Articles with "time diversity" as a keyword



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Enhancing Signal Detection in Frequency Selective Channels by Exploiting Time Diversity in Inter-symbol Interference Signal

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Published in 2019 at "Wireless Personal Communications"

DOI: 10.1007/s11277-019-06220-5

Abstract: Inter-symbol interference (ISI) causes many errors in modulated symbols, when they are transmitted through band-limited channels. According to the multipath delay profile of the channel, the modulated symbol may disperse over more than one symbol… read more here.

Keywords: time; time diversity; symbol interference; inter symbol ... See more keywords
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Design A New Time-Diversity System Using Orthogonal Mapping Matrix and Symbols Interleaving for Rayleigh Flat-Fading Channels

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3157754

Abstract: A time-diversity system is implemented in this work using a time-diversity encoder. The diversity encoder uses an orthogonal matrix to map vectors of N modulated symbols to vectors of N diversity symbols. Each modulated symbol… read more here.

Keywords: time diversity; system; matrix; diversity ... See more keywords
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Design and Investigation of 10 Gb/s FSO Wiretap Channel Using OCDMA Time-Diversity Reception

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Published in 2020 at "IEEE Photonics Journal"

DOI: 10.1109/jphot.2020.2985747

Abstract: In this paper, 10 Gb/s free space optical (FSO) wiretap channel using optical code division multiple access (OCDMA) time-diversity reception is designed and demonstrated for the first time. Reliability and security are investigated under weak… read more here.

Keywords: time; time diversity; diversity reception; ocdma time ... See more keywords