BER Analysis of BPSK Signals in Ricean-Faded Cochannel Interference

作者: Zheng Du , Julian Cheng , Norman C. Beaulieu

DOI: 10.1109/TCOMM.2007.906363

关键词: Word error rateBit error rateAlgorithmFadingInterference (communication)Electronic engineeringSignalSignal-to-interference ratioBandlimitingPhase-shift keyingMathematics

摘要: The bit error rate of a binary phase shift keying (BPSK) signal in Ricean-faded cochannel interference is studied. A precise expression derived for bandlimited BPSK corrupted by an arbitrary number asynchronous interfering signals. An estimation based on saddlepoint approximation also provided. It shown that this highly accurate. For the special case, when there one synchronous interference-limited environment, asymptotic analysis saddle point reveals fading can have different impacts desired user's performance. Our study shows signal-to-interference ratio (SIR) sufficiently large, floor user decreases with increase Rice factor channel. However, opposite phenomenon happen SIR small.

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