Tuesday 15 September 2009

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Transactions: WSEAS TRANSACTIONS ON COMMUNICATIONS
Transactions ID Number: 29-691
Full Name: Dragana Krstic
Position: Doctor (Researcher)
Age: ON
Sex: Female
Address: Aleksandra Medvedeva 14, 18000 Nis, Serbia
Country: YUGOSLAVIA
Tel: +381631045808
Tel prefix: +38118529225
Fax: +38118588399
E-mail address: dragana.krstic@elfak.ni.ac.rs
Other E-mails: dragana.krstic_elfak_ni@yahoo.com
Title of the Paper: The performance of the macrodiversity system in the presence of long-term and short-term fading
Authors as they appear in the Paper: Èaslav Stefanoviæ, Dragana Krstiæ, Ana Pešiæ, Mihajlo Stefanoviæ, Dejan Petkoviæ
Email addresses of all the authors: caslav.stefanovic@gmail.com, dragana.krstic@elfak.ni.ac.rs, mihajlo.stefanovic@elfak.ni.ac.rs, dejan@znrfak.ni.ac.yu
Number of paper pages: 10
Abstract: Probability density function (PDF), moments of signal and amount of fading (AF) at the output of macrodiversity system in closed form are obtained. Moreover, level crossing rate (LCR) of signal at output of macro diversity system is analytically derived and used to study average fade duration (AFD) of the proposed system. Dual maximal-ratio combining (MRC) is implemented at the micro level (single base station) and selection combining (SC) with two base stations (dual diversity) is implemented at the macro level. This model assumes a Nakagami-m density function for the envelope of the received signal and a gamma distribution to model the average power to account for the shadowing. The results are shown graphically for different signal and fading parameters values.
Keywords: Shadowing, Nakagami-m Fading, Microdiversity, Macrodiversity, Probability Density Function, Level Crossing Rate, Amount of Fading
EXTENSION of the file: .doc
Special (Invited) Session: Performance of macrodiversity system in the presence of long-term Nakagami-m fading and short-term Gamma fading"
Organizer of the Session: 620-387
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