ORCID "0000-0001-9535-2102" Bildiri Koleksiyonu için listeleme
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Achieving secure communication through pilot manipulation
Soltani, Morteza; Baykaş, Tunçer; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers, 2015)Raising concerns about the security of wireless communication led researchers develop new concepts to keep information secret from eavesdroppers. Among them, physical layer security relies on the features of the wireless ... -
Analysis of extended busy tone performance for coexistence between WRAN and WLAN TVWS networks
Karatalay, Onur; Erküçük, Serhat; Baykaş, Tunçer (Institute of Electrical and Electronics Engineers, 2015)TV White Spaces indicate spectrum bands, which were reserved for licensed terrestrial TV broadcasting and opened to unlicensed use under regulatory conditions. One important regulation which is common in all regulatory ... -
Cross MAC/PHY layer security design using ARQ with MRC and adaptive modulation
Hamamreh, Jehad M.; Yusuf, Marwan; Baykaş, Tuncer; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2016)In this work, Automatic-Repeat-Request (ARQ) and Maximal Ratio Combination (MRC), have been jointly exploited to enhance the confidentiality of wireless services requested by a legitimate user (Bob) against an eavesdropper ... -
Dynamic utilization of low-Altitude platforms in aerial heterogeneous cellular networks
Helmy, Mostafa; Ankaralı, Zekeriyya Esat; Siala, Mohamed; Baykaş, Tunçer; Arslan, Hüseyin (IEEE, 2017)Aerial telecommunication platforms provide a promising solution to meet surging traffic demands as a component of future communication networks. They can be used as aerial base stations (ABSs) to build an aerial heterogeneous ... -
A European view on the next generation optical wireless communication standard
Jungnickel, Volker; Uysal, Murat; Serafimovski, Nikola; Baykaş, Tunçer; O'Brien, Dominic; Ciaramella, Eernesto; Ghassemlooy, Zabih; Green, Roger; Haas, Harald; Haigh, Paul Anthony; Gil Jiménez, VÍctor; Miramirkhani, Farshad; Wolf, Mike; Zvánovec, Stanislav (Institute of Electrical and Electronics Engineers, 2015)Optical wireless technology uses light for mobile communications. The idea is to simultaneously combine the illumination provided by modern high-power light-emitting diodes (LEDs) with high-speed wireless communications. ... -
Experimental validation of a novel RLL code for visible light communication
Yağan, Muhammed Yaser; Kısacık, Rıfat; Erkınacı, Tufan; Pusane, Ali Emre; Uysal, Murat; Baykaş, Tunçer; Dündar, Günhan; Yalçınkaya, Arda Deniz (IEEE-Institute of Electrical and Electronics Engineers Inc, 2020)Flicker arising in visible light communication (VLC) system is typically mitigated by run-length-limited (RLL) codes. The IEEE 802.15.7 standard proposes RLL codes according to the modulation type and data rate. In this ... -
Görünür ışık haberleşmesi için son denkleştirme gerçekleştiren opto-elektronik alıcı sistemi
Kısacık, Rıfat; Erkınacı, Tufan; Yagan, Muhammed Yaser; Pusane, Ali Emre; Uysal, Murat; Baykaş, Tunçer; Dündar, Günhan; Yalçınkaya, Arda Deniz (Institute of Electrical and Electronics Engineers Inc., 2020)Bu bildiride, görünür ışık haberleşme sistemi için opto-elektronik alıcı devre tasarımı yapılarak veri hızında önemli bir artış gerçekleştirilmiştir. Görünür haberleşme sisteminde verici taratfa kullanılan LED’ler sınırlı ... -
Görünür ışık haberleşmesinde mesafe ve güce bağlı kanal modeli deneysel doğrulaması
Kısacık, Rıfat; Efe, Barış Can; Pusane, Ali Emre; Uysal, Murat; Baykaş, Tunçer; Dündar, Günhan; Yalçınkaya, Arda Deniz (IEEE-Inst Electrical Electronics Engineering Inc, 2019)Bu bildiride, görünür ışık haberleşme sisteminde direkt görüş hattı için kanal modellemesi problemi ele alınmıştır. Sunulan kanal modelinde LED ve fotodiyot arasında filtre veya mercek gibi herhangi bir optik ... -
Hybrid MEMS-Based molecular communication system
Zeshan, Arooba; Baykaş, Tunçer; Pusane, Ali Emre; Erküçük, Serhat (IEEE-Inst Electrical Electronics Engineering Inc, 2019)In this paper, we consider a molecular communication link integrated in a micro-electro mechanical system (MEMS) based environment. We apply acoustic tweezing techniques to the molecular communication system to increase ... -
IEEE 802.11af ve IEEE 802.22 sistemlerinin birlikte varolabilmeleri için yeni bir yaklaşım
Ülgen, Oğuz; Baykaş, Tunçer; Erküçük, Serhat (Institute of Electrical and Electronics Engineers Inc., 2018)Bu bildiride, birden fazla teknik kullanılarak IEEE 802.11af ve IEEE 802.22 kablosuz sistemlerinin TV beyaz bo¸slugunda birlikte varolabilmeleri için algoritmalar geli¸stirilmi¸stir. ˘Me¸sgul tonu, güç kontrolü ve çok ... -
IEEE 802.22 ve 802.11 af sistemlerinin birlikte varolabilmeleri için meşgul tonu gerçeklemesi
Karatalay, Onur; Erküçük, Serhat; Baykaş, Tunçer (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 ... -
Measurement based statistical channel characterization of air-to-ground path loss model at 446MHz for narrow-band signals in low altitude UAVs
Ede, Burak; Yarkan, Serhan; Ekti, Ali Rıza; Baykaş, Tunçer; Çırpan, Hakan Ali; Görçin, Ali (IEEE-Institute of Electrical and Electronics Engineers Inc, 2020)Powered by the advances in microelectronics technologies, unmanned aerial vehicles (UAVs) provide a vast variety of services ranging from surveillance to delivery in both military and civilian domains. It is clear that a ... -
A microcontroller-based wireless multichannel neural data transmission system
Mukati, Muhammad Rizwan; Kocatürk, Samet; Kocatürk, Mehmet; Baykaş, Tunçer (Institute of Electrical and Electronics Engineers, 2017)Chronically implantable microelectrode arrays enable multichannel electrophysiological recordings from the mammalian brains during behavioral experiments. Wireless data transmission systems combined with the microelectrode ... -
A novel indoor channel model for tvws communications based on measurements
Hashir, Syed Muhammad; Erküçük, Serhat; Baykaş, Tunçer (Institute of Electrical and Electronics Engineers Inc., 2018)In this paper, we present an indoor measurement campaign for TV white space bands inside a university building. The measurement results are compared with different indoor propagation models in the literature. We observed ... -
On reducing multiband spectrum sensing duration for cognitive radio networks
Soltani, Morteza; Baykaş, Tuncer; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2016)In this work, the total spectrum sensing duration required for cognitive radios in multiband environments is studied to minimize the reactive handoff latency. Two spectrum sensing strategies, namely window-based and ... -
Optimization of aerial base station location in LAP for disaster situations
Helmy, Mostafa; Baykaş, Tuncer; Arslan, Hüseyin (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 ... -
Performance analysis of user scheduling in massive MIMO with fast moving users
Thet, Nann Win Moe; Baykaş, Tuncer; Özdemir, Mehmet Kemal (Institute of Electrical and Electronics Engineers Inc., 2019)This paper analyzes the effect of fast fading Doppler channel on user scheduling algorithms. Considering a millimeter wave (mmWave) downlink massive multiple-input multiple-output (M-MIMO) system, we adopt a two-stage ... -
Performance of TDOA and AOA localization techniques for different base-stations topologies
Nemati, Mahyar; Baykaş, Tunçer; Choi, Jinho (Institute of Electrical and Electronics Engineers Inc., 2019)Time difference of arrival (TDOA) and angle ofarrival (AOA) localization techniques provide satisfactory positioning performance utilizing multiple base-stations (BSs). However, their performance depends on the BSs topology, ... -
A practical physical-layer security method for precoded OSTBC-based systems
Hamamreh, Jehad M.; Güvenkaya, Ertuǧrul; Baykaş, Tunçer; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers, 2016)In this work, we investigate the security performance obtained by employing a practical precoded orthogonal space time block coding method (POSTBC) in MISO wireless networks. In particular, space time codewords are precoded ... -
Statistical channel modeling for short range line-of-sight terahertz communication
Tekbıyık, Kürşat; Ulusoy, Emre; Ekti, Ali Rıza; Yarkan, Serhan; Baykaş, Tuncer; Görçin, Ali; Karabulut Kurt, Güneş (Institute of Electrical and Electronics Engineers Inc., 2019)Underutilized spectrum constitutes a major concern in wireless communications especially in the presence of legacy systems and the prolific need for high-capacity applications as well as consumer expectations. From this ...