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    • 1. 发明授权
    • Detection of wireless data jamming and spoofing
    • 检测无线数据干扰和欺骗
    • US09466881B1
    • 2016-10-11
    • US13621601
    • 2012-09-17
    • Exelis Inc.
    • Robb BerryAllen Cook
    • H01Q3/00H01Q3/24G01S19/21
    • H01Q3/24G01C21/12G01C21/20G01S19/03G01S19/21G01S19/215
    • A set of global navigation satellite system receivers is deployed in and moves about a region that may be occupied by a signal jammer or spoofer. The receivers collect truth data from spectral content of the broadcast satellite signal and, optionally, from a set of sensors associated with each receiver from which an independent determination of location can be derived. The truth data are compared with data acquired by the receivers and an alert is issued upon detection of an anomaly. The data from receivers in a region of influence of the jammer or spoofer are aggregated, integrated, and correlated to generate a two-dimensional representation of a region in which the offending signals are present.
    • 一组全球导航卫星系统接收机被部署在可能被信号干扰器或扰频器占用的区域内并移动。 接收机从广播卫星信号的频谱内容中收集真实数据,并且可选择地从与每个接收机相关联的一组传感器收集真实数据,从该接收器可以导出独立的位置确定。 将真实数据与由接收器获取的数据进行比较,并且在检测到异常时发出警报。 来自干扰器或扰乱器的影响区域中的接收器的数据被聚合,积分和相关,以产生存在违规信号的区域的二维表示。