Reducing precoder/channel mismatch and enhancing secrecy in practical MIMO systems using artificial signals

dc.authorid0000-0001-9474-7372
dc.contributor.authorPeköz, Berker
dc.contributor.authorHafez, Mohammed
dc.contributor.authorKöse, Selçuk
dc.contributor.authorArslan, Hüseyin
dc.date.accessioned2020-07-28T07:08:33Z
dc.date.available2020-07-28T07:08:33Z
dc.date.issued2020
dc.departmentİstanbul Medipol Üniversitesi, Mühendislik ve Doğa Bilimleri Fakültesi, Elektrik ve Elektronik Mühendisliği Bölümü
dc.description.abstractPractical multiple-input-multiple-output (MIMO) systems depend on a predefined set of precoders to provide spatial multiplexing gain. This limitation on the flexibility of the precoders affects the overall performance. Here, we propose a transmission scheme that can reduce the effect of mismatch between users' channels and precoders. The scheme uses the channel knowledge to generate an artificial signal, which realigns the predefined precoder to the actual channel. Moreover, the scheme can provide an additional level of secrecy for the communication link. The performance of the proposed scheme is evaluated using bit-error rate (BER), error vector magnitude (EVM), and secrecy capacity. The results show a significant improvement for the legitimate user, along with a degradation for the eavesdropper.
dc.description.sponsorshipNational Science Foundation (NSF)en_US
dc.identifier.citationPeköz, B., Hafez, M., Köse, S. ve Arslan, H. (2020). Reducing precoder/channel mismatch and enhancing secrecy in practical MIMO systems using artificial signals. IEEE Communications Letters, 24(6), 1347-1350. https://dx.doi.org/10.1109/LCOMM.2020.2978058
dc.identifier.doi10.1109/LCOMM.2020.2978058
dc.identifier.endpage1350
dc.identifier.issn1089-7798
dc.identifier.issn1558-2558
dc.identifier.issue6
dc.identifier.scopusqualityQ1
dc.identifier.startpage1347
dc.identifier.urihttps://dx.doi.org/10.1109/LCOMM.2020.2978058
dc.identifier.urihttps://hdl.handle.net/20.500.12511/5620
dc.identifier.volume24
dc.identifier.wosqualityQ2
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.language.isoen
dc.publisherIEEE - Institute of Electrical and Electronics Engineers, Inc
dc.relation.ispartofIEEE Communications Lettersen_US
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/openAccess
dc.subjectMIMO Communication
dc.subjectReceivers
dc.subjectPrecoding
dc.subjectSignal to Noise Ratio
dc.subjectTransmitting Antennas
dc.subjectWireless Communication
dc.subjectArtificial Signals
dc.subjectChannel Mismatch
dc.subjectCommunication Systems
dc.subjectMultiple-İnput-Multiple-Output (MIMO)
dc.subjectPhysical-Layer-Security
dc.titleReducing precoder/channel mismatch and enhancing secrecy in practical MIMO systems using artificial signals
dc.typeArticle

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