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Radio frequency fingerprints (RFFs) enable secure wireless authentication but struggle in open-set scenarios with unknown devices and varying channels. Existing methods face challenges in generalization and incur high computational costs.…

信号处理 · 电气工程与系统科学 2026-04-15 Mingxi Zhang , Renjie Xie , Jincheng Wang , Guyue Li , Wei Xu

The model-based power allocation algorithm has been investigated for decades, but it requires the mathematical models to be analytically tractable and it usually has high computational complexity. Recently, the data-driven model-free…

信息论 · 计算机科学 2019-01-23 Fan Meng , Peng Chen , Lenan Wu , Julian Cheng

Optical wireless communication (OWC) has recently received massive interest as a new technology that can support the enormous data traffic increasing on daily basis. In particular, laser-based OWC networks can provide terabits per second…

Low-Power Wide-Area Networks (LPWANs) are being successfully used for the monitoring of large-scale systems that are delay-tolerant and which have low-bandwidth requirements. The next step would be instrumenting these for the control of…

系统与控制 · 计算机科学 2020-02-06 Laksh Bhatia , Ivana Tomic , Julie A. McCann

LoRa is a widely adopted method of utilizing chirp spread spectrum (CSS) techniques at the physical (PHY) layer to facilitate low-power wide-area network (LPWAN) connectivity. By tailoring the spreading factors, LoRa can achieve a diverse…

信号处理 · 电气工程与系统科学 2023-04-05 Ali Waqar Azim , Ahmad Bazzi , Raed Shubair , Marwa Chafii

Centralized Radio Access Network (C-RAN) is a new paradigm for wireless networks that centralizes the signal processing in a computing cloud, allowing commodity computational resources to be pooled. While C-RAN improves utilization and…

信息论 · 计算机科学 2017-02-03 Kyle Whetzel , Matthew C. Valenti

Dual-Functional Radar-Communication (DFRC) system is an essential and promising technique for beyond 5G. In this work, we propose a powerful and unified multi-antenna DFRC transmission framework, where an additional radar sequence is…

信号处理 · 电气工程与系统科学 2021-12-15 Chengcheng Xu , Bruno Clerckx , Shiwa Chen , Yijie Mao , Jianyun Zhang

Dynamic wireless charging (DWC) is an emerging technology that has the potential to reduce charging downtime and on-board battery size, particularly in heavy-duty electric vehicles (EVs). However, its spatiotemporal, dynamic, high-power…

系统与控制 · 电气工程与系统科学 2026-04-10 Dipanjan Ghose , Junjie Qin , S Sivaranjani

Diffusion models have become popular for policy learning in robotics due to their ability to capture high-dimensional and multimodal distributions. However, diffusion policies are stochastic and typically trained offline, limiting their…

机器人学 · 计算机科学 2025-05-28 Ralf Römer , Alexander von Rohr , Angela P. Schoellig

Optical Wireless Communication (OWC) has gained significant attention due to its high-speed data transmission and throughput. Optical wireless channels are often assumed to be flat, but we evaluate frequency selective channels to consider…

信号处理 · 电气工程与系统科学 2026-01-21 Dianxin Luan , John Thompson

This work considers a single-cell random access channel (RACH) in cellular wireless networks. Communications over RACH take place when users try to connect to a base station during a handover or when establishing a new connection. Within…

网络与互联网体系结构 · 计算机科学 2015-03-19 Anastasios Giovanidis , Qi Liao , Slawomir Stanczak

In order to keep up with the increasing demands for capacity, cellular networks are becoming increasingly dense and heterogeneous. Dense deployments are expected to provide a linear capacity scaling with the number of small cells deployed…

网络与互联网体系结构 · 计算机科学 2014-08-01 Rakesh Misra , Sachin Katti

A network of $n$ wireless communication links is considered in a Rayleigh fading environment. It is assumed that each link can be active and transmit with a constant power $P$ or remain silent. The objective is to maximize the number of…

信息论 · 计算机科学 2007-10-30 Masoud Ebrahimi , Amir K. Khandani

Low-Power Wide-Area Network (LPWAN) is an emerging communication standard for Internet of Things (IoT) that has strong potential to support connectivity of a large number of roadside sensors with an extremely long communication range.…

网络与互联网体系结构 · 计算机科学 2021-09-28 Navid Mohammad Imran , Myounggyu Won

Low-Power Wide-Area Networks (LPWANs) emerged to cover the needs of Internet of Things (IoT)-devices for operational longevity and long operating range. Among LPWANs, Long Range (LoRa) WAN has been the most promising; an upcoming IoT…

网络与互联网体系结构 · 计算机科学 2018-06-01 Nikos Kouvelas , Vijay Rao , R. R. Venkatesha Prasad

Scheduling plays a pivotal role in multi-user wireless communications, since the quality of service of various users largely depends upon the allocated radio resources. In this paper, we propose a novel scheduling algorithm with contiguous…

网络与互联网体系结构 · 计算机科学 2020-11-30 Shu Sun , Xiaofeng Li

Explosive growth in the use of smart wireless devices has necessitated the provision of higher data rates and always-on connectivity, which are the main motivators for designing the fifth generation (5G) systems. To achieve higher system…

网络与互联网体系结构 · 计算机科学 2016-08-31 Sahar Imtiaz , Hadi Ghauch , M. Mahboob Ur Rahman , George Koudouridis , James Gross

Considering grant-free transmissions in low-power IoT networks with unknown time-frequency distribution of interference, we address the problem of Dynamic Resource Configuration (DRC), which amounts to a Markov decision process.…

信息论 · 计算机科学 2021-06-08 Yang Huang , Caiyong Hao , Yijie Mao , Fuhui Zhou

In the coming years, the satellite broadband market will experience significant increases in the service demand, especially for the mobility sector, where demand is burstier. Many of the next generation of satellites will be equipped with…

信号处理 · 电气工程与系统科学 2019-06-04 Juan Jose Garau Luis , Markus Guerster , Inigo del Portillo , Edward Crawley , Bruce Cameron

We consider the distributed channel access problem for a system consisting of multiple control subsystems that close their loop over a shared wireless network. We propose a distributed method for providing deterministic channel access…

系统与控制 · 电气工程与系统科学 2024-10-28 Tahmoores Farjam , Henk Wymeersch , Themistoklis Charalambous