Elektrik - Elektronik Mühendisliği Bölümü Tez Koleksiyonu
Güncel Gönderiler
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KD KANALINDA GENİŞBANT HABERLEŞME TEKNİKLERİ
(Fen Bilimleri Enstitüsü, 2019)Because ionosphere allow for the signals to propagate through long distances, very long-distance communication is possible with relatively cheaper infrast- ructure. This type of communication allows is realizable between ... -
Görüş Hattı Ortamında Çok Kullanıcı İçin Hüzme Yönlendirme
(Fen Bilimleri Enstitüsü, 2019)Due to the increasing number of communication devices used today and the increase in the required data size and data transfer rate for each device, the existing communication infrastructures are inadequate and therefore ... -
GaN Güç Tranzistörüne Dayalı, Yüksek Güç Yoğunluklu Çift Aktif Köprü DA/DA Çevirgeç Tasarımı ve Gerçekleştirilmesi
(Fen Bilimleri Enstitüsü, 2019-09-25)In this study, a Dual Active Bridge DC/DC converter using GaN HEMT type transistors on both bridges is designed and implemented with input voltage in the range of 350-400 VDC, rated output voltage of 14.5VDC and output ... -
BİR TOP VE ÇUBUK SİSTEMİNİN DENETİMİ
(Fen Bilimleri Enstitüsü, 2019)In this work control of a ball and beam system is considered. Ball and beam system is a nonlinear and unstable system by nature. For this reason, it is an often preferred experiment system in applications of linear and ... -
PARAMETRE BELİRSİZLİĞİ ALTINDA ÇOKLU ALGILAYICILARA AİT BAĞIMLI ÖLÇÜMLERLE HİPOTEZ SINAMASI
(Fen Bilimleri Enstitüsü, 2019-07)extensively in modelling of dependent random variables. Joint probability dist-ribution of data using copula theorem has been defined parametrically. Thereare numerous advantages of copula function usage in modelling of ... -
Füze Sistemleri İçin Patlayan Folyolu Başlatma Eleman (EFI) Tabanlı Ateşleme Emniyeti Cihazı Tasarımı ve Analizi
(Fen Bilimleri Enstitüsü, 2019-07-24)Increasing insensitivity demands on designing and producing munitions necessitates utilizing primarily insensitive initiation trains specifically in missile systems. Exploding Foil Initiator (EFI) is a high voltage ... -
İyonosfer Haritalarının Uzay-Zaman İzgesel Analizi
(Fen Bilimleri Enstitüsü, 2019)Short Wave (KD), which is in the frequency range of 3-30 MHz, radio wave propagation is one of the important methods used for long distance communication. It uses ionosphere and earth to transmit system communication signal. ... -
RADYO DALGASI YAYILIMI MODELLEMESİ İÇİN ÇOKLU ENGEL KIRINIM YÖNTEMLERİNİN GELİŞTİRİLMESİ VE KARŞILAŞTIRMALI ANALİZİ
(Fen Bilimleri Enstitüsü, 2019)Diffraction loss is defined as power dissipation in electromagnetic wave, which is originated through edges located near the propagation path between two fixed antennas. It is required to minimize the diffraction loss ... -
Bir İnsansız Hava Aracı Baz İstasyonunun Uçuş Dinamikleri Kısıtları Altında Konuşlandırılması
(Fen Bilimleri Enstitüsü, 2019)Within the scope of this thesis, the efficient placement of UAV Base Stations which have gained importance in 5G and beyond communication studies are examined. The efficient placement of UAV Base Stations in the field is ... -
CMOS TABANLI MEMRİSTÖR OKUMA DEVRESİ TASARIMI
(Fen Bilimleri Enstitüsü, 2019)Memristor - short form for memory resistor - which was first proposed as the fourth passive circuit element by Dr. Leon Chua in 1971 has taken its place in the academic literature as a theoretical concept. Its first ... -
GELİŞTİRME MODLU GALYUM NİTRAT YÜKSEK TAŞIYICI HAREKETİNE SAHİP TRANZİSTÖRLERİ KULLANARAK YÜKSEK VERİMLİ YÜK NOKTASI DA/DA DÖNÜŞTÜRÜCÜ TASARIMI
(Fen Bilimleri Enstitüsü, 2019)In this study, the design of 1MHz switching frequency and 25W output power level 28 to 3.3V non-isolated point of load converter which uses enhancement mode gallium nitride transistors as switching element is realised. In ... -
LEO UYDU HABERLEŞMESİ ALICILARINDA FREKANS VE ZAMAN SENKRONİZASYONU
(Fen Bilimleri Enstitüsü, 2019-06)The main challenge in the design of communication receivers on the LEO satellite is that the carrier signal has a fast and wide range of Doppler frequency shifts. Therefore, the basic component of the demodulation process ... -
ÇOKLU ALICILAR KULLANARAK ÇEVRİMİÇİ VE ZAMAN UYUMSUZ DOĞRUSAL KİPLEME SINIFLANDIRMASI
(Fen Bilimleri Enstitüsü, 2019)In this thesis, online and asynchronous modulation classification algorithms for multiple receivers are developed for recognition of linear modulation formats. The term asynchronous refers to the lack of timing synchronization ... -
Radomlu, Dairesel Polarizasyonlu L1 Bant GPS ve GNSS Anteni Tasarımı
(Fen Bilimleri Enstitüsü, 2019)In this thesis design, analysis and production of the radome covered GNSS antenna which can be used in the wide L1 band frequency range and the radome covered GPS antenna which can be used in L1 band frequency are explained. ... -
ULF-VLF-LF BANTLARI İÇİN ALICI TASARIMI VE GELİŞTİRİLMESİ
(Fen Bilimleri Enstitüsü, 2019)ULF-VLF-LF bands are the frequency range of 300 Hz to 300 kHz, where the low frequency signals with long wavelengths that are emitted from artificial or natural sources propagates. Since the signals observed in this frequency ... -
Sar İmgelerinde Gözetimsiz Sınıflandırma Yöntemleri ile Arazi Örtüsü Sınıflandırması
(Fen Bilimleri Enstitüsü, 2019-09-26)The land cover term refers to the natural and man-made physical cover of the Earth. It is also defined as the biophysical state of the Earth's surface, such as topography, surface water and groundwater, soil and human ... -
DİJİTAL SİSTEM TABANLI PROGRAMLANABİLİR MEMRİSTÖR EMÜLATÖR DEVRE TASARIMI
(Fen Bilimleri Enstitüsü, 2019-10-18)The theory of memristor dates back to the 1970s, but its first physical application was announced by HP (Hewlett Packard) engineers in 2008. Memristor is widely defined as the fourth basic passive circuit element since it ... -
Eş Akılı Işıma Örüntüsüne Sahip Yansıtıcı Dizi Anten Tasarımı ve Modellenmesi
(Fen Bilimleri Enstitüsü, 2019)In satellite communication, there are various methods for providing link budget at low elevation angles relative to the horizon line. The most widely used of them is the use of antennas with isoflux radiation pattern. In ... -
Kısa ve Uzun Dalga Boyu Kızılötesi Hiperspektral Görüntülerde Hedef Tespiti
(Fen Bilimleri Enstitüsü, 2019)Main purpose of hyperspectral target detection methods is using a materials’ previously known spectral signature to find its position on a hyperspectral image which is taken later on. Nevertheless, even if signature of the ... -
Metal-Dielektrik İnce Film Optik Filtrelerin Başarımlarının İncelenmesi
(Fen Bilimleri Enstitüsü, 2019)In this study, the reflection behavior of multilayer thin film optical filter models with special sequences are investigated and effects of material type, material thickness, number of layers, angle of incidence of ...
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