Channel Estimation for Hybrid Massive MIMO Systems With Adaptive-Resolution ADCs - Wang, Yalin; Chen, Xihan; Cai, Yunlong; Champagne, Benoit; Hanzo, Lajos (IEEE transactions on communications, 2022)
Keywords: Adaptive systems; adaptive-resolution ADCs; Algorithms; Analog to digital converters; Array signal processing; Beamforming; Channel estimation; channnel estimation; Decoupling; fractional programming; hybrid beamforming; Hybrid systems; Massive MIMO; Massive MIMO systems; Mathematical programming; MIMO communication; Mixed integer; Optimization; Quantization (signal); Radio frequency; Sequences; Uplink