在无线通信领域,多径指无线电信号从发射天线经过多个路径抵达接收天线的传播现象。大气层对电波的散射、电离层对电波的反射和折射,以及山峦、建筑等地表物体对电波的反射都会造成多径传播。
... MPI Message Passing Interface 消息传递接口 MPI MultiPath Interference 多径干扰 MPIC Message Processing Interrupt Count 信息处理中断计数 ...
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Secondly, this paper proposed a method of waveform design that can restrain multipath interference.
第二,在系统发送端的发射机波形设计中,本文提出了一种能够抑制多径干扰的基带波形设计方法。
参考来源 - 相位相干高速水下通信的关键技术研究These key technologies include channel-coding which overcome white Gaussian noise, Rake receiver which resist time-selective and frequency-selective fading, multi-user detection which overcome multiple access interference, and power control which overcome near-far effect.
这些技术包括:主要用于抗白噪声的信道编码技术,特别是Turbo码技术;主要用于抗多径干扰的Rake接收技术;主要用于抗多址干扰的多用户检测技术;主要用于抗远近效应的功率控制技校术。
参考来源 - CDMA移动通信系统提高可靠性的部分关键技术分析研究·2,447,543篇论文数据,部分数据来源于NoteExpress
该算法可减小移动用户的多径干扰。
The algorithm can reduce the multipath interference for the mobile units.
GPS接收机的误差受多种因素影响,多径干扰便是其中一项。
The GPS error is influenced by a lot of factors, one of them is multipath effect.
但其本身存在多径干扰、多址干扰等问题,大大限制了复合系统中的用户容量。
However, it has multipath interference and muti-access interference which are disadvantages to the user capability of the multiplex system.
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