In the process of gps triple frequency observables , the rms of the integer ambiguity isn ' t fit for detecting and correcting cycle slips for the pseudo - range noise 摘要在gps三频非差观测数据的处理中，由于伪距噪声的影响，利用原始的伪距和载波相位观测数据估计的模糊度误差比较大，不能用于探测和改正周跳。
In this dissertation , the theory and realiztion of gps based attitude determination technique are studied , multipath effects on gps observables and carrier phase multipath mitigation are also analyzed 本文研究了gps实时姿态测量技术的理论及实现，并分析了多径效应对gps观测量的影响及载波相位多径误差抑制。
Wu , j . , s . g . lin and f . g . yiu ( 1997 ) , " ambiguity and position search algorithms of gps carrier phase processing , " journal of the chinese institute of engineers , vol . 20 , no . 6 , pp . 643 - 650 吴究、林孜彦、游丰吉（ 1997 ） ， ?一次差分载波相位馀弦模式用于相对卫星定位? ，测量工程，第三十九卷，第二期，第37 - 55页。
The task of carrier synchronization is tracking the frequency and phase of a carrier wave , the most effective means for tracking small frequency deviation and the phase of a carrier is using the phase - locked loop ( pll ) 载波同步的任务就是跟踪载波的频率和相位,对于载波相位及小频偏的跟踪,最有效的方式是使用锁相环。
Positioning algorithms are constructed . code - phase pseudorange algorithm and carrier - phase differential navigation algorithm are analyzed in details and carried out in computer . the result of simulation demonstrates well 首先选择定位算法，分别研究和仿真实现了伪距测量单点定位算法和载波相位定位算法以及它们的差分算法，仿真结果良好。
Using the non - sensitive characteristic of ambiguity function method ( afm ) regarding cycle slips , it is sufficiently exerted the characteristic of genetic algorithms which are optimization for ambiguity solution on - the - fly . 5 利用模糊度函数法对于周跳不敏感的特点，充分发挥遗传算法的优化搜索特点，以实现对载波相位整周模糊度的在航解算。
In the thesis , i introduce the theory and application of gps carrier phase measurement , analyze the errors in the observation of gps signal , study the ways to reduce these errors , specially for the error caused by multipath 论文介绍了gps载波相位测量技术的原理和应用，分析了gps观测量的误差，研究了减小和消除各种误差的方法，重点是减小多径效应的影响。
The key problems of gps carrier phase measurement are how to solve the integer ambiguity of gps carrier and how to detect and compensate the cycle slip of gps carrier in the period of navigation process 载波相位测量定位的关键问题是如何确定整周模糊度和周跳的探测和修复。本文对此问题展开研究，讨论了在载体动态运行环境下，动态整周模糊度问题和周跳的探测与修复问题。
Design the parameter of timing recovery loop . simulate the convergence of timing recovery loop . these results prove that gardner algorithm can converge even if the input qam signal existing the carrier error and intersymbol interference 设计了环路各个部分的参数，仿真了定时恢复算法的收敛情况，证实了gardner算法在有载波相位误差、交叉串扰情况下仍能够很好收敛。
Last step is overall adjustment by using multi - epoch absolute and relative results of positioning and timing , in order to improve precision of positioning and timing . ii . some problems about attitude determination and integrity ambiguity resolving by using gps carrier phase are discussed 本论文主要论述了利用星载伪距、载波相位观测值(含gps和扩展gps )进行编队星座运动状态(位置、姿态和钟差)整体解算的有关问题。
