Here includes multi-path interference, multi-user interference of intra-cell and inter-cell interference.
系统干扰包括多径干扰、小区内多用户干扰和小区间的干扰。
The results show DVCN can reduce users' transmit power, decrease multi-user interference and improve the reverse link capacity.
理论分析证明，虚拟小区可以降低用户发射功率，从而减少多用户干扰，提高系统容量。
Frequency width is compressed by decreasing signature-code speed and using bit-signal modulates by different carrier so as to decrease multi-user interference.
利用降低码片速率有效降低每路信号占有的带宽，将每路信息的比特分配在不同的调制载波上，减少了各路信号间的多址干扰。
Tore duce effective the multipath disturbance and multi-user interference and improve the SNR, time-domain equalizer is employed at the output of each array element of smart antenna.
该智能天线在每个阵元输出带有时域均衡器，可以在多径环境下有效消除多径干扰和多用户干扰，提高信噪比。
A novel approach is proposed for linear multi user detection in conjunction with transmit diversity to combat channel fading, multi user interference and inter symbol interference.
提出了一种将线性多用户检测与发射分集相结合的新方法，该方法能在克服信道衰落的同时抑制多址干扰和码间串扰。
Non-linear Multi-user detection technology including interference cancellation and neural network detection technology.
非线性多用户检测包括干扰消除和神经网络检测技术。
The performance of the system is evaluated when considering the effects of both multi user interference and photo detector shot noise. An upper bound on the bit error rate is derived.
在系统中存在多用户干扰及接收机散粒噪声的情况下，推导出该系统误码率上限，并对该系统特性与无光硬件限幅器的光PPM- CDMA通信系统特性作了比较。
A blind adaptive multi user detector can suppress multi user interference, but only requiring timing and signature waveform of desired user.
盲自适应多用户检测器只需知道期望用户的扩频码及定时信息，就可以实现对多址干扰的有效抑制。
Multi-user detection technique can cancel multi-access interference, so it can enhance the capacity and performance of CDMA system.
利用多用户检测技术可以抑制多址干扰，从而提高CDMA系统的容量和性能。
The multi-user detection is realized by the modified partial parallel interference cancellation (PPIC), and estimates TV channels aided by pilots.
它使用改进的部分并行干扰消除算法实现多用户检测 ，并在导频辅助下估计时变信道 。
The third Generation mobile communication system includes highly effective channel encoding-decoding, software radio, smart antenna, multi-user detection and interference cancellation etc.
第三代移动通信系统的关键技术包括高效信道编译码技术、软件无线电技术、智能天线技术、多用检测和干扰消除技术等。
So the scheme employing PPM is preferred and we further find when MUI(Multi User Interference) is considered the performance degrades when the number of users increases.
进一步考虑在存在多用户干扰条件下，该系统性能随用户数的增加而下降。
So the scheme employing PPM is preferred and we further find when MUI(Multi User Interference) is considered the performance degrades when the number of users increases.
进一步考虑在存在多用户干扰条件下，该系统性能随用户数的增加而下降。
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