Personal WebsitePublications
Refereed Articles
| 2025 | |
| [65] | Mustafa Atahan Nuhoglu, Hakan Ali Cirpan, "Source Localization Using Changing Rate of Phase Difference Only: A Convex Optimization Approach", In IEEE Transactions on Aerospace and Electronic Systems, vol. 61, no. 2, pp. 3840 – 3851, 2025. |
| [64] | Ege Engin, Ibrahim Hokelek, Ali Gorcin, Hakan Ali Cirpan, "A Pre-Emptive Scheduling Mechanism for Service Assurance of Network Slicing in Next Generation Cellular Networks", In IEEE Access, vol. 13, pp. 23297 – 23311, 2025. |
| [63] | Mehmet Ali Aygül, Haji M. Furqan, Hakan Ali Çırpan, Hüseyin Arslan, "FDD Secret Key Generation: Identifying Vulnerabilities and A Novel Defensive Method", In IEEE Wireless Communications Letters, 2025. |
| 2024 | |
| [62] | Mustafa Kucuk, Mustafa Atahan Nuhoglu, Lutfiye Durak-Ata, Hakan Ali Cirpan, "Defeating angle tracking: A comprehensive analysis of scan rate modulation jamming against sequential lobing radars", In IET Radar, Sonar and Navigation, vol. 18, no. 11, pp. 2122 – 2133, 2024. |
| [61] | Mustafa Kucuk, Mustafa Atahan Nuhoglu, Lutfiye Durak-Ata, Hakan Ali Cirpan, "Optimized Scan Rate Modulation Jamming Against Sequential Lobing Radars", In IEEE Transactions on Aerospace and Electronic Systems, vol. 60, no. 2, pp. 1440 – 1449, 2024. |
| [60] | Akif Kabacı, Mehmet Basaran, Hakan Ali Cırpan, "Low-Complex AI-Empowered Receiver for Spatial Media-Based Modulation MIMO Systems", In IEEE Transactions on Vehicular Technology, vol. 73, no. 2, pp. 2884 – 2888, 2024. |
| [59] | Mehmet Ali Aygul, Halise Turkmen, Hakan Ali Cirpan, Huseyin Arslan, "Machine learning-driven integration of terrestrial and non-terrestrial networks for enhanced 6G connectivity", In Computer Networks, vol. 255, 2024. |
| 2023 | |
| [58] | O. Tuncer, Hakan Ali Cirpan, "A Networked Radar Resource Management Approach Utilizing Target Priority and Maneuver for Cooperative Air Defense Fire Control Radars", In IEEE Access, vol. 11, pp. 136279 – 136291, 2023. |
| [57] | Ozgur Tuncer, Hakan Ali Cirpan, "Adaptive fuzzy based threat evaluation method for air and missile defense systems", In Information Sciences, vol. 643, 2023. |
| [56] | Sedat Ozer, Huseyin Enes Ilhan, Mehmet Akif Ozkanoglu, Hakan Ali Cirpan, "Offloading Deep Learning Powered Vision Tasks from UAV to 5G Edge Server with Denoising", In IEEE Transactions on Vehicular Technology, vol. 72, no. 6, pp. 8035 – 8048, 2023. |
| [55] | Mustafa Atahan Nuhoglu, Yasar Kemal Alp, Mehmet Ege Can Ulusoy, Hakan Ali Cirpan, "Image Segmentation for Radar Signal Deinterleaving Using Deep Learning", In IEEE Transactions on Aerospace and Electronic Systems, vol. 59, no. 1, pp. 541 – 554, 2023. |
| [54] | Mustafa Atahan Nuhoglu, Hakan Ali Cirpan, "Radar Signal Deinterleaving in Electronic Warfare Systems: A Combined Approach", In IEEE Access, vol. 11, pp. 142043 – 142061, 2023. |
| [53] | Mostafa Ibrahim, Huseyin Arslan, Hakan Ali Cirpan, Sabit Ekin, "Time-Frequency Warped Waveforms for Well-Contained Massive Machine Type Communications", In IEEE Journal on Selected Areas in Communications, vol. 41, no. 6, pp. 1900 – 1917, 2023. |
| [52] | Elvan Kuzucu Hidir, Ertugrul Basar, Hakan Ali Cirpan, "On Practical RIS-Aided OFDM With Index Modulation", In IEEE Access, vol. 11, pp. 13113 – 13120, 2023. |
| 2022 | |
| [51] | Ozgur Tuncer, Hakan Ali Cirpan, "Target priority based optimisation of radar resources for networked air defence systems", In IET Radar, Sonar and Navigation, vol. 16, no. 7, pp. 1212 – 1224, 2022. |
| [50] | Burak Ede, Batuhan Kaplan, Ibrahim Kahraman, Samed Kesir, Serhan Yarkan, Ali Riza Ekti, Tuncer Baykas, Ali Gorcin, Hakan Ali Cirpan, "Measurement-Based Large Scale Statistical Modeling of Air-to-Air Wireless UAV Channels via Novel Time-Frequency Analysis", In IEEE Wireless Communications Letters, vol. 11, no. 1, pp. 136 – 140, 2022. |
| [49] | Mehmet Başaran, Ertuğrul Başar, Hakan Ali Çırpan, "High mobility enabled spatial and media-based modulated orthogonal frequency division multiplexing systems for beyond 5G wireless communications", In International Journal of Communication Systems, vol. 35, no. 8, 2022. |
| 2021 | |
| [48] | Burak Ede, Batuhan Kaplan, İbrahim Kahraman, Samed Keşir, Serhan Yarkan, Ali Rıza Ekti, Tunçer Baykaş, Ali Görçin, Hakan Ali Çırpan, "Measurement-Based Large Scale Statistical Modeling of Air-tob-Air Wireless UAV Channels via Novel Time-Frequency Analysis", In IEEE Wireless Communications Letters, vol. , no. , pp. 1-1, 2021. |
| [47] | Merve Turhan, Ersin Öztürk, Hakan Ali Çırpan, "Deep Learning-Aided Spatial Multiplexing with Index Modulation", In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), vol. 12629 LNCS, pp. 226 – 236, 2021. |
| [46] | Mustafa Atahan Nuhoglu, Yasar Kemal Alp, Aydin Bayri, Hakan Ali Cirpan, "Iterative Semidefinite Relaxation for Geolocation of Uncooperative Radars Using Doppler Frequency Measurements", In IEEE Transactions on Aerospace and Electronic Systems, vol. 57, no. 2, pp. 1197-1210, 2021. |
| [45] | Batuhan Kaplan, Ibrahim Kahraman, Ali Riza Ekti, Serhan Yarkan, Ali Gorcin, Mehmet Kemal Ozdemir, Hakan Ali Cirpan, "Detection, Identification, and Direction of Arrival Estimation of Drone FHSS Signals with Uniform Linear Antenna Array", In IEEE Access, vol. 9, pp. 152057 – 152069, 2021. |
| [44] | Akif Kabacı, Mehmet Başaran, Hakan Ali Çırpan, "Reference signal-aided channel estimation in spatial media-based modulation systems", In Physical Communication, vol. 47, pp. 101396, 2021. |
| [43] | O. F. Gemici, I. Hokelek, H. A. Cirpan, "Modeling Queuing Delay of 5G NR with NOMA under SINR Outage Constraint", In IEEE Transactions on Vehicular Technology, vol. , no. , pp. , 2021. |
| 2019 | |
| [42] | Ömer Faruk Gemici, Fatih Kara, İbrahim Hökelek, Hakan Ali Çırpan, "User scheduling and power allocation for nonfull buffer traffic in NOMA downlink systems", In International Journal of Communication Systems, vol. 32, no. 1, pp. e3834, 2019. |
| [41] | Ersin Öztürk, Ertugrul Basar, Hakan Ali Çırpan, "Multiple-input multiple-output generalized frequency division multiplexing with index modulation", In Physical Communication, vol. 34, pp. 27 - 37, 2019. |
| 2018 | |
| [40] | M. Basaran, H. Şenol, S. Erküçük, H. A. Çırpan, "Channel Estimation for TDS-OFDM Systems in Rapidly Time-Varying Mobile Channels", In IEEE Transactions on Wireless Communications, vol. , no. , pp. , 2018. |
| [39] | E. Öztürk, E. Basar, H. A. Çırpan, "Generalized Frequency Division Multiplexing With Flexible Index Modulation Numerology", In IEEE Signal Processing Letters, vol. 25, no. 10, pp. 1480-1484, 2018. |
| 2017 | |
| [38] | E. Ozturk, E. Başar, H. A. Cirpan, "Generalized Frequency Division Multiplexing with Flexible Index Modulation", In IEEE Access, vol. , pp. , 2017. |
| [37] | S. Gul, M. Oner, H. Cirpan, "Cyclostationarity Based Blind Block Timing Estimation for Alamouti Coded MIMO Signals", In IEEE Communications Letters, vol. , no. 99, pp. , 2017. |
| 2016 | |
| [36] | M. Başaran, S. Erküçük, H. A. Çırpan, "Bayesian compressive sensing for primary user detection", In IET Signal Processing, vol. 10, no. 5, pp. 514-523, 2016. |
| [35] | Merve Turan, Mengüç Oner, Hakan A. Çırpan, "Joint Modulation Classification and Antenna Number Detection for MIMO Systems", In Communications Letters, IEEE, vol. 20, no. 1, pp. 193-196, 2016. |
| 2015 | |
| [34] | M. Özgör, S. Erküçük, H. A. Çırpan, "Bayesian compressive sensing for ultra-wideband channel estimation: algorithm and performance analysis", In Telecommunication Systems, vol. 59, no. 4, pp. 417-427, 2015. |
| 2014 | |
| [33] | B. Karakaya, H. A. Çırpan, H. Arslan, "Channel interpolation for LTE uplink systems with high mobility using Slepian sequences", In Physical Communication, vol. 10, pp. 169-178, 2014. |
| [32] | M. Bąsaran, S. Erküçük, H. A. Çırpan, "Compressive sensing for ultra-wideband channel estimation: On the sparsity assumption of ultra-wideband channels", In International Journal of Communication Systems, vol. 27, no. 11, pp. 3383-3398, 2014. |
| 2011 | |
| [31] | S. Ozer, C.H. Chen, H. A. Çırpan, "A set of new Chebyshev kernel functions for support vector machine pattern classification", In Pattern Recognition, vol. 44, no. 7, pp. 1435-1447, 2011. |
| 2010 | |
| [30] | E. Panayırcı, H. Dogan, H. A. Çırpan, A. Kocian, B.H. Fleury, "Iterative joint data detection and channel estimation for uplink MC-CDMA systems in the presence of frequency selective channels", In Physical Communication, vol. 3, no. 2, pp. 87-96, 2010. |
| 2009 | |
| [29] | S. Çekli, H.A. Çırpan, "Localization of acoustic emitters with time delay compensated ML", In Frequenz, vol. 63, no. 3-4, pp. 69-76, 2009. |
| [28] | F. Simoens, H. A. Ci̧rpan D. Duyck, E Panayırcı, M. Moeneclaey, "Monte carlo solutions for blind phase noise estimation", In Eurasip Journal on Wireless Communications and Networking, vol. 2009, 2009. |
| 2008 | |
| [27] | N. Kabaoglu, H.A. Çırpan, "Wideband target tracking by using SVR-based sequential Monte Carlo method", In Signal Processing, vol. 88, no. 11, pp. 2804-2816, 2008. |
| [26] | H. Dogan, H.A. Çırpan, E. Panayırcı, "An efficient joint channel estimation and decoding algorithm for turbo-coded space-time orthogonal frequency division multiplexing receivers", In IET Communications, vol. 2, no. 7, pp. 886-894, 2008. |
| [25] | H. Dogan, E. Panayırcı, H.A. Çırpan, B.H. Fleury, "MAP channel-estimation-based PIC receiver for downlink MC-CDMA systems", In Eurasip Journal on Wireless Communications and Networking, vol. 2008, 2008. |
| 2007 | |
| [24] | H. Dogan, H.A. Çırpan, E. Panayırcı, "Iterative channel estimation and decoding of turbo coded SFBC-OFDM systems", In IEEE Transactions on Wireless Communications, vol. 6, no. 8, pp. 3090-3101, 2007. |
| 2006 | |
| [23] | H. Şenol, H.A. Çırpan, E. Panayırcı, "Linear expansions for frequency selective channels in OFDM", In AEU - International Journal of Electronics and Communications, vol. 60, no. 3, pp. 224-234, 2006. |
| [22] | H. Şenol, H.A. Çırpan, E. Panayırcı, M. Çevik, "A low-complexity time-domain MMSE channel estimator for space-time/frequency block-coded OFDM systems", In Eurasip Journal on Applied Signal Processing, vol. 2006, 2006. |
| [21] | H.A. Çırpan, E. Panayırcı, H. Dogan, "Nondata-aided channel estimation for OFDM systems with space-frequency transmit diversity", In IEEE Transactions on Vehicular Technology, vol. 55, no. 2, pp. 449-457, 2006. |
| [20] | E. Panayırcı, H.A. Çırpan, M. Moeneclaey, N. Noels, "Blind-phase noise estimation in OFDM systems by sequential Monte Carlo method", In European Transactions on Telecommunications, vol. 17, no. 6, pp. 685-693, 2006. |
| 2005 | |
| [19] | H. Şenol, H.A. Çırpan, E. Panayırcı, "A low-complexity KL expansion-based channel estimator for OFDM systems", In Eurasip Journal on Wireless Communications and Networking, vol. 2005, no. 2, pp. 163-174, 2005. |
| [18] | E. Panayırcı, C. Georghiades, X. Wang, H.A. Çırpan, "Eurasip Journal on Wireless Commuication and Networking: Editorial", In Eurasip Journal on Wireless Communications and Networking, vol. 2005, no. 2, pp. 79-82, 2005. |
| 2004 | |
| [17] | H.A. Çırpan, E. Panayırcı, H. Dogan, "Iterative channel estimation approach for space-time/frequency coded OFDM systems with transmitter diversity", In European Transactions on Telecommunications, vol. 15, no. 3, pp. 235-248, 2004. |
| [16] | A. Sen, H.A. Çırpan, E. Panayırcı, "Adaptive Kalman receiver for OFDM systems with transmit diversity in mobile wireless channels", In Frequenz, vol. 58, no. 11-12, pp. 234-238, 2004. |
| [15] | N. Kabaoglu, H.A. Çırpan, S. Paker, "EM based stochastic maximum likelihood approach for localization of near-field sources in 3-D", In Frequenz, vol. 58, no. 7-8, pp. 178-184, 2004. |
| 2003 | |
| [14] | A. Şen, H.A. Çırpan, E. Panayırcı, "Joint channel tracking and symbol detection for OFDM systems with Kalman filtering", In AEU - International Journal of Electronics and Communications, vol. 57, no. 5, pp. 317-327, 2003. |
| [13] | E. Çekli, H.A. Çırpan, "Unconditional maximum likelihood approach for localization of near-field sources: Algorithm and performance analysis", In AEU - International Journal of Electronics and Communications, vol. 57, no. 1, pp. 9-15, 2003. |
| [12] | N. Kabaoglu, H.A. Çırpan, E. Çekli, S. Paker, "Deterministic maximum likelihood approach for 3-D near field source localization", In AEU - International Journal of Electronics and Communications, vol. 57, no. 5, pp. 345-350, 2003. |
| 2002 | |
| [11] | H.A. Çırpan, E. Panayırcı, E. Çekli, "Maximum likelihood blind channel estimation for space-time coding systems", In Eurasip Journal on Applied Signal Processing, vol. 2002, no. 5, pp. 497-506, 2002. |
| [10] | H.A. Çırpan, E. Çekli, "Deterministic maximum likelihood approach for localization of near-field sources", In AEU-Archiv fur Elektronik und Ubertragungstechnik, vol. 56, no. 1, pp. 1-10, 2002. |
| [9] | E. Panayırcı, H.A. Çırpan, "Maximum A posteriori multipath fading channel estimation for OFDM systems", In European Transactions on Telecommunications, vol. 13, no. 5, pp. 487-494, 2002. |
| 2001 | |
| [8] | H.A. Çırpan, O.N. Ucan, "Blind equalization of quadrature partial response-trellis coded modulated signals in Rician fading", In International Journal of Satellite Communications, vol. 19, no. 2, pp. 159-168, 2001. |
| [7] | H.A. Çırpan, Y. Çekli E. Turker, "A stochastic approach for blind estimation of multiple co-channel signals received at an antenna array", In AEU-Archiv fur Elektronik und Ubertragungstechnik, vol. 55, no. 2, pp. 119-122, 2001. |
| [6] | H.A. Çırpan, M.K. Tsatsanis, "Maximum-likelihood estimation of FIR channels excited by convolutionally encoded inputs", In IEEE Transactions on Communications, vol. 49, no. 7, pp. 1125-1128, 2001. |
| 1999 | |
| [5] | H.A. Çırpan, "Blind receivers for nonlinearly modulated signals in multipath", In IEEE Transactions on Signal Processing, vol. 47, no. 2, pp. 583-586, 1999. |
| [4] | H.A. Çırpan, M.K. Tsatsanis, "Maximum likelihood blind channel estimation in the presence of Doppler shifts", In IEEE Transactions on Signal Processing, vol. 47, no. 6, pp. 1559-1569, 1999. |
| 1998 | |
| [3] | H.A. Çırpan, M.K. Tsatsanis, "Stochastic maximum likelihood methods for semi-blind channel estimation", In IEEE Signal Processing Letters, vol. 5, no. 1, pp. 21-24, 1998. |
| 1997 | |
| [2] | H.A. Çırpan, M.K. Tsatsanis, "Blind receivers for nonlinearly modulated signals in multipath", In IEEE Transactions on Signal Processing, vol. 45, no. 7, pp. 1900, 1997. |
| [1] | H.A. Çırpan, M.K. Tsatsanis, "Maximum likelihood blind channel estimation in the presence of doppler shifts", In IEEE Transactions on Signal Processing, vol. 45, no. 4, pp. 1102, 1997. |
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