372 citations · 430 across the 20 of their papers we have counts for
21 papers
DFT-p-FDMA Based Chirp Transmission in CP-OFDM for Unified ISAC Waveform Design
Fabrizio Carpi, Joonyoung Cho, Kyeong Jin Kim +1
We propose an integrated sensing and communications (ISAC) framework that supports chirp signal transmission in CP-OFDM-based multiple access communication systems, enabling effici…
Fuse-then-Detect for Passive UAV Localization Using Multi-UE 5G Uplink Signals
Wenyu Huang, Nuria González-Prelcic, Vishnu Ratnam +2
Low-altitude uncrewed aerial vehicles (UAVs) can pose growing risks to airspace safety, security, and privacy. Cellular infrastructure can passively sense them without dedicated ra…
Ultra-Wideband Double-Directional Channel Measurements and Statistical Modeling in Urban Microcellular Environments for the Upper-Midband/FR3
Naveed A. Abbasi, Kelvin Arana, Siddhant Singh +7
The upper midband, designated as Frequency Range 3 (FR3), is increasingly critical for the next-generation of wireless networks. Channel propagation measurements and their statisti…
An Ultra-Wideband Study of Vegetation Impact on Upper Midband / FR3 Communication
Naveed A. Abbasi, Tathagat Pal, Kelvin Arana +5
Growing demand for high data rates is driving interest in the upper mid-band (FR 3) spectrum (6-24 GHz). While some propagation measurements exist in literature, the impact of vege…
Ultra-wideband Double-Directionally Resolved Channel Measurements of Line-of-Sight Microcellular Scenarios in the Upper Mid-band
Naveed A. Abbasi, Kelvin Arana, Jorge Gomez-Ponce +7
The growing demand for higher data rates and expanded bandwidth is driving the exploration of new frequency ranges, including the upper mid-band spectrum (6-24 GHz), which is a pro…
Plug-in UL-CSI-Assisted Precoder Upsampling Approach in Cellular FDD Systems
Yu-Chien Lin, Yan Xin, Ta-Sung Lee +4
Acquiring downlink channel state information (CSI) is crucial for optimizing performance in massive Multiple Input Multiple Output (MIMO) systems operating under Frequency-Division…
Integrated Monostatic Sensing and Full-Duplex Multiuser Communication for mmWave Systems
Murat Bayraktar, Nuria González-Prelcic, Mikko Valkama +2
In this paper, we propose a hybrid precoding/combining framework for communication-centric integrated sensing and full-duplex (FD) communication operating at mmWave bands. The desi…
Learned Pulse Shaping Design for PAPR Reduction in DFT-s-OFDM
Fabrizio Carpi, Soheil Rostami, Joonyoung Cho +3
High peak-to-average power ratio (PAPR) is one of the main factors limiting cell coverage for cellular systems, especially in the uplink direction. Discrete Fourier transform sprea…
Nested Construction of Polar Codes via Transformers
Sravan Kumar Ankireddy, S Ashwin Hebbar, Heping Wan +2
Tailoring polar code construction for decoding algorithms beyond successive cancellation has remained a topic of significant interest in the field. However, despite the inherent ne…
Towards Intelligent Network Management: Leveraging AI for Network Service Detection
Khuong N. Nguyen, Abhishek Sehgal, Yuming Zhu +5
As the complexity and scale of modern computer networks continue to increase, there has emerged an urgent need for precise traffic analysis, which plays a pivotal role in cutting-e…
Multidimensional Orthogonal Matching Pursuit-based RIS-aided Joint Localization and Channel Estimation at mmWave
Murat Bayraktar, Joan Palacios, Nuria González-Prelcic +1
RIS-aided millimeter wave wireless systems benefit from robustness to blockage and enhanced coverage. In this paper, we study the ability of RIS to also provide enhanced localizati…
Predicting Future CSI Feedback For Highly-Mobile Massive MIMO Systems
Yu Zhang, Ahmed Alkhateeb, Pranav Madadi +3
Massive multiple-input multiple-output (MIMO) system is promising in providing unprecedentedly high data rate. To achieve its full potential, the transceiver needs complete channel…
THz Band Channel Measurements and Statistical Modeling for Urban Microcellular Environments
Naveed A. Abbasi, Jorge Gomez-Ponce, Revanth Kondaveti +7
The THz band (0.1-10 THz) has attracted considerable attention for next-generation wireless communications, due to the large amount of available bandwidth that may be key to meet t…
THz Band Channel Measurements and Statistical Modeling for Urban D2D Environments
Naveed A. Abbasi, Jorge Gomez-Ponce, Revanth Kondaveti +6
THz band is envisioned to be used in 6G systems to meet the ever-increasing demand for data rate. However, before an eventual system design and deployment can proceed, detailed cha…
Pareto Deterministic Policy Gradients and Its Application in 5G Massive MIMO Networks
Zhou Zhou, Yan Xin, Hao Chen +2
In this paper, we consider jointly optimizing cell load balance and network throughput via a reinforcement learning (RL) approach, where inter-cell handover (i.e., user association…
Experimental Investigation of Frequency Domain Channel Extrapolation in Massive MIMO Systems for Zero-Feedback FDD
Thomas Choi, François Rottenberg, Jorge Gomez-Ponce +4
Estimating downlink (DL) channel state information (CSI) in frequency division duplex (FDD) massive multi-input multi-output (MIMO) systems generally requires downlink pilots and f…
Performance Analysis of Channel Extrapolation in FDD Massive MIMO Systems
Francois Rottenberg, Thomas Choi, Peng Luo +2
Channel estimation for the downlink of frequency division duplex (FDD) massive MIMO systems is well known to generate a large overhead as the amount of training generally scales wi…
Real-Time Millimeter-Wave MIMO Channel Sounder for Dynamic Directional Measurements
C. Umit Bas, Rui Wang, Seun Sangodoyin +6
In this paper, we present a novel real-time multiple-input-multiple-output (MIMO) channel sounder for the 28 GHz band. Until now, most investigations of the directional characteris…
3D MIMO Outdoor-to-Indoor Propagation Channel Measurement
Vinod Kristem, Seun Sangodoyin, C. U. Bas +7
3-dimensional Multiple-Input Multiple-Output (3D MIMO) systems have received great interest recently because of the spatial diversity advantage and capability for full-dimensional…
Design and Analysis of Initial Access in Millimeter Wave Cellular Networks
Yingzhe Li, Jeffrey G. Andrews, Francois Baccelli +2
Initial access is the process which allows a mobile user to first connect to a cellular network. It consists of two main steps: cell search (CS) on the downlink and random access (…
5G 3GPP-like Channel Models for Outdoor Urban Microcellular and Macrocellular Environments
Katsuyuki Haneda, Lei Tian, Yi Zheng +26
For the development of new 5G systems to operate in bands up to 100 GHz, there is a need for accurate radio propagation models at these bands that currently are not addressed by ex…