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- pulsating auroral radar echoes 脉动极光雷达回波
- Such kind of radar echo is called Second Trip Echo. 这些雷达回波被称为二次传输回波。
- Mimic image comprises of radar echoes and ARPA marks. 仿真图像包括雷达回波和ARPA符号。
- The simulation of bistatic/multistatic HF ground wave radar echo is analyzed. 摘要分析了双／多基地高频地波雷达回波信号的仿真过程。
- The Role of Giant and Ultragiant Nuclei in the Formation of Early Radar Echoes in Warm Cumulus Clouds. 暖积云早期雷达回波中大尺寸和超大尺寸凝结核的作用。
- A better way is adoptingdifferent algorithm to generate radar echoes and ARPA marks, then drawing them on different surface. 比较好的方案应该是采用不同的算法生成雷达回波和ARPA符号，并将其绘制在不同的层面上。
- Researchers found sharp spikes in the radar echoes, indicating smooth, dark reflecting areas on Titan, most likely liquid. 研究人员从雷达回波图中发现了尖峰讯号，这意味著泰坦表面平滑而幽暗的反射区域，很可能是大片的液体。
- In a PPI, the radar echo signals are shown in plan for with the range and azimuth angle displayed as polar coordinates. 在生产者价格指数，雷达回波信号显示与范围和方位角的极坐标显示在计划。
- The wind field, radar echo and microphysics structure of the hailstorm are studied. 分析了风暴各发展阶段的流场结构和回波结构特征及微观物理量的分布及其演变。
- The complex scene is simulated,based on the non-correlation of multi-kinds of radar echo signals. 利用各种雷达回波信号之间的不相关性,实现了复杂场景的数字仿真。
- The radar simulator is usually used for simulating radar echo which contains radar targets and clutter information. 雷达回波模拟器主要用于对包含目标和杂波信息的雷达回波信号进行模拟。
- Then the radar echo models and their realization methods were studied, especially on radar targets and land clutter. 然后分析了雷达回波信号模型，重点讨论了雷达目标和地杂波的信号模型及产生方法。
- Its main function is to produce radar echoes, clutters and noise.It"s used for radar subsystems debugging when the microwave frontend is not available. 它的主要功能是用来产生目标的回波、杂波和环境噪声，在前端电波不存在的情况下对雷达分系统进行调试。
- The ionosphere contamination imposing on the High-frequency (HF) radar echoes has to be suppressed since it severely degrades the detection performance of HF radar. 摘要高频雷达回波信号受到电离层污染从而影响了雷达的探测性能，因此需要进行去污染处理。
- By using synoptic charts, hourly GMS5 infrared TBB pictures and Doppler radar echo data, the rainstorm process on August 16, 2003 has been analysed. 摘要应用天气图、卫星云图TBB资料和多普勒雷达回波资料，分析了云南2003年8月16日的暴雨天气过程。
- Adaptive MTI techniques used in radar signal processing,that is,moving clutter suppression to radar echo signal is discussed. 讨论雷达信号处理中的自适应动目标显示技术,即雷达回波信号中的运动杂波抑制问题。
- At last,an example of IF unit of radar echo generator system based on DDS is presented.This signal unit can generate radar IF echoes including general pulse,LFM,NLFM,PSK. 最后给出了一个基于DDS的雷达多目标模拟系统中频单元的设计实例,该单元可以灵活生成包括常规脉冲、线性调频、非线性调频、相位编码在内的雷达中频回波信号,为被试雷达提供较为全面的测试环境。
- Based on non-Gaussian AR-model, parametric bi-spectrum method is used to extrapolate radar echo signal; then the ISAR imaging has been done. 利用双谱分析方法,用非高斯AR模型对雷达目标回波信号进行参数化双谱估计,并在此基础上对数据进行外推处理,然后对数据进行ISAR成像。
- And the radar echo characteristics of the heavy precipitation supercell storm were analyzed based on the Doppler radar data in Dalian. 利用大连市气象局新一代天气雷达资料,分析了强降水超级单体的雷达回波特征。
- In order to analyze imaging problems in spaceborne bistatic SAR system, it is important to establish a relevant radar echo model. 摘要为了研究星载双基地SAR系统成像的相关问题，必须先建立其回波信号模型。
