RADAR SYSTEMS AND METHODS
    12.
    发明申请
    RADAR SYSTEMS AND METHODS 有权
    雷达系统和方法

    公开(公告)号:US20160041257A1

    公开(公告)日:2016-02-11

    申请号:US14782178

    申请日:2014-04-03

    Applicant: SELEX ES LTD

    Abstract: A radar system having side lobe blanking capability is disclosed. The system can include a single channel antenna and receiver system, the side lobe blanking system being time multiplexed, but requiring no dedicated guard channel data collection period such that the scan rate of the system is not degraded.

    Abstract translation: 公开了一种具有旁瓣消隐能力的雷达系统。 该系统可以包括单通道天线和接收机系统,旁瓣消隐系统被时分复用,但不需要专用保护信道数据采集周期,使得系统的扫描速率不降低。

    RADAR SURVEILLANCE SYSTEM
    13.
    发明申请
    RADAR SURVEILLANCE SYSTEM 有权
    雷达监视系统

    公开(公告)号:US20150061916A1

    公开(公告)日:2015-03-05

    申请号:US14390964

    申请日:2013-03-19

    Applicant: SELEX ES LTD

    CPC classification number: G01S7/414 G01S13/426

    Abstract: A radar surveillance system is described in which the radar beam re-visits each area of interest after a short period of time, by electronically reconfiguring a scanned beam to an offset position for an interleaved sub-dwell, within a scan period. This ‘look-back’ capability, where the area under test is re-visited after approximately 1 second, allows the natural de-correlation of sea clutter to take place between the initial and look-back samples of the surveillance area. The re-visit time can be adjusted to best exploit the de-correlation characteristics of the sea clutter return.

    Abstract translation: 描述了一种雷达监视系统,其中雷达波束在短时间内通过在扫描周期内将扫描波束电子重新配置到偏移位置进行交错子驻留,从而重新访问每个感兴趣的区域。 大约1秒钟后再次访问被测区域的这种“回溯”能力允许在监视区域的初始和后视样本之间发生海杂波的自然去相关。 可以调整重新访问时间,以最好地利用海杂波回归的去相关特征。

    Emitter Geolocation Method
    17.
    发明申请
    Emitter Geolocation Method 审中-公开
    发射器地理定位方法

    公开(公告)号:US20160231412A1

    公开(公告)日:2016-08-11

    申请号:US15099228

    申请日:2016-04-14

    Applicant: Selex ES Ltd.

    CPC classification number: G01S5/021 G01S5/06

    Abstract: A method for correcting for refraction effects of the earth's atmosphere in an emitter geolocation technique for locating an emitter of electromagnetic waves, by way of a plurality of receivers, includes detecting the times of arrival of electromagnetic waves at the receivers, computing the relative time differences of arrival between the various receivers and estimating therefrom the position of the emitter, and, for correcting, by way of an iterative procedure, the detected times of arrival for path length discrepancies caused by refraction in the earth's atmosphere. The receivers are each mounted on a respective airborne platform, and at least three pairs of the receivers are provided.

    Abstract translation: 一种用于校正发射器地理位置技术中的地球大气的折射效应的方法,用于通过多个接收器定位电磁波的发射器,包括检测接收器处的电磁波的到达时间,计算相对时间差 在各种接收器之间的到达并从其估计发射器的位置,并且通过迭代过程来校正由于地球大气中的折射引起的路径长度差异的检测到的时间。 接收机各自安装在相应的机载平台上,并且提供至少三对接收器。

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