The design of code tracking loop is a key sector of the realization of noncoherent spectrum spread receiver.
伪码跟踪环的设计是实现非相干扩频接收机的关键环节。
In this paper, the effects of a follower jamming on the performance of a delay-lock code tracking loop in a frequency hopping system are analysed.
本文分析了跟踪干扰对跳频系统中码跟踪环性能的影响。
Additionally, the carrier loop noise bandwidth and the correlator spacing are reduced. Then the accuracy of carrier and code tracking loops is improved significantly.
同时，降低载波环噪声带宽，减小码环相关间隔，从而提高了载波环和码环的跟踪精度。
At tracking stage, after analysis the characteristics of the In-phase code tracking loop, the paper USES the In-phase and Quadrature code tracking loop to track the code phase.
跟踪阶段，分析了同相码跟踪环的特点，然后根据其不足之处，选择同相正交码环来对码相位进行跟踪。
Based on the performance of PN code and carrier tracking loop, an optimal loop bandwidth is presented.
在分析伪码和载波跟踪环性能的基础上，给出了跟踪环路的最优带宽。
The principle of the decorrelated pseudo range approach is presented. A weighted mean tracking error estimator is designed to estimate the GPS receiver code loop tracking error.
介绍了伪距解除相关法的原理，设计了一种加权平均跟踪误差估计器，用以估计GPS接收机码环跟踪误差。
The characteristics of PN code tracking-loop is discussed. The impact of parameters, e. g. correlation slot, integration time, loop width and SNR on code tracking performance is analyzed.
讨论了一种伪随机码跟踪环的特性，分析了码相关间隔、预检积分时间、环路带宽及信噪比等参数对码跟踪性能的影响。
The characteristics of PN code tracking-loop is discussed. The impact of parameters, e. g. correlation slot, integration time, loop width and SNR on code tracking performance is analyzed.
讨论了一种伪随机码跟踪环的特性，分析了码相关间隔、预检积分时间、环路带宽及信噪比等参数对码跟踪性能的影响。
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