Cost-Efficient GPIP Processing for Large-Scale Multi-User MIMO Systems

S Moon, N Lee, Y Lee - IEEE Access, 2023 - ieeexplore.ieee.org
This paper investigates a joint user selection, power allocation, and beamforming strategy
for maximizing a weighted sum-spectral efficiency in a single-cell multi-user multiple-input …

FDD Massive MIMO: How to Optimally Combine UL Pilot and Limited DL CSI Feedback?

J Kim, J Choi, J Park, A Alkhateeb, N Lee - arXiv preprint arXiv …, 2024 - arxiv.org
In frequency-division duplexing (FDD) multiple-input multiple-output (MIMO) systems,
obtaining accurate downlink channel state information (CSI) for precoding is vastly …

A 43.9 s IRS Controller SoC With Grid-Based Phase-Shift Optimization in 28 nm CMOS Technology for Next-Generation Communication

S Moon, Y Lee - IEEE Transactions on Circuits and Systems I …, 2024 - ieeexplore.ieee.org
Intelligent reflecting surface (IRS) is one of the promising technologies for next-generation
communication systems. Although IRS can enhance the integrity of the transmitted signal …

JPC-GCE Algorithm for Energy-Efficient Wideband mmWave Systems

F Liu, X Lou, D Li, B Shi, H Wang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
In this paper, a joint precoding and combining (JPC) algorithm based on generalized cross-
entropy (GCE) optimization is proposed for energy-efficiency (EE) wideband millimeter wave …

Dram with command-differentiated storage of internally and externally sourced data

TJ Sheffler, L Lai, L Peng, B Rychlik - US Patent App. 18/210,387, 2023 - Google Patents
US20230325309A1 - Dram with command-differentiated storage of internally and externally
sourced data - Google Patents US20230325309A1 - Dram with command-differentiated storage …