Info on Roshdy Hafez

Dr. Rosdhy H.M. Hafez: List of Publications

F. Hendessi, A.U.H.Sheikh and R.H.M. Hafez, "Co-Channel and Adjacent Channel Interference in Wireless Cellular Communications", Wireless Personal Communications, Volume 12, Issue 3, March 2000
P.R. Larijani and R.H.M. Hafez, "A Frame Work for Distributed Access Control in Multimedia Wireless CDMA Networks", submitted for publication (second revision) in the special issue on Wireless Systems, The Arabian Journal for Science and Engineering. 1999.
P. Larijani and R.H.M. Hafez, "Power assignment and access control for multimedia CDMA wireless networks" submitted for publication in IEEE transactions on Veh. technology, 1999
G.R. Rajugopal and R.H.M. Hafez, "Adaptive rate controlled robust video communication over packet wireless networks", ACM, Mobile Networks and Applications 3, pp 33-47, 1998
P.R.Larijani, J.W.Chinneck, R. H.Hafez, "Non-linear power control in multimedia CDMA wireless networks", IEEE Communication Letters, Sept. 1998
P.R.Larijani, R.H.Hafez and I.Lambadaris, "Two level access control strategy for multimedia CDMA network " ICC98, Altlanta, Georgia , June 1998
N. Movahhedinia, G. Stamatelos and R.H.M. Hafez, "A Time-slot assignment strategy for ATM broadband indoor wireless networks", Wireless Personal Comm. 5, pp 89-111, 1997
G.R. Rajugopal and R.H.M. Hafez, "Robust video communications over wireless packet network", IEEE-ICIP' 97, Santa Barbra, USA, October 1997
R.H.M. Hafez and G. Chan, "Measures of Spectrum Utilization", Special session on spectrum management issues. 1997 IEEE AP-S International Symposium and URSI North American Radio Science Meeting. July 1997. Montreal. Canada.
P.R. Larijani, R.H.M.Hafez and I. Lambadaris, "Adaptive Access Control for Multimedia Traffic in CDMA Cell with Imperfect Power Control". 8th IEEE International Symposium on Personal, Indoor and Mobile Communications, PIMRC'97 ". Sept. 1997. Helsinky. Finland.
P.R. Larijani, R.H.M. Hafez and I. Lambadaris, "Joint Access Control and User Removal in Multimedia CDMA Cell", Globecom 1997, Phoenix AZ.
P.R. Larijani, R.H.M.Hafez and N. Movahedinia, "Admission control for multimedia CDMA". Wireless'96. July 1996. Calgary. Canada.
G.R. Rajugopal, R.H.M. Hafez and S.A. Mahmoud, "Robust Zero-Tree Coding for Video Communications Over Mobile Networks", IEE-ICPMSC' 96, Hong Kong, December 1996
G.R. Rajugopal, S.A. Mahmoud and R.H.M. Hafez, "Multi-resolution Motion Estimation at Low Bit Rate", IEEE-TENCON' 96, Perth, Australia, November 1996
N. Movahhedinia, G. Stamatelos and R.H.M. Hafez, "Non-Uniform Polling and Reservation Alternatives for Bandwidth Management in Broadband Wireless Networks", IEEE GLOBECOM'96, London, England, Nov. 1996.
N. Movahhedinia, G. Stamatelos and R.H.M. Hafez, "Time Slots Assignment Strategies for Indoor Broadband Wireless Systems", GLOBECOM '95, pp 327-331, 1995
F. Hendessi, A.U.H. Sheikh and R.H.M. Hafez, "Capacity Improvement of Microcellular Systems Using Signal Cyclic Spectral Properties", The sixth International Conf. on Personal, Indoor and Mobile Radio Communications (PIMRC'95), Sep. 1995
N. Movahhedinia, G. Stamatelos and R.H.M. Hafez, "Polling-based Multiple Access for Indoor Broadband Wireless Systems", The sixth International Conf. on Personal, Indoor and Mobile Radio Communications (PIMRC'95), Sep. 1995
S. Arcand, K.M.S. Murthy and R.H.M. Hafez, "Load Sharing Algorithms for Hybrid Mobile Networks", International Mobile Satellite Conference (IMS'95). June 1995.
M.S. El-Tanany, R.H.M. Hafez and G. Chan, "Inter-system Interference Modeling for Land Mobile Systems", Canadian Conf. on Elec. and Computer Eng. Sep. 1995
C.G. Zhang, R.H.M. Hafez and David D. Falconer "Traffic Handling Capability of a Broadband Indoor Wireless Network Using CDMA Multiple Access", Journal on Selected Areas in Communications , Vol. 12, No. 4, May, 1994.
C.G. Zhang, R.H.M. Hafez and D.D. Falconer, "A Broadband Indoor Wireless Network Using CDMA Multiple Access", IEEE Journal on Selected Areas in Communications, Special Issue on Code Division Multiple Access Networks ,May, 1994, pp. 645-653.
S. Golestaneh, R.H.M. Hafez and S.A. Mahmoud, "The Effect of Adjacent Channel Interference on the Capacity of FDMA Cellular Systems", IEEE Transactions on Vehicular Technology, Vol. 43, No. 4, November, 1994, pp. 946-954.
D.Yu, D.D. Falconer and R.H.M. Hafez, "Interference Characteristics of TDMA In-building Wireless Systems", ICUPC'94, San Diego. USA, Sept. 1994.
G. Boudreaux and R.H.M. Hafez, "Range Prediction for Indoor Wireless Systems", Wireless '94 , Calgary, AB, Canada, July, 1994.
D.Yu, D.D. Falconer and R.H.M. Hafez, "Interference Characteristics of TDMA In-building Wireless Systems", ICUPC'94, Sep. 1994. San Diego. USA.
F. Hendessi, R.H.M. Hafez and A.U.H. Sheikh, "The Structure and Performance of FRESH-Decision Feedback Equalizers in the Presence of Adjacent Channel Interference", Proceedings of the 1993 Vehicular Technology Conference , May, 1993.
V.R.M. Thyagarajan, R.H.M. Hafez and D.D. Falconer, "Broadband Indoor Wireless Communications in the (20-60) GHz Band: Signal Strength Considerations", ICUPC'93, Ottawa, ON, Canada, October, 1993, pp. 894-899.
R.H.M. Hafez, D.D. Falconer, G Stamatelos and S.A. Mahmoud, "Fundamental Issues in Indoor Millimeter Wave Systems", Wireless '93 , Calgary, AB, Canada, July, 1993.
D. Yu, D.D. Falconer and R.H.M. Hafez, "Traffic Capacity Studies of TDMA In-building Wireless Systems", ICUPC'93 , Ottawa, ON, Canada, October, 1993, page 696.
K. Islam, R.H.M. Hafez and D.C. Coll, "Cyclic Spectral Analysis of Direct Sequence Spread Spectrum Signals", Proceedings of the 1993 Vehicular Technology Conference, May, 1993.
R.A. Goubran, R.H.M. Hafez and A.W. Lawrence, "Digital Signal Processing Applications in IMS", Int. Symp. on Ion Mobility Spectrometry , Quebec City, QC Canada, August, 1993.
V.R.M. Thyagarajan, R.H.M. Hafez and D.D. Falconer, "Broadband Indoor Wireless Communications in the (20-60) Ghz Band: Signal Strength Considerations", ICUPC'93 , Ottawa, ON, Canada, October, 1993, pp. 894-899.
R.H.M. Hafez, D.D. Falconer, G Stamatelos and S.A. Mahmoud, "Fundamental Issues in Indoor Millimeter Wave Systems", Wireless '93 , Calgary, AB, Canada, July, 1993.
R.A. Goubran, R.H.M. Hafez and A.W. Lawrence, "Digital Signal Processing Applications in IMS", International Symposium on Ion Mobility Spectrometry , Quebec City, QC, Canada, August, 1993.
K. Islam, R.H.M. Hafez and D.C. Coll, "Cyclic Spectral Analysis of Direct Sequence Spread Spectrum Signals", Proceedings of the 1993 Vehicular Technology Conference , May, 1993.
F. Hendessi, R.H.M. Hafez and A.U.H. Sheikh, "The Structure and Performance of FRESH-Decision Feedback Equalizers in the Presence of Adjacent Channel Interference", Proceedings of the 1993 Vehicular Technology Conference , May, 1993.
V.R.M. Thyagarajan and R.H.M. Hafez, "Traffic Study of TDMA/TDD in Millimeter Wave Indoor Wireless Communications", Proceedings of the 3rd Intern. Symposium on Personal Indoor Wireless Communications , Boston, MA, U.S.A., October, 1992.
S. Golenstaneh, R.H.M. Hafez and S.A. Mahmoud, "Adjacent Channel Interference Reduction Using Decision Feedback Equalizers", Proceedings of the 16th Biennial Symposium on Communications , Kingston, May, 1992.
N.W.K. Lo and R.H.M. Hafez, "Neural Networks Channel Equalization", Proceedings of the IJCNN'92 , Baltimore, MD, U.S.A., June, 1992.
A.W. Lawrence, R.A. Goubran and R.H.M. Hafez, "Signal Improvement in Ion Mobility Spectrometry", SPIE - The International Society for Optical Engineering, Symposium on Application of Signal and Image Processing in Explosive Detection Systems ,Boston, MA, U.S.A., May, 1992, SPIE Vol. 1824, pp. 97-108.
J.P. DeCruyenaere and R.H.M. Hafez, "A Comparison Between Kalman Filters and Re-Current Neural Networks", Proceedings of the IJCNN'92 , Baltimore, MD, U.S.A., June, 1992.
R.H.M. Hafez and G. Nehme, "The Capacity of a Single Channel Slotted ALOHA in a Multipath Cellular Radio System", Proceedings of the Canadian Conference on Electrical and Computer Engineering , IEEE sponsors, Quebec City, QC, Canada, 1991.
R.H.M. Hafez and G. Chan, "Interference Reduction Using Neural Networks", Proceedings of the CCEC Conference Quebec City, QC, 1991.
L.L. Lipoth, R.H.M. Hafez and R.A. Goubran, "ERG Based Classification of Eye Diseases Using Neural Networks", 13th International Conference of the IEEE Engineering in Medicine and Biology Society , 1991.
R.A. Goubran, R.H.M. Hafez and A.U.H. Sheikh, "Implementation of a Real-Time Mobile Channel Simulator on a DSP Chip", IEEE Transactions on Instrumentation and Measurement ,Vol. 40, No. 3, August, 1991.
J.F. Lemieux, M. El-Tanany and R.H.M. Hafez, "Experimental Evaluation of Frequency, Space and Polarization Diversity of Indoor Radio Channels", IEEE Transactions on Vehicular Technology , Vol. 40, No. 3, August, 1991.
R. Hebert, R.A. Goubran and R.H.M. Hafez, "Analysis of Background Acoustic Noise in Cars", Canadian Conference on Electrical and Computer Engineering , Ottawa, ON, Canada, September, 1990.
R.A. Goubran, R. Hebert and R.H.M. Hafez, "Acoustic Noise Suppression Using Regressive Adaptive Filtering", IEEE Vehicular Tech. Conference ,Orlando, FL, U.S.A., May, 1990.
E.N. Hum, A.U.H. Sheikh and R.H.M. Hafez, "Performance Evaluation of Burst Trapping Codes for Land Mobile Radio Channels", DMR IV , Oslo, Norway, 1990.
L. Boucher and R.H.M. Hafez, "Evaluation of VHF FM, SSB and ACSSB Radio Systems in the Interference Context of the Land Mobile Bands", Proceedings of the 40th IEEE Vehicular Technology Conference , May, 1990.
R.H.M. Hafez, S. Towaij and R.A. Goubran, "The Effect of User's Geographical Distribution on the Utilization of Radio Spectrum", IEEE Transactions on Electromagnetic Compatibility , Vol. 32, No. 4, November, 1990.

Back to the Systems and Computer Engineering

Page
Questions and comments regarding this site? webweavers@sce.carleton.ca