A data aided carrier phase acquisition algorithm for OQPSK is studied.
论文研究了一种OQPS K数据辅助式载波相位捕获算法。
This paper proposes a carrier phase tracking loop dedicated for VSB demodulation.
本文提出了一种专门用于数字VSB解调的载波相位跟踪环。
Firstly the carrier phase with frequency offset is obtained with a parallel method.
该算法利用并行方法估计有频差时的载波相位。
GPS carrier phase measurement scheme adapted to high dynamic circumstance is presented.
提出了一种适合GPS系统的高动态环境载波相位测量方案。
Multi-modular carrier phase-shifting SPWM is the combination of multi-converter with SPWM.
组合变流器载波相移SPWM技术是多重化技术和SPWM技术的有机组合。
Detecting and repairing GPS carrier phase cycle skip is a challenge for precise GPS position.
载波相位周跳检测与修复是实现GPS高精度定位的难点之一。
An algorithm suitable for carrier phase and frequency offset estimation in software radio is proposed.
提出一种适合软件无线电的载波相位和频差估计算法。
The influences of timing offset and carrier phase offset on the performances of MPAM and MQAM are analyzed.
文中分析了同步偏差即定时偏差和载波恢复相差对MPAM和MQAM接收性能的影响。
There are many control strategy, such as stair waveform, carrier phase shift, voltage space vector and so on.
控制策略有阶梯波法、载波相移法和电压空间矢量法等。
In this context, a differential GPS (DGPS) positioning, carrier phase technology emerged and rapid development.
在此背景下，差分gps (DGPS)定位、载波相位等技术应运而生并飞速发展。
In the second place, paper researches the topology extends based on Triangular carrier phase shifting SPWM technique.
其次，论文研究了基于三角载波移相SPWM控制方法的拓扑扩展。
The effect on modulation and demodulation of QPSK via carrier phase noise can not be ignored, and it is difficult to analyze.
载波相位噪声对QPS K调制解调的影响是不可忽略的，也是难以分析的。
It is realized by combining two data processing methods, i. e. single point positioning method and carrier phase filtered method.
这种处理方法主要通过两种数据处理方法的联合来加以实现：即单点位方法和载波相位滤波方法的联合。
Advantage of this technology is to identify the L1, L2 and L5 carrier phase ambiguity measurements without other special conditions.
这项技术的优点在于确定L 1、L2和L5载波相位测量模糊度时不需其他特别条件。
It directly processes the phase of the received signal and realize fast capture of the carrier frequency and keeping the carrier phase.
它直接对接收信号的相角进行处理，以完成载波频率的快速捕获和载波相位的跟踪。
The maximum mean power estimation timing recovery algorithm and the maximum-likelihood carrier phase estimation algorithm are employed.
采用了最大平均功率定时同步算法和最大似然载波相位估计算法。
Three kinds of models of carrier phase observation value linear combination are deduced such as wide lane, narrow lane and free ionosphere.
推导了三种载波相位观测量线性组合的模型：宽巷组合、窄巷组合和无电离层延迟的组合。
The results illustrate that the deterioration of error performances of MSK signal caused by false carrier phase is between that of BPSK and QPSK.
分析结果表明，MS K信号因载波相位误差而造成的误码性能恶化介于BPSK与QPSK之间。
Refraction correction carrier phase measurements is composition of two different sets of fundamental frequency wide-lane carrier phase measurement.
折射校正载波相位测量是由两组不同的基本频率宽巷载波相位测量组成。
When using the LAMBDA method to fix an integer ambiguity of GPS carrier phase measurements it is necessary to have a high accuracy of float solution.
用LAMBDA方法确定GPS载波相位测量的整周模糊度，需要较高精度的浮点解。
The simulation for QPSK shows that the algorithm can estimate the carrier phase and frequency offset accurately and reduce the system BER effectively.
结果表明，用该算法可以精确估计载波相位和频差，有效地降低系统的误码率。
In the course of satellite-borne GPS carrier phase measurement, cycle-slip detection and repair plays a very important role in the GPS station precision.
在星载GPS载波相位测量中，周跳的探测与修复对最后的定位精度起着至关重要的作用。
Integer ambiguity resolution is the key problem of GPS based real-time attitude determination system which use double differencing carrier phase observables.
GPS姿态测量通常采用双差载波相位观测量，因此整周模糊值解算成为GPS实时姿态测量的关键问题。
The azimuth can be determined by fixing two GPS in a certain distance along the longitudinal vector and making a carrier phase double difference between them.
如果沿载体纵向相距一定距离放置两个GPS天线，则在载体上两个天线载波相位之间求差可确定载体的方位。
With the help of carrier phase triple differential observation, the theory of detecting and recovering cycle slips is researched and an algorithm is developed.
深入研究了周跳检测与修复的原理，并且基于载波相位三差方程进行周跳检测与修复算法的研究。
This thesis mainly discusses the multi-carrier phase code (MCPC) pulses signal, and the design of pulses trains with low peak-mean envelop power ratio (PMEPR).
本文主要研究了多载波相位编码(MCPC)脉冲信号，以及具有低峰值-平均包络功率比(PMEPR)的多载波脉冲串的设计。
Such a system is discussed in this paper, and the corresponding error model and measurement model, especially double-differenced GPS carrier phase model are set up.
针对全组合系统进行了研究，建立了相应的误差模型和系统观测模型，特别是组合系统下的GPS载波相位双差观测模型。
In the model communications system, the modulation process also is loaded the digital signal in the carrier scope value, the carrier frequency or on the carrier phase.
在典型的通信系统中，调制过程是数字信号加载在载波的幅度值、载波的频率或者载波的相位上。
In dynamic measurement field, when using digital speckle pattern interferometry, we always deal phase with time-average method and spatial carrier phase-shifting method.
在动态测试领域中，数字散斑干涉技术常用到的相位处理方法有时间平均法和空间载波相移法。
This paper developed a new approach to improve GPS carrier phase measurement, for the purpose to reduce the ambiguity integer value or use it in time transfer technology.
并用这种理论应用在载波相位测量的改进上，以降低模糊度确定的复杂性，或用于时间传输技术。
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