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In this paper, we apply the Non-Orthogonal Multiple Access (NOMA) technique to improve the massive channel access of a wireless IoT network where solar-powered Unmanned Aerial Vehicles (UAVs) relay data from IoT devices to remote servers.…

Networking and Internet Architecture · Computer Science 2020-09-18 Sami Khairy , Prasanna Balaprakash , Lin X. Cai , Yu Cheng

We propose a two dimension (2D) proactive uplink resource allocation (2D-PURA) algorithm that aims to reduce the delay/latency in event-based machine-type communications (MTC) applications. Specifically, when an event of interest occurs at…

Networking and Internet Architecture · Computer Science 2018-12-03 Thai T. Vu , Diep N. Nguyen , Eryk Dutkiewicz

In view of the need to find novel means to utilize the unlicensed spectrum to meet the rising latency and reliability requirements of new applications, we propose a novel mechanism that allows devices to transmit anytime that a packet has…

Networking and Internet Architecture · Computer Science 2024-02-23 Francesc Wilhelmi , Paolo Baracca , Gianluca Fontanesi , Lorenzo Galati-Giordano

The Internet of Things (IoT) has been continuously rising in the past few years, and its potentials are now more apparent. However, transient data generation and limited energy resources are the major bottlenecks of these networks. Besides,…

Networking and Internet Architecture · Computer Science 2022-03-25 Hongda Wu , Ali Nasehzadeh , Ping Wang

The fundamental design of wireless systems toward AI-native 6G and beyond is driven by the need for ever-increasing demand of mobile data traffic, extreme spectral efficiency, and adaptability across diverse service scenarios. To overcome…

Systems and Control · Electrical Eng. & Systems 2025-12-05 Bo Qian , Hanlin Wu , Jiacheng Chen , Yunting Xu , Xiaoyu Wang , Haibo Zhou , Yusheng Ji

Flexible and efficient wireless resource sharing across heterogeneous services is a key objective for future wireless networks. In this context, we investigate the performance of a system where latency-constrained internet-of-things (IoT)…

Signal Processing · Electrical Eng. & Systems 2025-06-19 Anup Mishra , Čedomir Stefanović , Xiuqiang Xu , Petar Popovski , Israel Leyva-Mayorga

This paper addresses, for the first time, the uplink performance optimization of multi-user pinching-antenna (PA) systems, recently developed for next-generation wireless networks. By leveraging the unique capabilities of PAs to dynamically…

Information Theory · Computer Science 2025-03-06 Sotiris A. Tegos , Panagiotis D. Diamantoulakis , Zhiguo Ding , George K. Karagiannidis

NarrowBand-Internet of Things (NB-IoT) is a new 3GPP radio access technology designed to provide better coverage for Low Power Wide Area (LPWA) networks. To provide reliable connections with extended coverage, a repetition transmission…

Signal Processing · Electrical Eng. & Systems 2020-09-16 Yan Liu , Yansha Deng , Nan Jiang , Maged Elkashlan , Arumugam Nallanathan

Next-generation internet-of-things (IoT) networks require extremely low latency, complexity, and collision probability. We introduce the novel partial-information multiple access (PIMA) scheme, a semi-grant-free (GF) coordinated random…

Information Theory · Computer Science 2023-07-28 Alberto Rech , Stefano Tomasin , Lorenzo Vangelista , Cristina Costa

As networks evolve towards 6G, Mobile Network Operators (MNOs) must accommodate diverse requirements and at the same time manage rising energy consumption. Integrated Access and Backhaul (IAB) networks facilitate dense cellular deployments…

Networking and Internet Architecture · Computer Science 2026-05-01 Reshma Prasad , Maxime Elkael , Gabriele Gemmi , Osama M. Bushnaq , Debashisha Mishra , Prasanna Raut , Jennifer Simonjan , Michele Polese , Tommaso Melodia

In this paper, we proposed a hybrid simultaneous wireless information and power transfer (SWIPT)-enabled multiple-input multiple-output (MIMO) architecture, where the base station (BS) uses a conventional RF transmitter for downlink…

Signal Processing · Electrical Eng. & Systems 2025-10-20 Qihao Peng , Qu Luo , Zheng Chu , Neng Ye , Hong Ren , Cunhua Pan , Lixia Xiao , Pei Xiao

Internet of things (IoT) is powering up smart cities by connecting all kinds of electronic devices. The power supply problem of IoT devices constitutes a major challenge in current IoT development, due to the poor battery endurance as well…

Signal Processing · Electrical Eng. & Systems 2020-04-29 Qingqing Zhang , Gang Wang , Jie Chen , Georgios B. Giannakis , Qingwen Liu

LoRa networks have been deployed all over the world and are a major enabling wireless technology for the Internet of Things (IoT). Massive connectivity applications such as smart metering, agriculture, and supply chain \& logistics are most…

Networking and Internet Architecture · Computer Science 2021-02-04 Orestis Georgiou , Constantinos Psomas , Eleni Demarchou , Ioannis Krikidis

With the rapid growth of Internet of Things (IoT) devices, the next generation mobile networks demand for more operating frequency bands. By leveraging the underutilized radio spectrum, the cognitive radio (CR) technology is considered as a…

Networking and Internet Architecture · Computer Science 2018-07-10 Ali Shahini , Abbas Kiani , Nirwan Ansari

The satellite component is recognized as a promising solution to complement and extend the coverage of future Internet of things (IoT) terrestrial networks (TNs). In this context, a study item to integrate satellites into narrowband IoT…

Signal Processing · Electrical Eng. & Systems 2021-09-30 Houcine Chougrani , Steven Kisseleff , Wallace A. Martins , Symeon Chatzinotas

Fifth generation (5G) wireless networks are expected to support very diverse applications and terminals. Massive connectivity with a large number of devices is an important requirement for 5G networks. Current LTE system is not able to…

Information Theory · Computer Science 2014-07-23 Kelvin Au , Liqing Zhang , Hosein Nikopour , Eric Yi , Alireza Bayesteh , Usa Vilaipornsawai , Jianglei Ma , Peiying Zhu

The Ambient Internet of Things (A-IoT) has emerged as a critical direction for achieving effective connectivity as the IoT system evolves to 6G. However, the introduction of A-IoT technologies, particularly involving backscatter modulation,…

Information Theory · Computer Science 2024-12-18 Kan Zheng , Rongtao Xu , Jie Mei , Haojun Yang , Lei Lei , Xianbin Wang

The industrial Internet of things (IIoT) is revolutionizing industrial processes by facilitating massive machine-type communications among countless interconnected devices. To efficiently handle the resulting large-scale and sporadic…

Signal Processing · Electrical Eng. & Systems 2025-08-22 Enrico Testi , Giulia Torcolacci , Nicolò Decarli , Davide Dardari , Enrico Paolini

Batteryless IoT devices, powered by energy harvesting, face significant challenges in maintaining operational efficiency and reliability due to intermittent power availability. Traditional checkpointing mechanisms, while essential for…

Signal Processing · Electrical Eng. & Systems 2024-10-11 Muhammad Abdullah Soomro , Naveed Anwar Bhatti , Muhammad Hamad Alizai

In this paper, a novel method for joint radio resource allocation (RRA), three-dimensional placement (3DP), and user association of aerial base stations (ABSs) as a main problem in the internet of things (IoT) networks is proposed. In our…

Signal Processing · Electrical Eng. & Systems 2017-10-17 Arman Azizi , Nader Mokari , Mohamad Reza Javan
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