176 citations · 441 across the 9 of their papers we have counts for
10 papers · 1 filter
Performance Analysis of Self-Interference Cancellation in Full-Duplex Massive MIMO Systems: Subtraction versus Spatial Suppression
Soo-Min Kim, Yeon-Geun Lim, Linglong Dai +1
Massive multiple-input multiple-output (MIMO) and full-duplex (FD) are promising candidates for achieving the spectral efficiency to meet the needs of 5G communications. One essent…
Ultrareliable and Low-Latency Communication Techniques for Tactile Internet Services
Kwang Soon Kim, Dong Ku Kim, Chan-Byoung Chae +9
This paper presents novel ultrareliable and low-latency communication (URLLC) techniques for URLLC services, such as Tactile Internet services. Among typical use-cases of URLLC ser…
On the Feasibility of Full-duplex Large-scale MIMO Cellular Systems
Jeongwan Koh, Yeon-Geun Lim, Chan-Byoung Chae +1
This paper concerns the feasibility of full-duplex large-scale multiple-input-multiple-output (MIMO) cellular systems. We first propose a pilot transmission scheme and assess its p…
Map-based Millimeter-Wave Channel Models: An Overview, Hybrid Modeling, Data, and Learning
Yeon-Geun Lim, Yae Jee Cho, MinSoo Sim +3
Compared to the current wireless communication systems, millimeter wave (mm-Wave) promises a wide range of spectrum. As viable alternatives to existing mm-Wave channel models, vari…
Relationship between Cross-Polarization Discrimination (XPD) and Spatial Correlation in Indoor Small-Cell MIMO Systems
Yeon-Geun Lim, Yae Jee Cho, TaeckKeun Oh +2
In this letter, we present a correlated channel model for a dual-polarization antenna to omnidirectional antennas in indoor small-cell multiple-input multiple-output (MIMO) systems…
Multiple Access for 5G New Radio: Categorization, Evaluation, and Challenges
Hyunsoo Kim, Yeon-Geun Lim, Chan-Byoung Chae +1
Next generation wireless networks require massive uplink connections as well as high spectral efficiency. It is well known that, theoretically, it is not possible to achieve the su…
RF Lens-Embedded Massive MIMO Systems: Fabrication Issues and Codebook Design
Taehoon Kwon, Yeon-Geun Lim, Byung-Wook Min +1
In this paper, we investigate a radio frequency (RF) lens-embedded massive multiple-input multiple-output (MIMO) system and evaluate the system performance of limited feedback by u…
Performance Analysis of Self-Interference Cancellation in Full-Duplex Large-Scale MIMO Systems
Yeon-Geun Lim, Daesik Hong, Chan-Byoung Chae
This paper presents the performance analysis of the self-interference cancellation (SIC) methods in full-duplex largescale multiple-input multiple-output systems. To mitigate selfi…
Compressed Channel Feedback for Correlated Massive MIMO Systems
Min Soo Sim, Jeonghun Park, Chan-Byoung Chae +1
Massive multiple-input multiple-output (MIMO) is a promising approach for cellular communication due to its energy efficiency and high achievable data rate. These advantages, howev…
Performance Analysis of Massive MIMO for Cell-Boundary Users
Yeon-Geun Lim, Chan-Byoung Chae, Giuseppe Caire
In this paper, we consider massive multiple-input multiple-output (MIMO) systems for both downlink and uplink scenarios, where three radio units (RUs) connected via one digital uni…