Slip correlative taking and delay locked loop are used for the synchronization, taking, locking of PN code.

采用滑动相关捕获和延迟锁定环实现伪码的同步、捕获和跟踪；

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Following, code tracking confirm the PN code phase precisely and track every multipath component's delay drifting due to Doppler effect.

同步跟踪则由多径跟踪的结果精确估计PN序列码相位，并实时跟踪信道各径成分由于多普勒效应产生的时延漂移。

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