双频接收机

GPS双频接收机C/A码与P码伪距精度的分析和比较

Accuracy analysis of C / A code and P code pseudoranges of dual frequency GPS receiver

GPS双频接收机单点定位算法研究

Study on GPS Dual Frequency Receiver Single-Stand Positioning Algorithm

在此基础上，详细论述了运用GPS双频接收机接收的数据去计算电离层电子含量的理论依据。

On this basis , it discusses the theoretical basis of using the GPS dual-frequency to calculate the ionospheric electron content in detail .

利用GPS双频接收机，能测量电离层总电子含量（TEC）及其变化。

The ionospheric total electron constent and its variation is observed by using GPS double-frequency receiver .

根据GPS双频接收机的数据协议，对相应的数据进行提取、计算和显示等工作。

According to the data protocol of the dual-frequency GPS receiver , the corresponding data is extracted , calculated , displayed and so on .

为设计Galileo双频接收机，对Galileo系统空间信号的特性进行了描述，通过比较Galileo系统与GPS的不同，论述了Galileo系统的优点。

In order to design a Galileo dual-frequency receiver , the characteristics of signals in space of Galileo system are described , and Galileo system 's advantages are compared with GPS .

双频接收机可以接收具有L1、L2不同频率的载波信号，利用两个信号穿过电离层的延迟量不同，可以得出其电子含量。

Dual-frequency receiver can receive different frequencies carrier signals with L1 and L2 . Using the different delay amounts between two signals when they pass through the ionosphere , the electron content can be calculated .

一种GPS/Galileo双模双频接收机射频前端芯片设计

A GPS / Galileo Dual-module Dual-band Receiver RF Front-end Design

这些误差通过使用多台双频接收机同步观测，可以减弱或消除。

These error pass many set dual-frequency GPS receivers synchronous surveying , can weaken or remove .

本文通过双频接收机的实测数据对该模型进行了实例分析，所得结果同前人对其的论述。

In this paper , the author analyzed this model through measured date by dual frequency receiver , and the analyzed result is same to former scholars ' conclusions .

双频GPS接收机多路径效应监测及仪器噪声分析

The multipath effect and instrument noise in GPS dual frequence receiver

双频GPS接收机单差硬件延迟分析

Analysis of GPS Dual-frequency Single Differenced Receiver Hardware Delay

在GPS现代化政策和需求发展的推动下，高精度GPS双频民用接收机定位技术日益成为人们关注的焦点。

Driven by GPS modernization policy and the demand development , high-precision dual-frequency GPS receiver has attracted more and more attention .

快速可靠的GPS（全球定位系统）系统仿真可对双频GPS接收机的设计、接收算法的研究提供有效的帮助。

Fast and reliable system simulation is very important to the design of dual frequency GPS receiver as well as various receive algorithms .

用于JATC远程时间比对的双频GPS接收机的研制

The Development of Multi-Function Dual Frequency GPS Receivers for Time Transfer

在推导模糊度组合的一般公式的基础上，研究了一种基于双频GPS接收机模糊度快速求解算法。

Based on the derivation of ambiguity combination formula , this paper introduces one method which can resolve ambiguity rapidly and exactly using dual frequence GPS receiver .

单频GPS接收机无法直接进行电离层传播时延观测，电离层传播时延改正方法又不足以满足定轨的精度要求，所以必须开展星载双频GPS接收机的研究。

Because the single-frequecy GPS receiver can 't observe the ionospheric delay directly and the ionosphere corrections can 't meet the demand of the accuracy , the research of spacecraft held dual-frequency GPS receiver must be deployed .

本文对Trimble4000s系列单双频GPS接收机的数据结构进行了深入的研究，然后将原始的编码二进制数解码，并组成了GPS数据处理所需的观测值。

In this paper , the data structure of Trimble 4000s single and dual-frequency GPS receivers is studied in detail , then the raw coded binary data are decoded , and the observables needed by GPS data-processing are generated .

其中高精度加速度计、双频GPS接收机，国家在计划中已经投入了大量财力和人力进行预研，取得了一定的成果，而KBR系统的研究因为各种原因仍处于研究阶段。

For High Accuracy Accelerometer and Dual-frequency GPS Receiver , China has put a lot of financial and human resources in the preliminary research , and achieved certain results . Due to various reasons , the research of KBR System is still in the initial stage .

对于GPS系统为节约投资和提高精度采用双频双星卫星接收机和增加基准点数、优化基点布置的方法；

In order to reduce investment and improve accuracy of GPS , sigle frequency & double star system may be adopted .

双频实时动态GPS接收机的设计与研制

Design and manufacture of dual - frequency RTK GPS receiver

为满足JATC对远地时钟间比对的需求，NTSC研制了单频和双频GPS时间传递接收机。

In order to meet the demands for the time comparison , the single frequency time transfer receivers and the double frequency ones have been developed at NTSC .

JSZ&4型双频多卜勒接收机测频的随机误差

The random errors of measuring frequency of type JSZ-4 dual channel Doppler receiver