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A Ku-band omnidirectional circularly polarized antenna for telemetry applications in satellite communication
(2015 USNC-URSI Radio Science Meeting (Joint with AP-S Symposium), USNC-URSI 2015 - Proceedings, 2015)
Ku-band is a frequently used frequency band especially satellite communication application. Telemetry systems collecting measurement or other kind of data are important part especially in the space segment of satellite ...
Real time classification of targets using waveforms in resonance scattering region
(2015 European Radar Conference, EuRAD 2015 - Proceedings, 2015)
The classification of similar shaped objects from scattered electromagnetic waves is a difficult problem, as it heavily depends on the aspect angle. The reduction of the adverse effects of the aspect angle is possible by ...
Ultrawideband inverse scattering method for resonance region target recognition: Application to small-scale airplane targets with measured data
(2015 9th European Conference on Antennas and Propagation, EuCAP 2015, 2015)
This paper develops an inverse scattering method to determine the characteristics of resonance region targets by using ultrawideband scattering signals. The method mainly uses multiple time-domain signals for each target, ...
The effectiveness of JADE based minimum variance distortionless response algorithm for DOA estimation and adaptive beamforming in multipath smart antenna application
(IEEE International Conference on Adaptive Science and Technology, ICAST, 2015)
In this paper, the direction of arrival (DOA) and adaptive antenna array beamforming for the smart antenna applications are realized by using Minimum Variance Distortionless Response (MVDR) algorithm of DOA estimation. The ...
Metamaterial characteristics of dielectric resonator arrays in rectangular waveguide and free space [Dielektrik Rezonatör Dizisinin Dikdörtgen Dalga Kilavuzu ve Serbest Uzaydaki Metamalzeme Karakteristiʇi]
(2015 23rd Signal Processing and Communications Applications Conference, SIU 2015 - Proceedings, 2015)
The study demonstrates the metamaterial characteristics of the arrays containing dielectric resonators by evaluating the permittivity and permeability coefficients of the array structures in rectangular waveguide and free ...
The design of an omnidirectional and circularly polarized Ku-band antenna for satellite communication [Uydu Haberleşmesi için Yönsüz ve Dairesel Kutuplu Bir Ku-Bant Antenin Tasarimi]
(2015 23rd Signal Processing and Communications Applications Conference, SIU 2015 - Proceedings, 2015)
This study describes about a Ku-band antenna with almost circular polarization in omnidirectional azimuth direction. The antenna structure contains two sections of inclined slotted array on a circular waveguide, and the ...
The comparison of JADE based DOA estimation methods for unknown noncoherent source groups containing coherent signals with frequency matching
(2014 20th International Conference on Microwaves, Radar and Wireless Communications, MIKON 2014, 2014)
In this study, all parameters (including the frequency of each signal group) of direction-of-arrival (DOA) problem are aimed to be extracted in the presence of unknown noncoherent source groups, which are consisting of ...
Location independent radar target classification method with strategy specific late-time intervals
(Proceedings International Radar Symposium, 2014)
This work expounds a target classification method in the resonance scattering region having reduced target's distance, aspect angle and noise dependencies. In the given method, crucial optimum late-time intervals of the ...
The performance comparison of Wigner-based radar target classification methods for resonance region targets [Rezonans bölgesi hedefleri için wigner tabanli radar hedef siniflandirma yöntemlerinin performans kiyaslamasi]
(2014 22nd Signal Processing and Communications Applications Conference, SIU 2014 - Proceedings, 2014)
This study includes the performance comparison of the target classification methods based on Wigner distribution in the resonance scattering region where the dimensions of the target close to wavelengths. In the suggested ...
Different variations of amplitude spectrum based method for radar target recognition
(IEEE Antennas and Propagation Society, AP-S International Symposium (Digest), 2013)
This study develops a low decision time and highly accurate target recognition method by using wideband scattered signals from radar targets in resonance region. In the mentioned method, estimation of signal parameters by ...
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