Yazar "Tusha, Armed" için Makale Koleksiyonu 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. ... -
Exploiting user diversity in OTFS transmission for beyond 5G wireless systems
Tusha, Armed; Althunibat, Saud; Hasna, Mazen O.; Qaraqe, Khalid; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2022)Orthogonal time frequency space (OTFS) modulation is a recent technology that offers a significant advantage on link reliability due to its strong delay-Doppler resilience. In classical cellular technology, overall system ... -
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 ... -
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) ... -
Low complex inter-doppler interference mitigation for OTFS systems via global receiver windowing
Tusha, Armed; Arslan, Hüseyin (Institute of Electrical and Electronics Engineers Inc., 2023)Orthogonal time frequency space (OTFS) waveform has been considered as a potential candidate for affording a wide range of emerging communications and sensing applications in beyond 5G wireless technologies. OTFS takes ... -
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 ... -
Orthogonal time frequency space multiple access using index modulation
Doğan Tusha, Seda; Tusha, Armed; Althunibat, Saud; Qaraqe, Khalid (Institute of Electrical and Electronics Engineers Inc., 2023)Orthogonal time frequency space (OTFS) is a recent two-dimensional modulation technique utilizing delay-Doppler domain and nominated as a promising candidate waveform for beyond 5G communication systems. By leveraging both ... -
Performance analysis of OTFS under in-phase and quadrature imbalance at transmitter
Tusha, Armed; Doğan Tusha, Seda; Yılmaz, Ferkan; Althunibat, Saud; Qaraqe, Khalid; Arslan, Hüseyin (IEEE-Institute of Electrical and Electronics Engineers Inc., 2021)The influence of in-phase and quadrature (IQ) imbalance on the performance of orthogonal time frequency space (OTFS) transmission is investigated in this work. OTFS is a recent two-dimensional transmission scheme with ... -
Wireless sensing – enabler of future wireless technologies
Türkmen, Halise; Solaija, Muhammad Sohaib J.; Tusha, Armed; Arslan, Hüseyin (Türkiye Klinikleri, 2021)With the completion of the 5G standardization efforts, the wireless communication world has now turned to the road ahead, the future wireless communication visions. One common vision is that future networks will be flexible, ...