Yayın tarihi için Mühendislik ve Doğa Bilimleri Fakültesi listeleme
Toplam kayıt 904, listelenen: 61-80
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Kablosuz implante edilebilen medikal cihazlar için çok taşıyıcılı yapı kullanarak güvenli komut iletimi
(Institute of Electrical and Electronics Engineers Inc., 2016)Kablosuz ileti¸sime olan ilgi, saglık alanında ve ˘özellikle medikal implant cihazları (IMD) alanında artmaktadır.Kablosuz sinyallerin yayılıma açık dogası gere ˘ gi, IMD ile hekimin ˘kullandıgı uzaktan kontrol cihazı ... -
Waveform design principles for 5G and beyond
(Institute of Electrical and Electronics Engineers Inc., 2016)Various emerging applications in future wireless networks require rethinking the access techniques not only from the capacity perspective but also satisfying a wide variety of requirements under the same framework. Traditional ... -
5g ve ötesi için yeni nesil dalga şekli yaklaşımları
(Institute of Electrical and Electronics Engineers Inc., 2016)5G ve sonrası hücresel haberle¸sme sistemleri için yenidalga ¸sekli geli¸stirme çalı¸smaları tüm dünyada devam etmektedir.Yüksek veri hacmi, yüksek veri hızları, dü¸sük gecikme süreleri,yüksek uçbirim sayısı, çoklu anten ... -
Channel independent physical layer security
(Institute of Electrical and Electronics Engineers Inc., 2016)Security is one of the key requirements of wireless communication systems. By exploiting the broadcast nature of wireless medium, a malicious user might attempt to mislead the legitimate nodes, intercept the communication ... -
Static cyclic prefix alignment for OFDM-based waveforms
(Institute of Electrical and Electronics Engineers Inc., 2016)The cyclic prefix (CP) alignment is an appealing technique for achieving multiple goals such as peak-to-average power ratio (PAPR) reduction, out-of-band (OOB) leakage suppression, and physical layer (PHY) security. It ... -
Türkiye TVBB potansiyeli
(Institute of Electrical and Electronics Engineers Inc., 2016)Kablosuz haberleşme teknolojilerinin gelişmesiylemevcut frekans spektrumunun kullanımına ait talepler deartmaktadır. Dinamik spektrum erişimi (DSA) bu talebinkarşılanması için çözüm olabilecek bir kavramdır. Bukavram ... -
Reliable listen-before-talk mechanism for medical implant communication systems
(Institute of Electrical and Electronics Engineers Inc., 2016)Health care applications of wireless communication have been finding places dramatically. One of these applications is communication of implantable medical devices (IMD)s. It is expected that the number of IMDs will increase ... -
Compensation for the mutual coupling in transmitting antenna arrays
(Institute of Electrical and Electronics Engineers Inc., 2016)A numerical study is presented for the compensation of mutual coupling in antenna arrays. A Matlab code based on method of moments is used to find the compensated far field radiation patterns for non-identical and/or ... -
Microwave heating of heavy oil and bitumen
(Institute of Electrical and Electronics Engineers Inc., 2016)A theoretical study is presented for the feasibility of a microwave heating device that will raise the temperature of heavy oil and bitumen reservoir. The device is enclosed in a radome which is surrounded by a perforated ... -
Controlled inter-carrier interference for physical layer security in OFDM systems
(Institute of Electrical and Electronics Engineers Inc., 2016)Performance of OFDM is known to be very sensitive to frequency synchronization errors. By exploiting this feature, a novel technique is proposed to provide secure communication against eavesdropping. The technique is based ... -
On reducing multiband spectrum sensing duration for cognitive radio networks
(Institute of Electrical and Electronics Engineers Inc., 2016)In this work, the total spectrum sensing duration required for cognitive radios in multiband environments is studied to minimize the reactive handoff latency. Two spectrum sensing strategies, namely window-based and ... -
Zero tail filter bank spread OFDM
(Institute of Electrical and Electronics Engineers Inc., 2016)Waveforms proposed for future communication systems aim at fulfilling the demanding requirements of the next generation of 5G applications. In this paper, an enhancement over Zero Tail Discrete Fourier Transform Spread ... -
Enhancing physical-layer security in wireless communications using signal space diversity
(Institute of Electrical and Electronics Engineers Inc., 2016)In this paper, we enhance the security of OFDM systems in frequency selective fading channels using signal space diversity. In rich multipath environments, spatially separated channels are independent to each other. Hence, ... -
Cell patterning in native and newly formed corneal ECM post lamellar keratectomy
(Association for Research in Vision and Ophthalmology Inc, 2016)… -
In vivo wireless channel modeling
(Institution of Engineering and Technology, 2016)Technological advances in biomedical engineering have significantly improved the quality of life and increased the life expectancy of many people. In recent years, there has been increased interest inwireless body area ... -
Secure multiple-users transmission using multi-path directional modulation
(Institute of Engineers and Everyone Else, 2016)This work introduces a physical-layer secure multiple-users communication scheme. Our scheme employs the multi-path nature of the wireless channel to provide a different secure communication link for each of the legitimate ... -
Understanding the differential selectivity of arrestins toward the phosphorylation state of the receptor
(American Chemical Society, 2016)Proteins in the arrestin family exhibit a conserved structural fold that nevertheless allows for significant differences in their selectivity for G-protein coupled receptors (GPCRs) and their phosphorylation states. To ... -
Suppressing alignment: Joint PAPR and out-of-band power leakage reduction for OFDM-based systems
(Ieee-Inst Electrical Electronics Engineers Inc, 2016)Orthogonal frequency division multiplexing (OFDM) inherently suffers from two major drawbacks: high out-of-band (OOB) power leakage and high peak-to-average power ratio (PAPR). This paper proposes a novel approach called ... -
Effects of droplet composition on nanodroplet-mediated histotripsy
(Elsevier Science Inc, 2016)Nanodroplet-mediated histotripsy (NMH) is a targeted ablation technique combining histotripsy with nanodroplets that can be selectively delivered to tumor cells. In two previous studies, polymer-encapsulated perfluoropentane ... -
NACRP: A connectivity protocol for star topology wireless sensor networks
(Ieee-Inst Electrical Electronics Engineers Inc, 2016)Wireless sensor networks (WSNs) are an ever growing field of applications and one constituent of the future Internet-of-Things (IoT). In this work, we investigate star topology sensor networks compliant with the recent ...
