ORCID "0000-0002-5471-2703" Electrical and Electronics Engineering için listeleme
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Error performance enhancement and complexity reduction in OFDM systems via coordinate interleaving under practical impairments
Reşat, Mustafa Anıl; Tusha, Armed; Doğan Tusha, Seda; Özyurt, Serdar; Arslan, Hüseyin (Turkiye Klinikleri, 2024)In this work, subcarrier coordinate interleaving (CI) is implemented to orthogonal frequency division multiplexing (OFDM) systems with the aim of both enhancing the error performance and reducing the implementation complexity. ... -
A hybrid downlink NOMA with OFDM and OFDM-IM for beyond 5G wireless networks
Tusha, Armed; Doğan, Seda; Arslan, Hüseyin (IEEE - Institute of Electrical and Electronics Engineers, Inc., 2020)In this paper, a hybrid power domain non-orthogonal multiple accessing (NOMA) scheme by the superposition of orthogonal frequency division multiple accessing (OFDM) and index modulated OFDM (OFDM-IM) technologies is presented ... -
Hybrid terrestrial-aerial network for ultra-reliable low-latency communication
Solaija, Muhammad Sohaib J.; Doğan, Seda; Büyükçorak, Saliha; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2019)Ultra-reliable low latency communication (URLLC) is undoubtedly the toughest service class in 5G-NR from the network service provider's perspective. Different methodologies have been utilized to meet the reliability and ... -
Inter-numerology interference in OFDM-IM systems
Doğan Tusha, Seda; Tusha, Armed; Başar, Ertuğrul; Althunibat, Saud; Qaraqe, Khalid; Arslan, Hüseyin (Wiley, 2021)In 5G and beyond communication systems, distinct numerologies can coexist to serve diverse requirements for users and applications. However, the inter-numerology interference (INI) is a main challenge that significantly ... -
IQI mitigation for narrowband iot systems with OFDM-IM
Tusha, Armed; Doğan, Seda; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2018)The crucial aim for 5G narrowband Internet of Things (NB-IoT) is to support massive connectivity with wide coverage area, low power consumption, low hardware complexity, and low data rate. Direct conversion receiver (DCR) ... -
Multidimensional index modulation for 5G and beyond wireless networks
Doğan Tusha, Seda; Tusha, Armed; Başar, Ertuğrul; Arslan, Hüseyin (IEEE-Institute of Electrical and Electronics Engineers Inc, 2021)Index modulation (IM) provides a novel way for the transmission of additional data bits via the indices of the available transmit entities compared with classical communication schemes. This study examines the flexible ... -
NOMA with Index modulation for uplink URLLC through grant-free access
Doğan, Seda; Tusha, Armed; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2019)This paper proposes non-orthogonal sharing of available resources between latency-critical and latency-tolerant communication for fulfilling tight requirements of ultra-reliable low-latency communication (URLLC) as well ... -
OFDM with index modulation for asynchronous mMTC networks
Doğan, Seda; Tusha, Armed; Arslan, Hüseyin (MDPI, 2018)One of the critical missions for next-generation wireless communication systems is to fulfill the high demand for massive Machine-Type Communications (mMTC). In mMTC systems, a sporadic transmission is performed between ... -
Optimization of antenna beamwidth under blockage ımpact in millimeter-wave bands
Doğan, Seda; Karabacak, Murat; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2018)In this paper, beam expansion and optimization approach is proposed as a solution to alleviate blockage impact at millimeter wave (mm-wave) frequency bands. Directional communication in mm-wave bands provides opportunities ... -
Performance analysis of frequency domain im schemes under CFO and IQ imbalance
Tusha, Armed; Doğan, Seda; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2019)Next generation of mobile networks is the key area of research with increasing demand for new applications and use cases. In order to satisfy the applications with high data rate, high reliability, and low latency, ... -
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 ... -
Single carrier transmission for urllc with adaptive radio resource utilization
Tusha, Armed; Doğan, Seda; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2019)Next generation of wireless communication systems is expected to support a wide set of applications and use cases. Among these, applications with ultra-reliable and low-latency communications (URLLC) are at utmost importance ...