George K. Karagiannidis

George K. Karagiannidis was born in Pithagorion, Samos Island, Greece. He received his university degree in 1987 and his Ph.D. degree in 1999, both in electrical engineering, from the University of Patras, Patras, Greece. From 2000 to 2004, he was a Researcher at the Institute for Space Applications and Remote Sensing, National Observatory of Athens, Greece. In June 2004, he joined the faculty of Aristotle University of Thessaloniki, Greece, where he is currently an Assistant Professor at the Electrical and Computer Engineering Department. His major research interests include wireless communications theory, digital communications over fading channels, cooperative diversity systems, satellite communications, and free-space optical communications. He has published and presented more than 70 technical papers in scientific journals and international conferences, he is a coauthor in two chapters in books and also coauthor in a Greek edition book on mobile communications. He acts as a reviewer for several international journals and he served as a Technical Program Committee Member for ICC '04 and ICC '05. He is Member of the editorial boards of IEEE Communications Letters and EURASIP Journal on Wireless Communications and Networking.

Biography Updated on 25 September 2006

Personal Home Page

http://users.auth.gr/~geokarag/

Articles in Scholarly Journals [Incomplete List]

  1. IEEE Communications Letters, vol. 12, no. 1, pp. 44–46, 2008
  2. A Deterministic Simulation Model for Sojourn Time in Urban Cells with Square Street Geometry
    International Journal of Vehicular Technology, vol. 2008, Article ID 721386, 6 pages, 2008
  3. Distributed Space-Time Systems
    EURASIP Journal on Advances in Signal Processing, vol. 2008, Article ID 891036, 3 pages, 2008
  4. Equal-Gain Combining with Unequal Energy Constellations
    IEEE Transactions on Wireless Communications, vol. 6, no. 3, pp. 1125–1132, 2007
  5. Channel Quality Estimation Index (CQEI): A Long-Term Performance Metric for Fading Channels and an Application in EGC Receivers
    IEEE Transactions on Wireless Communications, vol. 6, no. 9, pp. 3315–3323, 2007
  6. Distributed Switch and Stay Combining (DSSC) with a Single Decode and Forward Relay
    IEEE Communications Letters, vol. 11, no. 5, pp. 408–410, 2007
  7. An Improved Approximation for the Gaussian Q-Function
    IEEE Communications Letters, vol. 11, no. 8, pp. 644–646, 2007
  8. $N{\ast}$Nakagami: A Novel Stochastic Model for Cascaded Fading Channels
    IEEE Transactions on Communications, vol. 55, no. 8, pp. 1453–1458, 2007
  9. Gain Adaptation Policies for Dual-Hop Nonregenerative Relayed Systems
    IEEE Transactions on Communications, vol. 55, no. 8, pp. 1472–1477, 2007
  10. Blind Ratio Combining (BRC): An Optimum Diversity Receiver for Coherent Detection With Unknown Fading Amplitudes
    IEEE Transactions on Communications, vol. 55, no. 9, pp. 1725–1735, 2007
  11. Comments on “Average LCR and AFD for SC diversity over correlated Weibull fading channels”
    Wireless Personal Communications, vol. 43, no. 2, pp. 699–701, 2007
  12. Performance bounds of space-time block coding in Rician and log-normal fading channels
    IET Communications, vol. 1, no. 1, p. 86, 2007
  13. Another Look at Multibranch Switched Diversity Systems
    IEEE Communications Letters, vol. 11, no. 4, pp. 325–327, 2007
  14. Investigations in Satellite MIMO Channel Modeling: Accent on Polarization
    EURASIP Journal on Wireless Communications and Networking, vol. 2007, Article ID 98942, 10 pages, 2007
  15. Performance Analysis of$M$-ary PPM TH-UWB Systems in the Presence of MUI and Timing Jitter
    IEEE Journal on Selected Areas in Communications, vol. 24, no. 4, pp. 822–828, 2006
  16. Outage probability of relayed free space optical communication systems
    Electronics Letters, vol. 42, no. 17, p. 994, 2006
  17. Bounds for Multihop Relayed Communications in Nakagami-<tex>$m$</tex>Fading
    IEEE Transactions on Communications, vol. 54, no. 1, pp. 18–22, 2006
  18. Authors' Reply to Comments
    IEEE Transactions on Communications, vol. 54, no. 8, pp. 1512–1513, 2006
  19. Closed-Form Statistics for the Sum of Squared Nakagami-$m$Variates and Its Applications
    IEEE Transactions on Communications, vol. 54, no. 8, pp. 1353–1359, 2006
  20. A closed-form solution for the distribution of the sum of Nakagami-m random phase vectors
    IEEE Communications Letters, vol. 10, no. 12, pp. 828–830, 2006
  21. Multiuser Cooperative Diversity for Wireless Networks
    EURASIP Journal on Wireless Communications and Networking, vol. 2006, Article ID 17202, 3 pages, 2006
  22. Nonregenerative Dual-Hop Cooperative Links with Selection Diversity
    EURASIP Journal on Wireless Communications and Networking, vol. 2006, Article ID 17862, 8 pages, 2006
  23. A New MAC Protocol with Pseudo-TDMA Behavior for Supporting Quality of Service in 802.11 Wireless LANs
    EURASIP Journal on Wireless Communications and Networking, vol. 2006, Article ID 65836, 9 pages, 2006
  24. On the performance analysis of equal-gain diversity receivers over generalized gamma fading channels
    IEEE Transactions on Wireless Communications, vol. 5, no. 10, pp. 2967–2975, 2006
  25. Infinite-Series Representations Associated With the Bivariate Rician Distribution and Their Applications
    IEEE Transactions on Communications, vol. 53, no. 11, pp. 1790–1794, 2005
  26. Equal Gain Combining Over Nakagami-<tex>$n$</tex>(Rice) and Nakagami-<tex>$q$</tex>(Hoyt) Generalized Fading Channels
    IEEE Transactions on Wireless Communications, vol. 4, no. 2, pp. 374–379, 2005
  27. Equal-Gain and Maximal-Ratio Combining Over Nonidentical Weibull Fading Channels
    IEEE Transactions on Wireless Communications, vol. 4, no. 3, pp. 841–846, 2005
  28. Average Output SINR of Equal-Gain Diversity in Correlated Nakagami-<tex>$m$</tex>Fading With Cochannel Interference
    IEEE Transactions on Wireless Communications, vol. 4, no. 4, pp. 1407–1411, 2005
  29. Selection Diversity Receivers Over Nonidentical Weibull Fading Channels
    IEEE Transactions on Vehicular Technology, vol. 54, no. 6, pp. 2146–2151, 2005
  30. Performance Analysis of a Class of GSC Receivers Over Nonidentical Weibull Fading Channels
    IEEE Transactions on Vehicular Technology, vol. 54, no. 6, pp. 1963–1970, 2005
  31. Gaussian Class Multivariate Weibull Distributions: Theory and Applications in Fading Channels
    IEEE Transactions on Information Theory, vol. 51, no. 10, pp. 3608–3619, 2005
  32. Spectral efficiency for selection combining RAKE receivers over Weibull fading channels
    Journal of the Franklin Institute, vol. 342, no. 1, pp. 7–13, 2005
  33. Average output SNR of equal-gain diversity receivers over correlative Weibull fading channels
    European Transactions on Telecommunications, vol. 16, no. 6, pp. 521–525, 2005
  34. New results for the Shannon channel capacity in generalized fading channels
    IEEE Communications Letters, vol. 9, no. 2, pp. 97–99, 2005
  35. Effects of carrier phase error on EGC receivers in correlated Nakagami-m fading
    IEEE Communications Letters, vol. 9, no. 7, pp. 580–582, 2005
  36. Error analysis of M-QAM with equal-gain diversity over generalised fading channels
    IEE Proceedings - Communications, vol. 152, no. 1, p. 69, 2005
  37. Dual-hop wireless communications with combined gain relays
    IEE Proceedings - Communications, vol. 152, no. 5, p. 528, 2005
  38. Average channel capacity for generalized-selection combining RAKE receivers
    European Transactions on Telecommunications, vol. 15, no. 5, pp. 497–500, 2004
  39. BER analysis of collaborative dual-hop wireless transmissions
    Electronics Letters, vol. 40, no. 11, p. 679, 2004
  40. Error-rate analysis of switched diversity receivers in Weibull fading
    Electronics Letters, vol. 40, no. 11, p. 681, 2004
  41. Effects of ACI and nonlinearities on the performance of differentially detected GMSK signals
    IEE Proceedings - Communications, vol. 151, no. 2, p. 163, 2004
  42. BER Performance of Dual Predetection EGC in Correlative Nakagami->tex<$m$>/tex<Fading
    IEEE Transactions on Communications, vol. 52, no. 1, pp. 50–53, 2004
  43. Moments-Based Approach to the Performance Analysis of Equal Gain Diversity in Nakagami-<tex>$m$</tex>Fading
    IEEE Transactions on Communications, vol. 52, no. 5, pp. 685–690, 2004
  44. Performance Analysis of Dual Selection Diversity in Correlated Weibull Fading Channels
    IEEE Transactions on Communications, vol. 52, no. 7, pp. 1063–1067, 2004
  45. Channel Capacity and Second-Order Statistics in Weibull Fading
    IEEE Communications Letters, vol. 8, no. 6, pp. 377–379, 2004
  46. Time Domain Modeling and Characterization of Polymer Optical Fibers
    IEEE Photonics Technology Letters, vol. 16, no. 2, pp. 455–457, 2004
  47. On the Average Output SNR in Selection Combining With Three Correlated Branches Over Nakagami->tex<$m$>/tex<Fading Channels
    IEEE Transactions on Wireless Communications, vol. 3, no. 1, pp. 25–28, 2004
  48. Statistical Properties of the EGC Output SNR Over Correlated Nakagami-<tex>$m$</tex>Fading Channels
    IEEE Transactions on Wireless Communications, vol. 3, no. 5, pp. 1764–1769, 2004
  49. An efficient approach to multivariate nakagami-m distribution using green's matrix approximation
    IEEE Transactions on Wireless Communications, vol. 2, no. 5, pp. 883–889, 2003
  50. Performance analysis of triple selection diversity over exponentially correlated nakagami-m fading channels
    IEEE Transactions on Communications, vol. 51, no. 8, pp. 1245–1248, 2003
  51. On the multivariate nakagami-m distribution with exponential correlation
    IEEE Transactions on Communications, vol. 51, no. 8, pp. 1240–1244, 2003
  52. Performance analysis of SIR-based dual selection diversity over correlated Nakagami-m fading channels
    IEEE Transactions on Vehicular Technology, vol. 52, no. 5, pp. 1207–1216, 2003
  53. Performance analysis of switched diversity receivers in Weibull fading
    Electronics Letters, vol. 39, no. 20, p. 1472, 2003
  54. Optimizing the handover call blocking probability in cellular networks with high speed moving terminals
    IEEE Communications Letters, vol. 6, no. 10, pp. 422–424, 2002
  55. A Generalised approach for evaluation of outage performance in micro- and pico-cellular networks
    IEE Proceedings - Communications, vol. 149, no. 2, p. 123, 2002
  56. Pseudonoise code tracking loop for a CDMA system with imperfect power control
    International Journal of Communication Systems, vol. 14, no. 4, pp. 419–430, 2001
  57. On the development of fully adaptive channel allocation strategies for usage in high-capacity cellular mobile radio systems
    International Journal of Communication Systems, vol. 14, no. 4, pp. 431–446, 2001
  58. On optimal cell planning: Case study for a DCS 1800 system
    International Journal of Communication Systems, vol. 14, no. 9, pp. 857–870, 2001
  59. Error performance for equal-gain combiners over Rayleigh fading channels
    Electronics Letters, vol. 36, no. 10, p. 892, 2000
  60. Exact evaluation of equal-gain diversity in the presence of Nakagami fading
    Electronics Letters, vol. 36, no. 14, p. 1229, 2000