55 citations · 74 across the 3 of their papers we have counts for
6 papers · 2 filters
Spectral Efficiency Analysis of Multi-Cell Massive MIMO Systems with Ricean Fading
Pei Liu, Kai Luo, Da Chen +2
This paper investigates the spectral efficiency of multi-cell massive multiple-input multiple-output systems with Ricean fading that utilize the linear maximal-ratio combining dete…
Millimeter-Wave Massive MIMO Systems Relying on Generalized Sub-Array-Connected Hybrid Precoding
Yun Chen, Da Chen, Tao Jiang +1
In this paper, we consider a generalized sub-array-connected (GSAC) architecture for arbitrary radio frequency (RF) chain and antenna configurations, where the number of RF chains…
Spectral Efficiency Analysis of Cell-Free Massive MIMO Systems with Zero-Forcing Detector
Pei Liu, Kai Luo, Da Chen +1
In this paper, we firstly derive two approximations of the achievable uplink rate with the perfect/imperfect channel state information (CSI) in cell-free massive multi-input multi-…
Hybrid Precoding Based on Non-Uniform Quantization Codebook to Reduce Feedback Overhead in Millimeter Wave MIMO Systems
Yun Chen, Da Chen, Tao Jiang
In this paper, we focus on the design of the hybrid analog/digital precoding in millimeter wave multiple-input multiple-output (MIMO) systems. To reduce the feedback overhead, we p…
Spatial Lobes Division Based Low Complexity Hybrid Precoding and Diversity Combining for mmWave IoT Systems
Yun Chen, Da Chen, Yuan Tian +1
This paper focuses on the design of low complexity hybrid analog/digital precoding and diversity combining in millimeter wave (mmWave) Internet of things (IoT) systems. Firstly, by…
FDM-Structured Preamble Optimization for Channel Estimation in MIMO-OQAM/FBMC Systems
Wenfeng Liu, Da Chen, Kai Luo +2
In this paper, we consider the problem of preamble design in multiple-input multiple-output (MIMO) systems employing offset quadrature amplitude modulation based filter bank multic…