A sorting-based single-sample blind estimator separates noise and signal in beamspace using order statistics to compute average noise power, signal power, and SNR in mmWave multi-antenna systems.
SNR estimation for nonconstant mod- ulus constellations
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Low-Complexity Blind SNR Estimator for mmWave Multi-Antenna Communications
A sorting-based single-sample blind estimator separates noise and signal in beamspace using order statistics to compute average noise power, signal power, and SNR in mmWave multi-antenna systems.