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Volume 3: 2022
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Parallel Processing at the Edge in Dense Wireless Networks
Publication Year: 2022,Page(s):1 - 14
Cited by: Papers (1)
This paper investigates the gain of parallel processing, when mobile edge computing (MEC) is implemented in dense wireless networks. In this scenario users connect to several access points (APs), and utilize the computation capability of multiple servers at the same time. This allows a balanced load at the servers, with the eventual cost of decreased spectrum efficiency. The problem of sum transmi...Show More
Optimal Container Migration/Re-Instantiation in Hybrid Computing Environments
Sam Aleyadeh;Abdallah Moubayed;Parisa Heidari;Abdallah Shami
Publication Year: 2022,Page(s):15 - 30
Cited by: Papers (12)
End-users and service providers have recently favored lower latency services. Edge computing has improved user quality of service (QoS) guarantees through the reduced geographical distance, decreased use of the network backbone, and flexible placement of the container hosting edge devices. The under-utilized isolated edge computing idling nodes are significant for service providers, especially for...Show More
Full-Duplex Cell-Free Massive MIMO Systems: Analysis and Decentralized Optimization
Soumyadeep Datta;Dheeraj Naidu Amudala;Ekant Sharma;Rohit Budhiraja;Shivendra S. Panwar
Publication Year: 2022,Page(s):31 - 50
Cited by: Papers (20)
Cell-free (CF) massive multiple-input-multiple-output (mMIMO) deployments are usually investigated with half-duplex nodes and high-capacity fronthaul links. To leverage the possible gains in throughput and energy efficiency (EE) of full-duplex (FD) communications, we consider a FD CF mMIMO system with practical limited-capacity fronthaul links. We derive closed-form spectral efficiency (SE) lower ...Show More
MIMO Per-Tone Equalizer Design for Long Reach xDSL
Mohit Sharma;Jeroen Verdyck;Yannick Lefevre;Paschalis Tsiaflakis;Marc Moonen
Publication Year: 2022,Page(s):51 - 64
Cited by: Papers (1)
Recently, long reach x-digital subscriber line (LR-xDSL) has been proposed to extend the reach of conventional DSL systems. The extended loop lengths are characterized by a longer channel impulse response (CIR), which requires a similarly longer cyclic prefix (CP) to successfully eliminate the inter-symbol interference (ISI) between successive time-domain discrete multi-tone (DMT) symbols and inte...Show More
Matrix-Inverse-Free Deep Unfolding of the Weighted MMSE Beamforming Algorithm
Publication Year: 2022,Page(s):65 - 81
Cited by: Papers (24)
Downlink beamforming is a key technology for cellular networks. However, computing beamformers that maximize the weighted sum rate (WSR) subject to a power constraint is an NP-hard problem. The popular weighted minimum mean square error (WMMSE) algorithm converges to a local optimum but still exhibits considerable complexity. In order to address this trade-off between complexity and performance, w...Show More
Towards 6G-Enabled Internet of Vehicles: Security and Privacy
Diana Pamela Moya Osorio;Ijaz Ahmad;José David Vega Sánchez;Andrei Gurtov;Johan Scholliers;Matti Kutila;Pawani Porambage
Publication Year: 2022,Page(s):82 - 105
Cited by: Papers (83)
The conceptualisation of the sixth generation of mobile wireless networks (6G) has already started with some potential disruptive technologies resonating as enablers for driving the emergence of a number of innovative applications. Particularly, 6G will be a prominent supporter for the evolution towards a truly Intelligent Transportation System and the realization of the Smart City concept by fulf...Show More
Low-Complexity Codebook Design for SCMA-Based Visible Light Communication
Saumya Chaturvedi;Dil Nashin Anwar;Vivek Ashok Bohara;Anand Srivastava;Zilong Liu
Publication Year: 2022,Page(s):106 - 118
Cited by: Papers (8)
Sparse code multiple access (SCMA), as a code-domain non-orthogonal multiple access (NOMA) scheme, has received considerable research attention for enabling massive connectivity in future wireless communication systems. In this paper, we present a novel codebook (CB) design for SCMA based visible light communication (VLC) system, which suffers from shot noise. In particular, we introduce an iterat...Show More
High-Performance Packet Routing Acceleration for Cloud Systems Using High Bandwidth Memory
Takashi Shimizu;Kazuki Hyoudou;Hiroshi Murakawa;Tomohiro Ishihara
Publication Year: 2022,Page(s):119 - 126
Virtual routers (vRouters) in cloud systems are in great demand due to the ever-increasing network bandwidth. To meet this demand, hardware offload technologies are mandatory for vRouters. Furthermore, offload hardware needs new architecture to achieve a throughput of several hundred Gbps, because memories that store routing tables will create a bottleneck. Therefore, we propose a new hardware arc...Show More
Practical Hybrid Beamforming for Millimeter Wave Massive MIMO Full Duplex With Limited Dynamic Range
Chandan Kumar Sheemar;Christo Kurisummoottil Thomas;Dirk Slock
Publication Year: 2022,Page(s):127 - 143
Cited by: Papers (19)
Full Duplex (FD) radio has emerged as a promising solution to increase the data rates by up to a factor of two via simultaneous transmission and reception in the same frequency band. This paper studies a novel hybrid beamforming (HYBF) design to maximize the weighted sum-rate (WSR) in a single-cell millimeter wave (mmWave) massive multiple-input-multiple-output (mMIMO) FD system. Motivated by prac...Show More
Intelligent Radio Resource Allocation for Human-Robot Collaboration
Publication Year: 2022,Page(s):144 - 158
Cited by: Papers (4)
The recent surge in human-controlled robotics and haptic devices research is expediting a paradigm shift in today’s communication networks towards human-to-robot (H2R) centric technologies that support Industrial Internet of Things (IIoT) and Industry 5.0. In both IIoT and Industry 5.0, human skills are extended through collaboration with robots that are geographically separated from the human. De...Show More
Traffic Prediction-Enabled Energy-Efficient Dynamic Computing Resource Allocation in CRAN Based on Deep Learning
Publication Year: 2022,Page(s):159 - 175
Cited by: Papers (21)
Due to the greatly increased bandwidth of 5G networks compared with that of 4G networks, the power consumption brought by baseband signal processing of 5G networks is much higher, which inevitably raises the operation expenditures. Cloud Radio Access Network (CRAN) is widely adopted in 5G networks, which splits the traditional base stations into Remote Radio Heads (RRHs) and Baseband Units (BBUs),...Show More
When Machine Learning Meets Spectrum Sharing Security: Methodologies and Challenges
Publication Year: 2022,Page(s):176 - 208
Cited by: Papers (24)
The exponential growth of Internet connected systems has generated numerous challenges, such as spectrum shortage issues, which require efficient spectrum sharing (SS) solutions. Complicated and dynamic SS systems can be exposed to different potential security and privacy issues, requiring protection mechanisms to be adaptive, reliable, and scalable. Machine learning (ML) based methods have freque...Show More
Low-Complexity ZF/MMSE MIMO-OTFS Receivers for High-Speed Vehicular Communication
Prem Singh;Abhishek Gupta;Himanshu B. Mishra;Rohit Budhiraja
Publication Year: 2022,Page(s):209 - 227
Cited by: Papers (31)
Orthogonal time-frequency space (OTFS) scheme, which transforms a time and frequency selective channel into an almost non-selective channel in the delay-Doppler domain, establishes reliable wireless communication for high-speed moving devices. This work designs and analyzes low-complexity zero-forcing (LZ) and minimum mean square error (LM) receivers for multiple-input multiple-output (MIMO)-OTFS ...Show More
Deep Learning for B5G Open Radio Access Network: Evolution, Survey, Case Studies, and Challenges
Publication Year: 2022,Page(s):228 - 250
Cited by: Papers (79)
Open Radio Access Network (O-RAN) alliance was recently launched to devise a new RAN architecture featuring open, software-driven, virtual, and intelligent radio access architecture. O-RAN architecture is based on (1) disaggregated RAN functions that run as Virtual Network Function (VNF) and Physical Network Function (PNF); (2) the notion of RAN controller that runs centrally RAN applications such...Show More
Security and Privacy Threats for Bluetooth Low Energy in IoT and Wearable Devices: A Comprehensive Survey
Arup Barua;Md Abdullah Al Alamin;Md. Shohrab Hossain;Ekram Hossain
Publication Year: 2022,Page(s):251 - 281
Cited by: Papers (60)
Bluetooth Low Energy (BLE) has become the de facto communication protocol for the Internet of Things (IoT) and smart wearable devices for its ultra-low energy consumption, ease of development, good enough network coverage, and data transfer speed. Due to the simplified design of this protocol, there have been lots of security and privacy vulnerabilities. As billions of health care, personal fitnes...Show More
Phase Noise Resilient Three-Level Continuous-Phase Modulation for DFT-Spread OFDM
Markku Renfors;Ismael Peruga Nasarre;Toni Levanen;Kari Pajukoski;Mikko Valkama
Publication Year: 2022,Page(s):282 - 300
Cited by: Papers (2)
In this paper, a novel waveform with low peak-to-average power ratio (PAPR) and high robustness against phase noise (PN) is presented. It follows the discrete Fourier transform spread orthogonal frequency division multiplexing (DFT-s-OFDM) signal model. This scheme, called 3MSK, is inspired by continuous-phase frequency shift keying (CPFSK), but it uses three frequencies in the baseband model – sp...Show More
Toward a Live BBU Container Migration in Wireless Networks
Eryk Schiller;Jesutofunmi Ajayi;Silas Weber;Torsten Braun;Burkhard Stiller
Publication Year: 2022,Page(s):301 - 321
Cited by: Papers (7)
Cloud Radio Access Networks (Cloud-RANs) have recently emerged as a promising architecture to meet the increasing demands and expectations of future wireless networks. Such an architecture can enable dynamic and flexible network operations to address significant challenges, such as higher mobile traffic volumes and increasing network operation costs. However, the implementation of compute-intensiv...Show More
The Frontiers of Deep Reinforcement Learning for Resource Management in Future Wireless HetNets: Techniques, Challenges, and Research Directions
Abdulmalik Alwarafy;Mohamed Abdallah;Bekir Sait Çiftler;Ala Al-Fuqaha;Mounir Hamdi
Publication Year: 2022,Page(s):322 - 365
Cited by: Papers (28)
Next generation wireless networks are expected to be extremely complex due to their massive heterogeneity in terms of the types of network architectures they incorporate, the types and numbers of smart IoT devices they serve, and the types of emerging applications they support. In such large-scale and heterogeneous networks (HetNets), radio resource allocation and management (RRAM) becomes one of ...Show More
Bandit-Based Power Control in Full-Duplex Cooperative Relay Networks With Strict-Sense Stationary and Non-Stationary Wireless Communication Channels
Nikolaos Nomikos;Mohammad Sadegh Talebi;Themistoklis Charalambous;Risto Wichman
Publication Year: 2022,Page(s):366 - 378
Cited by: Papers (10)
Full-duplex relaying is an enabling technique of sixth generation (6G) mobile networks, promising tremendous rate and spectral efficiency gains. In order to improve the performance of full-duplex communications, power control is a viable way of avoiding excessive loop interference at the relay. Unfortunately, power control requires channel state information of source-relay, relay-destination and l...Show More
Dynamic Bayesian Network Based Security Analysis for Physical Layer Key Extraction
Publication Year: 2022,Page(s):379 - 390
Cited by: Papers (5)
Internet of Things (IoT) is envisioned to expand Internet connectivity of the physical world, and the mobile edge cloud can be leveraged to enhance the resource-constrained IoT devices. The performance of the cloud-enhanced IoT applications depends on various system-wide information, such as the wireless channel states between IoT devices and their corresponding serving edge cloud nodes. However, ...Show More
Molecule Harvesting Transmitter Model for Molecular Communication Systems
Publication Year: 2022,Page(s):391 - 410
Cited by: Papers (8)
This paper develops mathematical models for molecule harvesting transmitters in diffusive molecular communication (MC) systems. In particular, we consider a communication link consisting of a spherical transmitter nano-machine and a spherical receiver nano-machine suspended in a fluid environment. The transmitter and the receiver exchange information via signaling molecules. The transmitter is equ...Show More
Multiobjective Optimization for Intelligent Reflective Surface-Aided Physical-Layer Multicasting
Publication Year: 2022,Page(s):411 - 423
Cited by: Papers (3)
In this paper, we examine the use of intelligent reflective surface (IRS) to reconfigure the wireless propagation environment which assists the physical-layer multicast transmission with simple single-antenna radios in the network. Different phase-shift strategies are employed to adjust the reflection of the IRS. On the one hand, the max-min criterion is utilized to enhance the achievable rate of ...Show More
Analog Radio Over Fiber-Aided Multi-Service Communications for High-Speed Trains
Publication Year: 2022,Page(s):424 - 434
Cited by: Papers (1)
High speed trains (HST) have gradually become an essential means of transportation, where given our digital world, it is expected that passengers will be connected all the time. More specifically, the on-board passengers require fast mobile connections, which cannot be provided by the currently implemented cellular networks. Hence, in this article, we propose an analogue radio over fiber (A-RoF) a...Show More
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Editor-in-Chief
Koc University, Electrical and Electronics Engineering Department
Istanbul
Turkey
scoleri@ku.edu.trContact Information
Editor-in-Chief
Koc University, Electrical and Electronics Engineering Department
Istanbul
Turkey
scoleri@ku.edu.trIEEE Account
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