Results 1 to 10 of about 12,657 (255)

Joint resource optimization in spectrum sharing decode and forward relaying networks. [PDF]

open access: yesPLoS ONE, 2021
This paper proposes an adaptive power allocation and subcarrier pairing algorithm for orthogonal frequency division multiplexing based decode and forward cognitive radio networks, where primary and secondary users achieve spectrum sharing in the same ...
Dong Qin
doaj   +2 more sources

Multilevel Coding for the Full-Duplex Decode-Compress-Forward Relay Channel

open access: yesEntropy, 2017
The Decode-Compress-Forward (DCF) is a generalization of Decode-Forward (DF) and Compress-Forward (CF). This paper investigates conditions under which DCF offers gains over DF and CF, addresses the problem of coded modulation for DCF, and evaluates the ...
Ahmed Attia Abotabl, Aria Nosratinia
doaj   +3 more sources

Comparison of managed decode-and-forward scheme and common decode-and-forward scheme in cooperative communication systems [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2015
In this paper, the symbol error rate of M-PSK modulation in managed relay scheme is computed. In the conventional technique, the relay always decodes the received signal and re-sends it to the destination. In the destination, the two copies of the signal
Rooholah Aghajani   +2 more
doaj   +1 more source

Coding and Decoding for the Dynamic Decode and Forward Relay Protocol [PDF]

open access: yesIEEE Transactions on Information Theory, 2008
Submitted to the IEEE Transactions on Information ...
K. Raj Kumar, Giuseppe Caire
openaire   +3 more sources

Unified Performance Analysis of MIMO Mixed RF/FSO Relaying System

open access: yesApplied Sciences, 2021
This paper investigates the asymmetric dual–hop multiple input multiple output (MIMO) mixed radio frequency (RF)/free space optical (FSO) decode–and–forward (DF) relaying system.
Haodong Liang   +4 more
doaj   +1 more source

Performance Analysis of Hybrid Radio Frequency and Free Space Optical Communication Networks with Cooperative Spectrum Sharing

open access: yesPhotonics, 2021
This paper investigates the impact of cooperative spectrum sharing policy on the performance of hybrid radio frequency and free space optical wireless communication networks, where primary users and secondary users develop a band of the same spectrum ...
Dong Qin, Yuhao Wang, Tianqing Zhou
doaj   +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

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