辅助载波 auxiliary carrier
辅助载波的处理 processing of the auxiliary carrier
导频辅助载波频偏估计 pilot-assisted cfo estimation
Considering the GPS receiver works in high dynamic circumstance,a new technique of carrier tracking,which combining FLL with PLL,is presented in this paper. The pseudo noise code tracking theory through digital delay-locked loop and carrier assistant technology is discussed.
鉴于航天和遥感领域的GPS接收机工作于高动态环境,提出基于锁频环(FLL)和锁相环(PLL)相结合的载波跟踪方法,讨论了通过延时伪码锁定环结合载波辅助技术进行伪码跟踪的原理,并通过分析载波环路的跟踪误差和测量门限给出了环路带宽的取值。
参考来源 - 高动态GPS接收机的信号跟踪方法及实现A low complexity code multi-path mitigation algorithm for the C/A code receivers based on the carrier-aided smoothing is then introduced and detailed.
利用载波多路径误差源小于伪码多路径误差的性质,提出了一种针对伪码接收机的低复杂度的载波辅助伪码抗多径算法,并对算法进行了深入讨论和分析。
参考来源 - 载波相位辅助消除伪码多径误差的算法研究(英文)·2,447,543篇论文数据，部分数据来源于NoteExpress
论文研究了一种OQPS K数据辅助式载波相位捕获算法。
A data aided carrier phase acquisition algorithm for OQPSK is studied.
目前，估计载波频率偏差和符号定时偏差的算法主要有数据辅助的方法和非数据辅助的方法以及基于循环前缀的算法。
Various existing synchronization algorithm to estimate symbol timing offset and carrier frequency offset can be classified into blind and pilot-aided methods and algorithm based on cyclic prefix.
本文的研究重点在于码辅助载波同步算法。
This dissertation focused on code-aided carrier synchronization algorithm.
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