ionospheric delay meaning in English
电离层时延
Examples
- The precision of determining ionospheric delay using gps is improved based on the further research of the related models and methods
通过对有关模型和方法问题的深入研究，进一步提高了利用gps提取电离层延迟信息的精度。 - ( 2 ) different calculating schemes are designed which are used to analyze in detail the characteristics of the effect from instrumental bias ( ib ) in gps observations on determining ionospheric delays
( 2 )设计了几种不同的计算方案，用于分析仪器偏差对确定电离层延迟的影响的特点。研究表明，仪器偏差对求解电离层延迟的影响远大于观测噪声的影响，给电离层延迟观测值带来高达数米的系统误差。 - The experimental results show that the model can indicate the characteristic of ionospheric actions , improves further the modeling ability of local ionosphere and may be used to correct efficiently ionospheric delay of the single frequency gps uses serviced by dgps
试算结果表明，它能较好地反映电离层活动特性，提高了局部电离层延迟模拟能力，适用于dgps系统修正其服务区域内的单频gps用户的电离层延迟。 - As the parts of the main contributions , the research projects focus mainly on how to improve gps surveying by reducing ionospheric delay for dual / single frequency kinematic / static users : high accuracy correction of ionospheric delay for single / dual frequency gps users on the earth and in space , china waas ionospheric modeling and the theory and method of monitoring of ionosphere using gps . the main contents of this ph . d paper consist of two parts : fisrt part - the outline of research background and the systematic introduction and summarization of the previous research results of this work
本文主要包括两方面的内容：一、研究背景的一般性描述及相关基础研究的系统总结和介绍，主要涉及：地球电离层研究意义，地球电离层探测技术与相关理论研究的内容，现代大地测量中电离层问题的由来、严重性与新课题，地球电离层的基本特性及其对电波传播的影响， gps定位的基本理论与方法，电离层延迟对gps测量的影响， gps的电离层延迟改正的基本方法，基于gps的电离层研究的基本原理与方法等。 - The results show that the ionosphere - weighted model or the tropospheric estimation , integrated with the partly - weigthed least squares , can improve , the success rate and the reliability of ambiguity resolution ; however , if the ionospheric delay or the tropospheric delay , which is modeled on random walk process or first - order gauss - markov process , is estimated with the kalman filter , it will reduce the success rate and the reliability of ambiguity resolution
将电离层延迟作为零均值的随机游走过程(电离层加权模型) ，将对流层延迟作为静态参数，采用非递推形式的加权最小二乘法来估计，可以提高模糊度解算的成功率和可靠性。