Articles with "fixed gain" as a keyword



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Energy-Efficient Fixed-Gain AF Relay Assisted OFDM With Index Modulation

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Published in 2020 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2020.2995365

Abstract: To broaden the application scenario and reduce energy consumption, we propose an energy-efficient fixed-gain (FG) amplify-and-forward (AF) relay assisted orthogonal frequency-division multiplexing with index modulation (OFDM-IM) scheme in this letter. The proposed system needs neither… read more here.

Keywords: relay assisted; efficient fixed; energy efficient; relay ... See more keywords
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Outage performance of fixed-gain and variable-gain AF full-duplex relaying in non-identical Nakagami-m fading channels

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Published in 2017 at "EURASIP Journal on Wireless Communications and Networking"

DOI: 10.1186/s13638-017-0888-1

Abstract: We investigate outage performance of fixed-gain and variable-gain amplify-and-forward (AF) full-duplex (FD) relaying systems under residual loop-interference (LI) in non-identical Nakagami-m fading channels. New exact outage probability expressions are derived analytically in a single-integral form… read more here.

Keywords: performance fixed; gain variable; variable gain; gain ... See more keywords

Performance of dual-hop FSO/RF systems with fixed-gain relaying over Fisher-Snedecor F and κ-μ shadowed fading channels.

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Published in 2022 at "Applied optics"

DOI: 10.1364/ao.448381

Abstract: We investigate the performance of a dual-hop mixed free space optical (FSO) /radio frequency (RF) system with fixed-gain relaying under direct detection and heterodyne detection techniques. The FSO link is modeled by the Fisher-Snedecor F… read more here.

Keywords: fisher snedecor; gain relaying; dual hop; shadowed fading ... See more keywords