Results 1 to 10 of about 150,267 (192)

Amplify-and-Forward Cooperative Diversity for Green UWB-Based WBSNs [PDF]

open access: yesThe Scientific World Journal, 2013
This paper proposes a novel green cooperative diversity technique based on suboptimal template-based ultra-wideband (UWB) wireless body sensor networks (WBSNs) using amplify-and-forward (AF) relays.
Heba Shaban, Mohamad Abou El-Nasr
doaj   +4 more sources

Joint Resource Optimization for Orthogonal Frequency Division Multiplexing Based Cognitive Amplify and Forward Relaying Networks [PDF]

open access: yesSensors, 2020
This paper investigates two resource allocation problems in cognitive relaying networks where both secondary network and primary network coexist in the same frequency band and adopt orthogonal frequency division multiplexing (OFDM) technology.
Dong Qin, Tianqing Zhou
doaj   +2 more sources

Secure Multiple Amplify-and-Forward Relaying With Cochannel Interference [PDF]

open access: yesIEEE Journal of Selected Topics in Signal Processing, 2016
We investigate the impact of cochannel interference on the security performance of multiple amplify-and-forward (AF) relaying networks, where $N$ intermediate AF relays assist the data transmission from the source to the destination. The relays are corrupted by multiple cochannel interferers, and the information transmitted from the relays to the ...
Fan, Lisheng   +4 more
openaire   +4 more sources

Enhanced Amplify-and-Forward Relaying in Non-Gaussian PLC Networks

open access: yesIEEE Access, 2017
Relaying over power line communication (PLC) channels has the potential to improve the reliability and robustness of many PLC-based applications. In particular, this paper proposes to enhance the energy efficiency (EE) of a dual-hop relaying PLC system ...
Khaled M. Rabie, Bamidele Adebisi
doaj   +2 more sources

Short-Packet Two-Way Amplify-and-Forward Relaying [PDF]

open access: yesIEEE Signal Processing Letters, 2018
Accepted to appear in IEEE Signal Processing ...
Yifan Gu   +4 more
openaire   +4 more sources

Distributed Fusion Filtering for Nonlinear Time-Varying Systems Over Amplify-and-Forward Relay Networks: An $H_{\infty }$ Quantized Framework

open access: yesIEEE Transactions on Network Science and Engineering, 2023
This article is concerned with the distributed fusion filtering problem for a class of nonlinear time-varying systems subject to quantization effects within a finite-horizon $H_{\infty }$ framework.
Xueyang Meng   +3 more
semanticscholar   +1 more source

A Two-Hop mmWave MIMO NR-Relay Nodes to Enhance the Average System Throughput and BER in Outdoor-to-Indoor Environments

open access: yesSensors, 2021
Millimeter-Wave (mmWave) bands are receiving enormous attention in 5G mobile communications, due to the capability to provide a multi-gigabit transmission rate. In this paper, a two-hop architecture for 5G communications with the capacity to support high
Randy Verdecia-Peña, José I. Alonso
doaj   +1 more source

Amplify-and-forward in wireless relay networks [PDF]

open access: yes2011 IEEE Information Theory Workshop, 2011
Minor revision: fixed a typo in eqn. reference, changed the formatting.
Agnihotri, Samar   +2 more
openaire   +2 more sources

Auxiliary Particle Filtering Over Sensor Networks Under Protocols of Amplify-and-Forward and Decode-and-Forward Relays

open access: yesIEEE Transactions on Signal and Information Processing over Networks, 2022
In this paper, the particle filtering problem is investigated for a class of stochastic systems with multiple sensors under signal relays. To improve the performance of signal transmissions, a relay is deployed between each sensor and the remote filter ...
Yang Liu   +4 more
semanticscholar   +1 more source

End-to-End Learning-Based Framework for Amplify-and-Forward Relay Networks

open access: yesIEEE Access, 2021
We study end-to-end learning-based frameworks for amplify-and-forward (AF) relay networks, with and without the channel state information (CSI) knowledge. The designed framework resembles an autoencoder (AE) where all the components of the neural network
Ankit Gupta, Mathini Sellathurai
doaj   +1 more source

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