Han, Y; Hsu, T-H; Wen, C-K; Wong, K-K; Jin, S; (2019) Efficient Downlink Channel Reconstruction for FDD Multi-Antenna Systems. IEEE Transactions on Wireless Communications , 18 (6) pp. 3161-3176. 10.1109/TWC.2019.2911497 <https://doi.org/10.1109/TWC.2019.2911497>. Green open access