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Toplam kayıt 281, listelenen: 21-30
Waveform designs for cognitive radio and dynamic spectrum access applications
(Springer Singapore, 2019)
Cognitive radio and dynamic spectrum access systems are effective ways of using radio spectrum which is a scarce source. Cognitive radio applications changed the paradigm for the wireless communications systems in the past ...
Time-frequency characteristics and PAPR reduction of OTDM waveform for 5G and beyond
(Institute of Electrical and Electronics Engineers Inc., 2017)
This paper provides an in-depth investigation and analysis on the characteristics of channel-based transform waveforms and their differences from Fourier transform-based waveforms. Particularly, the basis functions of the ...
5G sonrası için farklı kablosuz haberleşme sistemlerinde dalga şekli tasarım öncelikleri
(Institute of Electrical and Electronics Engineers Inc., 2017)
5G ve sonrası hücresel ağların geliştirilmesi sürecinde birçok farklı kablosuz haberleşme sistemini kapsayacak şekilde çok büyük bir çatı sisteme ulaşılacağı öngörülmektedir. Bu çatı altında, farklı gereksinim ihtiyaçlarına ...
Gerçek zamanlı 5G teknoloji geliştirme platformu
(IEEE, 2017)
5G teknolojilerinin olgunluk seviyelerinin yükseltilmesi donanım geliştirme faaliyetlerini gerektirir ve altyapının yeterliliği önem arz etmektedir. Bu bildiride, 5G araştırma sonuçlarının ürünleşmesine destek olmak amacıyla ...
Secure pre-coding and post-coding for OFDM systems along with hardware implementation
(Institute of Electrical and Electronics Engineers Inc., 2017)
An effective and hardware-friendly physical layer security design, composed of a channel-based frequency pre-coder and a post-coder for OFDM-based systems, is proposed. The design is achieved by decomposing the diagonal ...
Secure communication via untrusted switchable decode-and-forward relay
(Institute of Electrical and Electronics Engineers Inc., 2017)
In this paper, a practical power efficient technique is proposed for an untrusted decode-and-forward (DAF) based cooperative communication system to provide secure communication between the source and the destination. More ...
A comparative review on the wireless implantable medical devices privacy and security
(Institute of Electrical and Electronics Engineers, 2014)
Nowadays wireless communication is playing a vital role in implantable medical devices (IMDs) on health-care applications. It has many advantages in remote health monitoring, treatment and prediction for critical cases. ...
N-continuous OFDM with CP alignment
(Institute of Electrical and Electronics Engineers, 2015)
In this paper, we propose an out-of-band (OOB) reduction method which incorporates with multipath channel and N-continuous OFDM structure. By exploiting the inevitable guard periods between OFDM symbols, i.e., cyclic prefix ...
Iterative tap pursuit for channel shortening equalizer design
(Institute of Electrical and Electronics Engineers Inc., 2018)
In this work, an iterative tap pursuit algorithm for designing channel shortening equalizers is proposed. Similar to pursuit algorithms, a residual vector is initialized with a desired target impulse response, which is ...
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 ...