(十一)MIT公开课雷达系统工程之雷达杂波(上)

0 写在前面

逢人藏住话,遇事沉住气,处世守住心。——曾国藩

雷达杂波也分为两个小节,本节介绍地海杂波,下节介绍气象和鸟虫杂波。

Why Study Radar Clutter?

Radars for Which Clutter is a Issue

Radars for Which Clutter is a Issue

Typical Air Surveillance Radar

1 地杂波

地杂波特性:

Ground Based Radar Displays

Photographs of Ground Based Radar’s PPI(Different Levels of Attenuation)

雷达杂波几何模型:

Calculation of Ground Clutter

Joint U.S./Canada Measurement Program1:

Joint U.S./Canada Measurement Program2:

Clutter Physics

Histograms of Measured Clutter

Weibull Probability Density Function

Mean Ground Clutter Strength vs. Frequency

Major Clutter Variables in Data Collection

Land Clutter Backscatter vs. Terrain Type and Frequency

Statistical Attributes of X-Band Ground Clutter

Weibull Parameters for Ground Clutter Distributions

L-Band Clutter Experiment Radar

Windblown Clutter Spectral Model

Measured Power Spectra of L-Band Radar Returns from Forest

Modeled Rates of Exponential Decay in the Tails of L-Band Spectra from Wind-Blown Trees

Estimated Ground Clutter at Medium Depression Angles (~3 to 70°)

High Depression Angle Ground Clutter

Ground Clutter Spectrum Spread Due to Mechanical Scanning of Antenna

2 海杂波

Attributes of Sea Clutter

World Meteorological Organization Sea State Classification

Sea Clutter

Nathanson Data Compilation of Mean Backscatter Data

Normalized Mean Sea Backscatter

Sea Clutter Reflectivity vs. Grazing Angle

Amplitude Distributions

More attributes of Sea Clutter

Effect of Wind Speed on Sea Clutter

Effects of the Wind and Waves

Sea “spikes”

Sea Clutter Distributions(Low Grazing Angles):

Sea Clutter Summary

4 总结讨论

好累,最近。

5 参考文献

[1] 百度翻译

[2] MIT 公开课: Radar Systems Engineering

posted @ 2023-08-15 08:39  SymPny  阅读(33)  评论(0编辑  收藏  举报