CP-OFDM attains the Jensen lower bound on ranging CRB and is asymptotically optimal among orthogonal waveforms for large random-symbol counts under PSK and sub-Gaussian constellations.
Affine frequenc y division multiplexing for next generation wireless communications ,
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CP-OFDM Achieves Lower Ranging CRB Than Frequency-Spread Waveforms in the Large-Sample Regime
CP-OFDM attains the Jensen lower bound on ranging CRB and is asymptotically optimal among orthogonal waveforms for large random-symbol counts under PSK and sub-Gaussian constellations.