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Journal Papers
- G. Çelik, H. Çelebi, H.P. Partal, E. Zeydan, I.A. Karatepe, A.S. Er, "An Experimental Study of Indoor RSS Based RF
Fingerprinting Localization Using GSM and Wi-Fi
Signals", submitted to Springer Wireless Personal Communications, February 2015.
- Gökhan Çelik, Hasari Çelebi "Theoretical Limits for Time Delay Based Location Estimation in Cooperative Relay Networks", Springer Wireless Personal Communications, pp. 2429-2448, vol. 75-4, April 2014.
- N. Rahimian, H. Celebi, C. N. Georghiades, K. A. Qaraqe,, "A Probabilistic Model of Spectrum Availability for OFDMA Based Cognitive Radio Systems", IEEE Communications Letters (ISI) , 1780 - 1783 pp., 2012 , DOI: 10.1109/LCOMM.2012.091712.121462.
- K. A. Qaraqe, H. Celebi, M. Mohammad, S. Ekin, "Dispersed Spectrum Cognitive RadioSystems Over Fading Channels", EURASIP Journal on Wireless Communications and Networking, Jan. 2011.
- S. Ekin, F. Yilmaz, H. Celebi, K. A. Qaraqe, M-S. Alouini, E. Serpedin, "Capacity Limits of Spectrum Sharing Systems Over Hyper Fading Channels", Journal of Wireless Communications and Mobile Computing, Dec. 2010.
- F. Kocak, H. Celebi, S. Gezici, K. A. Qaraqe, H. Arslan, H. Vincent Poor, "Time Delay Estimation in Dispersed Spectrum Cognitive Radio Systems", EURASIP Journal on Advances on Signal Processing-Special Issue on Advanced Signal Processing for Cognitive Radio Networks, vol. 2010, 2010.
- H. Celebi, I. Guvenc, S. Gezici, H. Arslan, "Cognitive Radio Systems for Spectrum, Location,and Environment Awareness", IEEE Antennas and Propagation Magazine, Vol. 52, issue 4, pp.41-61, Aug. 2010.
- S. Gezici, H. Celebi, H. Vincent Poor, H. Arslan, "Fundamental Limits on Time Delay Estimation in Dispersed Spectrum Cognitive Radio Systems", IEEE Trans. on Wireless Communications, vol.8, no. 1, pp. 78-83, Jan. 2009.
- H. Celebi, H. Arslan, "Cross-Modulation Interference and Mitigation Technique for Ultrawideband PPM Signaling", IEEE Trans. on Vehicular Technology, vol. 57, no. 2, pp. 847-858, March 2008.
- H. Celebi, H. Arslan, "Enabling Location and Environment Awareness in Cognitive Radios", Elsevier Computer Communications-Special Issue on Advanced Location-Based Services, vol. 31, no. 6, pp. 1114-1125, April 2008.
- H. Celebi, H. Arslan, "Cognitive Positioning Systems", IEEE Trans. on Wireless Communications, vol. 6, no. 12, pp. 4475-4483, Dec. 2007.
- H. Celebi, H. Arslan, "Utilization of Location Information in Cognitive Wireless Networks", IEEE Wireless Communications Magazine-Special Issue on Cognitive Wireless Networks, vol. 14, no. 4, pp. 6-13, Aug. 2007.
- H. Celebi, H. Arslan, "Ranging Accuracy in Dynamic Spectrum Access Networks", IEEE Communications Letters, vol. 11, no. 5, pp. 405-407, May 2007.
Book Chapters
- A. Gorcin, K. A. Qaraqe, H. Celebi, H. Arslan, "Location-Aware Cognitive Communication
Systems for Public Safety", in "Telecommunications in Disaster Areas" book, River, Nov. 2010.
- H. Arslan, H. Celebi, "Software Defined Radio Architectures for Cognitive Radios", in "Cognitive Radio, Software Defined Radio, and Adaptive Wireless Systems" book, Springer, Sept. 2007.
- H. Arslan, H. Celebi, "Location Information Management Systems for Cognitive Wireless Networks", in "Cognitive Radio, Software Defined Radio, and Adaptive Wireless Systems" book, Springer, Sept. 2007.
Patents
- H. Celebi, H. Arslan, "Cognitive Radio Transceiver for Dispersed Spectrum Utilization", US Patent, USPTO 8,064,836, Nov. 2011.
- H. Celebi, H. Arslan, "Cognitive Positioning Systems", US Patent, USPTO 7,956,807, June 2011.
Conference Papers
- G. Celik and H. Celebi, "G-CRLB Analysis of Time Delay Based Localization for Decode-and-Forward Cooperative
Relay Networks in Multipath Environments", submitted to International Wireless Communications & Mobile Computing Conference.
- G. Celik and H. Celebi, "CRLB Analysis of Time Delay Based Location Estimation for UWB Cooperative Relay Networks in Multipath Environments", ACM MEDES 2014, Buraidah Al Qassim, Saudi Arabia, September 2014.
- G. Celik and H. Celebi, "Time Delay Based Location Estimation in Decode-and-Forward Cooperative Relay Network", IEEE Wireless Communication and Networking Conference (WCNC) Shanghai, China, April, 2013.
- M. F. Tüysüz, G. Çelik, M. R. Çelenlioglu, H. A. Mantar, "An Uninterrupted Collision-Free Channel Access Scheme over IEEE 802.11 WLANs", IEEE WCNC 2013, Shanghai, China, April, 2013.
- M. F. Tüysüz, G. Çelik, M. R. Çelenlioglu, H. A. Mantar, "A Novel Beacon-based Collision-Free Channel Access Mechanism over IEEE 802.11 WLANs", IEEE WCNC 2013, Shanghai, China, April, 2013.,
- H. B. Celebi, L. Durak-Ata, H. Celebi, "Multi-coset Sampling and Reconstruction of Signals: Exploiting Sparsity in Spectrum Monitoring", The 2013 European Signal Processing Conference (EUSIPCO-2013), Marrakech, Fas, Eylül 2013.
- O. Cetin, H. Nazli, R. Gurcan, H. Ozturk, H. Guneren, Y. Yelkovan, M. Cayir, H. Celebi, "An Experimental Study of High Precision TOA based UWB Positioning Systems", IEEE International Conference on Ultra-Wideband (ICUWB), pp. 357 - 361 , Syracuse, New York, ABD, September 2012.
- N. Rahimian, C. N. Georghiades, H. Celebi, K. A. Qaraqe, "Spectrum Availability of Secondary Users in Cognitive Radio Networks", The 8th International Wireless Communications and Mobile Computing Conference (IWCMC) pp. 360 - 365 , Limassol, Cyprus, August 2012.
- M. B. Celebi, H. Celebi, H. Arslan, K. A. Qaraqe, "A Bispectrum Detector for FM Modulated Wireless Microphone Signals", 4th International Conference on Cognitive Radio and Advanced Spectrum Management, pp. 45:1--45:5 , Barcelona, Spain, October 2011.
- H. Celebi, and K. A. Qaraqe, "Engagement of Undergraduate Students to Advanced Research:
A Case Study", IEEE EDUCON, April, Amman, Jordan, 2011.
- A. H. Gholamipour, A. Gorcin, H. Celebi, B. U. Toreyin, M. Saghir, F. Kurdahi, A. Eltawil, "Reconfigurable Filter Implementation of a Matched-fllter Based Spectrum Sensor for Cognitive Radio Systems", to appear in IEEE International Symposium on Circuits and Systems (ISCAS), May, Rio de Janeiro, Brazil, 2011.
- M. B. Celebi, H. Celebi, H. Arslan, K. A. Qaraqe, "Spectrum Sensing Testbed Design for Cognitive Radio Applications", IEEE 18th Signal Processing and Communications Applications Conference, Antalya, Turkey, April, 2011.
- N. Rahimian, H. Celebi, K. A. Qaraqe, and C. N. Georghiades, "Spatio-Temporal Measurement
and Model for Number of Occupied Channels", International Conference on Telecommunications,
Ayia Napa, Cyprus, May, 2011.
- Z. Yin, H. Alnuweiri, A. L. N. Reddy, H. Celebi, and K. A. Qaraqe, "Improving the Performance
of Delay Based Protocol in Delivering Real Time Media via Early Retransmission", International Conference on Telecommunications, Ayia Napa, Cyprus, May, 2011.
- A. Gorcin, H. Celebi, K. A. Qaraqe, H. Arslan, "An Autoregressive Approach on Spectrum Occupancy Modeling and Prediction Based on Synchronous Measurements", to appear in IEEE PIMRC, Toronto, Canada, Sept., 2011.
- M. B. Celebi, H. Celebi, H. Arslan, K. A. Qaraqe, "A Bispectrum Detector for FM Modulated Wireless Microphone Signals", International Workshop on Cognitive Radio and Advanced Spectrum Management (CogART'11), Barcelona, Spain, Oct. 2011. (invited paper)
- A. Gorcin, H. Celebi, K. A. Qaraqe, H. Arslan,"A Framework on Wideband Sensing and Direction
Finding for Location Aware Public Safety Cognitive Radio", IEEE WAMICON, Florida, USA, April
2011.
- H. Celebi, M. M. Abdallah, S. I. Hussain, Khalid A. Qaraqe, M.-S. Alouini, "Time of Arrival Based Location Estimation for Cooperative Relay Networks", IEEE PIMRC, pp. 871-875, Istanbul, Turkey, Sept. 2010.
- K. A. Qaraqe, S. I. Hussain, H. Celebi, M. Abdallah, and M.-S. Alouini, "An RSS Based Location Estimation Technique for Cognitive Relay Networks", 3rd International Workshop on Cognitive Radio and Advanced Spectrum Management (CogART'10), Rome, Italy, Nov. 2010. (invited paper)
- H. Celebi, K. A. Qaraqe, "Measurement and Challenges for Practical Spectrum Sensing in Cognitive Radio Systems", IEEE 18th Signal Processing and Communications Applications Conference, Diyarbakir, April. 2010.
- S. Ekin, F. Yilmaz, H. Celebi, K. A. Qaraqe, M-S. Alouini, E. Serpedin, "Achievable Capacity
for A Spectrum Sharing Systems over Hyper Fading Channels", IEEE Globecom, Honololu, Hawaii,
USA, Dec. 2009.
- H. Celebi, K. A. Qaraqe, H. Arslan, "Performance Analysis of TOA based Range Accuracy
Adaptation for Cognitive Radio Networks", IEEE VTC-Fall, Anchorage, Alaska, USA, Feb. 2009.
- H. Celebi, A. Gorcin, K. A. Qaraqe, H. Arslan, M-S. Alouini, A. Alsaigh, "Empirical Results
for Multidimensional Spectrum Usage", IEEE PIMRC, Tokyo, Japan, June 2009.
- K. A. Qaraqe, H. Celebi, M-S. Alouini, L. Abuhantash, M. Al-Mulla, O. Al-Mulla, A. Jolo,
A. Ahmad, A. El-Saigh, "A Wideband Spectrum Occupancy Measurement for Indoor and Outdoor
Environments", Intl. Conf. on Communications Technologies, Riyadh, KSA, Oct. 2009.
- A. Gorcin, K. A. Qaraqe, H. Celebi, H. Arslan, "Adaptive Thresholding for Spectrum Sensing in
Multi-Channel Cognitive Radio Networks", International Conference on Telecommunications, Doha,
Qatar, Nov. 2009.
- K. A. Qaraqe, M. Mohammad, H. Celebi, A. El-Saigh, "The Impact of Node Distribution on
The Transport Capacity of Adhoc Dispersed Spectrum Cognitive Radio Systems", International
Conference on Telecommunications, Doha, Qatar, Oct. 2009.
- F. Kocak, H. Celebi, S. Gezici, K. A. Qaraqe, H. Arslan, H. Vincent Poor, "Time Delay Estimation in Cognitive Radio Systems", IEEE workshop on Computational Advances in Multi-Channel Sensor Array Processing, Aruba, Dec. 2009. (invited paper)
- H. Celebi, K. A. Qaraqe, H. Arslan, "Performance Comparison of Time Delay Estimation for Whole and Dispersed Spectrum Utilization Methods in Cognitive Radio Networks", IEEE International Conference on Cognitive Radio Oriented Wireless Networks and Communications (CROWNCOM), p. 1-6, Hannover, Germany, June 2009.
- K. A. Qaraqe, H. Celebi, M-S. Alouini, L. Abuhantash, M. Al-Mulla, O. Al-Mulla, A. Jolo, A. Ahmad, A. El-Saigh, "A Wideband Spectrum Occupancy Measurement for Indoor and Outdoor Environments", Intl. Conf. on Communications Technologies, Riyadh, Saudi Arabia, September 2009.
- S. Gezici, H. Celebi, H. Arslan, H. Vincent Poor, "Theoretical Limits on Time Delay Estimation
for Ultra-Wideband Cognitive Radios", IEEE International Conference on UWB (ICUWB), vol. 2, pp. 177-180, Hannover, Germany, Sep. 10-12, 2008.(invited paper)
- H. Celebi, H. Arslan, "Adaptive Positioning Systems for Cognitive Radios", IEEE Symposium on New Frontiers in Dynamic Spectrum Access Networks (DySpan), April 17-20, p. 78-84, Dublin, Ireland, 2007.
- H. Celebi, M. E. Sahin, H. Arslan, J. Haque, E. R. Prado, D. P. Markell, "Ultrawideband Design Challenges for Wireless Chip-to-Chip Communications and Interconnects", IEEE Aerospace Conference, 4-11 March 2006, Big Sky, Montana, USA.
- F. E. Retnasothie, M. K. Ozdemir, T. Yucek, J. Zhang, H. Celebi, R. Muththaiah, "Wireless IPTV over WiMAX: Challenges and Applications", IEEE Wireless and Microwave Conference (WAMICON), Clearwater, FL, USA, Dec. 2006. (invited paper)
- H. Celebi, I. Guvenc, and H. Arslan, "On the Statistics of Channel Models for UWB Ranging", IEEE Sarnoff Symposium, 27-28 March 2006, Princeton, New Jersey, USA.
- H. Celebi, H. Arslan, "A Data-Aided Timing Acquisition For Pulse Position Modulated UWB Signals", IEEE International Conference on Ultra-wideband (ICU), pp. 344-348,Zurich, Switzerland, 2005.
- H. Celebi and H. Arslan, "Cross-Modulation Interference For Pulse Position Modulated UWB Signals", IEEE Military Communications Conference (MILCOM), pp. 1-7, Atlantic City, New Jersey, USA, 2005.
National Proceedings
- H. Buyruk, A. K. Keskin, Ş. Sendil, H. Çelebi, ; H. P. Partal, Ö. İleri, E. Zeydan, S. Ergüt, "RF Parmakizi Tabanlı GSM Binaiçi Konumlandırma", 21. IEEE Sinyal İşleme ve İletişim Uygulamaları Kurultayı , 1 - 4 pp., Girne, KKTC, Nisan 2013.
- H. Çelebi, "Çok-Bantlı OFDM Bilişsel Radyolarda Alınan Sinyal Gücü Tabanlı Mesafe Kestirimi" ,20. IEEE Sinyal İşleme ve İletişim Uygulamaları Kurultayı, 1-4 pp., Muğla, Türkiye, Nisan 2012.
- H. Çelebi, and K. A. Qaraqe, "Akıllı Radyo Sistemlerinde Pratik Spektrum Algılama için Ölçüm Sonuçları ve Karşılaşılan Güçlükler", 18. IEEE Sinyal İşleme ve İletişim Uygulamaları Kurultayı , - 251 pp., Diyarbakır, Türkiye, Nisan 2010.
- M. B. Celebi, H. Celebi, H. Arslan, K. A. Qaraqe, "Bilişsel Radyo Uygulamaları için Tayf Sezici Deneme Ortamı", 19. IEEE Sinyal İşleme ve İletişim Uygulamaları Kurultayı, 446 - 449 pp., Antalya, Türkiye, Nisan 2011.