English
Related papers

Related papers: Experimental Study of Spatial Statistics for Ultra…

200 papers

In the analysis of large random wireless networks, the underlying node distribution is almost ubiquitously assumed to be the homogeneous Poisson point process. In this paper, the node locations are assumed to form a Poisson clustered…

Information Theory · Computer Science 2010-10-11 RadhaKrishna Ganti , Martin Haenggi

Distributed massive MIMO is considered a key advancement for improving the performance of next-generation wireless telecommunication systems. However, its efficacy in scenarios involving user mobility is limited due to channel aging. To…

Information Theory · Computer Science 2024-10-16 Phillip Stephan , Florian Euchner , Stephan ten Brink

The dynamic scheduling of ultra-reliable and low-latency traffic (URLLC) in the uplink can significantly enhance the efficiency of coexisting services, such as enhanced mobile broadband (eMBB) devices, by only allocating resources when…

Signal Processing · Electrical Eng. & Systems 2024-05-02 Kfir M. Cohen , Sangwoo Park , Osvaldo Simeone , Petar Popovski , Shlomo Shamai

To understand the network response to large-scale physical attacks, we investigate the asymptotic capacity of a half-duplex fading relay network with random node failures when the number of relays $N$ is infinitely large. In this paper, a…

Information Theory · Computer Science 2016-11-17 Chuan Huang , Jinhua Jiang , Shuguang Cui

This paper considers point to point secure communication over flat fading channels under an outage constraint. More specifically, we extend the definition of outage capacity to account for the secrecy constraint and obtain sharp…

Information Theory · Computer Science 2011-12-14 Onur Gungor , Jian Tan , C. Emre Koksal , Hesham El Gamal , Ness B. Shroff

Channel state information (CSI)-based fingerprinting via neural networks (NNs) is a promising approach to enable accurate indoor and outdoor positioning of user equipments (UEs), even under challenging propagation conditions. In this paper,…

Signal Processing · Electrical Eng. & Systems 2021-09-01 Emre Gönültaş , Eric Lei , Jack Langerman , Howard Huang , Christoph Studer

Present work proposes a theoretical statistical model of the downlink power consumption in cellular CDMA networks. The proposed model employs a simple but popular propagation model, which breaks down path losses into a distance dependent…

Systems and Control · Computer Science 2011-09-02 Stylianos P. Savaidis , Nikolaos I. Miridakis

Recent years have seen a notable increase in the frequency and intensity of extreme weather events. With a rising number of power outages caused by these events, accurate prediction of power line outages is essential for safe and reliable…

Machine Learning · Computer Science 2024-11-20 Xiaolin Chen , Qiuhua Huang , Yuqi Zhou

Channel charting (CC) applies dimensionality reduction to channel state information (CSI) data at the infrastructure basestation side with the goal of extracting pseudo-position information for each user. The self-supervised nature of CC…

Information Theory · Computer Science 2023-12-08 Sueda Taner , Maxime Guillaud , Olav Tirkkonen , Christoph Studer

This paper investigates the limits of information transfer over a fast Rayleigh fading MIMO channel, where neither the transmitter nor the receiver has the knowledge of the channel state information (CSI) except the fading statistics. We…

Information Theory · Computer Science 2007-07-13 Rasika R Perera , Tony S Pollock , Thushara D Abhayapala

This paper studies the impact of using outdated channel state information for relay selection on the performance of a network where two sources communicate with each other via fixed-gain amplifyand- forward relays. For a Rayleigh faded…

Information Theory · Computer Science 2013-05-28 Fahd Ahmed Khan , Kamel Tourki , Mohamed-Slim Alouini , Khalid A. Qaraqe

In this work, we explore the outage probability (OP) analysis of selective decode and forward (SDF) cooperation protocol employing multiple-input multipleoutput (MIMO) orthogonal space-time block-code (OSTBC) over time varying Rayleigh…

Networking and Internet Architecture · Computer Science 2018-11-27 Ravi Shankar , Ritesh Kumar Mishra

Prediction of wireless channel gain (CG) across space is a necessary tool for many important wireless network design problems. In this paper, we develop prediction methods that use environment-specific features, namely building maps and CG…

Signal Processing · Electrical Eng. & Systems 2023-10-10 Enes Krijestorac , Danijela Cabric

We show that, for independent interfering sources and a signal link with exponentially distributed received power, the total probability of outage can be decomposed as a simple expression of the outages from the individual interfering…

Networking and Internet Architecture · Computer Science 2016-11-15 Arshdeep S. Kahlon , Sebastian S. Szyszkowicz , Shalini Periyalwar , Halim Yanikomeroglu

Interference shapes the interplay between capacity and coverage in cellular networks. However, interference is non-deterministic and depends on various system and channel parameters including user scheduling, frequency reuse, and fading…

Information Theory · Computer Science 2015-04-16 Naeem Akl , Jihad Fahs , Zaher Dawy

Channel charting is a data-driven baseband processing technique consisting in applying self-supervised machine learning techniques to channel state information (CSI), with the objective of reducing the dimension of the data and extracting…

Signal Processing · Electrical Eng. & Systems 2021-05-03 Paul Ferrand , Alexis Decurninge , Luis G. Ordoñez , Maxime Guillaud

In this paper, the second-order statistics of the instantaneous mutual information are studied, in time-varying Rayleigh fading channels, assuming general non-isotropic scattering environments. Specifically, first the autocorrelation…

Information Theory · Computer Science 2007-07-13 Shuangquan Wang , Ali Abdi

Future mobile ad hoc networks will share spectrum between many users. Channels will be assigned on the fly to guarantee signal and interference power requirements for requested links. Channel losses must be re-estimated between many pairs…

Signal Processing · Electrical Eng. & Systems 2023-10-20 Jie Wang , Meles G. Weldegebriel , Neal Patwari

In this paper we assess the security performance of key-less physical layer authentication schemes in the case of time-varying fading channels, considering both partial and no channel state information (CSI) on the receiver's side. We first…

Cryptography and Security · Computer Science 2019-09-19 Linda Senigagliesi , Marco Baldi , Ennio Gambi

The cumulative distribution function (CDF) of a non-central $\chi^2$-distributed random variable (RV) is often used when measuring the outage probability of communication systems. For ultra-reliable low-latency communication (URLLC), it is…

Signal Processing · Electrical Eng. & Systems 2023-12-29 Jinfei Wang , Yi Ma , Rahim Tafazolli , Zhibo Pang
‹ Prev 1 3 4 5 6 7 10 Next ›