Common usage of nonlinear loads creates an important power quality problem, called harmonics. Up to recent years, harmonics related problems are tried to be solved by passive filters which have some drawbacks for both ...

In this study, in general, with special emphasis on quasi-crystalline materials, transmission properties and slow light studies of periodic and quasi-periodic photonic crystals are presented. By means of the symmetry ...

In this thesis a single phase photovoltaic microinverter with a high frequency transformer is designed and implemented. Designed circuit topology is a series resonant full bridge inverter. The designed circuit consists of ...

In this study, dynamic neural networks based procedures have been developed to perform detection of Sleep Apnea Syndrome (SAS) for the data recorded by holter device at home and hospital sleep room. Previous studies mainly ...

Recognizing features of a signal such as phase, amplitute or modulation type without being noticed by transmitter is called automatic modulation recognition and it is independent from any operator.There are two basic methods ...

An emerging concept in multiple input multiple output (MIMO) wireless communicationsis spatial modulation (SM), where only a single transmit antenna among many transmitantennas is utilized for transmission. Compared to ...

In this paper, the design and implementation of a dsPIC microcontroller-based photovoltaic (PV) microinverter using direct digital synthesis technique has been presented. The flyback PV microinverter is controlled via a ...

In fighter aircrafts; duties such as platform s navigation, detection, tracking, targeting, marking and weapon engagement are succeded with the help of data that comes from fire control radars located at plane. Unlike the ...

In this thesis study, firstly step recovery diode theory have been investigated and operation principle of SRD has been given detailed. In the next step, design of frequency multipler circuit with SRD are analyzed using ...

The goal of this thesis is to find optimum uplink power control policy thatmaximizes sum-rate capacity in the absence of any interference cancellation techniquesfor two-tier networks. Proposed system model is able to cover ...