In this paper,the Symbol Error Rate(SER)performance for Orthogonal Space-Time Block Coded(OSTBC)Orthogonal Frequency Division Multiplexing(OFDM)systems over Nakagami-m fading channels is analysed.A novel closed-form S...In this paper,the Symbol Error Rate(SER)performance for Orthogonal Space-Time Block Coded(OSTBC)Orthogonal Frequency Division Multiplexing(OFDM)systems over Nakagami-m fading channels is analysed.A novel closed-form SER expression is proposed,which incorporates the Gauss hypergeometric function and Appell hypergeometric function into the conventional Probability Density Function(PDF)approach.The proposed exact closed-form SER expression is a generalised solution since it perfectly captures OSTBCOFDM systems’performances when having different antenna configurations that employ various modulation schemes and which experience various fading conditions.Finally,Monte Carlo simulation results are provided to demonstrate the exact match between the simulation results and the proposed analytical expressions.展开更多
MIMO和OFDM是B3G和4G宽带无线通信的关键技术之一,能极大地提高信道的频谱利用率。传统的通信系统的设计都采用Matlab仿真,该文采用SystemC对4×4 MIMO OFDM无线通信系统进行了仿真实现。研究结果表明:MIMO OFDM系统能获得更高的数...MIMO和OFDM是B3G和4G宽带无线通信的关键技术之一,能极大地提高信道的频谱利用率。传统的通信系统的设计都采用Matlab仿真,该文采用SystemC对4×4 MIMO OFDM无线通信系统进行了仿真实现。研究结果表明:MIMO OFDM系统能获得更高的数据率和更好的传输质量,使用SystemC仿真速度快,易于硬件实现,而且更节约系统资源。展开更多
基金supported by the Fundamental Research Funds for the Central Universities(Dalian Maritime University)under Grants No.2012QN043,No.2011QN116
文摘In this paper,the Symbol Error Rate(SER)performance for Orthogonal Space-Time Block Coded(OSTBC)Orthogonal Frequency Division Multiplexing(OFDM)systems over Nakagami-m fading channels is analysed.A novel closed-form SER expression is proposed,which incorporates the Gauss hypergeometric function and Appell hypergeometric function into the conventional Probability Density Function(PDF)approach.The proposed exact closed-form SER expression is a generalised solution since it perfectly captures OSTBCOFDM systems’performances when having different antenna configurations that employ various modulation schemes and which experience various fading conditions.Finally,Monte Carlo simulation results are provided to demonstrate the exact match between the simulation results and the proposed analytical expressions.
文摘MIMO和OFDM是B3G和4G宽带无线通信的关键技术之一,能极大地提高信道的频谱利用率。传统的通信系统的设计都采用Matlab仿真,该文采用SystemC对4×4 MIMO OFDM无线通信系统进行了仿真实现。研究结果表明:MIMO OFDM系统能获得更高的数据率和更好的传输质量,使用SystemC仿真速度快,易于硬件实现,而且更节约系统资源。
