@INPROCEEDINGS {36566, author={P. Pedrosa and D. Castanheira and A. Silva and R. Dinis and A. Gameiro}, doi={}, booktitle={IEEE Vehicular Technology Conference (VTC-Spring)}, title={A State-space Approach for Efficient Channel Tracking in Hybrid Analog/Digital MIMO Architectures}, year={2021}, month={April}, volume={}, pages={-} }