Description: IETF次数相同时，采用选择性映射和部分传输序列方法降低MC-CDMA信号峰均值比的性能对比。-IETF number is the same, selective mapping and some ways to reduce transmission sequence MC-CDMA signal peak performance than the mean contrast. Platform: |
Size: 1024 |
Author:jiangxuer |
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Description: communication system is expected to increase the service, the quality improvement and also the capacity, using spread spectrum communication system is one of the method to fulfill that demand. This quality and capacity factor will depend on the number of user. In order to see the performance of the Wiener Filter on the MC-CDMA system, simulation method is used by increasing the Direct Sequence Spread Spectrum CDMA signal, with digital modulation QPSK Platform: |
Size: 249856 |
Author:hario |
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Description: This paper studied the carrier-frequency offset effect on the performance of asynchronous multicarrier direct-sequence code-division multiple-access (MC-DS-CDMA) systems with aperiodic random spreading and correlated Rayleigh fading. This paper also compared the performance of MC-CDMA systems using the optimum combining technique with that of different combining filters. Platform: |
Size: 396288 |
Author:sh3e |
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