This paper gives a limit representation of the capacity region of multi-access channels with feedback.
本文给出了有反馈多址信道容量区域的一个极限表示。
The performance of downlink CDMA systems is influenced by channel fading and multi-access interference.
CD MA下行链路的性能受到信道衰落和多址干扰的影响。
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。
Smart antennas and interference cancellation are two different kinds of schemes to restrain multi-access interference, and each has its characteristic and defect.
智能天线和干扰消除技术是从不同角度抑制码分多址系统多址干扰的方法，二者各有其特点及不足之处。
The effect of bandwidth division on the improvement of the frequency spectrum utilization is analyzed under the condition of the multi-access interference and Gaussian white noise.
分析了在信道存在加性白噪声和多址干扰的条件下，频带细化对提高频谱利用率的作用。
Experimental results show that the resource request multi-access technique can satisfy the need of the existing network.
实验结果表明，这种多址接入方法能满足现有网络规模的资源预约申请要求。
Use of zero correlation zone (ZCZ) sequences can avoid co-channel interference and multi-access interference in the quasi-synchronous CDMA systems.
在准同步cdMA系统中，使用零相关区(ZCZ)序列能够避免共信道冲突和多址干扰。
The export of ZJU network has features of multi-access modes, volume users, multi-export ports.
浙江大学校园网络出口具有访问方式多样、用户群庞大、多个出口信道等特点。
Multi-access interference is the key problem which restricts the performance of CDMA (code division multiple access) system.
多址干扰是影响码分多址系统性能的关键问题。
Multiuser detection can efficiently reduce Multi-access Interference in CDMA system. At the same time, it can increase system capability and improve near-far effect.
码分多址系统中的多用户信号检测，能有效地减少多址干扰、增加系统的容量、改善远近效应。
Simulation results show that the system has the ideal bit error rate performance and the high capability of multi-access interference, thus having a broad application future.
文中对新构建系统的误码率性能进行了分析，仿真结果表明，该系统具有理想的误码率性能，抗多址干扰能力强，具有非常广阔的应用前景。
Simulation results show that the system has the ideal bit error rate performance and the high capability of multi-access interference, thus having a broad application future.
文中对新构建系统的误码率性能进行了分析，仿真结果表明，该系统具有理想的误码率性能，抗多址干扰能力强，具有非常广阔的应用前景。
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