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Accurate localization of non-cooperative signal sources in non-line-of-sight (NLoS) environments remains a critical challenge with a wide range of applications, including autonomous navigation, industrial automation, and emergency response.…

系统与控制 · 电气工程与系统科学 2025-09-05 Xiucheng Wang , Qiming Zhang , Nan Cheng

This paper, mostly tutorial in nature, deals with the problem of characterizing the capacity of fading channels in the high signal-to-noise ratio (SNR) regime. We focus on the practically relevant noncoherent setting, where neither…

信息论 · 计算机科学 2011-05-09 Giuseppe Durisi , Helmut Bölcskei

We propose two novel algorithms for distributed and location-free boundary recognition in wireless sensor networks. Both approaches enable a node to decide autonomously whether it is a boundary node, based solely on connectivity information…

数据结构与算法 · 计算机科学 2011-03-10 Dennis Schieferdecker , Markus Völker , Dorothea Wagner

Power control is becoming increasingly essential for the fifth-generation (5G) and beyond systems. An example use-case, among others, is the unmanned-aerial-vehicle (UAV) communications where the nearly line-of-sight (LoS) radio channels…

信号处理 · 电气工程与系统科学 2021-07-27 Xuesong Cai , István Kovács , Jeroen Wigard , Preben Mogensen

The Signal-to-Interference-and-Noise-Ratio (SINR) physical model is one of the legitimate models of wireless networks. Despite of the vast amount of study done in design and analysis of centralized algorithms supporting wireless…

分布式、并行与集群计算 · 计算机科学 2012-07-17 Tomasz Jurdzinski , Dariusz R. Kowalski

Interference alignment is a transmission technique for exploiting all available degrees of freedom in the interference channel with an arbitrary number of users. Most prior work on interference alignment, however, neglects interference from…

信息论 · 计算机科学 2010-10-05 Steven W. Peters , Robert W. Heath

We consider the problem of determining asymptotic bounds on the capacity of a random ad hoc network. Previous approaches assumed a link layer model in which if a transmitter-receiver pair can communicate with each other, i.e., the Signal to…

信息论 · 计算机科学 2008-11-24 Vivek P. Mhatre , Catherine P. Rosenberg , Ravi R. Mazumdar

The explosion of the number of low-power devices in the next decades calls for a re-thinking of wireless network design, namely, unifying wireless transmission of information and power so as to make the best use of the RF spectrum,…

信息论 · 计算机科学 2019-09-17 Morteza Varasteh , Jakob Hoydis , Bruno Clerckx

In this paper, we study resource allocation algorithm design for power efficient secure communication with simultaneous wireless information and power transfer (WIPT) in multiuser communication systems. In particular, we focus on power…

信息论 · 计算机科学 2014-02-25 Shiyang Leng , Derrick Wing Kwan Ng , Robert Schober

Multiple input multiple output (MIMO) system transmission is a popular diversity technique to improve the reliability of a communication system where transmitter, communication channel and receiver are the important elements. Data…

信号处理 · 电气工程与系统科学 2020-05-06 Subrato Bharati , Prajoy Podder , Niketa Gandhi , Ajith Abraham

This work shows potentials for rapid self-organisation of sensor networks where nodes collaborate to relay messages to a common data collecting unit (sink node). The study problem is, in the sense of graph theory, to find a shortest path…

网络与互联网体系结构 · 计算机科学 2010-05-20 Reinert Korsnes

We consider a coded distributed computing problem in a ring-based communication network, where $N$ computing nodes are arranged in a ring topology and each node can only communicate with its neighbors within a constant distance $d$. To…

信息论 · 计算机科学 2026-03-06 Zhenhao Huang , Minquan Cheng , Kai Wan , Qifu Tyler Sun , Youlong Wu

We consider the problem of minimizing the number of broadcasts for collecting all sensor measurements at a sink node in a noisy broadcast sensor network. Focusing first on arbitrary network topologies, we provide (i) fundamental limits on…

信息论 · 计算机科学 2017-02-01 Yaoqing Yang , Soummya Kar , Pulkit Grover

Wireless sensor networks are normally characterized by resource challenged nodes. Since communication costs the most in terms of energy in these networks, minimizing this overhead is important. We consider minimum length node scheduling in…

网络与互联网体系结构 · 计算机科学 2013-01-24 K. Shashi Prabh

A wide variety of deep neural applications increasingly rely on the cloud to perform their compute-heavy inference. This common practice requires sending private and privileged data over the network to remote servers, exposing it to the…

密码学与安全 · 计算机科学 2020-10-29 Fatemehsadat Mireshghallah , Mohammadkazem Taram , Prakash Ramrakhyani , Dean Tullsen , Hadi Esmaeilzadeh

Distribution grids are experiencing a massive penetration of fluctuating distributed energy resources (DERs). As a result, the real-time efficient and secure operation of distribution grids becomes a paramount problem. While installing…

系统与控制 · 电气工程与系统科学 2022-08-31 Ilgiz Murzakhanov , Spyros Chatzivasileiadis

In this paper, a 2-stage robust distributed algorithm is proposed for cooperative sensor network localization using time of arrival (TOA) data without identification of non-line of sight (NLOS) links. In the first stage, to overcome the…

网络与互联网体系结构 · 计算机科学 2014-03-04 Siamak Yousefi , Xiao-Wen Chang , Benoit Champagne

We consider the problem of making distributed computations robust to noise, in particular to worst-case (adversarial) corruptions of messages. We give a general distributed interactive coding scheme which simulates any asynchronous…

数据结构与算法 · 计算机科学 2017-02-27 Keren Censor-Hillel , Ran Gelles , Bernhard Haeupler

In this paper, we propose a multiple input multiple output (MIMO) Full-Duplex Integrated Sensing and Communication System consisting of multiple targets, a single downlink, and a single uplink user. We employed signal-to-interference plus…

信号处理 · 电气工程与系统科学 2023-12-19 Muhammad Talha , Besma Smida , Md Atiqul Islam , George C. Alexandropoulos

In this paper, we consider a general distributed estimation problem in relay-assisted sensor networks by taking into account time-varying asymmetric communications, fading channels and intermittent measurements. Motivated by centralized…

信息论 · 计算机科学 2016-04-20 Shanying Zhu , Yeng Chai Soh , Lihua Xie