This new scheme has the advantages of high spectrum efficiency and suppression of multipath spread, frequency selective fading, jamming and noise.
该体制具有较高的频率利用率，可有效地抑制短波信道中多径时延、频率选择性衰落、人为干扰与噪声带来的不利影响。
It consists of three main parts: in the first part, we analyse the effect of multipath on code-tracking loops of receivers in Spread-Spectrum Ranging Systems.
本文分为三个主要部分：第一部分分析了多径对扩频测距系统接收机码跟踪的影响机理。
Multipath is one of the major sources in the Spread-spectrum ranging systems.
多径是扩频测距系统的主要误差源之一。
There are severe Multipath Effects, Doppler Spread and noise in underwater acoustic channels.
水声信道存在多径效应、多卜勒频偏及各种噪声干扰。
There are severe Multipath Effects, Doppler Spread and noise in underwater acoustic channels.
水声信道存在多径效应、多卜勒频偏及各种噪声干扰。
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