Browsing by Author "2"
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Sualtı akustik haberleşmesi için SNR tabanlı röle seçimi kullanan işbirlikli OFDM sistemleri
Karakaya, B.; Sökün, Hamza Ümit; Uysal, Murat; Hasna, M. O. (IEEE, 2012)In this paper, we investigate a multi-carrier multi-relay cooperative system with amplify-and-forward relaying over frequency-selective underwater acoustic channels. Relay selection rules rely on the maximization of ... -
A sub-sampling pulse-resonance OOK modulated digital ultrasound communication system for biomedical IoT
Abouzeid, Mohamed Osama Hussein Soliman; Tekin, Ahmet; Mohieldin, A. N. (Elsevier, 2019-11-01)A pulse-resonance On-Off keying ultrasound communication microsystem is presented. It is a viable alternative to today's widely used RF technologies in order to avoid the associated health risks for a specific group of ... -
Successive refinement of models for model-based testing to increase system test effectiveness
Sahin Gebizli, C.; Sözer, Hasan; Ercan, Ali Özer (IEEE, 2016)Model-based testing is used for automatically generating test cases based on models of the system under test. The effectiveness of tests depends on the contents of these models. Therefore, we introduce a novel three-step ... -
Surface characterization driven CMP optimization for gallium nitride
Karagoz, Ayşe; Siebert, M.; Leunissen, P.; Başım, Gül Bahar (ECS, 2016)Gallium nitride is a hard and chemically inert material demoting high material removal rates in the chemical mechanical planarization (CMP) applications. This paper focuses on the optimization of the process conditions to ... -
Surface waves and atomic force microscope probe-particle near-field coupling: discrete dipole approximation with surface interaction
Loke, Vincent L. Y.; Mengüç, Mustafa Pınar (Optics InfoBase, 2010-10)Evanescent waves on a surface form due to the collective motion of charges within the medium. They do not carry any energy away from the surface and decay exponentially as a function of the distance. However, if there is ... -
Surfactant mediated slurry formulations for Ge CMP applications
Başım, Gül Bahar; Karagöz, Ayşe; Chen, L.; Vakarelski, I. (Cambridge University Press, 2013)In this study, slurry formulations in the presence of self-assembled surfactant structures were investigated for Ge/SiO2 CMP applications in the absence and presence of oxidizers. Both anionic (sodium dodecyl sulfate-SDS) ... -
Synergistic human-robot shared control via human goal estimation
Amirshirzad, Negin; Kaya, Osman; Öztop, Erhan (IEEE, 2016)In this paper, we propose and implement a synergistic human-robot collaboration framework, where the robotic system estimates the intent or goal of the human operator while being controlled by the human in real-time. Having ... -
Taking inventory changes into account while negotiating in supply chain management
Yavuz, Celal; Süslü, Çağıl; Aydoğan, Reyhan (SciTePress, 2020)In a supply chain environment, supply chain entities need to make joint decisions on the transaction of goods under the issues quantity, delivery time and unit price in order to procure/sell goods at right quantities and ... -
Test kâhini olarak görüntü karşılaştırma algoritmalarının değerlendirilmesi
Erdil, Ö. F.; Can, İrfan; Sözer, Hasan (CEUR-WS, 2017)Televizyon gibi yoğun yazılım içeren gömülü sistemlerin kara kutu testleri, grafik kullanıcı arayüzleri (GKA) aracılığıyla gerçekleştirilmektedir. Bu testlerin otomasyonu kapsamında bir dizi kullanıcı işlemi dışarıdan ... -
TG7r1 channel model document for high rate PD communications
Uysal, Murat; Baykas, T.; Miramirkhani, Farshad; Serafimovski, N.; Jungnickel, V. (2015-09-10)Purpose Providing channel models which allow a fair comparison of different physical layer (PHY) High Rate PD Communications proposals submitted to TG7r1 in response to the Call for Proposals (CFP). Notice This document ... -
Theoretical determination of K(1)(1270,1400) mixing angle in QCD
Dağ, Hüseyin; Ozpineci, A.; Çağıl, A.; Erkol, Güray (IOP Publishing, 2012)In quark model, the strange axial vector mesons K1(1270) and K1(1400) are defined as the mixtures of orbital angular momentum states K1A and K1B. In this work, by using the orthogonality of the mass eigenstates, we have ... -
Theoretical modelling of smart meter privacy protection with multi-meter Energy Routing
Ergen, Cankut; Gülbahar, Burhan (IEEE, 2020-08)Potential of intrusion during smart meter data collection is an important problem for household privacy in next-generation smart homes. There are various privacy protection methods such as hiding the real usage with renewable ... -
Thermal enhancement of an LED light engine for automotive exterior lighting with advanced heat spreader technology
Uras, Umut Zeynep; Tamdoğan, Enes; Arık, Mehmet (ASME, 2016)In recent years, light emitting diodes (LEDs) have become an attractive technology for general and automotive illumination systems. LEDs have been preferable for automobile lighting due to its numerous advantages such as ... -
Thermal performance of a light emitting diode light engine for a multipurpose automotive exterior lighting system with competing board technologies
Uras, Umut Zeynep; Arık, Mehmet; Tamdoğan, Enes (ASME, 2017-06-12)In recent years, light emitting diodes (LEDs) have become an attractive technology for general and automotive illumination systems replacing old-fashioned incandescent and halogen systems. LEDs are preferable for automobile ... -
Topology optimization of an anti roll bar of a heavy commercial truck for vehicle dynamics and durability
Yenilmez, Ece; Yaşar, Ali; Şendur, Polat (The American Society of Mechanical Engineers, 2019)Meeting the stringent requirements on fuel economy and emissions is still a challenge for automotive original equipment manufacturers (OEMs). In this study, we consider the light weighting opportunities of a heavy commercial ... -
Topology optimization of constrained and unconstrained damping layers
Mansouri, Deniz; Şendur, Polat (Canadian Acoustical Association, 2019)Damping is an effective way of suppressing mechanical vibrations. Passive constrained and unconstrained layer damping patches are often used in the industry as damping solution for vibrations and acoustics problems. In ... -
Tractable policy management framework for IoT
Goynugur, Emre; De Mel, G.; Şensoy, Murat; Calo, S. (SPIE, 2017)Due to the advancement in the technology, hype of connected devices (hence forth referred to as IoT) in support of automating the functionality of many domains, be it intelligent manufacturing or smart homes, have become ... -
Traveler's idle time and the value chain at airports
Üçler, Çağlar; Martin-Domingo, Luis (Milli Savunma Üniversitesi Hezârfen Havacılık ve Uzay Teknolojileri Enstitüsü, 2015-07-23)There is a high growth in the air traffic supported by the global trade and tourism and due to airport congestion travelers are spending more time at airports, which are competing to attract airlines with lower aeronautical ... -
Trust-based fusion of classifiers for static code analysis
Yüksel, U.; Sözer, Hasan; Şensoy, Murat (IEEE, 2014)Static code analysis tools automatically generate alerts for potential software faults that can lead to failures. However, developers are usually exposed to a large number of alerts. Moreover, some of these alerts are ... -
Turn-of-the-month effect: New evidence from an emerging stock market
Kayaçetin, Volkan; Lekpek, Senad (Elsevier, 2016-08)This paper analyzes the turn-of-the-month (ToM) effect in Turkish equity returns. We show that the ToM effect is strongly significant in BIST100 index over 1988–2014, and distinct from other calendar anomalies. In particular, ...
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