A two-layer variational Bayesian inference method estimates delay and Doppler simultaneously in time-varying ISAC channels, improving MSE over prior art.
Joint communications and sensing employing optimized MIM O-OFDM signals,
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Bayesian Sensing for Time-Varying Channels in ISAC Systems
A two-layer variational Bayesian inference method estimates delay and Doppler simultaneously in time-varying ISAC channels, improving MSE over prior art.