Βιογραϕικό Σηµείωµα ΓΕΩΡΓΙΟΣ Π. ΕΥΘΥΜΟΓΛΟΥ. Αναπληρωτής Καθηγητής Τµήµα Ψηϕιακών Συστηµάτων Πανεπιστήµιο Πειραιώς

Βιογραϕικό Σηµείωµα ΓΕΩΡΓΙΟΣ Π. ΕΥΘΥΜΟΓΛΟΥ Αναπληρωτής Καθηγητής Τµήµα Ψηϕιακών Συστηµάτων Πανεπιστήµιο Πειραιώς Πειραιάς Οκτώβριος 2013

1 Προσωπικά Στοιχεία Ονοµατεπώνυµο : Γεώργιος Ευθύµογλου Ονοµα Πατρός : Πρόδροµος Ηµεροµηνία Γεννήσεως : Απρίλιος 22, 1968 Τόπος Γεννήσεως : Αθήνα Οικογενειακή κατάσταση : Εγγαµος, µε δύο παιδιά ιεύθυνση Κατοικίας : Μιαούλη 8, Αγία Παρασκευή, Αθήνα Τηλέϕωνο : 210 414 2756 Fax: 210 414 2753 e-mail: gefthymo@unipi.gr 2 Τίτλοι Σπουδών 1993-1997 ιδακτορικό ίπλωµα (Philosophy Degree) από το Department of Electrical Engineering του Florida Atlantic University των Ηνωµένων Πολιτειών Αµερικής. Τίτλος ιδακτορικής ιατριβής : Diversity Performance of DS-CDMA Systems in Multipath Fading Channels. 1991-1993 Master of Science από το Department of Electrical Engineering του Florida Atlantic University των Ηνωµένων Πολιτειών Αµερικής. Τίτλος ιατριβής : Implementation and Representation of the Discrete Wavelet Tranform. 1986-1991 Πτυχίο Φυσικής από το Πανεπιστήµιο Αθήνας. Τίτλος πτυχιακής εργασίας: Μελέτη και Σχεδίαση Ψηϕιακού Ρ/Η ικτύου για την Εξυπηρέτηση Υπεραστικής Τηλεϕωνίας (η οποία ϐαθµολογήθηκε µε δέκα από τον Καθηγητή Κων. Καρούµπαλο). 3 ιδακτικό Εργο Προπτυχιακό Πρόγραµµα Σπουδών (ΠΠΣ) 2013-Σήµερα Αναπληρωτής Καθηγητής στο γνωστικό αντικείµενο Ψηϕιακά Συστήµατα Επικοινωνιών στο Τµήµα Ψηϕιακών Συστηµάτων του Πανεπιστηµίου Πειραιώς (ΦΕΚ Γ 197/22.02.2013). Το διδακτικό µου έργο στο ΠΠΣ του Τµήµατος από το Ακαδηµαϊκό Ετος 2008-2009 και µετά είναι : Ψηϕιακές Επικοινωνίες (5ο Εξάµηνο) Σήµατα και Συστήµατα (5ο Εξάµηνο) Ψηϕιακή Επεξεργασία Σήµατος (6ο Εξάµηνο) Αξιολόγηση Επιδόσεων Τηλεπικοινωνικών Συστηµάτων (8ο Εξάµηνο) 2007-2013 Μόνιµος Επίκουρος Καθηγητής στο γνωστικό αντικείµενο Ψηϕιακά Συστήµατα Επικοινωνιών στο Τµήµα Ψηϕιακών Συστηµάτων του Πανεπιστηµίου Πειραιώς (ΦΕΚ Γ 271/23.04.2007). Για το Ακαδηµαϊκό Ετος 2007-2008 δίδαξα τα µαθήµατα : Ψηϕιακή Επεξεργασία Σήµατος (4ο Εξάµηνο) Σήµατα και Συστήµατα (5ο Εξάµηνο) Ψηϕιακές Επικοινωνίες (5ο Εξάµηνο) Ευϕυή ίκτυα (8ο Εξάµηνο) 2

2002-2007 Επίκουρος Καθηγητής µε ϑητεία στο ίδιο Τµήµα. Για το Ακαδηµαϊκό Ετος 2006-2007 δίδαξα τα µαθήµατα : Σήµατα και Συστήµατα (3ο Εξάµηνο) Ψηϕιακές Επικοινωνίες (5ο Εξάµηνο) Ψηϕιακή Επεξεργασία Σήµατος (4ο Εξάµηνο) Ευϕυή ίκτυα (8ο Εξάµηνο) Για τα Ακαδηµαϊκά Ετη 2004-2005 και 2005-2006 δίδαξα τα µαθήµατα : Ψηϕιακές Επικοινωνίες (5ο Εξάµηνο) Τεχνολογίες ιαδικτύου (6ο Εξάµηνο) ίκτυα Τηλεπικοινωνιών (6ο Εξάµηνο) Προσοµοίωση Τηλεπικοινωνικών Συστηµάτων (7ο Εξάµηνο) Για τα Ακαδηµαϊκά Ετη 2002-2003 και 2003-2004 δίδαξα τα µαθήµατα : Αρχές και Γλώσσες Προγραµµατισµού (1ο Εξάµηνο) Ανάλυση Ψηϕιακών Σηµάτων (4ο Εξάµηνο) Τεχνολογίες ιαδικτύου (4ο Εξάµηνο) Ψηϕιακές Επικοινωνίες (5ο Εξάµηνο) Συνολικά, έχω διδάξει οκτώ (8) διαϕορετικά µαθήµατα για το ΠΠΣ και έχω συντάξει πλήθος σηµειώσεων και παρουσιάσεων για όλα τα µαθήµατα, οι οποίες αναρτώνται στο site του τµήµατος για το κάθε µάθηµα ή διανέµονται στους προπτυχιακούς φοιτητές του τµήµατος. Μεταπτυχιακό Πρόγραµµα Σπουδών (ΜΠΣ) 2011-2012 Στο ΜΠΣ Ψηϕιακά Συστήµατα και ιδακτική της Τεχνολογίας για το Ακαδηµαϊκό Ετος 2011-2012 παρέδωσα τις πρώτες πέντε διαλέξεις για το µάθηµα Αξιολόγηση Επίδοσης Τηλεπικοινωνιακών Συστηµάτων (1ο Εξάµηνο) και τρεις διαλέξεις για το µάθηµα Λειτουργικά Συστήµατα και Εϕαρµογές Κινητών Τερµατικών (3ο Εξάµηνο) 2004-2009 Επίσης, κατά το Ακαδηµαϊκά Ετη 2004-2005, 2005-2006, 2006-2007, 2007-2008, 2008-2009 δίδαξα το µάθηµα : Επεξεργασία και Μετάδοση Ψηϕιακών Σηµάτων (1ο Εξάµηνο) 3

1994-1998 Telecommunications Consultant για την Comdisco (αργότερα AltaGroup). ηµιούργησα και δίδαξα εκπαιδευτικό υλικό για µαθήµατα τριών και πέντε η- µερών στα παρακάτω γνωστικά αντικείµενα : Ψηϕιακές επικοινωνίες και σχεδιασµός συστηµάτων µε τη χρήση του λογισµικού Signal Processing Worksystem (SPW). Ανάλυση και σχεδιασµός ψηϕιακών συστηµάτων 2ης και (αργότερα) 3ης Γενιάς Κινητών Επικοινωνιών, όπου γινόταν εκτενής µελέτη των ασύρµατων communications standards: GSM, IS-95 και (αργότερα) W-CDMA, όπως και εκτενής ανάλυση της προσοµοίωσης των συστηµάτων αυτών µε το λογισµικό SPW. Σχεδιασµός ψηϕιακών κυκλωµάτων µε το Hardware Design System (HDS) της Comdisco (αργότερα AltaGroup). Με αυτή την ιδιότητα, πραγµατοποίησα µεγάλο αριθµό µαθηµάτων σε διάϕορες πόλεις των Η.Π.Α. και Καναδά, για µεγάλους τηλεπικοινωνιακούς πελάτες της Comdisco, όπως Lucent, Motorola, AT&T, Nortel, Scientific Atlanta, Viasat, Harris Corporation, IBM. Spring 1998 Visiting Assistant Professor στο Department of Electrical Engineering του University of Akron, Ohio. Για το spring semester, έδωσα διαλέξεις για τα µαθήµατα : Ψηϕιακές Επικοινωνίες, του τρίτου έτους, Ασύρµατες Επικοινωνίες, του τετάρτου έτους Fall 1997 Visiting Assistant Professor στο Department of Electrical Engineering του Florida Atlantic University, Florida, USA. Για το fall semester, έδωσα διαλέξεις για τα µαθήµατα : Ψηϕιακές Επικοινωνίες, του τρίτου έτους, Επεξεργασία Ψηϕιακού Σήµατος, του τρίτου έτους 1993-1994 Teaching Assistant στο Department of Electrical Engineering του Florida Atlantic University. Υπεύθυνος για τη διδασκαλία των Εργαστηρίων : Τηλεπικοινωνιών, του τρίτου έτους, Ηλεκτρονικής Ι, του τρίτου έτους, Ηλεκτρονικής ΙΙ, του τρίτου έτους, Ραδιοκυµάτων, του τετάρτου έτους. 1991-1993 Teaching Assistant στα µαθήµατα : Γραµµικά Συστήµατα, του πρώτου έτους, Ηλεκτρικά Κυκλώµατα, του δευτέρου έτους, Ηλεκτρονικά ίκτυα, του τρίτου έτους, Ασύρµατες Επικοινωνίες, του τέταρτου έτους. 4

4 Επαγγελµατικό Εργο Cadence Design Systems 1999-2002 Project Manager. Υπεύθυνος για το Account της Lucent και της ΑΤ&Τ σε ϑέµατα κινητών επικοινωνιών 3ης Γενιάς. Εδρα : Red Bank, NJ. Συµµετείχα σε 3GPP RAN1 WG meetings ως εκπρόσωπος της Cadence αλλά και ως µέλος της οµάδας της Lucent. Ηµουν υπεύθυνος µίας οµάδας παροχής υπηρεσιών προς τη Lucent για την ανάπτυξη base stations σύµϕωνα µε το W-CDMA standard. ηµιούργησα µεγάλο αριθµό µοντέλων προσοµοίωσης για τηλεπικοινωνιακά συστη- µάτα 3ης Γενιάς, όπου η υλοποίηση έγινε στη προγραµµατιστική γλώσσα C. Πολλά υποσυστήµατα (αλγόριθµοι) χρησιµοποιούνται στις ϐιβλιοθήκες του SPW µέχρι σή- µερα. Τα υλοποιηµένα συστήµατα προσοµοίωσης περιελάµβαναν : Practical BER performance of 3GPP systems with the use of channel estimation with multi-slot averaging; comparison between fixed weights and Lagrangian interpolation. Coded BER and FER performance of 3GPP uplink with closed loop SIR based power control utilizing DPCCH. Coded BER and FER performance of 3GPP downlink with closed loop SIR based power control utilizing the downlink pilot signal. Performance comparison between downlink STTD and non STTD for voice and data systems in the 3GPP standard. Soft handoff performance between two base stations based on SIR measurement of CPICH. RACH preamble-aich detection performance including multipath delay estimation. Rake finger management and its effect on BER and FER. CDMA2000-1xEvDv uplink and downlink systems (developed for a Motorola group; later it became a standard SPW library). 1998-1999 Μέλος της οµάδας Research and Development (R&D) της AltaGroup (πρώην Comdisco και αργότερα Cadence Design Systems, Inc.). Υπεύθυνος για τη δηµιουργία προσοµοίωσης τηλεπικοινωνιακών συστηµάτων 3G σε ϐιβλιοθήκες του λογισµικού SPW. Μερικά από τα υλοποιηµένα συστήµατα προσοµοίωσης ήταν : Acquisition Searcher for W-CDMA: 3-step fast cell search performance including mean acquisition time estimation. Design of Multipath Searcher and its Rake performance for W-CDMA systems. Μαζί µε τον Dr. Siavash Alamouti (γνωστός από τον Alamouti code του 3GPP standard) κάναµε παρουσιάσεις σε εταιρείες τηλεπικοινωνιών για τις νέες ϐιβλιο- ϑήκες IS-95 και WCDMA του λογισµικού SPW. 5

Space Communications Technology Center: ερευνητικό κέντρο του FAU 1994-1997 Research Assistant. Υπεύθυνος (µαζί µε έναν µηχανικό από τη NASA) για τη συλλογή και στατιστική επεξεργασία πειραµατικών µετρήσεων δύο σηµάτων υψηλών συχνοτήτων (beacons στα 20GHz και στα 27GHz) που λαµβάνονταν από το δορυϕόρο ACTS (Advanced Communications Technology Satellite) της NASA. ηµιούργησα πειραµατική διάταξη για την προσοµοίωση ενός κινητού δορυφορικού καναλιού (LEO satellite channel). 5 Ερευνητικά Ενδιαϕέροντα Τα ερευνητικά µου ενδιαϕέροντα είναι σε ϑέµατα σχεδιασµού και ανάλυση επίδοσης ψηϕιακών τηλεπικοινωνιακών συστηµάτων σε επίγεια και δορυϕορικά κινητά κανάλια επικοινωνίας. Ιδιαίτερα, στο γνωστικό αντικείµενο των Συστηµάτων Ψηϕιακών Επικοινωνιών, έχω αναπτύξει ερευνητική δραστηριότητα κυρίως στις παρακάτω περιοχές (αναϕέρονται ενδεικτικά κάποιες δηµοσιεύσεις ανά ερευνητική περιοχή): Αναλυτική µελέτη της επίδοσης ψηϕιακών διαµορϕώσεων µε διαϕορική λήψη (diversity reception) σε γενικευµένα µοντέλα διάδοσης για το ασύρµατο κανάλι : J-1, J-5, J-6, J-8, J-10, J-12, J-15, J-17, J-20, C-5, C-20. Αναλυτική µελέτη της επίδοσης συστηµάτων ψηϕιακών επικοινωνιών, όπως DS-CDMA, MC- CDMA, και UWB: J-2, J-3, J-7, C-10, C-12, C-23. Σχεδιασµός και προσοµοίωση νέων συστηµάτων ψηϕιακών επικοινωνιών, όπως multi-carrier orthogonal code division multiplexing (MC-OCDM) (J-9, C-11, C-13), multi-code multi-carrier CDMA (C-10), direct sequence time hopping UWB (C-12). Αναλυτική µελέτη της επίδοσης µεταγωγής καναλιού (handover performance) σε κυψελωτά δίκτυα : J-19, C-16, C-19, C-21, C-27. Νέα µοντέλα διάδοσης για το ασύρµατο κανάλι και στατιστική περιγραϕή τους : J-11, J-22, C-18, C-24. Αναλυτική µελέτη της επίδοσης δορυϕορικών ψηϕιακών συστηµάτων : J-4, J-18, C-1, C-4, C-22. Σχεδιασµός και αναλυτική µελέτη της επίδοσης συστηµάτων ασύρµατων αισθητήρων (wireless sensors): J-16, J-19, C-15, C-17, C-23. Αναλυτική µελέτη της επίδοσης τηλεπικοινωνιακών συστηµάτων µε συνεργασία κόµβων (cooperative communications with relays) σε γενικευµένα µοντέλα διάδοσης µε ή χωρίς οµοδιαυλικές παρεµβολές (cochannel interference): J-14, J-21, J-23, J-24, C-28. 6 Επίβλεψη ιπλωµατικών Εργασιών 6.1 Προπτυχιακό Πρόγραµµα Σπουδών Ακαδηµαϊκό έτος 2004 05 : αριθµός διπλωµατικών 12 Ακαδηµαϊκό έτος 2005 06 : αριθµός διπλωµατικών 20 Ακαδηµαϊκό έτος 2006 07 : αριθµός διπλωµατικών 26 Ακαδηµαϊκό έτος 2007 08 : αριθµός διπλωµατικών 12 6

Ακαδηµαϊκό έτος 2008 09 : αριθµός διπλωµατικών 38 Ακαδηµαϊκό έτος 2009 10 : αριθµός διπλωµατικών 9 Ακαδηµαϊκό έτος 2010 11 : αριθµός διπλωµατικών 6 Ακαδηµαϊκό έτος 2011 12 : αριθµός διπλωµατικών 9 Ακαδηµαϊκό έτος 2012 13 : αριθµός διπλωµατικών 13 Ενδεικτικά αναϕέρω τα ονόµατα κάποιων φοιτητών και τα ϑέµατα των διπλωµατικών τους : Γιώργος Σιγάλας, Υλοποίηση peer to peer επικοινωνίας σε Java, Ιούνιος 2004. Ηλίας Τσουκάτος, Επίδοση OFDM συστήµατος σε δίαυλο ασύρµατων επικοινωνιών, Ιούνιος 2004. Χρήστος Παναγογιαννόπουλος, ηµιουργία peer to peer δικτύου µε την τεχνολογία JXTA, Ιούνιος 2004. Νίκος Γιανναράκης, 3-D Μοντέλα µέσω VRML και PHP, Ιούνιος 2004. Νέστωρ Ιακώβου, Προσοµοίωση µε το λογισµικό Matlab ψηϕιακών διαµορϕώσεων σε δίαυλο µε διάλειψη Rayleigh, Φεβρουάριος 2005. Αµαλία Γκενάκου, Μελέτη του MPLS, Σεπτέµβριος 2005. Σωτήρης Κουτσοβίτης, Το σύστηµα TETRA, Σεπτέµβριος 2005. Ευάγγελος Ζούζιας, Περιγραϕή και Προσοµοίωση Πρωτοκόλλων Πολλαπλής Πρόσβασης, Σεπτέµβριος 2005. Σωκράτης Παπαγεωργίου, Προσοµοίωση και εύρεση επίδοσης κυψελοειδούς συστήµατος, Σεπτέµβριος 2005. Κων/νος Καρκατσούλης, ηµιουργία πολυνηµατικού server σε Java, Σεπτέµβριος 2005. Αθανάσιος Φλώρος, Επίδοση αλγορίθµου δυναµικής εκχώρησης καναλιού σε κυψελωτά συστή- µατα, Ιούνιος 2006. Χρήστος Λαγιόκαπας, Μελέτη και προσοµοίωση συστήµατος CDMA σε ασύρµατο δίκτυο µε πολλούς χρήστες, Ιούνιος 2006. Μαρία Πυλαρινού, Μελέτη και σχεδίαση δικτύου WCDMA, Ιούνιος 2007. Νικόλαος Τσαπέκος, Μελέτη επίδοσης ισοσταθµιστών για ψηϕιακές διαµορϕώσεις σε ασύρµατα κανάλια, Ιούνιος 2007. Ευστρατία Καλαντζή, Μελέτη πρωτοκόλλων δροµολόγησης διαδικτύου, Ιούνιος 2007. Σοϕούλης Καµπίτης, Μελέτη ασύρµατων ευϕυών δικτύων, Ιούνιος 2007. Σπύρος Κουϕός, Προσοµοίωση του πρωτοκόλλου TCP/IP στον network simulator ns-2, Ιούνιος 2007. Σωτήριος Χαρίσης, Προσοµοίωση τηλεπικοινωνιακών συστηµάτων στο Matlab, Ιούνιος 2008. Νίκος Λινάκης, Τηλεπικοινωνιακές εϕαρµογές στην πλατϕόρµα Asterisk, Ιούνιος 2008. Μαργαρίτα Ζώρζου, Μέθοδοι υλοποίησης ψηϕιακών φίλτρων, Ιούνιος 2008. Παντελής Φώτης, Μελέτη λειτουργικών χαρακτηριστικών ενός δικτύου WiMAX, Ιούνιος 2008. ηµήτριος Σιδέρης, Σχεδίαση FIR φίλτρων στο Matlab, Ιούνιος 2008. Αλέξανδρος Κωνσταντόπουλος, Κωδικοποίηση-αποκωδικοποίηση συνελικτικών κωδίκων, Ιούνιος 2009. ηµήτρης Χριστοϕή, Υπολογισµός επίδοσης ψηϕιακών διαµορϕώσεων µε διαϕορική λήψη σε κανάλια µε διάλλειψη, Ιούνιος 2009. ηµήτρης Κρεµµύδας, Υλοποίηση εϕαρµογής απεικόνισης της τοποθεσίας του χρήστη σε χάρτη µε τη ϐοήθεια του GPS στην πλατϕόρµα Android, Ιούνιος 2011. 7

6.2 Μεταπτυχιακό Πρόγραµµα Σπουδών Για τα ακαδηµαϊκά έτη από το 2005 µέχρι και το 2012: αριθµός διπλωµατικών 32. Τα ϑέµατα των διπλωµατικών εργασιών περιλαµβάνουν τις εξής γνωστικές περιοχές : Επίδοση ψηϕιακών διαµορϕώσεων σε ασύρµατα κανάλια µε χρήση κωδικοποίησης καναλιού ή/και τεχνικών διαϕορικής λήψης. Επίδοση ψηϕιακών συστηµάτων OFDMA και CDMA. Επίδοση διαδικασιών µεταγωγής καναλιού σε κυψελωτά δίκτυα. Υλοποίηση τηλεπικοινωνιακών εϕαρµογών στην πλατϕόρµα Asterisk. Υλοποίηση τηλεπικοινωνιακών εϕαρµογών στην πλατϕόρµα Android. 7 Επίβλεψη Υποψηϕίων ιδακτόρων ρ. Νικόλαος Μπίσσιας (03/2013): ιδακτορική διατριβή µε τίτλο : Επίδοση µεθόδων επικοινωνίας µε πολλαπλούς αναµεταδότες σε γενικευµένους διαύλους ασύρµατων επικοινωνιών. Μέλος της Τριµελούς Συµβουλευτικής Επιτροπής για τους εξής ιδάκτορες του Τµήµατος Ψηφιακών Συστηµάτων : ρ. Γεώργιο Μπράβο (µε συµβολή σε δύο δηµοσιεύσεις διεθνών συνεδρίων). ρ. Παναγιώτη Θεοϕιλάκο (µε συµβολή σε µία δηµοσίευση σε IEEE Journal). ρ. Κωνσταντίνο Σπηλιωτόπουλο (µε συµβολή σε µία δηµοσίευση διεθνούς συνεδρίου). ρ. Εµµανουήλ Μιχαηλίδη (µε συµβολή σε µία δηµοσίευση διεθνούς συνεδρίου). ρ. Βλάση Μπαρούση (µε συµβολή σε µία δηµοσίευση διεθνούς συνεδρίου). 8 ηµοσιεύσεις 8.1 ηµοσιεύσεις σε Επιστηµονικά Περιοδικά µε Κριτές Πριν τη µονιµοποίηση στη ϑέση του Επίκουρου Καθηγητή [J-1] G. Efthymoglou and V. Aalo, "Performance of RAKE Receivers in Nakagami Fading Channel with Arbitrary Fading Parameters," IEE Electronics Letters, vol. 31, no. 18, pp. 1610-1612, Aug. 1995. [J-2] G. P. Efthymoglou, V. A. Aalo, and H. Helmken, "Performance Analysis of Coherent DS- CDMA Systems in a Nakagami Fading Channel with Arbitrary Fading Parameters," IEEE Trans. on Vehicular Technology, vol. 46, no. 2, pp. 289-297, May 1997. [J-3] G. P. Efthymoglou, V. A. Aalo, and H. Helmken, "Performance Analysis of Noncoherent Binary DS-CDMA Systems in a Nakagami Fading Channel with Arbitrary Parameters," IEE Proc. on Communications, vol. 144, no. 3, pp. 166-172, June 1997. [J-4] G. P. Efthymoglou and V. A. Aalo, "Path Diversity Performance of a DS-CDMA Based Land-Mobile Satellite System in a Shadowed Rician Fading Channel with Power Control Error," IEEE Trans. on Vehicular Technology, vol. 49, no. 6, pp. 2051-2059, Nov. 2000. [J-5] V. Aalo, T. Piboongungon, C. Iskander, and G. Efthymoglou, "Bivariate Generalized Gamma Distribution with Arbitrary Fading Parameters," IEE Electronics Letters, vol. 41, no. 12, pp. 49-50, June 2005. 8

[J-6] A. Aalo, T. Piboongungon, G. P. Efthymoglou, "Another look at the Performance of MRC Schemes in Nakagami-m Fading Channels with Arbitrary Parameters," IEEE Trans. on Communications, vol. 53, no. 12, pp. 2002-2005, Dec. 2005. [J-7] G. P. Efthymoglou, T. Piboongungon, and V. A. Aalo, "Performance of DS-CDMA Receivers with MRC in Nakagami-m Fading Channels with Arbitrary Fading Parameters," IEEE Trans. on Vehicular Technology, vol. 55, no. 1, pp. 104-114, Jan. 2006. [J-8] G. P. Efthymoglou, T. Piboongungon, and V. A. Aalo, "Error Rates for M-ary Signals with Multichannel Reception in Nakagami-m Fading Channels," IEEE Communication Letters, vol. 10, no. 2, pp. 100-102, Feb. 2006. [J-9] D. Gerakoulis and G. Efthymoglou "A Multi-Carrier Multiplexing Method for Very Wide Bandwidth Transmission," EURASIP Journal on Wireless Communications and Networking, vol. 2006, Article ID 64253, 11 pages, 2006. doi:10.1155/wcn/2006/642532006. Μετά την µονιµοποίηση στη ϑέση του Επίκουρου Καθηγητή (σύνολο 15) [J-10] V. A. Aalo, G. P. Efthymoglou, T. Piboongungon, and C. D. Iskander, "Performance of Diversity Receivers in Generalized Gamma Fading Channels," IET on Communications, vol. 1, no. 3, pp. 341-347, May 2007. [J-11] V. A. Aalo, G. P. Efthymoglou, and C. Chayawan, "On the Envelope and Phase Distributions for Correlated Gaussian Quadratures," IEEE Communication Letters, vol. 11, no. 12, pp. 985-987, Dec. 2007. [J-12] P. Theofilakos, A. Kanatas, and G. P. Efthymoglou, "Performance of Generalized Selection Combining Receivers in K fading channels," IEEE Communication Letters, vol. 12, no. 11, pp. 816-818, Dec. 2008. [J-13] S. Pattaramalai, V. A. Aalo, and G. P. Efthymoglou, "Evaluation of Call Performance in Cellular Networks with Generalized Cell Dwell Time and Call Holding Time Distributions in the Presence of Channel Fading," IEEE Trans. on Vehicular Technology, vol. 58, no. 6, pp. 3002-3013, June 2009. [J-14] G. P. Efthymoglou, N. Bissias, and V. A. Aalo, "On the Error Analysis of Dual-Hop Amplify-and-Forward Relaying in Generalized-K Fading Channels," Journal of Electrical and Computer Engineering, June 14, 2010, doi:10.1155/2010/584594. [J-15] G. P. Efthymoglou, N. Y. Ermolova, and V. A. Aalo, "Channel Capacity and Average Error Rates in Generalized-K Fading Channels," IET on Communications, vol. 4, iss. 11, pp. 1364-1372, July 2010. [J-16] A. Kalis, A. Kanatas and G. P. Efthymoglou, "A Co-operative Beamforming Solution for Eliminating Multi-Hop in Wireless Sensor Networks," Journal on Selected Areas on Communications, vol. 28, no. 7, pp. 1055-1062, Sept. 2010. [J-17] P. Bithas, G. P. Efthymoglou, and N. Sagias, "Spectral Efficiency of Adaptive Transmission and Selection Diversity on Generalized Fading Channels," IET on Communications, vol. 4, iss. 17, pp. 2058-2064, Nov. 2010. [J-18] B. Smida, G. P. Efthymoglou, S. Ghasamasdaveh, and V. Tarokh, "On Effects of Antenna Pointing Accuracy for On-the-Move Satellite Networks," IEEE Trans. Vehicular Technology, vol. 60, no 4, pp. 1677-1686, May 2011. 9

[J-19] A. G. Kanatas, A. Kalis, and G. P. Efthymoglou, "A Single Hop Architecture Exploiting Cooperative Beamforming for Wireless Sensor Networks," Physical Communication Journal, Elsevier, 2011, doi:10.1016/j.phycom.2011.02.003. [J-20] G. P. Efthymoglou, "On the Performance Analysis of Digital Modulations in Generalized- K Fading Channels," Wireless Personal Communications, 2011, doi:10.1007/s11277-011-0277-8. [J-21] N. Bissias, G. P. Efthymoglou, and V. A. Aalo, "Performance of Dual-Hop Relay Systems with Single Relay Selection in Composite Fading Channels," International Journal of Electronics and Communications (AEU), Elsevier, 2011, doi:10.1016/j.aeue.2011.04.013. [J-22] V. A. Aalo and G. P. Efthymoglou, "Effect of Correlated Non-Gaussian Quadratures on the Performance of Binary Modulations," Journal of Electrical and Computer Engineering, Hindawi Publishing, 2011, doi:10.1155/2011/176486. [J-23] T. Soithong, V. A. Aalo, G. P. Efthymoglou, and C. Chayawan, "Performance of Multihop Relay Systems with Co-Channel Interference in Rayleigh Fading Channels," IEEE Communication Letters, vol. 15, no. 8, pp. 836-838, Aug. 2011. [J-24] T. Soithong, V. A. Aalo, G. P. Efthymoglou, and C. Chayawan, "Outage Analysis of Multihop Relay Systems in Interference-Limited Nakagami-m Fading Channels," IEEE Trans. on Vehicular Technology, vol. 61, no. 3, pp. 1451-1457, March 2012. Μετά την εκλογή στη ϐαθµίδα του Αναπληρωτή Καθηγητή (σύνολο 2) [J-25] V. A. Aalo, G. P. Efthymoglou, T. Soithong, M. Alwakeel, and S. Alwakeel, "Performance Analysis of Multi-hop Amplify-and-Forward Relaying Systems in Rayleigh Fading Channels with a Poisson Interference Field," accepted in IEEE Trans. on Wireless Communications, Sept. 2013. [J-26] V. A. Aalo, K. P. Peppas, G. P. Efthymoglou, M. Alwakeel, and S. Alwakeel, "Serial Amplify-and-Forward Relay Transmission Systems in Nakagami-m Fading Channels with a Poisson Interference Field," accepted in IEEE Trans. on Vehicular Technology, Sept. 2013. 8.2 Εργασίες που έχουν υποβληθεί σε Επιστηµονικά Περιοδικά µε Κριτές [J-27] K. P. Peppas, G. P. Efthymoglou, V. A. Aalo, M. Alwakeel, and S. Alwakeel, "Performance Analysis of Energy Detection of Unknown Signals in Gamma Shadowed Ricean Fading Environments with Diversity," submitted to IET on Communications, July 2013. [J-28] V. A. Aalo, K. P. Peppas, G. P. Efthymoglou, M. Alwakeel, and S. Alwakeel, "Evaluation of Average Bit Error Rate for Wireless Networks with Alpha-Stable Interference," submitted to IET Electronic Letters, Sept. 2013. 8.3 ηµοσιεύσεις σε Πρακτικά ιεθνών Συνεδρίων µε Κριτές Πριν τη µονιµοποίηση στη ϑέση του Επίκουρου Καθηγητή [C-1] H. Helmken and G. Efthymoglou, "Parallel CDMA Signal Acquisition in Mobile Satellite Channels," Proceedings International Conference on Communication, ICT 96, April 1996, pp. 687-690. 10

[C-2] V. A. Aalo and G. Efthymoglou, "Path Diversity Performance of a DS-CDMA Based Land- Mobile Satellite System in a Shadowed Rician-fading Channel," Proceedings Wireless 96 Conference, Alberta, Canada, pp. 133-140. [C-3] G. Efthymoglou, V.A. Aalo, and H. Helmken, "Performance Analysis of Noncoherent Binary DS-CDMA Systems in a Nakagami Multipath Channel with Arbitrary Parameters," Proceedings GLOBECOM 96, London, England, Nov. 1996, pp. 1296-1300. [C-4] G. Efthymoglou and H. Helmken, "Acquisition Performance of a Digital IF Receiver in a LEO Satellite Channel," Proceedings IMSC 97, Pasadena, California, pp. 65-69. [C-5] G. Efthymoglou, J. Zhang, and V. A. Aalo, "Performance Analysis of Coherent and Noncoherent Differential PSK with Micro- and Macro-diversity in a Nakagami Fading Channel with Correlated Lognormal Shadowing," Proceedings International Conference on Communication, ICT 98, Thessaloniki, Greece, June 1998, pp. 887-890. [C-6] V. A. Aalo, J. Zhang, and G. Efthymoglou, "Effect of Nakagami Fading and Branch Correlation on a Macrodiversity Cellular System," Proceedings Wireless 98 Conference, Alberta, Canada, July 1998, pp. 253-258. [C-7] S. Chassemzadeh, G. Efthymoglou, et al., "On the Performance of Multi-Code CDMA Systems: A Simulation," Proceedings IEEE Sarnoff Symposium on Advances in Wired and Wireless Communication, Trenton, NJ, 17 March, 1999. [C-8] G. Efthymoglou, T. Piboongungon, and V. A. Aalo, "BER Performance of DS-CDMA MI- MO Receivers in Nakagami-m Fading Channels with Non-identical Fading Parameters," Proceedings 11th European Wireless 2005, Necosia, Cyprus, 11 April, 2005, pp. 163-167. [C-9] V. A. Aalo, T. Piboongungon, and G. Efthymoglou, "Average Error Rates for Equal Gain Combining Schemes in Nakagami Fading Channels with Arbitrary Parameters," Proceedings 11th European Wireless 2005, Necosia, Cyprus, 11 April, 2005, pp. 91-95. [C-10] O. Ugweje, J. W. Lee, and G. Efthymoglou, "Diversity Performance of Multi-code Multicarrier CDMA Communications Systems," WirelessCom2005, Maui, Hawaii, USA, 13-16 June, pp. 452-457. [C-11] D. Gerakoulis, G. Efthymoglou, F. Koravos, and L. Tassiulas, "A Class of Multi-Carrier CDMA Access Methods for Wide-Bandwidth Wireless Channels," Proceedings PIMRC 2005, Berlin, Germany, Sept. 2006, pp. 281-285. [C-12] Y. Zhao, G. Efthymoglou, and O. Ugweje, "Performance of DS Time Hopping Ultra Wideband Systems with Diversity," Proceedings Wireless Conference 2006 - Enabling Technologies for Wireless Multimedia Communications (European Wireless), 12th European, 2006, pp. 1-6. [C-13] D. Gerakoulis and G. Efthymoglou, "Adaptive Array Antennas for Spatial Multicarrier Access," Proceedings PIMRC 2006, Helsinki, Finland, Sept. 2006, pp. 1-5. Μετά τη µονιµοποίηση στη ϑέση του Επίκουρου Καθηγητή (σύνολο 15) [C-14] N. Bissias, G. P. Efthymoglou, and V. A. Aalo, "Outage Capacity of OSTBCs over Nakagamim Fading Channels," Proceedings PIMRC 2007, Athens, Greece, Sept. 2007, pp. 1-5. 11

[C-15] G. Bravos, G. P. Efthymoglou, and A. Kanatas "MIMO-Based and SISO Multihop Sensor Networks: Energy Efficiency Evaluation," Wireless and Mobile Computing, Networking and Communications 2007, White Plains, NY, USA, 8-10 October, 2007. [C-16] S. Pattaramalai, V.A. Aalo, and G. P. Efthymoglou, "Call Completion Probability with Weibull Distributed Call Holding Time and Cell Dwell Time," Proceedings GLOBECOM 07, Washington DC, USA, Dec. 2007 pp. 2634-2638. [C-17] G. Bravos, A. Kanatas, and G. P. Efthymoglou, "Energy Efficiency Evaluation of Alternative MIMO-based Sensor Networks," Proceedings PIMRC 2008, Cannes, France, 16-18 September, 2008. [C-18] M. Michailidis, A. Kanatas, and G. P. Efthymoglou, "Spatially Correlated 3-D HAP-MIMO Fading Channels," Proceedings International Workshop on Aerial and Space Platforms: Research, Applications, Vision, in conjunction with IEEE GLOBECOM 2008, New Orleans, LA, USA, Nov. 2008, pp. 1-7. [C-19] V. Aalo and G. P. Efthymoglou, "Performance Analysis of Generalized Handover Model for Cellular Networks," Proc. IEEE Sarnoff 2009, Princeton, USA, March 2009, pp. 1-5. [C-20] V. Aalo and G. P. Efthymoglou, "On the MGF and BER of Linear Diversity Schemes in Nakagami Fading Channels with Arbitrary Parameters," Proc. IEEE VTC-Spring 09, Barcelona, Spain, May 2009, pp. 1-5. [C-21] V. Aalo and G. P. Efthymoglou, "Call Completion Probability with Generalized Call Holding Time and Cell Dwell Time Distributions," Proc. IEEE VTC-Spring 09, May 2009, Barcelona, Spain, pp. 1-5. [C-22] B. Smida, G. P. Efthymoglou, S. Ghasamasdaveh, and V. Tarokh, "Interference analysis between on-the-move users and GEO satellites," Proc. IEEE VTC-Spring 09, Barcelona, Spain, pp. 1-5. [C-23] V. Aalo and G. P. Efthymoglou, "Decision fusion schemes for wireless sensor networks operating in a Nakagami-m fading environment," Proc. IEEE PIMRC 09, Tokyo, Japan, Sept. 2009, pp. 2720-2724. [C-24] C. Spiliotopoulos, A Kanatas, and G. P. Efthymoglou, "UWB channel parameters in a C130 airplane," in Proc. IEEE PIMRC 09, Tokyo, Japan, Sept. 2009, pp. 1766-1770. [C-25] V. Aalo and G. P. Efthymoglou, "Average Error Rate of a Two-Hop Amplify-and-Forward Relay Scheme in Composite Fading Channels," International Conference on VLSI Design and Communication Systems, Chennai, India, 8-10 January, 2010. [C-26] V. Barousis, A. G. Kanatas, and G. P. Efthymoglou, "A Complete MIMO System Built on a Single RF Communication Ends," Proc. PIERS 2010, Cambridge, USA, 5-8 July, vol. 6, no. 6, pp. 559-563, doi:10.2529/piers091219100435 [C-27] V. A. Aalo and G. P. Efthymoglou, "Evaluation of Call Dropping Probability for a Heterogeneous Wireless Network with Uniformly Distributed Handoff Failure Rates," in Proc. IEEE GLOBECOM 2010, Miami, Florida, USA, Dec. 2010, pp. 1-5. [C-28] T. Soithong, V. A. Aalo, G. P. Efthymoglou, and C. Chayawan, "Performance of Multihop Relay Systems in a Rayleigh Fading Environment with Co-Channel Interference" in Proc. IEEE GLOBECOM 2011, Houston, Texas, USA, Dec. 2011, pp. 1-5. 12

[C-29] T. Soithong, V. A. Aalo, G. P. Efthymoglou, and M. Alwakeel, "Effect of Interference on Multihop Amplify-and-Forward Relay Systems operating in Rayleigh Fading," in Proc. PIMRC 2012, Sydney, Australia, Sept. 2012, pp. 1-5. Μετά την εκλογή στη ϐαθµίδα του Αναπληρωτή Καθηγητή (σύνολο 3) [C-30] V. A. Aalo, G. P. Efthymoglou, K. P. Peppas, M. Alwakeel, and S. Alwakeel "Performance Analysis of Multi-Hop AF Relaying Systems with a Poisson Field of Interferers in Nakagami-m Fading Channels," in Proc. VTC-fall 2013, Las Vegas, USA, Sept. 2013, pp. 1-5. [C-31] K. P. Peppas, G. P. Efthymoglou, V. A. Aalo, M. Alwakeel, and S. Alwakeel "On the Performance Analysis of Energy Detection of Unknown Signals in Gamma Shadowed Ricean Fading Environments," in Proc. PIMRC 2013, London, England, Sept. 2013, pp. 1-5. [C-32] V. A. Aalo, K. P. Peppas, G. P. Efthymoglou, M. Alwakeel, and S. Alwakeel "Performance of CA-CFAR receivers in Alpha-Stable Clutter," accepted to ISSPIT, Athens, Greece. 8.4 Παρουσιάσεις σε Επιστηµονικά Συνέδρια µε Πρόσκληση [PR-1] P. Vasileiou and G. P. Efthymoglou, "Android Platform Challenges for Mobile Communications," The 3rd Sarajevo Technology Forum 2011 Future Internet Access and Applications, Sarajevo, May 2011. 9 Αναϕορές στις ηµοσιεύσεις µου από Αλλους Ερευνητές Εχω αναγνωρισµένο ερευνητικό έργο µε τουλάχιστον 297 ετερο-αναϕορές, οι οποίες δίνονται αναλυτικά παρακάτω. Επίσης, τα journal papers J-2 και J-3 δίνονται ως references στα κεϕάλαια 9 και 11 του γνωστού ϐιβλίου ψηϕιακών επικοινωνιών : M. K. Simon and M. S. Alouini, Digital Communications over Fading Channels, John Wiley and Sons, New York, 2000, όπου υπάρχει και αναϕορά στο όνοµά µου στη σελίδα 478: "More recently, Efthymoglou et al. [12] applied the Gil-Pelaez lemma [12, Eq. (26)] to obtain exact BER performance in the Nakagami-m fading environment with arbitrary fading parameters along the different resolvable paths. Επίσης αναϕορές στο όνοµά µου υπάρχουν στα παρακάτω ΙΕΕΕ επιστηµονικά άρθρα στη σελίδα 2189 του journal paper: M. P. Lotter and P. van Rooyen, "Cellular channel modeling and the performance of DS-CDMA systems with antenna arrays," IEEE J. Select. Areas Commun., vol. 17, no. 12, pp. 2181-2196, Dec. 1999. στη σελίδα 1927 του journal paper: G. Femenias and L. Carrasco, "Effect of Slow Power Control Error," IEEE Transactions on Vehicular Technology, vol. 55, no. 6, Nov. 2006. Αναλυτικά, η εργασία J-1: G. Efthymoglou and V. Aalo, "Performance of RAKE Receivers in Nakagami Fading Channel with Arbitrary Fading Parameters," Electron. Lett., vol. 31, no. 18, pp. 1610-1612, Aug. 1995, έχει το ελάχιστο 23 αναϕορές : [C1] Kalyani, Sheetal, and R. Karthik. "The Asymptotic Distribution of Maxima of Independent and Identically Distributed Sums of Correlated or Non-Identical Gamma Random Variables and its Applications," IEEE TRANSACTIONS ON COMMUNICATIONS, Volume: 60, Issue: 9, Page(s): 2747-2758 [C2] Tiiro, Samuli, Kenta Umebayashi, and Yasuo Suzuki. "Power control method for MIMO-based cognitive radio with imperfect channel state information." Wireless Communications and Networking Conference (WCNC), 2013 IEEE. IEEE, 2013. [C3] Shankar, P. Mohana. "Diversity Techniques." Fading and Shadowing in Wireless Systems. Springer New York, 2012. 313-416. 13

[C4] Chen, Joy Iong-Zong. "A Novel 2-D OFDM-DS-CDMA Receiver with Frequency-Time Spreading." IEICE transactions on communications 95.5 (2012): 1722-1729. [C5] T. Alade, H. Osman, and M. Ndula, "In-Building DAS for High Data Rate Indoor Mobile Communication," 75th IEEE Vehicular Technology Conference (VTC Spring), 2012, pp. 1-5. [C6] Ng, Kai Wang, Guo-Liang Tian, and Man-Lai Tang. Dirichlet and Related Distributions: Theory, Methods and Applications. Vol. 888. John Wiley and Sons, 2011. [C7] Alade, Temitope, Huiling Zhu, and Hassan Osman. "Spectral efficiency analysis of distributed antenna systems for in-building mobile communication." Global Telecommunications Conference (GLOBECOM 2011), 2011 IEEE. IEEE, 2011. [C8] S. Nadarajah, "A review of results on sums of random variables," ACTA Applicandae Mathematicae 103 (2): 131-140, Sept. 2008. [C9] J-P. Dubois and O. A. Latif, "Novel diversity combining in OFDM-based MIMO systems," Proceedings of the American Conference on Applied Mathematics, Cambridge, Massachusetts, Pages 189-194, Year of Publication: 2008. [C10] M. Pausini and G. J.M. Janssen, "Performance analysis of UWB autocorrelation receivers over Nakagamifading channels," IEEE Journal on Selected Topics in Signal Processing, vol. 1, no. 3, pp. 443-455. Oct. 2007. [C11] D. Hang, X. Cui, and Z. Cao, "Performance analysis of post-detection combining for NFSK and DPSK systems over arbitrarily correlated Nakagami channels with distinct fading parameters," Tsinghua Science & Technology, Elsevier, Volume 11, Issue 1, February 2006, Pages 32-37. [C12] K. Sivanesan and N. C. Beaulieu, "Outage and BER performance of MRC diversity in bandlimited micro-cellular systems with CCI," IEEE Commun. Lett., vol. 9, no. 3, pp. 207-209, Mar. 2005. [C13] M. Abdel-Hafez and F. Alagoz, "A generalized performance study of DS-CDMA uplink/downlink receivers in Nakagami wideband fading channel," IEICE Transactions on Communications, vol. E88-B, no.1, pp. 333-344. [C14] M. Abdel-Hafez and F. Alagoz, "A new and exact analysis of DS-CDMA cellular radio system based on the physical interpretation of Nakagami wideband channel," AEU-INT J Electron. C, vol. 58, no. 5, pp. 330-338, 2004. [C15] J. Cheng and T. Berger, "Performance analysis for MRC and postdetection EGC over generalized gamma fading channels," in Proc. IEEE Wireless Communications and Networking 2003 (WCNC 2003), page(s): 120-125, vol. 1, New Orleans, LA, USA. [C16] C. Mun, M. S. Choi, and H. K. Park "Performance of 2-D RAKE receiver in a correlated frequencyselective Nakagami-fading," IEEE Trans. Veh. Technol., vol. 50, no. 5, pp.1312-1317, Sep. 2001. [C17] M. Alouini, A. Abdi, and M. Kaveh, "Sum of gamma variates and performance of wireless communication systems over Nakagami fading channels," IEEE Trans. Veh. Technol., vol. 50, pp. 1471-1480, Nov. 2001. [C18] M.-S. Alouini and A. J. Goldsmith, "A unified approach for calculating error rates of linearly modulated signals over generalized fading channels," IEEE Trans. Commun., vol. 47, no. 9, pp. 1324-1334, Sep. 1999. [C19] Q. T. Zhang, "Maximal-Ratio combining over Nakagami fading channels with an arbitrary branch covariance matrix," IEEE Trans. Veh. Technol., vol. 48, no. 4, pp. 1141-1150, July 1999. [C20] Q. Zhang, "Co-channel interference analysis for mobile ratio suffering lognormal shadowed Nakagami fading," IEE Proceedings Commun., vol. 146, no. 1, pp. 49-54, Feb. 1999. [C21] Q. Zhang, "Exact analysis of postdetection combining for DPSK and NFSK systems over arbitrarily correlated Nakagami channels," IEEE Trans. Commun., vol. 40, no. 8, pp. 1439-1467, Nov. 1998. [C22] F. Patenaude, J. Lodge, and J. Chouinard, "Noncoherent diversity reception over Nakagami fading channels," IEEE Trans. Commun., vol. 46, no. 8, pp. 985-991, Aug. 1998. [C23] F. Patenaude, J. Lodge, and J. Chouinard, "Error probability expressions for non-coherent diversity in Nakagami fading channels," in Proc. IEEE Veh. Technol. Conf. (VTC 97), Phoenix, Arizona, pp. 1484-1487. 14

Η εργασία J-2: G. P. Efthymoglou, V. A. Aalo, and H. Helmken, "Performance Analysis of Coherent DS-CDMA Systems in a Nakagami Fading Channel with Arbitrary Fading Parameters," IEEE Trans. Veh. Technol., vol. 46, no. 2, pp. 289-297, May 1997, έχει το ελάχιστο 72 citations: [C24] εν Γκονις, Παναγιοτις Κ., Γεοργε. Τσουλος, ανδ ιµιτρα Ι. Κακλαµανι. Περϕορµανςε εαλυατιον οϕ ΜΙΜΟ Ω ΜΑ ςελλυλαρ νετωορκς ιν µυλτιυσερ φρεχυενςψ σελεςτιε φαδινγ ενιρονµεντς. Ωιρελεσς ὃµ- µυνιςατιονς ανδ Μοβιλε ὃµπυτινγ 13.1 (2013): 72-84. [C25] Mohamad Dosaranian-Moghadam, Hamidreza Bakhshi, and Gholamreza Dadashzadeh, "Effects of Nakagami-Fading Parameters and Power Control Error on Performance of DS-CDMA Cellular Systems with Adaptive Beamforming," Wireless Personal Communications, February 2013, Volume 68, Issue 3, pp 1197-1223. [C26] P. Gkonis, G. Tsoulos, and D. Kaklamani, "Performance evaluation of MIMO WCDMA cellular networks in multiuser frequency selective fading environments," Wireless Communications and Mobile Computing, Volume 13, Issue 1, pages 72 84, January 2013. [C27] Singh, Sumit, Raghuraman Mudumbai, and Upamanyu Madhow. "Interference analysis for highly directional 60-GHz mesh networks: the case for rethinking medium access control," IEEE/ACM Transactions on Networking (TON) 19.5 (2011): 1513-1527. [C28] Zlatanov, Nikola, Zoran Hadzi-Velkov, and George Karagiannidis. "An efficient approximation to the correlated Nakagami-m sums and its application in equal gain diversity receivers," Wireless Communications, IEEE Transactions on 9.1 (2010): 302-310. [C29] en Peppas, K. P., et al. "Dual-hop multi-input multi-output relay systems over spatially correlated Nakagami-m fading channels," IET communications 5.15 (2011): 2106-2115. [C30] Sedtheetorn, Pongsatorn, Khairi Ashour Hamdi, and Lunchakorn Wuttisittikuljit. "Theoretical Analysis on Bit Error Rate of VSG CDMA in Nakagami Fading," Information Theory, IEEE Transactions on 57.6 (2011): 3405-3410. [C31] S. Singh, R. Mudumbai, and U. Madhow, "Interference Analysis for Highly Directional 60-GHz Mesh Networks: The Case for Rethinking Medium Access Control," IEEE/ACM Transactions on Networking, vol. 19, no. 5, pp. 1513-1527, Oct. 2011. [C32] P. Sedtheetorn, K. A. Hamdi, and L. Wuttisittkuljit, "Theoretical analysis on bit error rate of VSG CDMA in Nakagami fading," IEEE Transactions on Information Theory, vol. 57, no. 6, pp. 3405-3410, June 2011. [C33] J. Rousselot and J.-D. Decotignie, "An ultra-wideband impulse radio PHY layer model for network simulation," Trans. of the Society for Modeling and Simulation, SIMULATION, vol. 87 no. 1-2 pp. 82-112, Jan. 2011. [C34] P. Sedtheetorn, "Accurate BER analysis of downlink DS/CDMA multicellular systems in Nakagami fading," ECTI-CON 2010, pp. 1164-1167, May 2010. [C35] K. P. Peppas, F. Lazarakis, T. Zervos, A. Alexandridis, K. Dangakis, "Sum of Non-Identical Independent Squaredη-µ Variates and Applications in the Performance Analysis of DS-CDMA Systems," IEEE Trans. Wireless Commun., vol. 9, no. 9, pp. 2718-2723, July 2010. [C36] N. Zlatanov, Z. Hadzi-Velkov, and G. K. Karagiannidis, "An efficient approximation to the correlated Nakagami-m sums and its application to equal gain diversity receivers," IEEE Transactions on Wireless Communications, vol. 9, no. 1, pp. 302-310, Jan. 2010. [C37] M. A. Rahman, S. Sasaki, J. Wang, T. Baykas, C. S. Sum, R. Funada, H. Harada, S. Kato, "On error probabilities for DS-CDMA/MRC in frequency selective Nakagami fading," IEEE International Conference on Communications Workshops 2009, 14-18 June 2009, Page(s): 1-6. [C38] J. Rousselot and J.D. Decotignie, "A high-precision ultra wideband impulse radio physical layer model for network simulation," Proceedings of the 2nd International Conference on Simulation Tools and Techniques, Rome, Italy Article No. 79, Year of Publication: 2009. [C39] M. A. Rahman, C. S. Sum, R. Funada, et al., "Error Probability of MRC in Frequency Selective Nakagami Fading in the Presence of CCI and ACI," IEICE Transactions on Fundamentals of Electronics Communications ans Computer Sciences, E92A (11): 2679-2687 Nov. 2009 [C40] P. K. Gkonis, G. V. Tsoulos, and D. I. Kaklamani, "Dual code Tx diversity with antenna selection for spatial multiplexing in MIMO-WCDMA networks," IEEE Communication Letters 13 (8): 570-572 Aug. 15

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