His research interests cover a broad range of signal processing, machine learning, and wireless communications, including but not limited to multi-antenna and cooperative communications, sparse and structured signal recovery, Bayesian approximate inference, network coding, etc. He has published over 130 peer-reviewed research papers in the leading international journals and conferences in the related areas. He has served on a number of technical programs for international conferences. He is an editor of the IEEE Transactions on Communications since 2017, and also an editor of the IEEE Transactions on Wireless Communications since 2018. He was a co-recipient of the Best Paper Award of IEEE International Conference on Communications (ICC) 2014, and also a co-recipient of the Best Journal Paper Award of IEEE Technical Committee on Green Communications and Computing (TCGCC) 2017.