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Appearing on the stage quite recently, the Low Power Wide Area Networks (LPWANs) are currently getting much of attention. In the current paper we study the susceptibility of one LPWAN technology, namely LoRaWAN, to the inter-network…

网络与互联网体系结构 · 计算机科学 2017-04-17 Konstantin Mikhaylov , Juha Petajajarvi , Janne Janhunen

The use of modern software-defined radio (SDR) devices enables the implementation of efficient communication systems in numerous scenarios. Such technology comes especially handy in the context of search and rescue (SAR) systems, enabling…

信号处理 · 电气工程与系统科学 2023-12-11 Daniel Gil Gaviria , Marcus Müller , Felix Artmann , Laurent Schmalen

Accurate channel state information (CSI) is required for coherent detection in time-variant multiple-input multipleoutput (MIMO) communication systems using orthogonal frequency division multiplexing (OFDM) modulation. One of low-complexity…

信息论 · 计算机科学 2013-02-07 Guan Gui , Wei Peng , Fumiyuki Adachi

We study the performance of centralized least mean-squares (CLMS) algorithms in wireless sensor networks where nodes transmit their data over fading channels to a central processing unit (e.g., fusion center or cluster head), for parameter…

系统与控制 · 计算机科学 2016-11-18 Reza Abdolee , Benoit Champagne

Multi-Protocol Label Switching (MPLS) had been deployed by many data networking service providers, including the next-generation mobile backhaul networks, because of its undeniable potential in terms of virtual private network (VPN)…

网络与互联网体系结构 · 计算机科学 2012-04-06 Shin-ichi Kuribayashi

Many science and engineering applications involve solving a linear least-squares system formed from some field measurements. In the distributed cyber-physical systems (CPS), often each sensor node used for measurement only knows partial…

分布式、并行与集群计算 · 计算机科学 2017-06-23 Lei Shi , Liang Zhao , Wen-Zhan Song , Goutham Kamath , Yuan Wu , Xuefeng Liu

User cooperation based multi-hop wireless communication networks (MH-WCNs) as the key communication technological component of mobile social networks (MSNs) should be exploited to enhance the capability of accumulating data rates and…

信息论 · 计算机科学 2014-12-23 Mugen Peng , Qiang Hu , Xinqian Xie , Zhongyuan Zhao , H. Vincent Poor

Ultrasound Shear Wave Elastography (SWE) is a noteworthy tool for in-vivo noninvasive tissue pathology assessment. State-of-the-art techniques can generate reasonable estimates of tissue elasticity, but high-quality and noise-resiliency in…

图像与视频处理 · 电气工程与系统科学 2024-07-31 Md. Jahin Alam , Ahsan Habib , Md. Kamrul Hasan

Multiple transmitting antennas can considerably increase the downlink spectral efficiency by beamforming to multiple users at the same time. However, multiuser beamforming requires channel state information (CSI) at the transmitter, which…

信息论 · 计算机科学 2017-01-31 Xu Du , John Tadrous , Ashutosh Sabharwal

Rate splitting (RS) and wireless edge caching are essential means for meeting the quality of service requirements of future wireless networks. In this work, we focus on the cross-layer co-design of wireless edge caching schemes with…

信号处理 · 电气工程与系统科学 2021-10-27 Eleni Demarchou , Constantinos Psomas , Ioannis Krikidis

A wireless sensing architecture via pinching antenna systems is proposed. Compared to conventional wireless systems, PASS offers flexible antenna deployment and improved probing performance for wireless sensing by leveraging dielectric…

信号处理 · 电气工程与系统科学 2025-05-22 Zhaolin Wang , Chongjun Ouyang , Yuanwei Liu , Arumugam Nallanathan

In this chapter, we show how the use of differential coding and the presence of phase slips in the transmission channel affect the total achievable information rates and capacity of a system. By means of the commonly used QPSK modulation,…

信息论 · 计算机科学 2017-04-18 Laurent Schmalen , Stephan ten Brink , Andreas Leven

We propose a multiple chirp rate index modulation (MCR-IM) system based on Zadoff-Chu (ZC) sequences that overcomes the problems of low transmission rate and large-scale access in classical LoRa networks. We demonstrate the extremely low…

信号处理 · 电气工程与系统科学 2025-07-22 Xiaobin Zhu , Minling Zhang , Guofa Cai , Jiguang He , Georges Kaddoum

Two-way relay network (TWRN) was introduced to realize high-data rate transmission over the wireless frequency-selective channel. However, TWRC requires the knowledge of channel state information (CSI) not only for coherent data detection…

信息论 · 计算机科学 2013-06-25 Guan Gui , Qun Wan , Fumiyuki Adachi , Hongyang Chen

Image fusion aims at estimating a high-resolution spectral image from a low-spatial-resolution hyperspectral image and a low-spectral-resolution multispectral image. In this regard, compressive spectral imaging (CSI) has emerged as an…

图像与视频处理 · 电气工程与系统科学 2021-08-04 Juan Marcos Ramírez , José Ignacio Martínez Torre , Henry Arguello Fuentes

Recently various laser-chirping schemes have been investigated with the goal of reducing or eliminating ponderomotive line broadening in Compton or Thomson scattering occurring at high laser intensities. As a next level of detail in the…

加速器物理 · 物理学 2016-05-25 Balša Terzić , Cody Reeves , Geoffrey A. Krafft

The widespread adoption of mobile communication technology has led to a severe shortage of spectrum resources, driving the development of cognitive radio technologies aimed at improving spectrum utilization, with spectrum sensing being the…

信号处理 · 电气工程与系统科学 2025-04-11 Shilian Zheng , Zhihao Ye , Luxin Zhang , Keqiang Yue , Zhijin Zhao

In this contribution, we consider a two-tiered network and focus on the coexistence between the two tiers at physical layer. We target our efforts on a long term evolution advanced (LTE-A) orthogonal frequency division multiple access…

信息论 · 计算机科学 2013-02-21 Marco Maso , Merouane Debbah , Lorenzo Vangelista

We propose deep learning based communication methods for adaptive-bandwidth transmission of images over wireless channels. We consider the scenario in which images are transmitted progressively in layers over time or frequency, and such…

信息论 · 计算机科学 2021-06-15 David Burth Kurka , Deniz Gündüz

Recently, diffusion models have brought novel insights to pan-sharpening and notably boosted fusion precision. However, most existing models perform diffusion in the pixel space and train distinct models for different multispectral (MS)…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Junjie Li , Congyang Ou , Haokui Zhang , Guoting Wei , Shengqin Jiang , Ying Li