triple-frequency相关论文
In the past two decades,GNSS-R has been emerged as a new and attractive remote sensing technique.The geodetic/geophysica......
Research on the Selection Method of Triple Frequency Combination Based on the Beidou Satellite Navig
With the application of Chinese Beidou satellite navigation system more and more widely,its existing navigation accuracy......
Beidou satellite navigation system(BDS)signal is blocked during dynamic positioning which can lead to poor geometry stru......
To improve the effectiveness and reliability of cycle slips detection and repair,a real-time algorithm to detect,determi......
BeiDou provides triple-frequency signals for all operational satellites.However,an apparent inconsistency between triple......
结合我国北斗导航卫星系统的特点,通过对三频数据进行线性最优组合来有效探测和修复各类周跳。应用了5种线性几何无关组合并基于三......
四大GNSS导航卫星系统发播三频及以上观测数据成为必然趋势。本文基于IGS钟差基准研究了三频非组合(UC)精密定轨模型及其模糊度固......
本项研究在双频消除电离层技术的基础上,根据北斗的三频特性,消除观测值中的几何观测量,得到消电离层消几何观测量的组合值,并且对......
介绍了GPS现代化,在GPS三频相位组合定义基础上,分析了组合后的误差影响,给出了组合观测值在波长、电离层误差等方面的选取标准,提......
本文介绍了GPS三频观测数据模拟的流程、相关模型和方法,实现了GPS多频观测数据的模拟,与从IGS数据中心获得的实测伪距观测值比较,结......
BDS三频观测条件下可以组合得到具有优良特性的虚拟载波观测量,有利于改善非差观测数据的周跳实时探测与修复。文中提出一种基于BD......
载波相位模糊度固定是GNSS高精度姿态测量中的关键问题。针对附有基线长约束的姿态测量场景提出了一种可靠的Bei Dou三频模糊度单......
使用37个IGS站的实测数据解算了4颗在轨Block IIF卫星(PRN01、PRN24、PRN25、PRN27)的IFCB值并进行特性分析。结果表明,目前所有GP......
在三倍频熔石英激光损伤研究中,吸收前驱体的存在是造成熔石英材料表面损伤阈值远低于体损伤阈值的主要原因。以吸收作为主线,建立......
针对电离层折射误差较大的特点,分别对GPS(Global Positioning System)和BDS(Bei Dou Navigation Satellite System)的单一频率的电离......
北斗卫星系统(BDS)能全星座播发三频信号,可通过线性组合构成不同虚拟观测量,有利于模糊度解算等,文中采用北斗三频中长基线实测数......
提出一种小型化三频微带天线,通过采用开槽以及曲流技术,使天线工作在900MHz,1.8GHz以及2.4GHz 3个频段,同时减小了天线的尺寸。研......
A longitudinal accumulation scheme based on a triple-frequency RF system,in which the static radio frequency(RF)bucket i......