Publications by Our Research Group


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Publications by Çırpan|Çirpan|Cirpan|Cırpan & Year:
Publications by Çırpan|Çirpan|Cirpan|Cırpan & Year:
 Articles
 [1]  Ersin Öztürk, Ertuğrul Başar, Hakan Ali Çırpan, "Multiple-input multiple-output generalized frequency division multiplexing with index modulation", Physical Communication, vol. 34, pp. 27- 37, 2019, February. [bibtex] [pdf] [doi]
 [2]  Ömer Faruk Gemici, Fatih Kara, İbrahim Hökelek, Hakan Ali Çırpan, "User scheduling and power allocation for nonfull buffer traffic in NOMA downlink systems", International Journal of Communication Systems, vol. 32, no. 1, pp. e3834, 2019. (e3834 dac.3834) [bibtex] [pdf] [doi]
 [3]  M. Başaran, H. Şenol, S. Erküçük, H. A. Çırpan, "Channel Estimation for TDS-OFDM Systems in Rapidly Time-Varying Mobile Channels", IEEE Transactions on Wireless Communications, 2018, Nov. [bibtex] [pdf] [doi]
 [4]  E. Öztürk, E. Başar, H. A. Çırpan, "Generalized Frequency Division Multiplexing With Flexible Index Modulation Numerology", IEEE Signal Processing Letters, vol. 25, no. 10, pp. 1480-1484, 2018, Oct. [bibtex] [pdf] [doi]
 [5]  E. Ozturk, E. Başar, H. A. Cirpan, "Generalized Frequency Division Multiplexing with Flexible Index Modulation", IEEE Access, 2017, Oct. [bibtex] [pdf] [doi]
 [6]  S. Gul, M. Oner, H. Cirpan, "Cyclostationarity Based Blind Block Timing Estimation for Alamouti Coded MIMO Signals", IEEE Communications Letters, vol. PP, no. 99, 2017, January. [bibtex] [pdf] [doi]
 [7]  M. Başaran, S. Erküçük, H. A. Çırpan, "Bayesian Compressive Sensing for Primary User Detection", IET Signal Processing, vol. 10, pp. 514-523, 2016, July. [bibtex] [pdf] [doi]
 [8]  M. Turan, M. Oner, H.A. Cirpan, "Joint Modulation Classification and Antenna Number Detection for MIMO Systems", Communications Letters, IEEE, vol. 20, no. 1, pp. 193-196, 2016, January. [bibtex] [pdf] [doi]
 [9]  Mehmet Özgör, Serhat Erküçük, HakanAli Çırpan, "Bayesian compressive sensing for ultra-wideband channel estimation: algorithm and performance analysis", Telecommunication Systems, Springer US, vol. 59, no. 4, pp. 417-427, 2015. [bibtex] [pdf] [doi]
 [10]  M. Başaran, S. Erküçük, H. A. Çırpan, "Compressive sensing for ultra-wideband channel estimation: On the sparsity assumption of ultra-wideband channels", International Journal of Communication Systems, vol. 27, no. 11, pp. 3383-3398, 2014, Nov. [bibtex] [pdf] [doi]
 [11]  Bahattin Karakaya, Hakan Ali Çırpan, Hüseyin Arslan, "Channel interpolation for LTE uplink systems with high mobility using Slepian sequences", Physical Communication, 2014, March. [bibtex] [pdf] [doi]
 [12]  S. Ozer, C.H. Chen, H.A. Cirpan, "A set of new Chebyshev kernel functions for support vector machine pattern classification", Pattern Recognition, vol. 44, no. 7, pp. 1435-1447, 2011. [bibtex]
 [13]  E. Panayırcı, H. Doǧan, H.A. Çirpan, A. Kocian, B.H. Fleury, "Iterative joint data detection and channel estimation for uplink MC-CDMA systems in the presence of frequency selective channels", Physical Communication, vol. 3, no. 2, pp. 87-96, 2010. [bibtex]
 [14]  Serap Çiçekli, Hakan Ali Çırpan, "Localization of Acoustic Emitters with Time Delay Compensated ML", Frequenz, vol. 63, pp. 3-4, 2009. [bibtex]
 [15]  N. Kabaoǧlu, H.A. Çirpan, "Wideband target tracking by using SVR-based sequential Monte Carlo method", Signal Processing, vol. 88, no. 11, pp. 2804-2816, 2008. [bibtex]
 [16]  H. Doǧan, H.A. Çirpan, E. Panayırcı, "An efficient joint channel estimation and decoding algorithm for turbo-coded space-time orthogonal frequency division multiplexing receivers", IET Communications, vol. 2, no. 7, pp. 886-894, 2008. [bibtex]
 [17]  H. Doǧan, E. Panayırcı, H.A. Çirpan, B.H. Fleury, "MAP channel-estimation-based PIC receiver for downlink MC-CDMA systems", Eurasip Journal on Wireless Communications and Networking, vol. 2008, 2008. [bibtex]
 [18]  H. Doǧan, H.A. Çirpan, E. Panayırcı, "Iterative channel estimation and decoding of turbo coded SFBC-OFDM systems", IEEE Transactions on Wireless Communications, vol. 6, no. 8, pp. 3090-3101, 2007. [bibtex]
 [19]  H. Şenol, H.A. Çirpan, E. Panayırcı, "Linear expansions for frequency selective channels in OFDM", AEU - International Journal of Electronics and Communications, vol. 60, no. 3, pp. 224-234, 2006. [bibtex]
 [20]  H. Şenol, H.A. Çirpan, E. Panayırcı, M. Çevik, "A low-complexity time-domain MMSE channel estimator for space-time/frequency block-coded OFDM systems", Eurasip Journal on Applied Signal Processing, vol. 2006, 2006. [bibtex]
 [21]  E. Panayırcı, H.A. Çirpan, M. Moeneclaey, N. Noels, "Blind-phase noise estimation in OFDM systems by sequential Monte Carlo method", European Transactions on Telecommunications, vol. 17, no. 6, pp. 685-693, 2006. [bibtex]
 [22]  S. Ozer, H.A. Cirpan, N. Kabaoglu, "Support vector regression for surveillance purposes", Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), vol. 4105 LNCS, pp. 442-449, 2006. [bibtex]
 [23]  H.A. Cirpan, E. Panayırcı, H. Doǧan, "Nondata-aided channel estimation for OFDM systems with space-frequency transmit diversity", IEEE Transactions on Vehicular Technology, vol. 55, no. 2, pp. 449-457, 2006. [bibtex]
 [24]  H. Şenol, H.A. Çirpan, E. Panayırcı, "A low-complexity KL expansion-based channel estimator for OFDM systems", Eurasip Journal on Wireless Communications and Networking, vol. 2005, no. 2, pp. 163-174, 2005. [bibtex]
 [25]  E. Panayırcı, C. Georghiades, X. Wang, H.A. Çirpan, "Eurasip Journal on Wireless Commuication and Networking: Editorial", Eurasip Journal on Wireless Communications and Networking, vol. 2005, no. 2, pp. 79-82, 2005. [bibtex]
 [26]  H.A. Çirpan, E. Panayırcı, H. Doǧan, "Iterative channel estimation approach for space-time/frequency coded OFDM systems with transmitter diversity", European Transactions on Telecommunications, vol. 15, no. 3, pp. 235-248, 2004. [bibtex]
 [27]  A. Sen, H.A. Cirpan, E. Panayırcı, "Adaptive Kalman receiver for OFDM systems with transmit diversity in mobile wireless channels", Frequenz, vol. 58, no. 11-12, pp. 234-238, 2004. [bibtex]
 [28]  N. Kabaoǧlu, H.A. Çirpan, S. Paker, "EM based stochastic maximum likelihood approach for localization of near-field sources in 3-D", Frequenz, vol. 58, no. 7-8, pp. 178-184, 2004. [bibtex]
 [29]  A. Şen, H.A. Çirpan, E. Panayırcı, "Joint channel tracking and symbol detection for OFDM systems with Kalman filtering", AEU - International Journal of Electronics and Communications, vol. 57, no. 5, pp. 317-327, 2003. [bibtex]
 [30]  E. Çekli, H.A. Çirpan, "Unconditional maximum likelihood approach for localization of near-field sources: Algorithm and performance analysis", AEU - International Journal of Electronics and Communications, vol. 57, no. 1, pp. 9-15, 2003. [bibtex]
 [31]  N. Kabaoǧlu, H.A. Çirpan, E. Çekli, S. Paker, "Deterministic maximum likelihood approach for 3-D near field source localization", AEU - International Journal of Electronics and Communications, vol. 57, no. 5, pp. 345-350, 2003. [bibtex]
 [32]  H.A. Çirpan, E. Panayırcı, E. Çkli, "Maximum likelihood blind channel estimation for space-time coding systems", Eurasip Journal on Applied Signal Processing, vol. 2002, no. 5, pp. 497-506, 2002. [bibtex]
 [33]  E. Panayırcı, H.A. Çirpan, "Maximum A posteriori multipath fading channel estimation for OFDM systems", European Transactions on Telecommunications, vol. 13, no. 5, pp. 487-494, 2002. [bibtex]
 [34]  H.A. Cirpan, E. Cekli, "Deterministic maximum likelihood approach for localization of near-field sources", vol. 56, no. 1, pp. 1-10, 2002. [bibtex]
 [35]  H.A. Cirpan, O.N. Ucan, "Blind equalization of quadrature partial response-trellis coded modulated signals in Rician fading", International Journal of Satellite Communications, vol. 19, no. 2, pp. 159-168, 2001. [bibtex]
 [36]  H.A. Cirpan, Y. Turker, E. Cekli, "A stochastic approach for blind estimation of multiple co-channel signals received at an antenna array", AEU-Archiv fur Elektronik und Ubertragungstechnik, vol. 55, no. 2, pp. 119-122, 2001. [bibtex]
 [37]  H.A. Cirpan, M.K. Tsatsanis, "Maximum-likelihood estimation of FIR channels excited by convolutionally encoded inputs", IEEE Transactions on Communications, vol. 49, no. 7, pp. 1125-1128, 2001. [bibtex]
 [38]  H.A. Cirpan, "Blind receivers for nonlinearly modulated signals in multipath", IEEE Transactions on Signal Processing, vol. 47, no. 2, pp. 583-586, 1999. [bibtex]
 [39]  H.A. Cirpan, M.K. Tsatsanis, "Maximum likelihood blind channel estimation in the presence of Doppler shifts", IEEE Transactions on Signal Processing, vol. 47, no. 6, pp. 1559-1569, 1999. [bibtex]
 [40]  H.A. Cirpan, M.K. Tsatsanis, "Stochastic maximum likelihood methods for semi-blind channel estimation", IEEE Signal Processing Letters, vol. 5, no. 1, pp. 21-24, 1998. [bibtex]
 [41]  H.A. Cirpan, M.K. Tsatsanis, "Blind receivers for nonlinearly modulated signals in multipath", IEEE Transactions on Signal Processing, vol. 45, no. 7, pp. 1900, 1997. [bibtex]
 [42]  H.A. Cirpan, M.K. Tsatsanis, "Maximum likelihood blind channel estimation in the presence of doppler shifts", IEEE Transactions on Signal Processing, vol. 45, no. 4, pp. 1102, 1997. [bibtex]
 International Conference Papers
 [43]  AB Büyükşar, H Şenol, S Erküçük, HA Çırpan, "Rapidly Varying Sparse Channel Tracking with Hybrid Kalman-OMP Algorithm", International Telecommunications Conference. Lecture Notes in Electrical Engineering, vol 504. Springer, Singapore, 2018, July. [bibtex] [pdf] [doi]
 [44]  H. Pamukcu, B. Karakaya, E. Başar, H. A. Cirpan, "Quadrature Channel Modulation in the Presence of Channel Estimation Errors", Second International Balkan Conference on Communications and Networking (BalkanCom), Podgorica, Montenegro, 2018, May. [bibtex] [pdf] [doi]
 [45]  Omer Faruk Gemici, Fatih Kara, ̇İbrahim Hokelek, Güneş Karabulut Kurt, Hakan Ali Çırpan, "Resource Allocation for NOMA Downlink Systems: Genetic Algorithm Approach", 40th International Conference on Telecommunications and Signal Processing (TSP), 2017, July. [bibtex] [pdf] [doi]
 [46]  Hasan Anıl Akyıldız, İbrahim Hökelek, Mervan İleri, Ece Saygun, Hakan Ali Çırpan, "Joint Server and Route Selection in SDN Networks", 2017 IEEE International Black Sea Conference on Communications and Networking, Istanbul, Turkey, 2017, June. [bibtex] [pdf] [doi]
 [47]  Ersin Öztürk, Ertuğrul Başar, Hakan Ali Çırpan, "Generalized Frequency Division Multiplexing with Space and Frequency Index Modulation", 2017 IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom), Istanbul, Turkey, 2017, June. [bibtex] [pdf] [doi]
 [48]  E. Ozturk, E. Başar, H. A. Cirpan, "Generalized Frequency Division Multiplexing with Index Modulation", IEEE Globecom Workshops: 5th International Workshop on Emerging Technologies for 5G Wireless Cellular Networks, 2016, Dec. [bibtex] [pdf] [doi]
 [49]  A.B. Büyükşar, H. Senol, S. Erkucuk, H. A. Çırpan, "Data-aided autoregressive sparse channel tracking for OFDM systems", 2016 International Symposium on Wireless Communication Systems (ISWCS), pp. 424-428, 2016, September. [bibtex] [pdf] [doi]
 [50]  M. Başaran, S. Erküçük, H. Şenol, H. A. Çırpan, "Effect of Inter-Block-Interference-free Region on Compressed Sensing Based Channel Estimation in TDS-OFDM Systems", IEEE 4th International Blacksea Conference on Communications and Networking, Varna, Bulgaria, 2016, June. [bibtex] [pdf] [doi]
 [51]  E. Ozturk, E. Başar, H. A. Cirpan, "Spatial Modulation GFDM: A Low Complexity MIMO-GFDM Implementation for 5G Wireless Networks", 4th International Black Sea Conference on Communications and Networking, Varna, Bulgaria, 2016, June. [bibtex] [pdf] [doi]
 [52]  M. Başaran, S. Erküçük, H. A. Çırpan, "Compressed sensing based approaches for the design of energy efficient communication systems", 2. Int. Matheon Conf. Compressed Sensing and its Applications, Berlin, Germany, 2015, Dec. [bibtex] [pdf] [doi]
 [53]  Mehmet Başaran, Serhat Erkucuk, Hakan Ali Cirpan, "The effect of primary user bandwidth on Bayesian compressive sensing based spectrum sensing", Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT), 2015 7th International Congress on, pp. 35-39, 2015, October. [bibtex] [pdf] [doi]
 [54]  Mehmet Başaran, Serhat Erküçük, Hakan Ali Çırpan, "Achievable performance of bayesian compressive sensing based spectrum sensing", IEEE International Conference on Ultra-Wideband (ICUWB 2014), Paris, France, pp. 86-90, 2014, September. [bibtex] [pdf] [doi]
 [55]  Gürkan Coşkun, İbrahim Hökelek, Hakan Ali Çırpan, "Energy Efficient Handover in HetNets Using IEEE 802.21", International Workshop on Energy Awareness for Heterogeneous Networks: Recent Hardware and Software-Defined Solutions (EAHN 2014), California, USA, 2014, May. [bibtex]
 [56]  Hasan Anıl Akyıldız, Beste Akkuzu, İbrahim Hökelek, Hakan Ali Çırpan, "LTE Downlink Scheduler with Reconfigurable Traffic Prioritization", IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom 2014), Chisinau, Moldova, 2014, May. [bibtex]
 [57]  K. Eren, E. Öztürk, H. A. Çırpan, "Bayesian Learning Approach for Sparse Channel Estimation in IEEE 802.11p Baesd V2V Communication Systems", 9th International Conference on Technical and Physical Problems of Electrical Engineering, 2013, September. [bibtex]
 [58]  T. Mert, O. Kaya, H. A. Çırpan, "Jointly Optimal Chunk and Power Allocation in Uplink SC-FDMA", IEEE ICC 2013, Budapest, Hungary, 2013, June. [bibtex] [pdf]
 [59]  F. Gemici, I Hökelek, H. A. and Çırpan, "Trade-off Analysis of QoS-Aware Configurable LTE Downlink Schedulers", 20th International Conference on Telecommunications (ICT-2013), Casablanca, Morocco, 2013, May. [bibtex] [pdf]
 [60]  M. Özgör, S. Erküçük, H.A. Çirpan, "Bayesian compressive sensing for ultra-wideband channel models", 2012 35th International Conference on Telecommunications and Signal Processing, TSP 2012 - Proceedings, pp. 320-324, 2012. [bibtex]
 [61]  M. Başaran, S. Erküçük, H.A. Çirpan, "The effect of channel models on compressed sensing based UWB channel estimation", Proceedings - IEEE International Conference on Ultra-Wideband, pp. 375-379, 2011, October. [bibtex] [pdf] [doi]
 [62]  O. Cetin, B. Karakaya, H.A. Çirpan, "Low complexity channel estimation for 3GPP LTE downlink MIMO OFDM systems", IWCMC 2011 - 7th International Wireless Communications and Mobile Computing Conference, pp. 1441-1444, 2011. [bibtex]
 [63]  M. Karabacak, H.A. Çirpan, H. Arslan, "An efficient modulation identification algorithm without constellation map knowledge", 2011 IEEE Radio and Wireless Week, RWW 2011 - 2011 IEEE Radio and Wireless Symposium, RWS 2011, pp. 146-149, 2011. [bibtex]
 [64]  E. Aydin, H.A. Çirpan, "SMC-based iterative joint MUD data detection, code delay and multipath estimation in DS-CDMA systems", ELECO 2011 - 7th International Conference on Electrical and Electronics Engineering, pp. II274-II278, 2011. [bibtex]
 [65]  E. Aydin, H.A. Cirpan, "Bayesian-based iterative blind joint data detection, code delay and channel estimation for DS-CDMA systems in multipath environments", IWCMC 2011 - 7th International Wireless Communications and Mobile Computing Conference, pp. 1413-1417, 2011. [bibtex]
 [66]  B. Karakaya, H.A. Cirpan, H. Arslan, A. Can, "Slepian based channel interpolation for LTE uplink system with high mobility", 2010 IEEE Globecom Workshops, GC'10, pp. 1307-1311, 2010. [bibtex]
 [67]  M. Karabacak, H.A. Çirpan, H. Arslan, "Adaptive pilot based modulation identification and channel estimation for OFDM systems", IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC, pp. 730-735, 2010. [bibtex]
 [68]  I. Güvenç, S. Tombaz, M.E. Şahin, H. Arslan, H.A. Çirpan, "ICI-minimizing blind uplink time synchronization for OFDMA-based cognitive radio systems", GLOBECOM - IEEE Global Telecommunications Conference, 2009. [bibtex]
 [69]  B. Karakaya, H. Arslan, H.A. Çirpan, "Channel estimation for LTE uplink in high Doppler spread", IEEE Wireless Communications and Networking Conference, WCNC, pp. 1126-1130, 2008. [bibtex]
 [70]  Ö. Özfidan, H.A. Çirpan, U. Bayazit, "Cluster scheduling in range only tracking", ISSPIT 2007 - 2007 IEEE International Symposium on Signal Processing and Information Technology, pp. 704-709, 2007. [bibtex]
 [71]  Ö. Özfidan, U. Bayazit, H.A. Çirpan, "Cluster based sensor scheduling in a target tracking application with particle filtering", IEEE International Symposium on Industrial Electronics, pp. 1741-1746, 2007. [bibtex]
 [72]  S. Çekli, E. Çekli, N. Kabaoǧlu, H.A. Çirpan, "EM-based recursive tracking algorithm for near-field moving sources", IEEE Intelligent Vehicles Symposium, Proceedings, pp. 381-385, 2007. [bibtex]
 [73]  E. Panayırcı, H. Doǧan, H.A. Çirpan, B.H. Fleury, "An efficient joint data detection and channel estimation technique for uplink MC-CDMA systems based on SAGE algorithm", 2007 16th IST Mobile and Wireless Communications Summit, 2007. [bibtex]
 [74]  B. Karakaya, H.A. Çirpan, E. Panayırcı, "Channel estimation for MIMO-OFDM systems in fixed broadband wireless applications", 2007 9th International Symposium on Signal Processing and its Applications, ISSPA 2007, Proceedings, 2007. [bibtex]
 [75]  H. Doǧan, E. Panayırcı, H.A. Çirpan, "Iterative channel estimation techniques for uplink MC-CDMA systems", ISSPIT 2007 - 2007 IEEE International Symposium on Signal Processing and Information Technology, pp. 302-306, 2007. [bibtex]
 [76]  H. Doǧan, E. Panayırcı, H.A. Çirpan, "EM-based MAP channel estimation and data detection for downlink MC-CDMA systems", pp. 227-231, 2007. [bibtex]
 [77]  E. Panayırcı, H.A. Çirpan, M. Moeneclaey, N. Noels, "Blind data detection in the presence of PLL phase noise by sequential Monte Carlo method", IEEE International Conference on Communications, vol. 7, pp. 3202-3206, 2006. [bibtex]
 [78]  E. Panayırcı, H.A. Çirpan, M. Moeneclaey, N. Noels, "Blind phase noise estimation and data detection based on SMC technique and unscented filtering", European Signal Processing Conference, 2006. [bibtex]
 [79]  H. Şenol, H.A.A. Çirpan, E. Panayırcı, "Frequency selective fading channel estimation in OFDM systems using KL expansion", 13th European Signal Processing Conference, EUSIPCO 2005, 2005. [bibtex]
 [80]  H. Şenol, H.A. Çirpan, E. Panayırcı, "Pilot-aided bayesian MMSE channel estimation for OFDM systems: Algorithm and performance analysis", GLOBECOM - IEEE Global Telecommunications Conference, vol. 4, pp. 2361-2365, 2004. [bibtex]
 [81]  N. Kabaog̃lu, H.A. Çirpan, S. Paker, "Unconditional maximum likelihood approach for localization of near-field sources in 3-D space", Proceedings of the Fourth IEEE International Symposium on Signal Processing and Information Technology, ISSPIT 2004, pp. 233-237, 2004. [bibtex]
 [82]  E. Panayırcı, H.A. Cirpan, "Channel estimation for space-time block coded OFDM systems in the presence of multipath fading", Conference Record / IEEE Global Telecommunications Conference, vol. 2, pp. 1157-1161, 2002. [bibtex]
 [83]  H.A. Cirpan, E. Panayırcı, "Blind channel estimation for space-time coding systems with Baum-Welch algorithm", IEEE International Conference on Communications, vol. 3, pp. 1579-1583, 2002. [bibtex]
 [84]  E. Celcli, H.A. Cirpan, "Deterministic maximum likelihood method for the localization of near-field sources:Algorithm and performance analysis", Proceedings of the IEEE International Conference on Electronics, Circuits, and Systems, vol. 2, pp. 1077-1080, 2001. [bibtex]
 [85]  E. Cekli, H.A. Cirpan, "Unconditional maximum likelihood approach for near-field source localization", Proceedings of the IEEE International Conference on Electronics, Circuits, and Systems, vol. 2, pp. 753-756, 2001. [bibtex]
 [86]  Hakan A. Cirpan, Michail K. Tsatsanis, "Stochastic maximum likelihood methods for semi-blind channel equalization", Conference Record of the Asilomar Conference on Signals, Systems and Computers, vol. 2, pp. 1629-1632, 1998. [bibtex]
 [87]  Hakan A. Cirpan, Michail K. Tsatsanis, "Maximum likelihood blind channel estimation in the presence of frequency shifts", Conference Record of the Asilomar Conference on Signals, Systems and Computers, vol. 1, pp. 713-717, 1997. [bibtex]
 [88]  Hakan A. Cirpan, Michail K. Tsatsanis, "Chip interleaving in direct sequence CDMA systems", ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, vol. 5, pp. 3877-3880, 1997. [bibtex]
 [89]  Hakan A. Cirpan, Michail K. Tsatsanis, "Blind receivers for nonlinearly modulated signals in multipath", IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Communications, SPAWC, pp. 149-152, 1997. [bibtex]
 [90]  Michail K. Tsatsanis, Hakan A. Cirpan, "Blind identification of nonlinear channels excited by discrete alphabet inputs", IEEE Signal Processing Workshop on Statistical Signal and Array Processing, SSAP, pp. 176-179, 1996. [bibtex]
 National Conference Papers [in Turkish]
 [91]  Fatih Kara, Ömer Faruk Gemici, İbrahim Hökelek, Hakan Ali Çırpan, "Aşağı Yönlü Noma Sisteminde Eniyi Güç Paylaşımı", 25. IEEE Sinyal İşleme ve İletişim Uygulamaları Kurultayı, Antalya, Türkiye, 2017. [bibtex] [pdf] [doi]
 [92]  Hasan Anıl Akyıldız, İbrahim Hökelek, Ece Saygun, Hakan Ali Çırpan, "SDN Ağlar için Akış Yeniden Yönlendirme Tabanlı Trafik Mühendisliği", 25. IEEE Sinyal İşleme ve İletişim Uygulamaları Kurultayı, Antalya, Türkiye, 2017. [bibtex] [pdf] [doi]
 [93]  Safa Çelik, Mehmet Başaran, Serhat Erküçük, Hakan Ali Çırpan, "Seyrek İşaret Geri Oluşturma Için Sıkıştırılmış Algılama Tabanlı Algoritmaların Karşılaştırılması", IEEE 24. Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SİU 2016), Zonguldak, 2016, Mayıs. [bibtex] [pdf] [doi]
 [94]  Hasan Anıl Akyıldız, Beste Akkuzu, İbrahim Hökelek, Hakan Ali Çırpan, "Servis Kalitesine Duyarlı Yeniden Yapılandırılabilir LTE MAC Çizelgeleyici", 22.Sinyal İşleme ve Uygulamaları Kurultayı, Trabzon, Türkiye, 2014, Nisan. [bibtex] [pdf]
 [95]  Gürkan Coşkun, İbrahim Hökelek, Hakan Ali Çırpan, "IEEE 802.21 Kullanarak Heterojen Ağlar Arasında Enerji Verimli El Değiştirme", 22.Sinyal İşleme ve Uygulamaları Kurultayı, Trabzon, Türkiye, 2014, Nisan. [bibtex] [pdf]
 [96]  Merve Turan, Mengüç Öner, Hakan Ali Çırpan, "MIMO Sinyalleri İçin Uzay-Zaman Blok Kodu Klasifikasyonu", 22.Sinyal İşleme ve Uygulamaları Kurultayı, Trabzon, Türkiye, 2014, Nisan. [bibtex] [pdf]
 [97]  M. Başaran, S. Erküçük, H.A. Çirpan, "The effect of channel resolution on compressed sensing based Ultra-Wideband channel estimation [Kanal çözünürlüǧünün sıkıştırılmış algilama tabanli ultra geniş bantli kanal kestirimine etkisi]", 2011 IEEE 19th Signal Processing and Communications Applications Conference, SIU 2011, pp. 367-370, 2011, April. [bibtex] [pdf] [doi]
 [98]  S.O. Ata, H.A. Çirpan, "Signal detection based on linear trend in the noise-originated eigenvalues of the correlation matrix for Cognitive Radio [Bilişsel Radyo için özilişki matrisinin gürültü-kaynakli özdeǧerlerinin doǧrusal deǧişimine dayalı işaret sezimi]", 2011 IEEE 19th Signal Processing and Communications Applications Conference, SIU 2011, pp. 494-497, 2011. [bibtex]
 [99]  Ö. Cetin, B. Karakaya, H.A. Çirpan, "Channel estimation for 3GPP LTE MIMO-OFDMA systems [3GPP LTE MIMO-OFDMA sistemlerde kanal kestirimi]", SIU 2010 - IEEE 18th Signal Processing and Communications Applications Conference, pp. 129-132, 2010. [bibtex]
 [100]  B. Karakaya, H.A. Cirpan, H. Arslan, "Leakage reduction in DFT-based channel estimation for LTE Uplink [LTE Uplink için DFT-tabanli kanal kestirimcide sizma azaltimi]", SIU 2010 - IEEE 18th Signal Processing and Communications Applications Conference, pp. 137-140, 2010. [bibtex]
 [101]  S. Çekli, H.A. Çirpan, "Near field broadband acoustic source localization with observation delay compensated MUSIC algorithm [Genişbantli temel bant akustik kaynaǧin gözlem gecikme telafili MUSIC algoritmasi ile yakin alan konumlandirmasi]", 2009 IEEE 17th Signal Processing and Communications Applications Conference, SIU 2009, pp. 5-8, 2009. [bibtex]
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