Yeon-Geun Lim
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View article: Performance Analysis of Self-Interference Cancellation in Full-Duplex Massive MIMO Systems: Subtraction versus Spatial Suppression
Performance Analysis of Self-Interference Cancellation in Full-Duplex Massive MIMO Systems: Subtraction versus Spatial Suppression Open
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 essential key to realizing practical FD massive MIMO systems is h…
View article: Ultrareliable and Low-Latency Communication Techniques for Tactile Internet Services
Ultrareliable and Low-Latency Communication Techniques for Tactile Internet Services Open
This paper presents novel ultrareliable and low-latency communication (URLLC)\ntechniques for URLLC services, such as Tactile Internet services. Among typical\nuse-cases of URLLC services are tele-operation, immersive virtual reality,\ncoo…
View article: On the Feasibility of Full-duplex Large-scale MIMO Cellular Systems
On the Feasibility of Full-duplex Large-scale MIMO Cellular Systems Open
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 performance, specifically the ergodic sum-rate. The proposed…
View article: Relationship between Cross-Polarization Discrimination (XPD) and Spatial Correlation in Indoor Small-Cell MIMO Systems
Relationship between Cross-Polarization Discrimination (XPD) and Spatial Correlation in Indoor Small-Cell MIMO Systems Open
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. In an indoor environment, we confirm that the cross-polar…
View article: Performance Analysis of Self-Interference Cancellation in Full-Duplex Large-Scale MIMO Systems
Performance Analysis of Self-Interference Cancellation in Full-Duplex Large-Scale MIMO Systems Open
This paper presents the performance analysis of the self-interference cancellation (SIC) methods in full-duplex largescale multiple-input multiple-output systems. To mitigate selfinterference (SI), we assume that the full duplex-base stati…
View article: RF Lens-Embedded Massive MIMO Systems: Fabrication Issues and Codebook Design
RF Lens-Embedded Massive MIMO Systems: Fabrication Issues and Codebook Design Open
In this paper, we investigate a radio frequency (RF) lens-embedded massive\nmultiple-input multiple-output (MIMO) system and evaluate the system\nperformance of limited feedback by utilizing a technique for generating a\nsuitable codebook …
View article: Performance Analysis of Self-Interference Cancellation in Full-Duplex\n Large-Scale MIMO Systems
Performance Analysis of Self-Interference Cancellation in Full-Duplex\n Large-Scale MIMO Systems Open
This paper presents the performance analysis of the self-interference\ncancellation (SIC) methods in full-duplex largescale multiple-input\nmultiple-output systems. To mitigate selfinterference (SI), we assume that the\nfull duplex-base st…
View article: Performance Analysis of Massive MIMO for Cell-Boundary Users
Performance Analysis of Massive MIMO for Cell-Boundary Users Open
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 unit (DU) support multiple user equipments (UEs) at the cell-b…
View article: Smart Small Cell for 5G: Theoretical Feasibility and Prototype Results
Smart Small Cell for 5G: Theoretical Feasibility and Prototype Results Open
In this article, we present a real-time three dimensional (3D) hybrid beamforming for fifth generation (5G) wireless networks. One of the key concepts in 5G cellular systems is a small cell network, which settles the high mobile traffic de…
View article: Smart Small Cell with Hybrid Beamforming for 5G: Theoretical Feasibility and Prototype Results
Smart Small Cell with Hybrid Beamforming for 5G: Theoretical Feasibility and Prototype Results Open
In this article, we present a real-time three dimensional (3D) hybrid beamforming for fifth generation (5G) wireless networks. One of the key concepts in 5G cellular systems is the small cell network, which settles the high mobile traffic …