Works Published in 2019
Displaying works 141 - 160 of 485 in total
Sorted by most recent date added to the index first, which may not be the same as publication date order.
2019 conference paper
Spatial channel covariance estimation for the hybrid architecture at a base station: A tensor-decomposition-based approach
2018 IEEE Global Conference on Signal and Information Processing, GlobalSIP 2018 - Proceedings, 1008–1012.
Contributors: S. Park *, A. Ali *, N. Gonzalez-Prelcic * & R. Heath*
TL;DR:
A spatial channel covariance estimation method for spatially sparse time-varying frequency-selective channels that leverages the fact that the channel can be represented as a low-rank higher-order tensor.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities
(OpenAlex)
Source: ORCID
Added: September 11, 2020
2019 journal article
Spatial Covariance Estimation for Millimeter Wave Hybrid Systems Using Out-of-Band Information
IEEE Transactions on Wireless Communications, 18(12), 5471–5485.
Contributors: A. Ali *, N. Gonzalez-Prelcic * & R. Heath*
author keywords: Covariance estimation; out-of-band information; hybrid analog-digital precoding; millimeter-wave communications; subspace perturbation analysis
TL;DR:
This work uses the sub-6 GHz channel covariance as an out-of-band side information for mmWave link configuration as well as proposed covariance estimation strategies to reduce the training overhead compared to the in-band only covariance estimating.
(via Semantic Scholar)
arxiv.org (repository)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Tensor-based Estimation of mmWave MIMO Channels with Carrier Frequency Offset
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, 2019-May, 4155–4159.
Contributors: L. Ribeiro*, A. De Almeida *, N. Myers * & R. Heath*
TL;DR:
Simulation results indicate that the proposed joint CFO and channel estimation method based on tensor modeling and compressed sensing yields better channel recovery performance than the benchmark and that it is more robust to a small number of channel measurements.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Spatial Zadoff-Chu Modulation for Rapid Beam Alignment in mmWave Phased Arrays
2018 IEEE Globecom Workshops, GC Wkshps 2018 - Proceedings.
Contributors: N. Myers *, A. Mezghani * & R. Heath*
TL;DR:
This work proposes to use shifted Zadoff-Chu (ZC) sequences in the antenna domain to realize efficient CS matrices for channel estimation or beam alignment and proves that the shifted ZC-based CS matrix satisfies the restricted isometry property with high probability.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 journal article
Swift-Link: A Compressive Beam Alignment Algorithm for Practical mmWave Radios
IEEE Transactions on Signal Processing, 67(4), 1104–1119.
Contributors: N. Myers *, A. Mezghani * & R. Heath*
author keywords: Compressive beam training; carrier frequency offset; robust beam alignment; low-complexity sparse self-calibration; robust compressive sensing; mmWave
TL;DR:
Swift-Link is presented, a fast beam alignment algorithm that is robust against the offset and uses fewer channel measurements than comparable CS algorithms and has analytical guarantees.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Selective OFDM transmission for simultaneous wireless information and power transfer
2019 IEEE Global Communications Conference, GLOBECOM 2019 - Proceedings.
Contributors: R. Buckley* & R. Heath*
TL;DR:
This paper proposes, analyzes, and compares the functionality of a novel selective orthogonal frequency-division multiplexing (OFDM) receiver architecture and evaluates the rate-energy (R-E) tradeoff of the system.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Short Range 3D MIMO mmWave Channel Reconstruction via Geometry-aided AoA Estimation
Conference Record - Asilomar Conference on Signals, Systems and Computers, 2019-November, 427–431.
Contributors: J. Kaleva, N. Myers, A. Tolli, R. Heath* & U. Madhow
TL;DR:
This work considers parametrized spatial channel estimation, where the known antenna array geometry is exploited to recover the angle-of-arrivals (AoAs) of the 3D multiple-input multiple-output (MIMO) channel and proposes a lower complexity message passing algorithm for short range channel estimation.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Side-information-aided non-coherent beam alignment design for millimeter wave systems
Proceedings of the International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc), 341–350.
Contributors: Y. Zhang *, K. Patel*, S. Shakkottai * & R. Heath*
author keywords: 60 GHz; Beam Alignment; Non-Coherent; Compressive Phase Retrieval; Side Information; Prototyping; Calibration
TL;DR:
This work leverage side information in the form of prior knowledge of the angular support of the propagation channel (direction information) to design a compressive sensing (CS) based beam alignment algorithm that enables generations of precise desired beam patterns.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Position and LIDAR-Aided mmWave Beam Selection using Deep Learning
IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC, 2019-July.
Contributors: M. Dias*, A. Klautau*, N. Gonzalez-Prelcic * & R. Heath*
TL;DR:
Using co-simulation of communications and LIDAR in a vehicle-to-infrastructure (V2I) scenario, it is found that the distributed LidAR-based architecture provides robust performance irrespective of car penetration rate, outperforming the single LIDar at BS and position-based solutions.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure
(OpenAlex)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Robust analog precoding designs for millimeter wave MIMO transceivers
WSA 2016 - 20th International ITG Workshop on Smart Antennas, 8–15. http://www.scopus.com/inward/record.url?eid=2-s2.0-85073573477&partnerID=MN8TOARS
Contributors: P. Xia, R. Heath & N. Prelcic
Source: ORCID
Added: September 11, 2020
2019 journal article
Online Learning for Position-Aided Millimeter Wave Beam Training
IEEE Access, 7, 30507–30526.
Contributors: V. Va *, T. Shimizu *, G. Bansal* & R. Heath*
author keywords: Millimeter wave; beam alignment; beam refinement; position-aided; online learning; multi-armed bandit; risk-aware learning
TL;DR:
This paper uses a multi-armed bandit framework to develop the online learning algorithms for beam pair selection and refinement, which uses the upper confidence bound with a newly proposed risk-aware feature, while the beam refinement uses a modified optimistic optimization algorithm.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 journal article
Organizing a Special Issue of IEEE SPM [From the Editor]
IEEE Signal Processing Magazine, 36(6), 3–4.
Contributors: R. Heath*
TL;DR:
The process of organizing a special issue (SI) for IEEE Signal Processing Magazine (SPM) is discussed and more information is provided about the decision-making process so that authors understand how to have an article accepted.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions
(OpenAlex)
Source: ORCID
Added: September 11, 2020
2019 journal article
Outage of Periodic Downlink Wireless Networks with Hard Deadlines
IEEE Transactions on Communications, 67(2), 1238–1253.
Contributors: R. Jurdi *, S. Khosravirad *, H. Viswanathan *, J. Andrews * & R. Heath*
author keywords: Ultra-reliability; low-latency; mission-critical; time-sensitive networking; machine-to-machine; industrial; IoT; 5G; URLLC; mMTC; TSN
TL;DR:
A novel variable-rate transmission method is proposed that eliminates time overflow in a downlink periodic wireless communications system, where multiple access points cooperatively transmit packets to a number of devices, e.g., actuators in an industrial control system.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 journal article
Optimal Frequency-Flat Precoding for Frequency-Selective Millimeter Wave Channels
IEEE Transactions on Wireless Communications, 18(11), 5098–5112.
Contributors: K. Venugopal *, N. Gonzalez-Prelcic * & R. Heath*
author keywords: Antenna arrays; MIMO communication; OFDM; Frequency estimation; Estimation; Receiving antennas; Transmitting antennas; Millimeter wave communications; hybrid architecture; compressive subspace estimation; antenna beam-squint; frequency-selective systems; optimal precoders
TL;DR:
This paper evaluates the conditions and practical settings under which the dominant subspaces of the frequency-domain channel matrices are similar and shows that under some assumptions, semi-unitary frequency-flat precoding and combining are sufficient for low-scattering millimeter wave channels.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Performance of linear receivers for wideband massive MIMO with one-bit ADCs
WSA 2016 - 20th International ITG Workshop on Smart Antennas, 509–515. http://www.scopus.com/inward/record.url?eid=2-s2.0-85073575189&partnerID=MN8TOARS
Contributors: C. Mollén, J. Choi, E. Larsson & R. Heath
Source: ORCID
Added: September 11, 2020
2019 journal article
MmWave Vehicular Beam Selection with Situational Awareness Using Machine Learning
IEEE Access, 7, 87479–87493.
Contributors: Y. Wang *, A. Klautau, M. Ribero *, A. Soong* & R. Heath*
author keywords: MmWave; beam alignment; situational awareness; machine learning
TL;DR:
The numerical results show that situational awareness-assisted beam selection using machine learning is able to provide beam prediction, with accuracy that increases with more complete knowledge of the environment.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 conference paper
On the Violation of Hard Deadlines in Networked Control Systems
IEEE International Conference on Communications, 2019-May.
Contributors: R. Jurdi *, J. Andrews * & R. Heath*
TL;DR:
A closed-form expression is calculated for the probability of hard-deadline violation when there are two agents and upper and lower bounds on this probability are found when there is more agents, which reflects the reliability of the system.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
2019 conference paper
Millimeter wave V2X communications: Use cases and design considerations of beam management
Asia-Pacific Microwave Conference Proceedings, APMC, 2018-November, 183–185.
Contributors: T. Shimizu *, V. Va *, G. Bansal* & R. Heath*
TL;DR:
Millimeter wave (mmWave) communication has the potential to meet the high data rate demand thanks to its wide bandwidth and this paper introduces potential use cases and elaborate on how to utilize low-frequency communication, onboard sensors mounted at vehicles and infrastructures, and DSRC messages to facilitate mmWave V2X beam management.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure
(OpenAlex)
Source: ORCID
Added: September 11, 2020
2019 journal article
Modeling and Analysis of MmWave V2X Networks with Vehicular Platoon Systems
IEEE Journal on Selected Areas in Communications, 37(12), 2851–2866.
Contributors: W. Yi *, Y. Liu *, Y. Deng *, A. Nallanathan * & R. Heath*
author keywords: Vehicle-to-everything; Probability density function; Millimeter wave communication; Numerical models; Stochastic processes; Matern hard-core process; millimeter wave; stochastic geometry; user association techniques; vehicular platoon systems; vehicle-to-everything networks
TL;DR:
An effective spatial framework for mmWave vehicle-to-everything (V2X) networks with VPSs is proposed by utilizing stochastic geometry approaches and the numerical results illustrate that platoons outperform individual vehicles in terms of road spectral efficiency and the considered system is LOS interference-limited.
(via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy
(OpenAlex)
Source: ORCID
Added: September 11, 2020
2019 conference paper
MmWave Vehicular Beam Training with Situational Awareness by Machine Learning
2018 IEEE Globecom Workshops, GC Wkshps 2018 - Proceedings.
Contributors: Y. Wang *, A. Klautau*, M. Ribero *, M. Narasimha* & R. Heath*
TL;DR:
This paper proposes to learn the optimal beam pair index by exploiting the locations and sizes of the receiver and its neighboring vehicles, leveraging machine learning tools with the past beam training records.
(via Semantic Scholar)
Source: ORCID
Added: September 11, 2020
Citation Index includes data from a number of different sources. If you have questions about the sources of data in the Citation Index or need a set of data which is free to re-distribute, please contact us.
Certain data included herein are derived from the Web of Science© and InCites© (2024) of Clarivate Analytics. All rights reserved. You may not copy or re-distribute this material in whole or in part without the prior written consent of Clarivate Analytics.
