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The limited coexistence capabilities of current Internet-of-things (IoT) wireless standards produce inefficient spectrum utilization and mutual performance impairment. The entity of the issue escalates in industrial IoT (IIoT) applications,…

信号处理 · 电气工程与系统科学 2021-01-20 Simone Grimaldi , Aamir Mahmood , Syed Ali Hassan , Gerhard Petrus Hancke , Mikael Gidlund

In this work, we propose an adaptive system design for an Internet of Things (IoT) monitoring network with latency and reliability requirements, where IoT devices generate time-critical and event-triggered bursty traffic, and an unmanned…

信号处理 · 电气工程与系统科学 2024-05-17 Nilupuli Senadhira , Salman Durrani , Sheeraz A. Alvi , Nan Yang , Xiangyun Zhou

Small, low-cost IoT devices are typically equipped with only a single, low-quality antenna, significantly limiting communication range and link quality. In particular, these antennas are typically linearly polarized and therefore…

网络与互联网体系结构 · 计算机科学 2020-10-09 Lili Chen , Wenjun Hu , Kyle Jamieson , Xiaojiang Chen , Dingyi Fang , Jeremy Gummeson

Ensuring network resilience in 6G and beyond is essential to maintain service continuity during base station (BS) outages due to failures, disasters, attacks, or energy-saving operations. This paper proposes a novel resilience optimization…

网络与互联网体系结构 · 计算机科学 2026-02-03 Dinh-Hieu Tran , Nguyen Van Huynh , Van Nhan Vo , Madyan Alsenwi , Eva Lagunas , Symeon Chatzinotas

Satellite Internet-of-Things (IoT) enables massive status-update services beyond terrestrial coverage, but grant-free uplink access creates a coupled freshness-control problem: increasing repetition and receiver-side diversity improves a…

网络与互联网体系结构 · 计算机科学 2026-05-19 Sayam Chakraborty , Aimin Li , Yigit Ince , Sajjad Baghaee , Elif Uysal

In Earth Observation Satellite Networks (EOSNs) with a large number of battery-carrying satellites, proper power allocation and task scheduling are crucial to improving the data offloading efficiency. As such, we jointly optimize power…

最优化与控制 · 数学 2024-01-15 Lijun He , Ziye Jia , Juncheng Wang , Feng Wang , Erick Lansard , Chau Yuen

In this article, we study the uplink (UL) channel of a cellular network of Internet of Things (IoT) devices assisted by a reconfigurable intelligent surface (RIS) with a limited number of reflecting angle configurations. Firstly, we derive…

Interference alignment (IA) is a promising solution for interference management in wireless networks. On the other hand, simultaneous wireless information and power transfer (SWIPT) has become an emerging technique. Although some works have…

信息论 · 计算机科学 2017-01-10 Nan Zhao

Fog devices are beginning to play a key role in relaying data and services within the Internet-of-Things (IoT) ecosystem. These relays may be static or mobile, with the latter offering a new degree of freedom for performance improvement via…

网络与互联网体系结构 · 计算机科学 2021-06-03 Babatunji Omoniwa , Riaz Hussain , Muhammad Adil , Atif Shakeel , Ahmed Kamal Tahir , Qadeer Ul Hasan , Shahzad A. Malik

We consider a communication cell comprised of Internet-of-Things (IoT) nodes transmitting to a common Access Point (AP). The nodes in the cell are assumed to generate data samples periodically, which are to be transmitted to the AP. The AP…

信号处理 · 电气工程与系统科学 2020-12-02 Ivana Nikoloska , Josefine Holm , Anders Kalør , Petar Popovski , Nikola Zlatanov

We study an internet of things (IoT) network where devices harvest energy from transmitter power. IoT devices use this harvested energy to operate and decode data packets. We propose a slot division scheme based on a parameter $\xi$, where…

信息论 · 计算机科学 2025-01-22 Songita Das , Gourab Ghatak

Current theoretical studies on IoT-over-LEO satellite systems often rely on unrealistic assumptions, such as infinite terrestrial areas and omnidirectional satellite coverage, leaving significant gaps in theoretical analysis for more…

网络与互联网体系结构 · 计算机科学 2025-05-20 Wen-Yu Dong , Shaoshi Yang , Ping Zhang , Sheng Chen

Data aggregation has become an emerging paradigm to support massive Internet-of-things (IoT), a new and critical use case for fifth-generation new radio (5G-NR). Indeed, data aggregators can complement cellular base stations and process IoT…

信息论 · 计算机科学 2020-05-27 Ghaith Hattab , Danijela Cabric

Terrestrial networks form the fundamental infrastructure of modern communication systems, serving more than 4 billion users globally. However, terrestrial networks are facing a wide range of challenges, from coverage and reliability to…

Remote and resource-constrained Internet-of-Things (IoT) deployments often lack terrestrial connectivity for task offloading, motivating non-terrestrial networks (NTNs) with onboard multiaccess edge computing (MEC) capabilities.…

This paper studies Integrated Sensing, Communication, and Powering (ISCAP) as a novel framework designed to enhance Internet of Things (IoT) applications within sixth-generation wireless networks. In these applications, in addition to IoT…

信号处理 · 电气工程与系统科学 2025-03-12 Maryam Asadi Ahmadabadi , S. Mohammad Razavizadeh , Vahid Jamali

Ultra-narrowband (UNB) communications is an emerging paradigm that tackles two challenges to realizing massive Internet-of-things (IoT) connectivity over the unlicensed spectrum: the intra-network sharing, i.e., how the spectrum is shared…

信号处理 · 电气工程与系统科学 2018-11-28 Ghaith Hattab , Danijela Cabric

The consumer Internet of Things (IoT) have developed in recent years. Mass IoT devices are constructed to build a huge communications network. But these devices are insecure in reality, it means that the communications network are exposed…

密码学与安全 · 计算机科学 2021-04-06 Yan Xu , Yongliang Cheng

Due to the increase of Internet-of-Things (IoT) devices, IoT networks are getting overcrowded. Networks can be extended with more gateways, increasing the number of supported devices. However, as investigated in this work, massive MIMO has…

信号处理 · 电气工程与系统科学 2021-05-27 Gilles Callebaut , Sara Gunnarsson , Andrea P. Guevara , Anders J Johansson , Liesbet Van der Perre , Fredrik Tufvesson

This paper examines integrated satellite-terrestrial networks (ISTNs) in urban environments, where terrestrial networks (TNs) and non-terrestrial networks (NTNs) share the same frequency band in the C-band which is considered the promising…

信号处理 · 电气工程与系统科学 2024-08-29 Hung Nguyen-Kha , Vu Nguyen Ha , Eva Lagunas , Symeon Chatzinotas , Joel Grotz