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Toplam kayıt 394, listelenen: 31-40
Secure communication in frequency selective channels with fade-avoiding subchannel usage
(IEEE Computer Society, 2014)
The random nature of fading channels is an enabling factor for achieving secrecy against eavesdropping. By considering the channel frequency selectivity, we propose an adaptive transmission scheme in which the faded ...
IEEE 802.22 ve 802.11 af sistemlerinin birlikte varolabilmeleri için meşgul tonu gerçeklemesi
(Institute of Electrical and Electronics Engineers, 2015)
Bu bildiride, IEEE 802.22 ve IEEE 802.lIaf sistemlerinin TV beyaz boşlugunda birlikte varolabilmeleri için meşgul ton tabanlı yeni bir algoritma önerilmiştir. Önceki meşgul ton tabanlı çalışmalardan farklı olarak 802.11af ...
Optimization of aerial base station location in LAP for disaster situations
(Institute of Electrical and Electronics Engineers, 2015)
Aerial telecommunication platforms will be a part of the future communication networks. In this paper, we address the issue of optimizing the location of Aerial Base Stations (ABS) in Low Altitude Platforms (LAP) to minimize ...
Physical layer security for wireless implantable medical devices
(Institute of Electrical and Electronics Engineers, 2015)
Wireless communications are increasingly important in health-care applications, particularly in those that use implantable medical devices (IMDs). Such systems have many advantages in providing remote healthcare in terms ...
Abused android permissions by advertising networks
(Institute of Electrical and Electronics Engineers Inc., 2014)
Android is the leading mobile operating system for smart phone and mobile tablet platforms. Since these mobile devices contain personal and sensitive data, security is a big challenge for them. Even though various security ...
Short paper: Secure multi-user transmission using CoMP directional modulation
(Institute of Electrical and Electronics Engineers, 2015)
Directional Modulation is a recently developed multi-antenna technique for secure transmission. It allows to transmit signals in desired directions while distorting the signal in the other directions. To secure the ...
Short paper: Experimental characterization of in vivo wireless communication channels
(Institute of Electrical and Electronics Engineers, 2015)
In vivo wireless medical devices have a critical role in healthcare technologies due to their continuous health monitoring and noninvasive surgery capabilities. In order to fully exploit the potential of such devices, it ...
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 ...
Mutual coupling reduction of MIMO antenna for satellite services and radio altimeter applications
(Science and Information Organization, 2018)
Ground irregularities also known as defected ground structures (DGS) is a freshly presented innovatory way in designing of patch antennas to boost up the performance of antenna constraints. This study presents a novel ...
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 ...