
| convert compensator coefficient into amplitude and phase imbalance | |
| compensate for imbalance between in-phase and quadrature components | |
| converts amplitude and phase imbalance into i/q compensator coefficient |
utilities
| phase difference between two complex signals | |
| apply complex phase shift to complex signal |
topics
apply various rf impairments to a qam signal.
featured examples
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