Hossam M. H. Shalaby


Professor, Electrical Engineering Department, Faculty of Engineering, Alexandria University, Egypt.

Email: shalaby@ieee.org
Email: hossam.shalaby@alexu.edu.eg

Academic Qualifications

Work Experience

Professional Associations

Honors and Awards

Teaching at Alexandria University

Teaching at E-JUST

Photonics Systems Lab (PSL) at E-JUST

Final Year Projects

Islam

Research Interests and Projects

Research Citation

Patents

  1. A. E. Morra, H. M. H. Shalaby, S. S. Obayya, and S. F. S. Hegazy, “Hybrid Direct-Detection Differential Phase Shift Keying-Multipulse Pulse Position Modulation Techniques for Optical Communication Systems,” U.S. Patent Application US 2018/0 069 636 A1, Mar. 8, 2018. [PDF]

  2. O. M. Nawwar and H. M. H. Shalaby, “Bi-directional mode-division multiplexer (BMDM) for optical interconnects,” Egypt Patent 652/2018, Apr. 19, 2018.

Publications

First: Selected Journal Papers

  1. O. M. Nawwar, H. M. H. Shalaby, and R. K. Pokharel, “Photonic crystal-based compact hybrid WDM/MDM (de)multiplexer for SOI platforms,” OSA Opt. Lett., vol. 57, no. 17, pp. 4176–4179, Sept. 1, 2018. [PDF]

  2. J. A. H. Odoeze, M. F. O. Hameed, H. M. H. Shalaby, and S. S. A. Obayya, “Si-core photonic crystal fiber transverse-electric pass polarizer,” J. Opt. Soc. Am. B, vol. 35, no. 5, pp. 980–986, May 2018. [PDF]

  3. H. S. Khallaf, A. E. Elfiqi, H. M. H. Shalaby, S. Sampei, and S. S. A. Obayya, “On the performance evaluation of LQAM-MPPM techniques over exponentiated Weibull fading free-space optical channels,” Opt. Commun., vol. 416, pp. 41–49, June 1, 2018. [PDF]

  4. H. M. H. Shalaby, “Bidirectional mode-division multiplexers with antireflection gratings,” OSA Appl. Opt., vol. 57, no. 3, pp. 476–484, Jan. 20, 2018. [PDF]

  5. A. E. Farghal and H. M. H. Shalaby, “Reducing inter-core crosstalk impact via code-interleaving and bipolar 2-PPM for core-multiplexed SAC OCDMA PON,” IEEE/OSA J. Opt. Commun. Net., vol. 10, no. 1, pp. 35–45, Jan. 2018. [PDF]

  6. O. M. Nawwar, H. M. H. Shalaby, and R. K. Pokharel, “Modeling, simulation, and fabrication of bi-directional mode-division multiplexing (BMDM) for silicon-on-insulator platform,” OSA Appl. Opt., vol. 57, no. 1, pp. 42–51, Jan. 1, 2018. [PDF]

  7. H. S. Khallaf, H. M. H. Shalaby, J. M. Garrido-Balsells, and S. Sampei, “Performance analysis of a hybrid QAM-MPPM technique over turbulence-free and gamma-gamma free-space optical channels,” IEEE/OSA J. Opt. Commun. Net., vol. 9, no. 2, pp. 161–171, Feb. 2017. [PDF]

  8. S. D. Mohamed, H. M. H. Shalaby, I. Andonovic, and M. H. Aly, “Performance analysis of modified asymmetrically-clipped optical orthogonal frequency-division multiplexing systems,” Opt. Commun., vol. 380, pp. 61–68, Dec. 1, 2016. [PDF]

  9. A. S. Ghazy, H. A. I. Selmy, and H. M. H. Shalaby, “Fair resource allocation schemes for cooperative dynamic free space optical networks,” IEEE/OSA J. Opt. Commun. Net., vol. 8, no. 11, pp. 822–834, Nov. 2016. [PDF]

  10. H. M. H. Shalaby, “Bi-directional coupler as a mode-division multiplexer/demultiplexer,” IEEE/OSA J. Lightwave Technol., vol. 34, no. 15, pp. 3633–3640, Aug. 1, 2016. [PDF]

  11. A. E. El-Fiqi, A. E. Morra, S. F. Hegazy, H. M. H. Shalaby, K. Kato, and S. S. A. Obayya, “Performance evaluation of hybrid DPSK-MPPM techniques in long-haul optical transmission,” OSA Appl. Opt., vol. 55, no. 21, pp. 5614–5622, July 20, 2016. [PDF]

  12. A. E. A. Farghal, H. M. H. Shalaby, K. Kato, and R. K. Pokharel, “Performance analysis of multicode OCDM networks supporting elastic transmission with QoS differentiation,” IEEE Trans. Commun., vol. 64, no. 2, pp. 741–752, Feb. 2016. [PDF]

  13. A. E. Morra, H. M. H. Shalaby, S. F. Hegazy, and S. S. A. Obayya, “Hybrid direct-detection differential phase shift keying-multipulse pulse position modulation techniques for optical communication systems,” Opt. Commun., vol. 357, pp. 86–94, Dec. 15, 2015. [PDF]

  14. H. S. Khallaf, J. M. Garrido-Balsells, H. M. H. Shalaby, and S. Sampei, “SER analysis of MPPM-coded MIMO-FSO system over uncorrelated and correlated gamma-gamma atmospheric turbulence channels,” Opt. Commun., vol. 356, pp. 530–535, Dec. 1, 2015. [PDF]

  15. A. E. Farghal, H. M. H. Shalaby, K. Kato, and R. K. Pokharel, “Optical code-division multiplexing (OCDM) networks adopting code-shift keying/overlapping PPM signaling: Proposal and performance analysis,” IEEE Trans. Commun., vol. 63, no. 10, pp. 3779–3788, Oct. 2015. [PDF]

  16. M. Hafez, T. Khattab, and H. M. H. Shalaby, “Blind SNR estimation of Gaussian-distributed signals in Nakagami fading channels,” IEEE Trans. Wireless Commun., vol. 14, no. 7, pp. 3509–3518, July, 2015. [PDF]

  17. J. K. Hmood, K. A. Noordin, S. W. Harun, and H. M. H. Shalaby, “ Mitigation of phase noise in all-optical OFDM systems based on minimizing interaction time between subcarriers,” Opt. Commun., vol. 355, pp. 313–320, June 26, 2015. [PDF]

  18. H. M. H. Shalaby, “Maximum achievable constrained power efficiencies of MPPM-LQAM techniques,” IEEE Photonics Technol. Lett., vol. 27, no. 12, pp. 1265–1268, June 15, 2015. [PDF]

  19. J. K. Hmood, S. D. Emami, K. A. Noordin, H. Ahmad, S. W. Harun, and H. M. H. Shalaby, “Optical frequency comb generation based on chirping of Mach-Zehnder Modulators,” Opt. Commun., vol. 344, pp. 139–146, June 1, 2015. [PDF]

  20. J. K. Hmood, S. W. Harun, S. D. Emami, A. Khodaei, K. A. Noordin, H. Ahmad, and H. M. H. Shalaby, “Performance analysis of an all-optical OFDM system in presence of non-linear phase noise,” Opt. Express, vol. 23, no. 4, pp. 3886–3900, Feb. 23, 2015. [PDF]

  21. M. M. Selim, O. Muta, H. M. H. Shalaby, and H. Furukawa, “Chunk-based resource allocation in multi-cell OFDMA systems with fairness guarantee,” IEICE Communications Express (ComEX), vol. 4, no. 2, pp. 31–37, Feb. 2, 2015. [PDF]

  22. A. E. Farghal, H. M. H. Shalaby, and Z. Kawasaki, “Multirate multiservice all-optical code switched GMPLS core network utilizing multicode variable-weight optical code-division multiplexing,” IEEE/OSA J. Opt. Commun. Net., vol. 6, no. 8, pp. 670–683, Aug. 2014. [PDF]

  23. M. M. Selim, O. Muta, H. M. H. Shalaby, and H. Furukawa, “Low complexity QoS-aware subcarrier allocation for MISO-OFDMA systems,” IEICE Communications Express (ComEX), vol. 3, no. 8, pp. 235–240, Aug. 18, 2014. [PDF]

  24. A. E. Farghal, H. M. H. Shalaby, and Z. Kawasaki, “Performance analysis of multirate multiservice optical CDMA networks adopting overlapping PPM signaling,” IEEE/OSA J. Lightwave Technol., vol. 32, no. 15, pp. 2649–2658, Aug. 1, 2014. [PDF]

  25. A. I. Abd El-Rahman, S. I. Rabia, and H. M. H. Shalaby, “Assessment of an optical burst switched core node with a restricted number of simultaneous active users using the burst error loss rate,” IEEE/OSA J. Opt. Commun. Net., vol. 6, no. 4, pp. 408–420, Apr. 2014. [PDF]

  26. H. Selmy, H. M. H. Shalaby, and Z. Kawasaki, “Proposal and performance evaluation of a hybrid BPSK-modified MPPM technique for optical fiber communications systems,” IEEE/OSA J. Lightwave Technol., vol. 31, no. 22, pp. 3535–3545, Nov. 15, 2013. [PDF]

  27. A. E. Morra, H. S. Khallaf, H. M. H. Shalaby, and Z. Kawasaki, “Performance analysis of both shot- and thermal-noise limited multi-pulse PPM receivers in gamma-gamma atmospheric channels,” IEEE/OSA J. Lightwave Technol.,  vol. 31, no. 19, pp. 3142–3150, Oct. 1, 2013. [PDF]

  28. S. E. Mirnia, A. Zarei, S. D. Emami, S. W. Harun, H. Arof, H. Ahmad, and H. M. H. Shalaby, “Proposal and performance evaluation of an efficient RZ-DQPSK modulation scheme in all-optical OFDM transmission systems,” IEEE/OSA J. Opt. Commun. Net., vol. 5, no. 9, pp. 932–944, Sept. 2013. [PDF]

  29. H. M. H. Shalaby, “Performance analysis of SAC-OCDMA systems adopting overlapping PPM schemes,” IEEE/OSA J. Lightwave Technol., vol. 31, no. 12, pp. 1856–1866, June 15, 2013. [PDF]

  30. M. H. Morsy-Osman, M. Y. S. Sowailem, A. I. Abd El-Rahman, and H. M. H. Shalaby, “Performance evaluation of an optical burst switched core node with generalized arrivals and partial wavelength conversion capability,” IEEE/OSA J. Opt. Commun. Net., vol. 4, no. 12, pp. 997–1007, Dec. 2012. [PDF]

  31. H. M. H. Shalaby, “Efficient use of PPM in spectral-amplitude-coding optical CDMA systems,” IEEE/OSA J. Lightwave Technol., vol. 30, no. 22, pp. 3512–3519, Nov. 15, 2012. [PDF]

  32. H. Selmy, H. M. H. Shalaby, and Z. Kawasaki, “Performance analysis of gradual multi-pulse pulse position modulation in deep space optical communications,” IEEE/OSA J. Opt. Commun. Net., vol. 4, no. 10, pp. 812–820, Oct.  2012. [PDF]

  33. H. M. H. Shalaby, “Closed-form expression for the bit-error rate of spectral-amplitude-coding optical CDMA systems,” IEEE Photonics Technol. Lett., vol. 24, pp. 1285–1287, Aug. 1, 2012. [PDF]

  34. H. M. H. Shalaby, “Comments on “An Enhanced Detection Technique for Spectral Amplitude Coding Optical CDMA Systems”,” IEEE Photonics Technol. Lett., vol. 24, no. 15, pp. 1356–1357, Aug. 1, 2012. [PDF]

  35. A. I. Abd El-Rahman, S. I. Rabia, and H. M. H. Shalaby, “MAC-layer performance enhancement using control packet buffering in optical burst switched networks,” IEEE/OSA J. Lightwave Technol., vol. LT-30, no. 11, pp. 1578–1586, June 1, 2012. [PDF]

  36. I. A. M. Ashour, S. Shaari, H. M. H. Shalaby, and P. S. Menon, “Investigation of in-band transmission of both spectral amplitude coding/optical code division multiple-access and wavelength division multiplexing signals,” SPIE Opt. Eng.,  vol. 50(6), pp. 065001(1–7), June 2011. [PDF]

  37. M. Y. S. Sowailem, M. H. S. Morsy, and H. M. H. Shalaby, “Employing code domain for contention resolution in optical burst switched networks with detailed performance analysis,” IEEE/OSA J. Lightwave Technol., vol. LT-27, pp. 5284–5294, Dec. 2009. [PDF]

  38. M. H. S. Morsy, M. Y. S. Sowailem, and H. M. H. Shalaby, “Enhanced mathematical model for both throughput and blocking probability of optical burst switched networks,” SPIE Opt. Eng., vol. 48(8), pp. 085003(1–10), Aug. 2009. [PDF]

  39. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Performance enhancement of successive interference cancellation scheme based on spectral amplitude coding for optical code-division multiple-access systems using Hadamard codes,” SPIE Opt. Eng., vol. 48(4), pp. 045002(1–7), Apr. 2009. [PDF]

  40. E. Inaty, R. Raad, P. Fortier, and H. M. H. Shalaby, “Above the nominal limit performance evaluation of multiwavelength optical code-division multiple-access systems,” SPIE Opt. Eng., vol. 48(3), pp. 035003(1–9), Mar. 2009. [PDF]

  41. E. Inaty, R. Raad, P. Fortier, and H. M. H. Shalaby, “A fair QoS-based resource allocation scheme for a time-slotted optical OV-CDMA network: A unified approach,” IEEE/OSA J. Lightwave Technol., vol. LT-27, pp. 2–11, Jan. 2009. [PDF]

  42. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Performance analysis of a hybrid fiber Bragg grating-based spectral-amplitude-coding/successive interference cancellation for optical CDMA systems,” Opt. Commun., vol. 282(1), pp. 1–6, Jan. 2009. [PDF]

  43. Z. A. El-Sahn, Y. M. Abd-El-Malek, H. M. H. Shalaby, and E. A. El-Badawy, “Significance in adding a queuing subsystem to the R3T random access OCDMA protocol,” IEEE Trans. Commun., vol. COM-56, pp. 1601–1605, Oct. 2008. [PDF]

  44. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Analytical comparison of optical code-division multiple-access systems with and without a successive interference cancellation scheme using modified prime-sequence codes,” SPIE Opt. Eng., vol. 47(9), pp. 095001(1–6), Sept. 2008. [PDF]

  45. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Proposal of successive interference cancellation scheme in optical code-division multiple access systems,” SPIE Opt. Eng., vol. 47(3), pp. 035006(1–6), Mar. 2008. [PDF]

  46. Z. A. El-Sahn, Y. M. Abd-El-Malek, H. M. H. Shalaby, and E. A. El-Badawy, “Performance of the R3T random-access OCDMA protocol in noisy environment,” IEEE J. Sel. Topics Quantum Electron., vol. 13, pp. 1396–1402, September/October 2007. [PDF]

  47. R. Raad, E. Inaty, P. Fortier, and H. M. H. Shalaby, “Optimal resource allocation scheme in a multirate overlapped optical CDMA system,” IEEE/OSA J. Lightwave Technol., vol. LT-25, pp. 2044–2053, Aug. 2007. [PDF]

  48. M. Abd-El-Malek, Z. A. El-Sahn, H. M. H. Shalaby, E. A. El-Badawy, “New optical random access code-division multiple-access protocol with stop-and-wait automatic repeat request,” SPIE Opt. Eng., vol. 46(6), pp. 056007(1–8), June 2007. [PDF]

  49. H. M. H. Shalaby, “A simplified performance analysis of optical burst-switched networks,” IEEE/OSA J. Lightwave Technol., vol. LT-25, pp. 986–995, Apr. 2007. [PDF]

  50. M. M. N. Hamarsheh, M. K. Abdullah, S. Khatun, and H. M. H. Shalaby, “Fast frequency modulation optical code division multiple access communication system,” Optics & Laser Technology, vol. 39(3), pp. 605–609, April 2007. [PDF]

  51. E. Inaty, R. Raad, P. Fortier, and H. M. Shalaby, “Performance comparison between S-ALOHA and R3T protocols for multirate OFFH-CDMA systems in optical packet networks,” J. Opt. Netw. vol. 5, pp. 927–936, Dec. 2006. [PDF]

  52. M. A. A. Mohamed, H. M. H. Shalaby, and E. A. El-Badawy, “Performance analysis of an optical CDMA MAC protocol with variable-size sliding window,” IEEE/OSA J. Lightwave Technol., vol. LT-24, pp. 3590–3597, Oct. 2006. [PDF]

  53. M. M. N. Hamarsheh, M. K. Abdullah, S. Khatun, and H. M. H. Shalaby, “Design and analysis of a dynamic spectral encoding code-division multiple-access communication system,” SPIE Opt. Eng., vol. 45(10), pp. 105005(1–5), Oct. 2006. [PDF]

  54. M. M. N. Hamarsheh, M. K. Abdullah, S. Khatun, and H. M. H. Shalaby, “Design and analysis of synchronous dynamic frequency hopping code division multiple access communication system,” Optical Fiber Technology, vol. 12, pp. 334–339, Oct. 2006. [PDF]

  55. M. A. A. Mohamed, H. M. H. Shalaby, and E. A. El-Badawy, “Optical code-division multiple-access protocol with selective retransmission,” SPIE Opt. Eng., vol. 45(5), pp. 055007(1–8), May 2006. [PDF]

  56. R. Raad, E. Inaty, P. Fortier, and H. M. H. Shalaby, “Optical S-ALOHA/CDMA systems for multirate applications: Architecture, performance evaluation, and system stability,” IEEE/OSA J. Lightwave Technol., vol. LT-24, pp. 1968–1977, May 2006. [PDF]

  57. M. M. N. Hamarsheh, H. M. H. Shalaby, and M. K. Abdullah, “Design and analysis of a dynamic code division multiple access communication system based on tunable optical filter,” IEEE/OSA J. Lightwave Technol., vol. LT-23, pp. 3959–3965, Dec. 2005. [PDF]

  58. E. Inaty, H. M. H. Shalaby, and P. Fortier,  “On the cutoff rates of a multiclass OFFH-CDMA system,” IEEE Trans. Commun., vol. COM-53, pp. 323–334, Feb. 2005. [PDF]

  59. H. M. H. Shalaby, “Optimality of the users strength in optical PPM-CDMA channels,” IEEE Trans. Commun., vol. COM-53, pp. 315–322, Feb. 2005. [PDF]

  60. H. M. H. Shalaby, “Performance analysis of an optical CDMA random access protocol,” IEEE/OSA J. Lightwave Technol., vol. LT-22, pp. 1233–1241, May 2004. [PDF]

  61. H. M. H. Shalaby, “Optical CDMA random access protocols with and without pretransmission coordination,” IEEE/OSA J. Lightwave Technol., vol. LT-21, pp. 2455–2462, Nov. 2003. [PDF]

  62. H. M. H. Shalaby, “Complexities, error probabilities, and capacities of optical OOK-CDMA communication systems,” IEEE Trans. Commun., vol. COM-50, pp. 2009–2017, Dec. 2002. [PDF]

  63. E. Inaty, H. M. H. Shalaby, and P. Fortier, “A new transmitter-receiver architecture for noncoherent multirate OFFH-CDMA system with fixed optimal detection threshold,” IEEE/OSA J. Lightwave Technol., vol. LT-20, pp. 1885–1894, Nov. 2002. [PDF]

  64. E. Inaty, H. M. H. Shalaby, P. Fortier, and  L.A. Rusch, “Multirate optical fast frequency hopping CDMA system using power control,” IEEE/OSA J. Lightwave Technol., vol. LT-20, pp. 166–177, Feb. 2002. [PDF]

  65. T. S. Lee, H. M. H. Shalaby, and H. Ghafouri-Shiraz, “Estimation and cancellation of multi-user interference in synchronous fiber-optic PPM-CDMA system using Manchester coding,” Optics & Laser Technology, vol. 33 (8), pp. 573–580, Nov. 2001. [PDF]

  66. Z. Wei, H. M. H. Shalaby, and H. G. Shiraz, “Modified quadratic congruence codes for fiber Bragg-grating-based spectral-amplitude-coding optical CDMA systems,” IEEE/OSA J. Lightwave Technol., vol. LT-19, pp. 1274–1281, Sept. 2001. [PDF]

  67. Z. Wei, H. G. Shiraz, and H. M. H. Shalaby, “New code families for fiber-Bragg-grating-based spectral-amplitude-coding optical CDMA systems,” IEEE Photonics Technol. Lett., vol. 13, pp. 890–892, Aug. 2001. [PDF]

  68. Z. Wei, H. G. Shiraz, and H. M. H. Shalaby, “Performance analysis of optical spectral-amplitude-coding CDMA systems using a super-fluorescent fiber source,” IEEE Photonics Technol. Lett., vol. 13, pp. 887–889, Aug. 2001. [PDF]

  69. T. S. Lee, H. M. H. Shalaby, and H. Ghafouri-Shiraz, “Interference reduction in synchronous fiber-optic PPM-CDMA Systems,” Microwave and Optical Technol. Lett., vol. 30 (3), pp. 202–205, Aug. 2001. [PDF]

  70. X. Zhou, C. Lu, P. Shum, H. M. H. Shalaby, T. H. Cheng, and P. Ye, “Performance analysis of an all-optical clock extraction circuit based on a Fabry-Perot resonator,” IEEE/OSA J. Lightwave Technol., vol. LT-19, pp. 603–613, May 2001. [PDF]

  71. H. M. H. Shalaby  “Optical OPPM-CDMA recievers with chip-level detectors,” IEE Proc.-Commun., vol. 148, pp. 31–37, Feb. 2001. [PDF]

  72. X. Zhou, H. M. H. Shalaby, C. Lu, and T. Cheng, “A performance analysis of all-optical clock extraction circuit based on stimulated brillouin scattering,” IEEE/OSA J. Lightwave Technol., vol. LT-18, pp. 1453–1466, Oct. 2000. [PDF]

  73. H. M. H. Shalaby, “Maximum achievable number of users in optical PPM-CDMA local area networks,” IEEE/OSA J. Lightwave Technol., vol. LT-18, pp. 1187–1196, Sept. 2000. [PDF]

  74. H. M. H. Shalaby “Effect of thermal noise and APD noise on the performance of OPPM-CDMA receivers,” IEEE/OSA J. Lightwave Technol., vol. LT-18, pp. 905–914, July 2000. [PDF]

  75. X. Zhou, H. M. H. Shalaby, C. Lu, and T. Cheng, “Code for spectral amplitude coding optical CDMA systems,” IEE Electron. Lett., vol. 36 (8), pp. 728–729, Apr. 2000. [PDF]

  76. H. M. H. Shalaby, “Synchronous fiber-optic CDMA systems with interference estimators,” IEEE/OSA J. Lightwave Technol., vol. LT-17, pp. 2268–2275, Nov. 1999. [PDF]

  77. H. M. H. Shalaby, “Direct-detection optical overlapping PPM-CDMA communication systems with double optical hard-limiters,” IEEE/OSA J. Lightwave Technol., vol. LT-17, pp. 1158–1165, July 1999. [PDF]

  78. H. M. H. Shalaby, “A performance analysis of optical overlapping PPM-CDMA communication systems,” IEEE/OSA J. Lightwave Technol., LT-17, pp. 426–433, Mar. 1999. [PDF]

  79. H. M. H. Shalaby, “Chip-level detection in optical code-division multiple-access,” IEEE/OSA J. Lightwave Technol., vol. LT-16, pp. 1077–1087, June 1998. [PDF]

  80. H. M. H. Shalaby, “Cochannel interference reduction in optical synchronous PPM-CDMA systems,” IEEE Trans. Commun., vol. COM-46, pp. 799–805, June 1998. [PDF]

  81. H. M. H. Shalaby, “Maximum achievable throughputs for uncoded OPPM and MPPM in optical direct-detection channels,” IEEE/OSA J. Lightwave Technol., vol. LT-13, pp. 2121–2128, Nov. 1995. [PDF]

  82. H. M. H. Shalaby, “A comparison between the performance of number-state and coherent-state optical CDMA in lossy photon channels,” IEEE J. Select. Areas Commun., vol. SAC-13, pp. 592–602, Apr. 1995. [PDF]

  83. H. M. H. Shalaby, “Performance analysis of optical synchronous CDMA communication systems with PPM signaling,” IEEE Trans. Commun., vol. COM-43, pp. 624–634, February/March/April 1995. [PDF]

  84. H. M. H. Shalaby, “Capacity and cutoff rate for optical overlapping pulse-position modulation channels,” IEEE Trans. Commun., vol. COM-43, pp. 1284–1288, February/March/April 1995. [PDF]

  85. H. M. H. Shalaby and A. Papamarcou, “Error exponents for distributed detection of Markov sources,” IEEE Trans. Inform. Theory, vol. IT-40, pp. 397–408, Mar. 1994. [PDF]

  86. H. M. H. Shalaby and A. Papamarcou, “A note on the asymptotics of distributed detection with feedback,” IEEE Trans. Inform. Theory, vol. IT-39, pp. 633–640, Mar. 1993. [PDF]

  87. H. M. H. Shalaby and A. Papamarcou, “Multiterminal detection with zero-rate data compression,” IEEE Trans. Inform. Theory, vol. IT-38, pp. 254–267, Mar. 1992. [PDF]

  88. Second: Selected Conference Papers

  89. B. E. Abu-elmaaty, O. M. Nawwar, M. S. Sayed, H. M. H. Shalaby, and R. K. Pokharel, “Silicon-on-insulator first-order mode converter based on binary phase plate,” to appear in Proc. International Japan-Africa Conference on Electronics, Communications and Computations (JAC-ECC 2018), Alexandria, Egypt, Dec. 16–18, 2018.

  90. A. E. Elfiqi, A. E. Morra, H. S. Khallaf, H. M. H. Shalaby, and S. Hranilovic, “Two-level MPPM-MDPSK modulation for free-space optical channels,” to appear in Proc. IEEE Global Commun. Conf. (GLOBECOM 2018), Abu Dhabi, United Arab Emirates, Dec. 9–13, 2018.

  91. B. E. Abu-elmaaty, M. S. Sayed, H. M. H. Shalaby, and R. K. Pokharel, “TE0-to-TE2 silicon-on-insulator internally dielectric waveguide mode converter,” to appear in Proc. Asia Communications and Photonics Conference (ACP 2018), Hangzhou, China, Oct. 26–29, 2018.

  92. E. Shawky, M. A. El-Shimy, H. M. H. Shalaby, A. Mokhtar, and E.-S. A. El-Badawy, “Kalman filtering for VLC channel estimation of ACO-OFDM systems,” to appear in Proc. Asia Communications and Photonics Conference (ACP 2018), Hangzhou, China, Oct. 26–29, 2018.

  93. A. M. Hussein, Z. A. El-Sahn, and H. M. H. Shalaby, “Capacity of multi-core fiber with maximum-ratio combining optical receiver,” to appear in Proc. Asia Communications and Photonics Conference (ACP 2018), Hangzhou, China, Oct. 26–29, 2018.

  94. O. M. Nawwar, H. M. H. Shalaby, and R. K. Pokharel, “First-order mode compact focusing grating coupler for SOI interconnect,” in Proc. IEEE Summer Topicals Meeting Series (SUM 2018), Waikoloa, Hawaii, July 9–11, 2018, pp. 119–120. [PDF]

  95. M. H. Sharaf, A. Shalaby, and H. M. H. Shalaby, “Compact silicon-on-insulator lower-order mode suppressor,” in Proc. 23rd OptoElectronics and Communications Conference (OECC 2018), ICC Jeju, Korea, July 2–6, 2018. 2018, pp. P1-36(1–2). [PDF]

  96. E. Shawky, M. A. El-Shimy, H. M. H. Shalaby, A. Mokhtar, E.-S. A. El-Badawy, and A. Srivastava, “Optical channel estimation based on Kalman filtering for VLC systems adopting DCO-OFDM,” in Proc. 20th Int. Conf. Transparent Optical Networks (ICTON 2018), Bucharest, Romania, July 1–5, 2018. 2018, pp. We.P.13(1–4). [PDF]

  97. B. E. Abu-elmaaty, M. S. Sayed, H. M. H. Shalaby, R. K. Pokharel, and A. Srivastava, “Silicon-on-insulator fundamental to first-order dual polarization mode converter based on Si-Si3N4 phase plate waveguide,” in Proc. 20th Int. Conf. Transparent Optical Networks (ICTON 2018), Bucharest, Romania, July 1–5, 2018. 2018, pp. Tu.C5.5(1–4). [PDF]

  98. A. M. Abdelaziz, M. M. Khalil, M. A. El-Shimy, M. Alghoniemy, and H. M. H. Shalaby, “Reduced complexity interleaved multi-carrier CDMA for passive optical networks,” in Proc. IEEE Conf. on Lasers and Electro-Optics (CLEO 2018), San Jose, CA, May 13–18, 2018, pp. JTu2A.46(1–2). [PDF]

  99. M. A. Elrabiaey, H.M. H. Shalaby, E.-S. A. Youssef, and S. S. A. Obayya, “Novel ultra low power optical memory using liquid crystal,” in Proc. SPIE Photonics Europe, vol. 10686, Strasbourg, France, Apr. 22–26, 2018, pp. 18(1–12). [PDF]

  100. J. A. H. Odoeze, M. F. O. Hameed, H. M. H. Shalaby, and S. S. A. Obayya, “Novel design of photonic crystal fiber TE-pass polarizer,” in Proc. 26th International Workshop on Optical Wave & Waveguide Theory and Numerical Modelling (OWTNM 2018), Bad Sassendorf, Germany, Apr. 13–14, 2018, p. 45. [PDF]

  101. M. A. Elrabiaey, Z. A. El-Sahn, H. M. H. Shalaby, and E.-S. A. Youssef, “Implementation of OCDMA using nested ring resonators,” in Proc. IEEE Photonics Conference (IPC 2017), Orlando, Florida, Oct. 1–5, 2017, pp. 675–676. [PDF]

  102. O. M. Nawwar, H. M. H. Shalaby, and R. K. Pokharel, “Design and fabrication of a bi-directional mode-division multiplexer (BMDM) for optical interconnects,” in Proc. IEEE Photonics Conference (IPC 2017), Orlando, Florida, Oct. 1–5, 2017, pp. 659–660. [PDF]

  103. S. D. Mohamed, I. Andonovic, H. M. H. Shalaby, and M. H. Aly, “Performance of optical OFDM systems in atmospheric turbulence channel,” in Proc. 2nd Int. Conf. Adv. Tech. Appl. Sci. (ICaTAS 2017), Alexandria, Egypt, Sept. 12–14, 2017, pp. 54–62. [PDF]

  104. H. S. Khallaf, A. E. El-Fiqi, M. Elwekeil, H. M. H. Shalaby, and S. S. A. Obayya, “Efficiency of opportunistic cellular/LiFi traffic offloading,” in Proc. 19th Int. Conf. Transparent Optical Networks (ICTON 2017), Catalonia, Spain, July 2–6, 2017, pp. We.A2.4(1–4). [PDF]

  105. H. S. Khallaf, A. E. El-Fiqi, H. M. H. Shalaby, and S. S. A. Obayya, “Average SER of MPPM technique over exponentiated Weibull fading FSO channels considering fog and beam divergence,” in Proc. 19th Int. Conf. Transparent Optical Networks (ICTON 2017), Catalonia, Spain, July 2–6, 2017, pp. Tu.P.11(1–4). [PDF]

  106. M. A. F. Banawan, Z. A. El-Sahn, M. B. Alghoniemy, and H. M. H. Shalaby, “Hybrid phase shift keying-multipulse pulse-position modulated O-OFDM signals for NG-PONs,” in Proc. 19th Int. Conf. Transparent Optical Networks (ICTON 2017), Catalonia, Spain, July 2–6, 2017, pp. Tu.P.3(1–4). [PDF]

  107. H. S. Khallaf, A. S. Ghazy, H.M. H. Shalaby, and S. S. A. Obayya, “Performance analysis of visible light communication systems over fading channels,” in Proc. 19th Int. Conf. Transparent Optical Networks (ICTON 2017), Catalonia, Spain, July 2–6, 2017, pp. Mo.C2.4(1–4). [PDF]

  108. O. M. Nawwar, H. M. H. Shalaby, and R. K. Pokharel, “Compact mode-division de(multiplexer) with anti-reflection grating for optical interconnects,” in Proc. Asia Communications and Photonics Conference (ACP 2016), Hong Kong, Nov. 2–5, 2016, pp. AF1G.7(1–3). [PDF]

  109. J. A. H. Odoeze, O. M. Nawwar, and H. M. H. Shalaby, “J-rib waveguide as a mode-division demultiplexer,” in Proc. Asia Communications and Photonics Conference (ACP 2016), Hong Kong, Nov. 2–5, 2016, pp. AF1G.6(1–3). [PDF]

  110. M. A. F. Banawan, Z. A. El-Sahn, and H. M. H. Shalaby, “MIMO equalization for multi-core fiber-based systems using the affine projection algorithm,” in Proc. Asia Communications and Photonics Conference (ACP 2016), Hong Kong, Nov. 2–5, 2016, pp. pp. ATh2C.5(1–3). [PDF]

  111. A. S. Ghazy, H. A. I. Selmy, and H. M. H. Shalaby, “Fair optimal transceivers placement in foggy cooperative dynamic FSO networks,” in Proc. Asia Communications and Photonics Conference (ACP 2016), Hong Kong, Nov. 2–5, 2016, pp. AF2A.142((1–3). [PDF]

  112. H. S. Khallaf, H. M. H. Shalaby, and S. Sampei, “Transmission analysis of M-ary QAM based wireless services over exponentiated Weibull turbulent RoFSO channels,” in Proc. Asia Communications and Photonics Conference (ACP 2016), Hong Kong, Nov. 2–5, 2016, pp. AF2A.118(1–3). [PDF]

  113. A. E. El-Fiqi, H. M. H. Shalaby, and K. Kato, “Impact of linear mode-coupling on nonlinear performance of long-haul strong-coupled multicore fiber transmission,” in Proc. IEEE Photonics Conference (IPC 2016), Waikoloa, Hawaii, Oct. 2–6, 2016, pp. 530–531. [PDF]

  114. A. E. Morra, M. Rihan, A. E. El-Fiqi, H. M. H. Shalaby, and S. S. A. Obayya, “Evaluation of power efficiency of hybrid modulation techniques,” in Proc. IEEE Photonics Conference (IPC 2016), Waikoloa, Hawaii, Oct. 2–6, 2016, pp. 33–34. [PDF]

  115. A. S. Ghazy, H. A. I. Selmy, Ziad A. El-Sahn, and H. M. H. Shalaby, “Constrained fairness placement scheme in cooperative dynamic free space optical network,” in Proc. 18th Int. Conf. Transparent Optical Networks (ICTON 2016), Trento, Italy, July 10–14, 2016, pp. Tu.P.21(1–5). [PDF]

  116. M. A. F. Banawan, Z. A. El-Sahn, and H. M. H. Shalaby, “Layered PAM-DMT for next generation passive optical networks,” in Proc. 18th Int. Conf. Transparent Optical Networks (ICTON 2016), Trento, Italy, July 10–14, 2016, pp. Tu.P.2(1–4). [PDF]

  117. H. S. Khallaf, A. S. Ghazy, H. M. H. Shalaby, and S. Sampei, “Performance analysis of a hybrid QAM-MPPM technique under gamma-gamma turbulent channels,” in Proc. 18th Int. Conf. Transparent Optical Networks (ICTON 2016), Trento, Italy, July 10–14, 2016, pp. Tu.A2.4(1–4). [PDF]

  118. A. E. El-Fiqi, A. E. Morra, H. M. H. Shalaby, S. S. A. Obayya, and K. Kato, “Performance evaluation of hybrid DBPSK-MPPM technique in long-haul optical transmission,” in Proc. IEEE Conf. on Lasers and Electro-Optics (CLEO 2016), San Jose, CA, June 5–10, 2016, pp. JTh2A.131(1–2). [PDF]

  119. A. S. Ghazy, H. A. I. Selmy, and H. M. H. Shalaby, “Proposed resource allocation schemes for rainy free space optical network,” in Proc. 4th Int. Conf. Photonics, Optics and Laser Technology (PHOTOPTICS 2016), Rome, Italy, Feb. 27–29 2015, pp. 76–83. [PDF]

  120. M. A. F. Banawan, A. M. Hussein, Z. A. El-Sahn, and H. M. H. Shalaby, “Performance of space-division multiplexed systems adopting multi-core fibers and receiver diversity,” in Proc. Asia Communications and Photonics Conference (ACP 2015), Hong Kong, Nov. 19–23 2015, pp. ASu5D.2(1–3). [PDF]

  121. A. S. Ghazy, H. A. I. Selmy, and H. M. H. Shalaby, “Reliable-fair resource allocation schemes for snowy cooperative free space optical networks,” in Proc. Asia Communications and Photonics Conference (ACP 2015), Hong Kong, Nov. 19–23 2015, pp. ASu1H.4(1–3). [PDF]

  122. A. A. I. Ali, A. E. El-Fiqi, Z. A. El-Sahn, H. M. H. Shalaby, and R. K. Pokharel, “Analytical formula of nonlinear interference in few-mode fibers in strong coupling regime,” in Proc. 17th Int. Conf. on Transparent Optical Networks (ICTON 2015), Budapest, Hungary, July 5–9, 2015, pp. We.D1.6(1–4). [PDF]

  123. A. S. Ghazy, H. A. I. Selmy, and H. M. H. Shalaby, “Fair cooperative resource allocation algorithms for foggy free space optical network,” in Proc. 17th Int. Conf. on Transparent Optical Networks (ICTON 2015), Budapest, Hungary, July 5–9, 2015, pp. Tu.P.2(1–5). [PDF]

  124. A. E. El-Fiqi, A. Ismail, Z. A. El-Sahn, H. M. H. Shalaby, and R. K. Pokharel, “Evaluation of nonlinear interference in few-mode fiber using the Gaussian noise model,” in Proc. IEEE Conf. on Lasers and Electro-Optics (CLEO 2015), San Jose, CA, May 10–15, 2015, pp. JTh2A.53(1–2). [PDF]

  125. A. E. Morra and H. M. H. Shalaby, “A hybrid DQPSK-MPPM technique for high sensitivity optical communication systems,” in Proc. Third Int. Japan-Egypt Conf. Electron., Commun. Comp. (JEC-ECC 2015), Fukuoka, Japan, Mar. 16–18, 2015, pp. 122–123. [PDF]

  126. A. E. El-Fiqi, A. Ismail, Z. A. El-Sahn, H. M. H. Shalaby, and R. K. Pokharel, “Nonlinear capacity of few-mode fibers using the Gaussian noise model,” in Proc. Third Int. Japan-Egypt Conf. Electron., Commun. Comp. (JEC-ECC 2015), Fukuoka, Japan, Mar. 16–18, 2015, pp. 106–107. [PDF]

  127. M. M. Selim, O. Muta, H. M. H. Shalaby, and H. Furukawa, “Chunk-based resource allocation in MISO-OFDMA systems with fairness provision,” in Proc. Third Int. Japan-Egypt Conf. Electron., Commun. Comp. (JEC-ECC 2015), Fukuoka, Japan, Mar. 16–18, 2015, pp. 42–43. [PDF]

  128. M. M. Selim, O. Muta, H. Shalaby, and H. Furukawa, “Fairness aware chunk-based resource allocation in multi-cell OFDMA networks,” in Proc. 3rd Int. Conf. Connected Vehicles & Expo. (ICCVE 2014), Vienna, Austria, Nov 3–7, 2014, pp. 990–995. [PDF]

  129. H. S. Khallaf and H. M. H. Shalaby, “Closed form expressions for SER and capacity of shot noise limited MIMO-FSO system adopting MPPM over gamma-gamma atmospheric turbulence channels,” in Proc. IEEE Photonics Conference (IPC 2014), San Diego, CA, Oct. 12–16, 2014, pp. 619–620. [PDF]

  130. H. Selmy, H. M. H. Shalaby, and Z. Kawasaki, “Enhancing optical multi-pulse pulse position modulation using hybrid QPSK-modified MPPM,” in Proc. IEEE Photonics Conference (IPC 2014), San Diego, CA, Oct. 12–16, 2014, pp. 617–618. [PDF]

  131. A. E. Morra, H. M. H. Shalaby, and Z. Kawasaki, “A hybrid DPSK-MPPM technique for high sensitivity optical transmission,” in Proc. IEEE Photonics Conference (IPC 2014), San Diego, CA, Oct. 12–16, 2014, pp. 615–616. [PDF]

  132. E. A. El-Fiky, Z. A. El-Sahn, and H. M. H. Shalaby, “WDM-IDMA solution for NG-PON2 enabled by coherent technology and colorless ONUs,” in Proc. IEEE Photonics Conference (IPC 2014), San Diego, CA, Oct. 12–16, 2014, pp. 69–70. [PDF]

  133. H. S. Khallaf and H. M. H. Shalaby, “Proposal of a hybrid QAM-MPPM technique for optical communications systems,” in Proc. 16th Int. Conf. Transparent Optical Networks (ICTON 2014), Graz, Austria, July 6–10, 2014, Tu.B1.7(1–4). [PDF]

  134. H. Selmy, T. Ismail, and H. M. H. Shalaby, “Enhancing BPSK and OOK modulations using hybrid 2BPSK-OOK technique for optical fiber communications systems,” in Proc. 16th Int. Conf. Transparent Optical Networks (ICTON 2014), Graz, Austria, July 6–10, 2014., Tu.P.17(1–5). [PDF]

  135. S. Hashima, O. Muta, M. Alghoniemy, H. Shalaby, H. Frukawa, S. Elnoubi, and I. Mahmoud, “Area spectral efficiency performance comparison of downlink fractional frequency reuse schemes for MIMO heterogeneous networks,” in Proc. Int. Conf. Inform. Sci., Electron. Elect. Eng. (ISEEE 2014), Hokkaido, Japan, April 26–28, 2014, pp. 1005–1010. [PDF]

  136. S. Hashima, O. Muta, S. Elnoubi, M. Alghoniemy, H. Shalaby, H. Frukawa, and I. Mahmoud, “Analysis and comparison of fractional frequency reuse schemes based on worst case signal to interference power ratio in OFDMA uplink,” in Proc. the 13th Ann. Wireless Telecommun. Symp. (WTS 2014), Washington, DC, April 9–11. 2014, pp. 1–6. [PDF]

  137. A. M. Shata, S. A. Mohamed, A. Abdel Nabi, and H. M. H. Shalaby, “An optical CDMA random access protocol for multi-rate optical networks adopting multi-coding techniques,” in Proc. IEEE 16th Int. Conf. on Adv. Commun. Tech. (ICACT 2014), Phoenix Park, PyeongChang, Korea, Feb. 16–19, 2014, pp. 1089–1093. [PDF]

  138. E. A. El-Fiky, Z. A. El-Sahn, and H. M. H. Shalaby, “Coherent PONs for next generation access: OIDMA versus OCDMA,” in Proc. Int. Conf. Comp., Netw. and Commun. (ICNC 2014), Honolulu, Hawaii, Feb. 3–6, 2014,  pp. 1011–1015. [PDF]

  139. M. M. Selim, S. Elnoubi, H. Shalaby, O. Muta, H. Furukawa, “Reduced complexity QoS aware resource allocation technique for MISO-OFDMA systems,” in Proc. Int. Conf. Comp., Netw. and Commun. (ICNC 2014), Honolulu, Hawaii, Feb. 3–6, 2014, pp. 950–954. [PDF]

  140. H. Selmy, H. M. H. Shalaby, and Z. Kawasaki, “Performance enhancement of QPSK modulation using hybrid QPSK-modified MPPM in optical fiber communications,” in Proc. Second Int. Japan-Egypt Conf. Electron., Commun. Comp. (JEC-ECC 2013), Cairo, Egypt, Dec. 17–19, 2013, pp. 196–198. [PDF]

  141. S. D. Mohamed, H. S. Khallaf, H. Shalaby, I. Andonovic, and M. H. Aly, “Two approaches for the modified asymmetrically clipped optical orthogonal frequency division multiplexing system,” in Proc. Second Int. Japan-Egypt Conf. Electron., Commun. Comp. (JEC-ECC 2013), Cairo, Egypt, Dec. 17–19, 2013, pp. 191–195. [PDF]

  142. M. Rihan, M. Elsabrouty, S. Elnouby, H. Shalaby, O. Muta, and H. Furukawa, “Iterative reweighted least squares approach to interference alignment,” in Proc. Wireless Days (WD 2013), Valencia, Spain, Nov. 13–15, 2013, pp. 1–6. [PDF]

  143. E. A. El-Fiky, Z. A. El-Sahn, and H. M. H. Shalaby, “Coherent long reach OIDMA-PONs enabled by electronic dispersion compensation,” in Proc. Asia Communications and Photonics Conference (ACP 2013), Bejing, China, Nov. 12–15 2013, pp. AF2F.33(1–3). [PDF]

  144. S. Hashima, S. Elnoubi, M. Alghoniemy, H. Shalaby, O. Muta, and H. Furukawa, “Performance analysis of uplink fractional frequency reuse using worst case signal to interference ratio,” in Proc. Science and Information Conference (SAI 2013), London, UK, Oct. 7–9, 2013, pp. 839–844. [PDF]

  145. S. D. Mohamed, H. Shalaby, I. Andonovic, and M. H. Aly, “Modified asymmetrically-clipped optical orthogonal frequency-division multiplexing system performance,” in Proc. IEEE Photonics Conference IPC 2013), Bellevue, WA, Sept. 8–12, 2013,  pp. 289–290. [PDF]

  146. H. S. Khallaf, H. M. H. Shalaby, and Z. Kawasaki, “Proposal of a hybrid OFDM-PPM technique for free space optical communications systems,”  in Proc. IEEE Photonics Conference IPC 2013), Bellevue, WA, Sept. 8–12, 2013,  pp. 287–288. [PDF]

  147. S. Hashima, H. Shalaby, S. Elnoubi, M. Alghoniemy, O. Muta, and H. Furukawa, “Performance analysis of fractional frequency reuse based on worst case signal to interference ratio in OFDMA downlink systems,” in Proc. 24th Annual IEEE International Symposium on Personnal Indoor and Mobile Radio Communications (PIMRC 2013), London, UK, Sept. 8–11, 2013,  pp. 616–620. [PDF]

  148. A. M. Morsy, X. Rottenberg, H. M. H. Shalaby, and H. A. C. Tilmans, “Design considerations for high performance one-port SAW resonators on quartz,” in Proc. 24th Micromechanics and Microsystems Europe Conference (MME 2013), Espoo, Finland, Sept. 1–4, 2013, pp. 1–4. [PDF]

  149. M. Hafez, T. Khattab, and H. Shalaby, “Modulation-independent non-data-aAided SNR estimator for OFDM signals in Nakagami fading channels,” in Proc. 2013 IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (PACRIM 2013), Victoria, B.C., Canada, Aug. 27–29, 2013, pp. 6–9. [PDF]

  150. H. Selmy, H. M. H. Shalaby, H. S. Khallaf, and Z. Kawasaki, “Hybrid BPSK-Modified MPPM: A scheme for enhancing optical MPPM in optical fiber communications,” in Proc. 18th European Conf. Netw. Opt. Commun. (NOC 2013), Graz, Austria, July 10–12, 2013,  pp. 217–224. [PDF]

  151. A. E. Morra, H. S. Khallaf, H. M. H. Shalaby, and Z. Kawasaki, “An exact expression for symbol-error rate of multipulse PPM techniques in free-space optics with gamma-gamma channels,” in Proc. 18th European Conf. Netw. Opt. Commun. (NOC 2013), Graz, Austria, July 10–12, 2013,  pp. 93–97. [PDF]

  152. A. M. Morsy, E. A. El-Fiky, H. S. Khallaf, and H. M. H. Shalaby, “Performance analysis and comparison of optical IDMA and optical CDMA techniques using unipolar transmission scheme,” in Proc. 18th European Conf. Netw. Opt. Commun. (NOC 2013), Graz, Austria, July 10–12, 2013,  pp. 55–59. [PDF]

  153. S. Hashima, S. Elnoubi, M. Alghoniemy, H. Shalaby, O. Muta, and I. Mahmoud, “Analysis of frequency reuse cellular systems using worst case signal to interference ratio,” in Proc. 12th Int. Conf. Telecommun. (ConTEL 2013), Zagreb, Croatia, June 26–28, 2013, pp. 185–190. [PDF]

  154. H. S. Khallaf, A. E. Morra, H. M. H. Shalaby, and Z. Kawasaki, “Performance analysis of free-space optics systems adopting multi-pulse PPM techniques in gamma-gamma channels for thermal noise limited systems,” in Proc. 15th Int. Conf. Transparent Optical Networks (ICTON 2013), Cartagena, Spain, June 23–27, 2013, Tu.B3.3 (1–4). [PDF]

  155. E. A. El-Fiky, A. M. Morsy, Z. A. El-Sahn, and H. M. H. Shalaby, “Coherent OIDMA technique for next generation long reach PONs,” in Proc. IEEE Conf. on Lasers and Electro-Optics (CLEO 2013), San Jose, CA, June 9–14, 2013, pp. JTu4A.100 (1–2). [PDF]

  156. H. Selmy, H. M. H. Shalaby, and Z. Kawasaki, “Enhancing optical multi-pulse pulse position modulation using hybrid BPSK-modified MPPM,” in Proc. IEEE Conf. on Lasers and Electro-Optics (CLEO 2013), San Jose, CA, June 9–14, 2013, pp. JTu4A.98 (1–2). [PDF]

  157. H. S. Khallaf, A. E. Morra, H. M. H. Shalaby, and Z. Kawasaki, “Performance of multipulse PPM techniques in free-space optics with gamma-gamma channels,” in Proc. IEEE Conf. on Lasers and Electro-Optics, (CLEO 2013), San Jose, CA, June 9–14, 2013, pp. JTu4A.91 (1–2). [PDF]

  158. I. A. M. Ashour, S. Shaari, P. S. Menon, H. A. Bakarman, and H. M. H. Shalaby, “Hybrid WDM/optical CDMA system based on hybrid spectral/spatial coding scheme,” in Proc. Int. Conf. Advances in Materials Science and Engineering (AMSE 2012), Bangkok, Thailand, Sept. 27–28, 2012. [PDF]

  159. H. Selmy, H. M. H. Shalaby, and Z. Kawasaki, “Bandwidth utilization enhancement for MPPM using gradual multi-pulse pulse-position modulation,” in Proc. 17th European Conf. Netw. Opt. Commun. (NOC 2012), Barcelona, Spain, June 19–22, 2012, pp. 1–6. [PDF]

  160. H. Selmy, H. M. H. Shalaby, and Z. Kawasaki, “Gradual MPPM: A method to improve bandwidth utilization efficiency in optical MPPM,”  in Proc. The 10th Int. Conf. Opt. Internet (COIN 2012), Yokohama, Japan, May 29–31, 2012, pp. TuP.10-1–TuP.10-2. [PDF]

  161. I. A. M. Ashour, S. Shaari, H. M. H. Shalaby, and P. S. Menon, “Performance and confidentiality comparison of different hybrid SAC/OCDMA-WDM overlay schemes,” in Proc. Prog. Electromagnet. Research Symp. (PIERS 2012), Kuala Lumpur, Malaysia, Mar. 27–30, 2012, pp. 1594–1599. [PDF]

  162. I. A. M. Ashour, H. M. H. Shalaby, and P. S. Menon, “Performance analysis of SAC/optical CDMA and WDM under a hybrid overlay scheme,” in Proc. 2nd International Conference on Photonics (ICP 2011), Sabah, Malaysia, Oct. 17–19, 2011, pp. 1–4. [PDF]

  163. I. A. M. Ashour, H. M. H. Shalaby, and P. S. Menon, “Code development for simultaneous in-band transmission of both SAC-optical CDMA and WDM channels,” in Proc. 2nd International Conference on Photonics (ICP 2011), Sabah, Malaysia, Oct. 17–19, 2011, pp. 1–4. [PDF]

  164. A. I. Abdelrahman, H. M. H. Shalaby, and S. I. Rabia, “Contention resolution using control packet buffering in optical burst switched networks,” in Proc. Access Networks and In-house Communications meeting (ANIC 2011), Toronto, Canada, June 12–16, 2011, pp. 1–2. [PDF]

  165. I. A. M. Ashour, H. M. H. Shalaby, S. Shaari, and P. S. Menon, “Simulation of MQC code of SAC/Optical CDMA and WDM hybrid overlay system,” International Conference on Modeling, Simulation and Applied Optimization (ICMSAO 2011), Kuala Lumpur, Malaysia, April 19–21, 2011, pp. 1–5. [PDF]

  166. I. A. M. Ashour, S. Shaari, H. M. H. Shalaby, P. S. Menon, and H. A. Bakarman, “Hybrid SAC/optical CDMA-WDM overlay system for enhancing network security,” in Proc. The 1st International Conference on Photonics (ICP 2010), Langkawi, Kedah, Malaysia, July 5–7, 2010, pp. 1–4. [PDF]

  167. M. S. Abdullah, A. K. S. Salem, and H. M. H. Shalaby, “Effect of bias point and modulation index of Mach-Zehnder modulator on the performance of coherent optical OFDM in nonlinear and dispersive fiber channels,” in Proc. Access Networks and In-house Communications meeting (ANIC 2010), Karlsruhe, Germany, June 21–24, 2010, pp. 1–2. [PDF]

  168. F. S. EL-Khamy, M. Nasr, H. M. H. Shalaby, and H. T. Mouftah, “Blocking performance for all optical wavelength routed WDM networks under wavelength conversions,” in Proc. 12th Int. Conf. on Transparent Optical Networks (ICTON 2010), Munich, Germany, June 27–July 1, 2010, pp. We.P.5(1–4). [PDF]

  169. I. Ashry and H. M. H. Shalaby, “All-optical variable delay buffer for next generation optical networks,” in Proc. 12th Int. Conf. on Transparent Optical Networks (ICTON 2010), Munich, Germany, June 27–July 1, 2010, pp. Mo.B1.5(1–3). [PDF]

  170. I. Ashry and H. M. H. Shalaby, “Tunable Fabry-Perot interferometer based on fiber Bragg gratings,” in Proc. IEEE 17th Int. Conf. Telecommun. (ICT 2010), Doha, Qatar, Apr. 4–7, 2010, pp. 534–537. [PDF]

  171. M. H. S. Morsy, M. Y. S. Sowailem, and H. M. H. Shalaby, “Upper and lower bounds of burst loss probability for a core node in an optical burst switched network with Pareto distributed arrivals,” in Proc. IEEE 17th Int. Conf. Telecommun. (ICT 2010), Doha, Qatar, Apr. 4–7, 2010, pp. 523–527. [PDF]

  172. M. H. S. Morsy, M. Y. S. Sowailem, and H. M. H. Shalaby, “Performance analysis of a core node equipped with wavelength converter pool in an optical burst switched network,” in Proc. IEEE 17th Int. Conf. Telecommun. (ICT 2010), Doha, Qatar, Apr. 4–7, 2010, pp. 516–522. [PDF]

  173. F. S. EL-Khamy, M. Nasr, H. M. H. Shalaby, and H. T. Mouftah, “Evaluate the blocking performance for all optical wave-length routed WDM networks with and without wavelength converters using the iterative path decomposition algorithm,” 6th International Symposium on High Capacity Optical Networks and Enabling Technologies (HONET 2009), Alexandria, Egypt, December 28–30, 2009, pp. 22–29. [PDF]

  174. M. H. S. Morsy, M. Y. S. Sowailem, and H. M. H. Shalaby, “Contention resolution in optical burst switched networks using spectral-amplitude-coding optical code division multiple access,” in Proc. IEEE Global Telecommun. Conf. (GLOBECOM 2009, ONS), Honolulu, HI, Nov. 30–Dec. 4, 2009, pp. 1–7. [PDF]

  175. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Analysis of spectral amplitude coding OCDMA successive interference cancellation scheme,” in Proc. 8th Pacific Rim Conference on Lasers and Electro-Optics (CLEO/Pacific Rim 2009), Shanghai, China, Aug. 30–Sept. 3, 2009, pp. 1–2. [PDF]

  176. F. S. EL-Khamy, M. Nasr, H. M. H. Shalaby, and H. T. Mouftah, “The performance for heuristic algorithms for virtual topology design in all optical WDM networks,” in Proc. 11th Int. Conf. on Transparent Optical Networks (ICTON 2009), Azores, Portugal, June 28–July 2, 2009, pp. Mo.B3.6(1–4). [PDF]

  177. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Interference mitigation using successive interference cancellation in optical CDMA systems,” in Proc. The 8th WSEAS Int. Conf. on Microelectronics, Nanoelectronics, Optoelectronics (MINO ’09), Istanbul, Turkey, May 30–June 1, 2009, pp. 77–81. [PDF]

  178. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Performance analysis of successive interference cancellation with modified quadratic congruence and Hadamard codes for optical CDMA,” in Proc. IEEE 11th Int. Conf. on Adv. Commun. Tech. (ICACT 2009), Phoenix Park, Korea, Feb. 15–18, 2009, pp. 1885–1889. [PDF]

  179. M. H. S. Morsy, M. Y. S. Sowailem, and H. M. H. Shalaby, “An enhanced mathematical model for performance evaluation of optical burst switched networks,” in Proc. IEEE Global Telecommun. Conf. (GLOBECOM 2008, ONS), New Orleans, LA, Nov. 30–Dec. 4, 2008, pp. 1–5. [PDF]

  180. R. Raad, E. Inaty, P. Fortier, and H. M. H. Shalaby, “Time-slotted optical OV-CDMA network using a fair QoS-based resource management algorithm,” in Proc. IEEE Global Telecommun. Conf. (GLOBECOM 2008, ONS), New Orleans, LA, Nov. 30–Dec. 4, 2008, pp. 1–6. [PDF]

  181. K. Puntsri, S. Sittichivapak, and H. M. H. Shalaby, “Throughput/delay analysis of spectrally phase-encoded optical CDMA over WDM networks,” in Proc. The 14th Asia-Pacific Conf. Commun. (APCC 2008), Akihabara, Tokyo, Japan, Oct. 14–16, 2008, pp. 1–5. [PDF]

  182. K. Puntsri, S. Sittichivapak, and H. M. H. Shalaby, “Performance Analysis of SPE-OCDMA over WDM Networks,” in Proc. Fifth Int. Conf. Elect. Eng., Comp., Telecommun., and Inform. Tech. (ECTI-CON 2008), Krabi, Thailand, May 14–17, 2008, pp. 345–348. [PDF]

  183. E. E. Bedeer, H. M. H. Shalaby, E. A. El-Badawy, and S. A. Khamis, “A modified heuristic approach of logical topology design in WDM optical networks,” in Proc. Int. Conf. Comp. Commun. Eng. (ICCCE 2008), Kuala Lumpur, Malaysia, May 13–15, 2008, pp. 662–666. [PDF]

  184. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Analysis of successive interference cancellation scheme using OOC code in optical CDMA systems,” in Proc. IEEE 10th Int. Conf. on Adv. Commun. Tech. (ICACT 2008), Phoenix Park, Korea, Feb. 17–20, 2008, pp. 2023–2026. [PDF]

  185. E. Inaty, R. Raad, P. Fortier, and H. M. H. Shalaby, “MAC protocols for multirate OV-CDMA system in optical packet network: A comparative approach,” in Proc. IEEE Int. Conf. Signal Proc. and Commun. (ICSPC 2007), Dubai, United Arab Emirates, Nov. 24–27, 2007, pp. 1103–1106. [PDF]

  186. T. Eltaif, H. M. H. Shalaby, S. Shaari, and M. M. N. Hamarsheh, “Performance analysis of successive interference cancellation scheme for optical CDMA systems using modified prime sequence codes,” in Proc. SPIE/COS Photonics Asia 2007, Beijing, China, Nov. 11–15, 2007, pp. 68370Y(1–8). [PDF]

  187. R. Raad, E. Inaty, P. Fortier, and H. M. H. Shalaby, “Hybrid power/overlap allocation scheme for a multirate overlapped optical CDMA system,” in Proc. IEEE Int. Conf. Commun. (ICC 2007), Glasgow, Scotland, June 24–28, 2007, pp. 2115–2121. [PDF]

  188. T. Eltaif, H. M. H. Shalaby, and S. Shaari, “A novel successive interference cancellation scheme in OCDMA system,” in Proc. IEEE Int. Conf. on Semiconductor Electronics (ICSE ’06), Kuala Lumpur, Malaysia, Nov. 29–Dec. 1, 2006, pp. 299–303. [PDF]

  189. Z. A. El-Sahn, Y. M. Abd-El-Malek, H. M. H. Shalaby, and E. A. El-Badawy, “The R3T optical random access CDMA protocol with queuing subsystem,” in Proc. The 10th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2006), Orlando, Florida, USA, July 16–19, 2006, pp. 18–23.

  190. Y. M. Abd-El-Malek, Z. A. El-Sahn, H. M. H. Shalaby, and E. A. El-Badawy, “Proposal of an optical CDMA random access protocol,” in Proc.  The10th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2006), Orlando, Florida, USA, July 16–19, 2006, pp. 1–6.

  191. M. A. A. Mohamed, H. M. H. Shalaby, and E. A. El-Badawy, “On optical CDMA MAC protocols,” in Proc. The 2006 IEEE Int. Symp. on Circuits and Systems (ISCAS 2006), Island of Kos, Greece, May 21–24, 2006, pp. 1836–1839. [PDF]

  192. A. G. Elmeligy, M. S. El-Sowehy, H. M. H. Shalaby, and E. A. El-Badawy, “Analysis of static/dynamic 2D optical CDMA correlation and chip-level receivers under both shot and thermal noises,” in Proc. Int. Conf. on Comp. and Commun. Engineering (ICCCE ’06), Kuala Lumpur, Malaysia, May 9–11, 2006, pp. 815–823.

  193. R. Raad, E. Inaty, P. Fortier, and H. M. H. Shalaby, “Optical S-ALOHA/CDMA system for multirate applications: System architecture and performance evaluation,” in Proc. IEEE Global Telecommun. Conf. (GLOBECOM ’05), St. Louis, Missouri, Nov. 28–Dec. 2, 2005, pp. 1936–1941. [PDF]

  194. M. M. N. Hamarsheh, M. K. Abdullah, S. Khatun, and H. M. H. Shalaby, “Wavelength modulation encoding optical code division multiple access communication system,” in Proc. MMU International Symposium on Information and Communications Technologies 2005 (M2USIC’ 05), Petaling Jaya, Malaysia, Nov. 24–25, 2005, TS08, pp. 9–11.

  195. M. M. N. Hamarsheh, M. K. Abdullah, M. A. Mahdi, S. Khatun, and H. M. H. Shalaby, “Performance enhancement of a dynamic code division multiple access communication system by signal clipping,” in Proc. IEEE Malaysia International Conference on Communications and IEEE International Conference on Networks (MICC & ICON’05), Kuala Lumpur, Malaysia, Nov. 16–18, 2005, pp. 781–784. [PDF]

  196. M. M. N. Hamarsheh, M. K. Abdullah, M. A. Mahdi, S. Khatun, and H. M. H. Shalaby, “Dynamic optical code division multiple access communication system analysis and performance enhancement by signal clipping,” in Proc. 1st International Conference on Computers, Communications, and Signal Processing (CCSP ’05), Kuala Lumpur, Malaysia, Nov. 14–16, 2005, pp. 125–129. [PDF]

  197. M. M. N. Hamarsheh, M. K. Abdullah, M. A. Mahdi, S. Khatun, and H. M. H. Shalaby, “New coding scheme for code-division multiple-access communication system,” in Proc. The 11th Asia-Pacific Conference on Communications (APCC 2005), Perth, Western Australia, Oct. 3–5, 2005.

  198. M. M. N. Hamarsheh, M. K. Abdullah, M. A. Mahdi, S. Khatun, and H. M. H. Shalaby, “Novel coding technique for code-division multiple-access communication system,” in Proc. International Conference on Instrumentation Communication, and Information Technology (ICICI 2005), Bandung, Indonesia, Aug. 3–5, 2005, pp. 252–257. [PDF]

  199. M. M. Ali, M. H. Aly, and H. M. H. Shalaby, “Wavelength reservation and traffic loading in optical burst switching network design: A comparison between different techniques,” in Proc. Third Saudi Tech. Conf. & Exhibition, Riyadh, Saudi Arabia, Dec. 11–15, 2004, pp. 272–279.

  200. A. G. Elmeligy, M. S. El-Sowehy, H. M. H. Shalaby, and E. A. El-Badawy, “Analysis of 2D optical CDMA correlation and chip level receivers under both shot and thermal noises,” in Proc. The 8th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2004), Orlando, USA, July 18–21, 2004, pp. 121–123.

  201. M. A. A. Mohamed, H. M. H. Shalaby, and E. A. El-Badawy, “Optical CDMA protocol with selective retransmission,” in Proc. Ninth IEEE Symp. on Computers and Communications (ISCC 2004), Alexandria, Egypt, June 29–July 1, 2004, pp. 621–626. [PDF]

  202. H. M. H. Shalaby, “A proposal of an optical CDMA random access protocol,” in Proc. IEEE Int. Conf. Commun. (ICC 2004), Paris, France, June 20–24, 2004, pp. 1709–1713. [PDF]

  203. E. Inaty, H. M. H. Shalaby, and P. Fortier, “Multi-class/multi-rate overlapped optical FFH-CDMA system: SIR performance evaluation and cutoff rates analysis,” in Proc. IEEE Int. Conf. Commun. (ICC 2004), Paris, France, June 20–24, 2004, pp. 1714–1719. [PDF]

  204. M. A. A. Mohamed, H. M. H. Shalaby, and E. A. El-Badawy, “Variable-size sliding window optical CDMA MAC protocol,” in Proc. The 46th IEEE Int. Midwest Symp. on Circuits and Systems (MWSCAS ’03), Cairo, Egypt, Dec. 27–30, 2003, pp. 496–500. [PDF]

  205. A. G. Elmeligy, M. S. El-Sowehy, H. M. H. Shalaby, and E. A. El-Badawy, “Effect of both shot and beat noises on the performance of a 2-D optical CDMA correlation receiver,” in Proc. The 46th IEEE Int. Midwest Symp. on Circuits and Systems (MWSCAS ’03), Cairo, Egypt, Dec. 27–30, 2003, pp. 1009–1011. [PDF]

  206. H. M. H. Shalaby, “Optical CDMA random access protocols,” in Proc. Eighth IEEE Symp. on Computers and Communications (ISCC ’03), Antalya, Turkey, June 30–July 3, 2003, pp. 907–912. [PDF]

  207. E. Inaty, H. M. H. Shalaby, and P. Fortier, “On the cutoff rate of a variable-bit-rate (VBR) OFFH-CDMA system,” in Proc. IEEE Int. Conf. Commun. (ICC ’02), New York, NY, Apr. 28–May 2, 2002, pp. 2927–2932. [PDF]

  208. E. Inaty, H. M. H. Shalaby, and P. Fortier, “A new transmitter-receiver architecture for noncoherent multirate OFFH-CDMA system with fixed optimal detection threshold,” in Proc. IEEE Global Telecommun. Conf. (GLOBECOM ’01), San Antonio, Texas, Nov. 25–29, 2001, pp. 1487–1493. [PDF]

  209. X. Zhou, H. M. H. Shalaby, C. Lu, P. Shum, and T. H. Cheng, “Theoretical investigation of fiber Raman amplifier with dynamic gain control,” in Proc. IEEE/OSA Opt. Fiber Commun. Conf. (OFC ’01), Anaheim, California, Mar. 17–22, 2001, pp. wdd17-1–wdd17-3. [PDF]

  210. X. Zhou, C. Lu, P. Shum, H. M. H. Shalaby, and T. H. Cheng, “Dynamic gain control for discrete Raman fiber amplifier,” in Proc. IEEE Conf. on Lasers and Electro-Optics (CLEO ’01), 2001, pp. 144–145. [PDF]

  211. H. M. H. Shalaby, “The Capacities of Optical CDMA communication channels with different code-correlation constraints,” in Proc. IEEE Sixth Int. Symp. on Spread Spectrum Techniques & Applications (ISSSTA ’00), New Jersey, Sept. 6–8, 2000, pp. 179–183. [PDF]

  212. X. Zhou, H. M. H. Shalaby, and C. Lu, “Design and performance analysis of a new code for spectral-amplitude-coding optical CDMA systems,” in Proc. IEEE Sixth Int. Symp. on Spread Spectrum Techniques & Applications (ISSSTA ’00), New Jersey, Sept. 6–8, 2000, pp. 174–178. [PDF]

  213. H. M. H. Shalaby, “Throughput and efficiency capacities of optical OOK-CDMA communication systems,” in Proc. Fifth IEEE Symp. on Computers and Communications (ISCC ’00), Antibes, France, July 4–6, 2000, pp. 711–716. [PDF]

  214. H. M. H. Shalaby, “Complexity and performance comparisons between optical OOK-CDMA chip-level receivers and double-optical-hardlimiters correlation receivers,” in Proc. IEEE/OSA Opt. Fiber Commun. Conf. (OFC ’00), Baltimore, Maryland, Mar. 5–10, 2000, pp. 347–349. [PDF]

  215. H. M. H. Shalaby, “Optimum characterization of the maximum users size in optical PPM-CDMA communication systems,”in Proc. Int. Conf. on Information, Communications & Signal Processing (ICICS ’99), Singapore, Dec. 7–10, 1999.

  216. H. M. H. Shalaby, “Chip-level receivers in optical overlapping PPM-CDMA,” in Proc. IEEE Fifth Int. Symp. on Spread Spectrum Techniques & Applications (ISSSTA ’98), Sun City, South Africa, Sept. 2–4, 1998, pp. 907–911. [PDF]

  217. H. M. H. Shalaby, “Optical CDMA with overlapping PPM,” in Proc. IEEE Int. Conf. Commun. (ICC ’98), Atlanta, Georgia, June 7–11, 1998, pp. 1274–1278. [PDF]

  218. H. M. H. Shalaby and E. A. El-Badawy, “A characterization of the users strength in optical PPM-CDMA channels,” in Proc. 1998 Int. Wireless and Telecommun. Symp. (IWTS ’98), Shah Alam, Malaysia, May 11-15, 1998, pp. 296–299.

  219. H. M. H. Shalaby, M. A. Mangoud, and S. Elkhamy, “A new interference cancellation technique for synchronous CDMA communication systems using modified prime codes,” in Proc. IEEE Symp. on Computers and Communications (ISCC ’97), Alexandria, Egypt, July 1–3, 1997, 556–560. [PDF]

  220. H. M. H. Shalaby, “Maximum achievable number of users in optical PPM-CDMA,” in Proc. 1997 Int. Symp. Inform. Theory (ISIT ’97), Ulm, Germany, June 29–July 4, 1997. [PDF]

  221. H. M. H. Shalaby, “Modified prime sequences in optical CDMA interference cancellation,” in Tech. Prog. 1997 Int. Wireless and Telecommun. Symp. (IWTS ’97), Shah Alam, Malaysia, May 14-16, 1997.

  222. H. M. H. Shalaby, “Optical CDMA with interference cancellation,” in Proc. IEEE Fourth Int. Symp. on Spread Spectrum Techniques & Applications (ISSSTA ’96), Mainz, Germany, Sept. 22–25, 1996, pp. 590–594. [PDF]

  223. M. A. Mangoud, H. M. H. Shalaby, and H. El-Sabagh, “Equal weight code sequence per slot for optical PPM-CDMA communication systems,” in Proc. IEEE Fourth Int. Symp. on Spread Spectrum Techniques & Applications (ISSSTA ’96), Mainz, Germany, Sept. 22–25, 1996, pp. 63–67. [PDF]

  224. M. Tayel, H. M. H. Shalaby, and H. Saleh, “Adaptive arabic handwritten letter recognition by a layered self-organization neural network,” in Tech. Prog. 1996 Midwest Symposium on Circuits and Systems, Ames, Iowa, Aug. 18-21, 1996.

  225. H. M. H. Shalaby and E. A. Sourour, “Co-channel interference cancellation in optical synchronous CDMA communication systems,” in Proc. IEEE Third Int. Symp. on Spread Spectrum Techniques & Applications (ISSSTA ’94), Oulu, Finland, July 4–6, 1994, pp. 579–583. [PDF]

  226. H. M. H. Shalaby, “Performance comparison of number- and coherent-state optical CDMA in lossy direct-detection photon channels,” in Proc. IEEE Third Int. Symp. on Spread Spectrum Techniques & Applications (ISSSTA ’94), Oulu, Finland, July 4–6, 1994, pp. 574–578. [PDF]

  227. H. M. H. Shalaby, “Efficient use of overlapping PPM channels under practical constraints,” in Tech. Prog. Int. Conf. on Applications of Photonic Technology Sensing, Signal Processing, and Communications (ICAPT ’94), Ontario, Canada, June 21–23, 1994.

  228. H. M. H. Shalaby, “Capacity and cutoff rate for optical overlapping pulse-position modulation channels,” in Proc. IEEE Int. Conf. Commun. (ICC ’94), New Orleans, LA, May 1–5, 1994, pp. 670–674. [PDF]

  229. H. M. H. Shalaby, “Lower bounds on optical overlapping PPM channel capacity and efficient use of the channel under practical constraints,” in Tech. Prog. 28th Ann. Conf. Inform. Sci. Syst. (CISS ’94), Princeton, NJ, Mar. 16–18, 1994.

  230. H. M. H. Shalaby, “Performance analysis of optical CDMA communication systems with PPM signaling,” in Proc. IEEE Global Telecommun. Conf. (GLOBECOM ’93), Houston, Texas, Nov. 29–Dec. 2, 1993, pp. 1901–1905. [PDF]

  231. H. M. H. Shalaby, “Performance of uncoded overlapping PPM under communications constraints,” in Proc. IEEE Int. Conf. Commun. (ICC ’93), Geneva, Switzerland, May 23–26, 1993, pp. 512–516. [PDF]

  232. H. M. H. Shalaby, “Bounds on optical overlapping PPM channel capacity and efficient use of the channel under practical constraints,” in Tech. Prog. 1992 Bilkent Int. Conf. on Lightwave Technology and Communications (BILCON ’92), Ankara, Turkey, July 27–28, 1992.

  233. H. M. H. Shalaby and A. Papamarcou, “Error exponents for distributed detection with feedback,” in Proc. 1991 Int. Symp. on Inform. Theory (ISIT ’91), Budapest, Hungary, June 23–29, 1991. [PDF]

  234. H. M. H. Shalaby and A. Papamarcou, “Error exponents for distributed detection of Markov sources,” in Proc. 25th Ann. Conf. Inform. Sci. Syst. (CISS ’91), Baltimore, MD, Mar. 20–22, 1991, pp. 293–298.

  235. H. M. H. Shalaby and A. Papamarcou, “A converse theorem for a class of multiterminal detection problems,” in Proc. 1990 Int. Symp. Inform. Theory (ISIT ’90), San Diego, USA, Jan. 14–19, 1990.

  236. E. A. El-Badawy, E. A. Youssef, and H. M. H. Shalaby, “PPM performance using a concatenated code over an optical RF-relay Link,” in Tech. Prog. 1985 Annual Meeting of the Optical Society of America, Washington D.C., Oct. 14–18, 1985.

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