Yazar "Belen, Aysu" için listeleme
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3D EM data driven surrogate based design optimization of traveling wave antennas for beam scanning in X-band: an application example
Belen, Aysu; Güneş, Filiz; Palandöken, Merih; Tarı, Özlem; Belen, Mehmet Ali; Mahouti, Peyman (Springer, 2022)In this paper, design and optimization of a microstrip elliptic traveling wave antenna (TWA) are presented for the beam scanning in X-band as an application of 3D data driven surrogate based design optimization technique. ... -
Data-driven modeling of band-pass filter for sub-5G applications
Belen, Aysu; Belen, Mehmet Ali (Wiley, 2023)Radiofrequency noise is one of the challenging problems in the design of high-performance wireless communication systems, for which microstrip band-pass filters are one of the most commonly used design solutions for this ... -
Data-Driven Surrogate-Assisted Optimization of Metamaterial-Based Filtenna Using Deep Learning
Mahouti, Peyman; Belen, Aysu; Tarı, Özlem; Belen, Mehmet Ali; Karahan, Serdal; Koziel, Slawomir (MDPI, 2023)In this work, a computationally efficient method based on data-driven surrogate models is proposed for the design optimization procedure of a Frequency Selective Surface (FSS)-based filtering antenna (Filtenna). A Filtenna ... -
Design and Realization of Broadband Active Inductor Based Band Pass Filter
Belen, Aysu; Belen, Mehmet Ali; Palandöken, Merih; Mahouti, Peyman; Tarı, Özlem (Wiley, 2023)With the latest developments in the wireless communication systems, the alternative design methodologies are required for the broadband design of microwave components. In this paper, a compact broad band pass filter (BPF) ... -
Gain Enhancement of a Traditional Horn Antenna using 3D Printed Square-Shaped Multi-layer Dielectric Lens for X-band Applications
Belen, Aysu; Mahouti, Peyman; Güneş, Filiz; Tarı, Özlem (Applied Computational Electromagnetics Society Journal, 2021)In this work, gain of a traditional horn antenna is enhanced up to 2.9 dB over X-band using 3D printed square-shaped multi-layer lens. For this purpose, firstly the multi-layer lenses are designed using Invasive Weed ... -
GSM ve ISM Bandı RF Enerji Hasatlama Sistemleri için Tek Katlı Doğrultucu Devre Tasarımı
Belen, Aysu; Belen, Mehmet Ali (Süleyman Demirel Üniversitesi, 2021)Kablosuz haberleşme sistemlerinin yaygınlaşmasıyla ortamlarda pek çok frekansta sinyaller bulunmaktadır. Ortamda bulunan mevcut sinyallerin enerji kaynağı olarak dönüştürülmesini hedefleyen sistemler enerji hasatlama ... -
Microstrip leaky wave antenna for wide range of beam scanning in X band
Belen, Aysu; Güneş, Filiz; Belen, Mehmet Ali; Mahouti, Peyman (Wiley, 2021)In this work, design of a pattern reconfigurable antenna is presented for X-band applications as a leaky wave antenna (LWA) realization. Due to the advantages of simple design schematic, low profile, and easy impedance ... -
Realization of Modified Elliptical Shaped Dielectric Lens Antenna for X Band Applications with 3D Printing Technology
Belen, Aysu; Tetik, Evrim (Applied Computational Electromagnetics Society (ACES), 2020)Placing dielectric lens structures into an antenna's aperture has proven to be one of the most reliable methods of enhancing its gain. However, the selected material and the prototyping method usually limit their fabrication ... -
Surrogate Based Design Optimization of Multi-Band Antenna
Tarı, Özlem; Belen, Aysu; Mahouti, Peyman; Belen, Mehmet Ali (Institute of Electrical and Electronics Engineers Inc., 2021)In this work, design optimization process of a multi-band antenna via the use of Artificial Neural Network (ANN) based surrogate model and meta-heuristic optimizers is studied. For this mean firstly, by using Latin-Hyper ... -
WLAN Uygulamaları için Düşük Gürültülü Kuvvetlendirici Tasarımı
Belen, Aysu (Avrupa Bilim ve Teknoloji Dergisi, 2021)Kablosuz haberleşme sistemlerinin gelişmesiyle birlikte bu alanda kullanılacak sistemlerin alt birleşenlerine olan talep giderek artmaktadır. Alıcı sistemlerde düşük gürültülü kuvvetlendirici (LNA) anahtar rol oynamaktadırlar. ...
