English
Related papers

Related papers: Distributed Rate Adaptation and Power Control in F…

200 papers

This paper studies the optimal power allocation for outage minimization in point-to-point fading channels with the energy-harvesting constraints and channel distribution information (CDI) at the transmitter. Both the cases with non-causal…

Networking and Internet Architecture · Computer Science 2013-05-24 Chuan Huang , Rui Zhang , Shuguang Cui

Recent trends suggest that cognitive radio based wireless networks will be frequency agile and the nodes will be equipped with multiple radios capable of tuning across large swaths of spectrum. The MAC scheduling problem in such networks…

Networking and Internet Architecture · Computer Science 2016-11-17 Avhishek Chatterjee , Supratim Deb , Kanthi Nagaraj , Vikram Srinivasan

In this paper, we investigate the impact of correlated fading on the performance of wireless multiple access channels (MAC) in the presence and absence of side information (SI) at transmitters, where the fading coefficients are modeled…

Information Theory · Computer Science 2022-05-04 Farshad Rostami Ghadi , Wei-Ping Zhu

In this paper, we consider a networked control system (NCS) in which an dynamic plant system is connected to a controller via a temporally correlated wireless fading channel. We focus on communication power design at the sensor to minimize…

Information Theory · Computer Science 2016-06-27 Fan Zhang , Vincent K. N. Lau , Ling Shi

In this part, we consider the capacity analysis for wireless mobile systems with multiple antenna architectures. We apply the results of the first part to a commonly known baseband, discrete-time multiple antenna system where both the…

Information Theory · Computer Science 2007-07-13 Majid Fozunbal , Steven W. McLaughlin , Ronald W. Schafer

We consider a distributed learning problem over multiple access channel (MAC) using a large wireless network. The computation is made by the network edge and is based on received data from a large number of distributed nodes which transmit…

Machine Learning · Computer Science 2020-06-24 Tomer Sery , Kobi Cohen

A memoryless state-dependent multiple-access channel (MAC) is considered, where two transmitters wish to convey their messages to a single receiver while simultaneously sensing (estimating) the respective states via generalized feedbacks.…

Information Theory · Computer Science 2022-04-01 Mehrasa Ahmadipour , Michele Wigger , Mari Kobayashi

In this work, we address the challenge of accurately obtaining channel state information at the transmitter (CSIT) for frequency division duplexing (FDD) multiple input multiple output systems. Although CSIT is vital for maximizing spatial…

Signal Processing · Electrical Eng. & Systems 2024-06-25 Sajad Daei , Mikael Skoglund , Gabor Fodor

Transmission of information over a discrete-time memoryless Rician fading channel is considered where neither the receiver nor the transmitter knows the fading coefficients. First the structure of the capacity-achieving input signals is…

Information Theory · Computer Science 2016-11-17 Mustafa Cenk Gursoy , H. Vincent Poor , Sergio Verdu

Motivated by the demand for energy-efficient communication solutions in the next generation cellular network, a mixed-ADC architecture for massive multiple input multiple output (MIMO) systems is proposed, which differs from previous works…

Information Theory · Computer Science 2016-11-18 Ning Liang , Wenyi Zhang

The capacity of a complex and discrete-time memoryless additive white Gaussian noise (AWGN) channel under three constraints, namely, input average power, input amplitude and output delivered power is studied. The output delivered power…

Information Theory · Computer Science 2020-04-27 Morteza Varasteh , Borzoo Rassouli , Bruno Clerckx

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

In this work, a new energy-efficiency performance metric is proposed for MIMO (multiple input multiple output) point-to-point systems. In contrast with related works on energy-efficiency, this metric translates the effects of using finite…

Networking and Internet Architecture · Computer Science 2018-04-09 Vineeth S. Varma , Samson Lasaulce , Merouane Debbah , Salah Eddine Elayoubi

We consider a wireless sensor network, consisting of N heterogeneous sensors and a fusion center (FC), that is tasked with solving a binary distributed detection problem. Each sensor is capable of harvesting randomly arrived energy and…

Signal Processing · Electrical Eng. & Systems 2019-08-20 Ghazaleh Ardeshiri , Hassan Yazdani , Azadeh Vosoughi

The problem of decentralized detection in a sensor network subjected to a total average power constraint and all nodes sharing a common bandwidth is investigated. The bandwidth constraint is taken into account by assuming non-orthogonal…

Information Theory · Computer Science 2007-07-13 Sudharman K. Jayaweera

With the increasing penetration of renewable energy resources, power systems face new challenges in balancing power supply and demand and maintaining the nominal frequency. This paper studies load control to handle these challenges. In…

Optimization and Control · Mathematics 2020-04-17 Xin Chen , Changhong Zhao , Na Li

In this paper, we investigate the joint optimal sensing and distributed Medium Access Control (MAC) protocol design problem for cognitive radio (CR) networks. We consider both scenarios with single and multiple channels. For each scenario,…

Information Theory · Computer Science 2014-04-08 Le Thanh Tan , Long Bao Le

Grant-free protocols exploiting compressed sensing (CS) multi-user detection (MUD) are appealing for solving the random access problem in massive machine-type communications (mMTC) with sporadic device activity. Such protocols would greatly…

Information Theory · Computer Science 2022-05-03 Onel L. A. López , Glauber Brante , Richard D. Souza , Markku Juntti , Matti Latva-aho

For the multiple-input multiple-output (MIMO) broadcast channel with imperfect channel state information (CSI), neither the capacity nor the optimal transmission technique have been fully discovered. In this paper, we derive achievable…

Information Theory · Computer Science 2016-11-18 Jun Zhang , Marios Kountouris , Jeffrey G. Andrews , Robert W. Heath

Heterogeneous systems consisting of a multiloop wireless control system (WCS) and a mobile agent system (MAS) are ubiquitous in Industrial Internet of Things systems. Within these systems, the positions of mobile agents may lead to shadow…

Systems and Control · Electrical Eng. & Systems 2025-03-26 Shuling Wang , Peizhe Li , Shanying Zhu , Cailian Chen , Xinping Guan