The simulation shows that the turbo PIC receiver enhances the STTuC CDMA system spectral efficiency by 50% over the RAKE receiver. This result suggests that, ...

本文研究了一种多输入多输出(MIMO)下行多小区CDMA系统，该系统采用BLAST空时turbo码(STTuC)在频率选择衰落信道上实现。系统性能以系统频谱效率(bits/s/Hz/cell)来衡量。

STC with multiple transmit and multiple receive antennas minimizes the effect of multipath fading and improves the performance and capacity of digital.

Turbo codes and downlink transmit diversity are two of the most explored tech- niques to improve performance and capacity. In this paper, we evaluate the ...

STTC-MC-CDMA system. It is also noted that by increasing the. number of iterations the performance gain can be increased up. to a certain limit.

Abstract— In this paper, a new detection algorithm is proposed for turbo coded Code Division Multiple Access. (CDMA) signals in detect and forward cooperative ...

We demonstrate that turbo-coded cooperation improves performance over noncooperative turbo-coded systems that have comparable computational complexity. Our ...

DS-CDMA systems exhibit maximum capacity potential when combined with forward error correction (FEC) cod- ing [14]. In CDMA, the positive tradeoff between ...

Jul 4, 2005 · Simulation results are provided for different loads in order to demonstrate the efficiency of spatial multiplexing combined with turbo channel.

Oct 22, 2024 · The method enables a large, systematic increase in coding gain while preserving the maximum transmit diversity gain and bandwidth efficiency ...