Title: On the performance of maximal-ratio-combining over double-rayleigh fading channels
Abstract:Based on statistical properties of the receiving signal-to-noise ratio(SNR),the paper investigates the error and diversity performance of the maximal ratio combining(MRC) receiving system under non-id...Based on statistical properties of the receiving signal-to-noise ratio(SNR),the paper investigates the error and diversity performance of the maximal ratio combining(MRC) receiving system under non-identical double-Rayleigh fading conditions.A generalized formula on average symbol error rate of various M-ary modulations is derived through moment generating function based approach and its Chernoff union bound is obtained.Simulation results reveal that the ASER of a transmission system in double-Rayleigh fading decreases greatly by applying MRC receiving technique in it.The MRC receiving system achieves the same asymptotic diversity gains of double-Rayleigh fading as those of Rayleigh fading,but the diversity advantages achievable have apparent margins with full diversity gains within practical receiving SNR ranges.The full relative diversity advantages of the MRC receiving system can be obtained approximately in comparison to single-branch receiving system.Read More
Publication Year: 2012
Publication Date: 2012-01-01
Language: en
Type: article
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Cited By Count: 2
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