40 citations · 96 across the 11 of their papers we have counts for
6 papers · 1 filter
Meta-Heuristic Fronthaul Bit Allocation for Cell-free Massive MIMO Systems
Minje Kim, In-soo Kim, Junil Choi
Limited capacity of fronthaul links in a cell-free massive multiple-input multiple-output (MIMO) system can cause quantization errors at a central processing unit (CPU) during data…
Spatial Wideband Channel Estimation for MmWave Massive MIMO Systems with Hybrid Architectures and Low-Resolution ADCs
In-soo Kim, Junil Choi
In this paper, a channel estimator for wideband millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems with hybrid architectures and low-resolution analog-t…
Performance of Cell-Free MmWave Massive MIMO Systems with Fronthaul Compression and DAC Quantization
In-soo Kim, Junil Choi
In this paper, the zero-forcing (ZF) precoder with max-min power allocation is proposed for cell-free millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems…
Channel Estimation via Gradient Pursuit for MmWave Massive MIMO Systems with One-Bit ADCs
In-soo Kim, Junil Choi
In millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems, one-bit analog-to-digital converters (ADCs) are employed to reduce the impractically high power c…
FCFGS-CV-Based Channel Estimation for Wideband MmWave Massive MIMO Systems with Low-Resolution ADCs
In-soo Kim, Junil Choi
In this paper, the fully corrective forward greedy selection-cross validation-based (FCFGS-CV-based) channel estimator is proposed for wideband millimeter wave (mmWave) massive mul…
Gradient Pursuit-Based Channel Estimation for MmWave Massive MIMO Systems with One-Bit ADCs
In-soo Kim, Junil Choi
In this paper, channel estimation for millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems with one-bit analog-to-digital converters (ADCs) is considered.…