2 papers
eess.SP2022
Spatial Channel Covariance Estimation and Two-Timescale Beamforming for IRS-Assisted Millimeter Wave Systems
Hongwei Wang, Jun Fang, Huiping Duan +1
We consider the problem of spatial channel covariance matrix (CCM) estimation for intelligent reflecting surface (IRS)-assisted millimeter wave (mmWave) communication systems. Spat…
cs.IT2015
Real-Valued Khatri-Rao Subspace Approaches on the ULA and a New Nested Array
Huiping Duan, Tiantian Tuo, Jun Fang +1
In underdetermined direction-of-arrival (DOA) estimation using the covariance-based signal models, the computational complexity turns into a noticeable issue because of the high di…