首页> 外国专利> Efficient estimation of spectral moments and the polarimetric variables on weather radars, sonars, sodars, acoustic flow meters, lidars, and similar active remote sensing instruments

Efficient estimation of spectral moments and the polarimetric variables on weather radars, sonars, sodars, acoustic flow meters, lidars, and similar active remote sensing instruments

机译:有效估计气象雷达,声纳,声纳,声速计,激光雷达和类似的有源遥感仪器上的频谱矩和极化变量

摘要

A method for estimation of Doppler spectrum, its moments, and polarimetric variables on pulsed weather radars which uses over sampled echo components at a rate several times larger than the reciprocal of transmitted pulse length. The variables are estimated by suitably combining weighted averages of the over sampled signals in range with usual processing of samples at a fixed range location. The invention may be Used on pulsed weather radar, lidars, sonars and accoustic flow meters.
机译:一种在脉冲天气雷达上估算多普勒频谱,其矩和极化变量的方法,该方法以超过发射脉冲长度倒数几倍的速率使用过采样的回波分量。通过适当组合范围内的超采样信号的加权平均值与固定范围位置处的常规采样处理,可以估算变量。本发明可以用于脉冲气象雷达,激光雷达,声纳和声流量计。

著录项

  • 公开/公告号US6448923B1

    专利类型

  • 公开/公告日2002-09-10

    原文格式PDF

  • 申请/专利权人 ZRNIC DUSAN S.;TORRES SEBASTIAN;

    申请/专利号US20010819682

  • 发明设计人 DUSAN S. ZRNIC;SEBASTIAN TORRES;

    申请日2001-03-29

  • 分类号G01S130/00;G01S150/00;

  • 国家 US

  • 入库时间 2022-08-22 00:46:48

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