Browsing Bildiri Koleksiyonu by Author "Qaraqe, Khalid"
Now showing items 1-6 of 6
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Clipping noise mitigation using partial transmit sequence for optical OFDM systems
Esat Ankaralı, Zekeriyya; Hussain, Syed Imtiaz; Abdallah, Mohamed; Qaraqe, Khalid; Arslan, Hüseyin; Haas, Harald (Institute of Electrical and Electronics Engineers Inc., 2014)Orthogonal frequency division multiplexing (OFDM) is a promising technology to achieve higher data rates in optical wireless communication (OWC) systems. Unlike single carrier techniques, OFDM can easily handle inter-symbol ... -
A comparative review on the wireless implantable medical devices privacy and security
Ankaralı, Zekeriyya Esat; Abbasi, Qammer Hussain; Demir, A. Fatih; Serpedin, Erchin; Qaraqe, Khalid; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers, 2014)Nowadays wireless communication is playing a vital role in implantable medical devices (IMDs) on health-care applications. It has many advantages in remote health monitoring, treatment and prediction for critical cases. ... -
Experimental characterization of in vivo radio channel at MICS and ISM Bands
Abdelaziz, Aya; Abbasi, Qammer Hussain; Demir, A. Fatih; Qaraqe, Khalid; Serpedin, Erchin; Arslan, Hüseyin (Electromagnetics Academy, 2015)This paper presents an experimental study for the propagation losses and wave attenuation inside human body for implanted antenna at different body organs. The experimental study discusses the commonly used frequency bands: ... -
Index modulation-aided IQ imbalance compensator for OTFS communications systems
Tusha, Armed; Dogan Tusha, Seda; Althunibat, Saud; Başar, Ertuğrul; Qaraqe, Khalid; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2022)Design of simple transceiver architectures is inevitable in order to provide low computational complexity, low power consumption and affordable cost in beyond 5G (B5G) wireless systems, but it results in hardware impairments ... -
Intelligent spectrum occupancy prediction for realistic measurements: GRU based approach
Tusha, Armed; Kaplan, Batuhan; Çırpan, Hakan Ali; Qaraqe, Khalid; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2022)Cognitive radio (CR) technology has always been a research hotspot in the wireless communications field as it has the potential to significantly improve system capacity at the cost of increased processing time and power ... -
Physical effect of in-phase and quadrature imbalance in delay-doppler domain
Tusha, Armed; Doğan Tusha, Seda; Yılmaz, Ferkan; Althunibat, Saud; Qaraqe, Khalid; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2021)Orthogonal time frequency space (OTFS) technique is a recent two-dimensional (2-D) modulation aiming to exploit both time and frequency selectivity of doubly dispersive wireless channel, which significantly affects the ...
