多路径效应

结构健康监测中的GPS多路径效应研究

Research on Multipath Effect of GPS in Structural Health Monitoring

GPS动态监测中多路径效应的规律性研究

Study on the Characteristics of Multipath Effects in GPS Dynamic Deformation Monitoring

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

GPS多路径效应对空间飞行器的影响及补偿

On Practical Compensation for GPS Multi-Path Effect for Space Users

GPS多路径效应影响与结构振动的小波滤波筛分研究

Wavelet Filters Based Separation of GPS Multi-path Effects and Engineering Structure Vibrations

小波去噪的GPS算法在减少多路径效应方面的应用研究

Application of Wavelet Denoising of the GPS Algorithm in Reducing the Multi-Path Effects

GPS多路径效应规律研究

The Research of the Rules of GPS Multipath Effect

星载GPS载波相位测量中多路径效应影响

Multi-path effects in GPS carrier phase surveying onboard satellite

GPS变形监测中多路径效应影响研究

Research on GPS Multi-Path Effects on Deformation Monitoring

利用信噪比削弱GPS多路径效应的研究

A research on using SNR values to mitigate carrier phase multipath in GPS surveying

GPS多路径效应实例计算与分析

GPS multipath mitigation and analysis-a case study

多路径效应对GPS的影响

Influence of Multipath Effects on GPS

多路径效应对GPS精密定位的影响及消除方法分析

Analysis of the Effects on GPS Accurate Positioning which Caused by Muti-path Effection and the Avoiding Method

讨论了多路径效应对GPS共视比对的影响及削弱其影响的方法。

The effects of multipath on GPS Common-view comparison and the metheds of reducing the effects are discussed .

最后，对基于小波分析和基于FIR滤波器设计的多路径效应提取进行了比较。

4n Finally , compared the multipath effort between the wavelets analysis and the FIR filter design .

数据处理的结果表明，在有效消除了伪卫星多路径效应后，GPS和伪卫星组合定位技术能显著提高定位精度。

It can be seen from the results that the augmentation of pseudolite can improve dramatically positioning accuracy when the pseudolite multipath biases were calibrated in advance .

HVF方法在GPS多路径效应研究中的应用

HVF method and its application in the study on GPS multipath effects

其次是分析了多路径效应的信号特征，并利用多路径信号的频率特性，对基于小波分析和基于FIR滤波器设计的多路径效应研究；

Secondly , analyzed the signal characteristic of the multipath and provided a multipath processing method based on the wavelets analysis and the FIR filter design according to the frequency ;

然而由于GPS卫星信号受到多种干扰误差的影响，如星历误差、卫星钟差、电离层和对流层折射误差以及多路径效应等，使得实际测量结果常常难以达到规定的精度要求。

However , the GPS satellite signals are easy to be influenced by many kinds of disturbance errors , such as ionospheric and tropospheric errors , orbital errors , clock errors and multipath effect and so on .

广域差分GPS系统（WADGPS）参考站上，需要利用载波相位平滑伪距算法来减小多路径效应的影响。

A carrier phase smoothing algorithm is generally utilized to reduce multipath on pseudorange measures for Wide Area Differential GPS ( WADGPS ) Reference Stations ( WRS ) .

将小波分析技术应用于GPS基线的精化处理，由于在一些观测条件比较恶劣的环境下，多路径效应和观测噪声比较严重，使GPS观测信号受到严重的干扰，致使定位精度受到损害。

The wavelet was applied to GPS baseline processing . On the condition of poorly observation environment the multi-path effect and multifarious noises was very serious , so the signals of GPS were disturbed seriously and the precision of surveying results were reduced .

但是GPS卫星信号容易受外界环境干扰，如遮挡，多路径效应等因素影响，使卫星信号变差甚至中断而无法定位。

Its error is never accumulated over time , but the GPS satellite signal is vulnerable to external environmental disturbance , such as occlusions , multipath effect etc. It can make the satellite signal becomes poor or even interrupted , which cannot be completed positioning .

结果表明，研制的天线扼流圈可有效地削弱多路径效应的影响，并可明显地改善单频GPS接收机NTSCGPS-1的抗干扰能力。

The results show that the developed antenna choke ring can effectively reduce the multi-path effects and can improve the interference-resistant ability of the single frequency GPS receiver , NTSCGPS-1 .

相比小波方法，EMD能够更有效地剔除瞬时强噪声，从而能够提取更精确的多路径效应重复性误差改正模型。

(② EMD ) noise filter is more efficient in eliminating instantaneous strong noise than the wavelet method . It therefore can better extract and thus model the repeatability of the multipath errors , which is crucial in mitigating the errors .

小波神经网络在舰载雷达多路径效应检测中的应用

Application of Wavelet Neural Network in Warship Radar Multi-path Effect Detection

半主动式导弹低空多路径效应的计算

The Calculation of Multipath Effect for Semi - Active Radar Homing Missile

克服多路径效应的自适应偏轴跟踪方法

An Adaptive Off-Set Tracking Method for Reducing the Multipath Effect

文中重点讨论了影响短基线定位精度的关键误差源&多路径效应。

The multipath the key error to short base positioning .

基于提升小波的多路径效应减少方法

The Method for Reducing Multi-path Effects Based on Lifting Wavelets

多路径效应对海面箔条干扰的影响

Influence of the Multipath Effect on Chaff Centroid Jamming