17 citations · 51 across the 18 of their papers we have counts for
19 papers
Confidential Signal Cancellation Phenomenon in Interference Alignment Networks: Cause and Cure
Lin Hu, Jiabing Fan, Hong Wen +2
This paper investigates physical layer security (PLS) in wireless interference networks. Specifically, we consider confidential transmission from a legitimate transmitter (Alice) t…
Active IRS Aided Multiple Access for Energy-Constrained IoT Systems
Guangji Chen, Qingqing Wu, Chong He +3
We investigate the fundamental multiple access (MA) scheme in an active intelligent reflecting surface (IRS) aided energy-constrained Internet-of-Things (IoT) system, where an acti…
Cascaded Channel Estimation for RIS Assisted mmWave MIMO Transmissions
Yushan Liu, Shun Zhang, Feifei Gao +2
Channel estimation is challenging for the reconfigurable intelligence surface (RIS) assisted millimeter wave (mmWave) communications. Since the number of coefficients of the cascad…
Eudoxus: Characterizing and Accelerating Localization in Autonomous Machines
Yiming Gan, Bo Yu, Boyuan Tian +7
We develop and commercialize autonomous machines, such as logistic robots and self-driving cars, around the globe. A critical challenge to our -- and any -- autonomous machine is a…
Spectral-Energy Efficiency Trade-off-based Beamforming Design for MISO Non-Orthogonal Multiple Access Systems
Haitham Al-Obiedollah, Kanapathippillai Cumanan, Jeyarajan Thiyagalingam +4
Energy efficiency (EE) and spectral efficiency (SE) are two of the key performance metrics in future wireless networks, covering both design and operational requirements. For previ…
Resource Allocation Technique for Hybrid TDMA-NOMA System with Opportunistic Time Assignment
Xinchen Wei, Haitham Al-Obiedollah, Kanapathippillai Cumanan +4
In this paper, we develop a resource allocation technique for a hybrid time division multiple access (TDMA) - non-orthogonal multiple access (NOMA) system with opportunistic time a…
Autonomous Last-mile Delivery Vehicles in Complex Traffic Environments
Bai Li, Shaoshan Liu, Jie Tang +3
E-commerce has evolved with the digital technology revolution over the years. Last-mile logistics service contributes a significant part of the e-commerce experience. In contrast t…
Physical Layer Key Generation in 5G Wireless Networks
Long Jiao, Ning Wang, Pu Wang +3
The bloom of the fifth generation (5G) communication and beyond serves as a catalyst for physical layer key generation techniques. In 5G communications systems, many challenges in…
On Energy Harvesting of Hybrid TDMA-NOMA Systems
Haitham Al-Obiedollah, Kanapathippillai Cumanan, Alister G. Burr +4
In this paper, we investigate energy harvesting capabilities of non-orthogonal multiple access (NOMA) scheme integrated with the conventional time division multiple access (TDMA) s…
PI-Edge: A Low-Power Edge Computing System for Real-Time Autonomous Driving Services
Jie Tang, Shaoshan Liu, Bo Yu +1
To simultaneously enable multiple autonomous driving services on affordable embedded systems, we designed and implemented π-Edge, a complete edge computing framework for autonomous…
Teaching Autonomous Driving Using a Modular and Integrated Approach
Jie Tang, Shaoshan Liu, Songwen Pei +4
Autonomous driving is not one single technology but rather a complex system integrating many technologies, which means that teaching autonomous driving is a challenging task. Indee…
Full-Duplex Cloud Radio Access Network: Stochastic Design and Analysis
Arman Shojaeifard, Kai-Kit Wong, Wei Yu +2
Full-duplex (FD) has emerged as a disruptive communications paradigm for enhancing the achievable spectral efficiency (SE), thanks to the recent major breakthroughs in self-interfe…
Distributed Simulation Platform for Autonomous Driving
Jie Tang, Shaoshan Liu, Chao Wang +1
Autonomous vehicle safety and reliability are the paramount requirements when developing autonomous vehicles. These requirements are guaranteed by massive functional and performanc…
Self-Interference in Full-Duplex Multi-User MIMO Channels
Arman Shojaeifard, Kai-Kit Wong, Marco Di Renzo +3
We consider a multi-user multiple-input multiple-output (MIMO) setup where full-duplex (FD) multi-antenna nodes apply linear beamformers to simultaneously transmit and receive mult…
Massive MIMO-Enabled Full-Duplex Cellular Networks
Arman Shojaeifard, Kai-Kit Wong, Marco Di Renzo +3
In this paper, we provide a theoretical framework for the study of massive multiple-input multiple-output (MIMO)-enabled full-duplex (FD) cellular networks in which the self-interf…
Energy Efficiency Optimization with Simultaneous Wireless Information and Power Transfer in MIMO Broadcast Channels
Jie Tang, Daniel K. C. So, Arman Shojaeifard +1
Simultaneous wireless information and power transfer (SWIPT) is anticipated to have great applications in fifth-generation (5G) and beyond communication systems. In this paper, we…
Joint Antenna Selection and Spatial Switching for Energy Efficient MIMO SWIPT System
Jie Tang, Daniel K. C. So, Arman Shojaeifard +2
In this paper, we investigate joint antenna selection and spatial switching (SS) for quality-of-service (QoS)-constrained energy efficiency (EE) optimization in a multiple-input mu…
Energy-Efficient Heterogeneous Cellular Networks with Spectrum Underlay and Overlay Access
Jie Tang, Daniel K. C. So, Emad Alsusa +3
In this paper, we provide joint subcarrier assignment and power allocation schemes for quality-of-service (QoS)-constrained energy-efficiency (EE) optimization in the downlink of a…
Stochastic Geometric Analysis of Energy-Efficient Dense Cellular Networks
Arman Shojaeifard, Kai-Kit Wong, Khairi Ashour Hamdi +3
Dense cellular networks (DenseNets) are fast becoming a reality with the rapid deployment of base stations (BSs) aimed at meeting the explosive data traffic demand. In legacy syste…