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- 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。
- 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。
- 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。
- 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。
- 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。
- A design of high resolution radar echo simulatosrs based on the digital RF memory and digital image synthesizer is presented. 摘要研究实现了一种基于宽带数字射频存储器和数字图像合成器的高分辨雷达目标回波模拟器。
- It also allowed more advanced operations such as animation and forecast of radar echo movement by simple extrapolation. Radar pictures were archived on a magnetic tape. 该系统亦提供一些较先进的功能如图像动画和利用外推法预测雷达回波的移动,雷达图像并会储存于电脑磁带中。
- Mimic image comprises of radar echoes and ARPA marks. 仿真图像包括雷达回波和ARPA符号。
- This paper reveals the radar echo characteristics of a supercell storm, offers reference on synoptic and radar echo to detect and nowcast severe convective storm. 文章揭示了该地区超级单体风暴的多普勒雷达回波典型特征，旨在对这类强天气的监测、识别和临近预报提供天气学及雷达回波分析的参考依据。
- In the interface we can choose clutter or not,that is,this will determine that this system replay the original data,or the data with clutter to really simulate radar echo. 通过界面程序的控制,既可以直接回放原数据文件,又可以加入实时产生的杂波序列,更好地模拟真实雷达回波数据。
- In an ideal situation, the transmitting wave would experience reflections and attenuation between layers.This would directly effete the radar echo sounding. 较为理想的情况现下:入射波在进入深层反射面之前要经过多层介质面的反射,及各层介质中衰减,这直接影响入射信号能否到达深层反射面而产生回波。
- Based on the special requirements of a radar system, we mainly discussed the radar echo signal models, radar simulator system architecture and its engineering realization method. 本文根据某型号雷达的具体要求，重点研究和分析了雷达中频模拟器的回波模型、系统结构、工程实现方法和系统性能。
- When the water level exceeds a set value or radar echo when strong , early warning voice terminals can also be released and SMS alarm message to the attention of staff. 当水位超过设定的数值或雷达强回波时，预警终端机还可以通过声音报警和短信发布信息，提醒工作人员注意。”
