Title :
An Exact Error Rate Analysis for Equal Gain Combining of DS-CDMA Signals in Frequency Selective Nakagami Fading
Author :
Rahman, Mohammad Azizur ; Sasaki, Shigenobu ; Kikuchi, Hisakazu
Author_Institution :
Dept. of Electr. & Electron. Eng., Niigata Univ., Niigata
Abstract :
An exact analysis is presented for equal gain combining of binary direct sequence code division multiple access (DS-CDMA) signals in frequency selective Nakagami fading channel. Following the analysis, expressions for exact characteristic function (CF) are developed for self-interference and multiple access interference. As a final outcome, exact bit error probabilities are presented for the system based on CF method. The presented method is simple and good for any arbitrary pulse shape, channel profile, total number of resolved paths and number of combined paths. Monte Carlo simulation confirms the analytical results.
Keywords :
Monte Carlo methods; Nakagami channels; code division multiple access; error analysis; error statistics; radiofrequency interference; spread spectrum communication; DS-CDMA signal; Monte Carlo simulation; binary direct sequence code division multiple access; bit error probability; exact characteristic function; exact error rate analysis; frequency selective Nakagami fading channel; multiple access interference; self-interference; Direct-sequence code-division multiple access; Diversity reception; Error analysis; Error probability; Fading; Frequency conversion; Multiaccess communication; Multiple access interference; Pulse shaping methods; Signal analysis;
Conference_Titel :
Vehicular Technology Conference, 2008. VTC Spring 2008. IEEE
Conference_Location :
Singapore
Print_ISBN :
978-1-4244-1644-8
Electronic_ISBN :
1550-2252
DOI :
10.1109/VETECS.2008.424