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    • 1. 发明授权
    • Location system for a flying craft
    • 飞行器的定位系统
    • US09348011B2
    • 2016-05-24
    • US13607739
    • 2012-09-09
    • Pascal CornicPatrick GarrecJean-Paul Artis
    • Pascal CornicPatrick GarrecJean-Paul Artis
    • G01S5/02G01S1/14F41G7/30
    • G01S5/0247F41G7/301F41G7/305G01S1/14
    • A location and guidance system including a flying craft and a reception device. The flying craft includes a plurality of antennas distributed around its fuselage and emitting rearwards with rectilinear polarization, the emitted signals being specific to each antenna, the positions and the dimensions of the antennas being configured such that the body of the flying craft avoids by masking for at least one antenna the reflections of the signal emitted by this antenna off the ground or off lateral obstacles whatever the position of the flying craft. The reception device is placed substantially on a trajectory axis of the flying craft and configured to be oriented to sight the rear thereof and includes at least two single-pulse antennas operating in orthogonal planes determines a position of the flying craft by analyzing the emitted signals received by the antennas of the reception device.
    • 包括飞行器和接收装置的位置和引导系统。 飞行器包括分布在其机身周围并以直线偏振向后发射的多个天线,所发射的信号是特定于每个天线的,天线的位置和尺寸被配置为使得飞行器的主体通过屏蔽来避免 至少有一个天线,由天线发射的信号离开地面或侧向障碍物的反射,无论飞行器的位置如何。 接收装置基本上放置在飞行器的轨迹轴上并且被配置为朝向其后方瞄准,并且包括在正交平面中操作的至少两个单脉冲天线通过分析所接收到的发射信号来确定飞行器的位置 通过接收设备的天线。
    • 6. 发明申请
    • RADAR DETECTION METHOD, NOTABLY FOR AIRBORNE RADARS IMPLEMENTING AN OBSTACLE DETECTION AND AVOIDANCE FUNCTION
    • 雷达检测方法,AIRBORNE RADARS实施异常检测和避免功能
    • US20110187586A1
    • 2011-08-04
    • US12969929
    • 2010-12-16
    • Pascal CORNICPatrick LE BIHANStéphane KEMKEMIAN
    • Pascal CORNICPatrick LE BIHANStéphane KEMKEMIAN
    • G01S13/00
    • G01S13/9303G01S7/352G01S13/343G01S13/584G01S2007/356
    • A method includes: generating a frequency-modulated continuous signal, an emission sequence being formed of successive ramps centred on a carrier frequency; fixing a modulation band ΔF and the duration Tr of a recurrence in such a way that at the range limit, a reception ramp appears shifted by at least one given frequency with respect to the corresponding emission ramp, on account of the propagation delay for the outward-return journey to a target kTr+θ, k being an integer and θ a duration less than Tr; demodulating the signal received by the signal emitted, the resulting signal including a first sinusoid at the frequency δFdim=(1−(θ/Tr)·ΔF and a second sinusoid at the frequency δFd=(θ/Tr)·ΔF; sampling the resulting signal and performing a first fast Fourier transformation on this resulting signal over the duration of each emission ramp; detecting in the resulting spectrum the spectral lines appearing at the frequencies δFd and δFdim, and performing the vector sum of these two spectral lines after resetting them into phase with respect to one another; and performing a detection by comparing the modulus of the vector sum with a predetermined threshold.
    • 一种方法包括:产生调频连续信号,发射序列由以载波频率为中心的连续斜坡形成; 固定调制频带&Dgr; F和持续时间Tr,使得在限幅范围内,接收斜坡相对于相应的发射斜坡出现偏移至少一个给定的频率,这是由于传播延迟 向目标转移到目标kTr +&thetas; k为整数,&thetas; 持续时间小于Tr; 解调由所发射的信号接收到的信号,所得到的信号包括频率为δFdim=(1-(& t); / Tr)·&Dgr; F的第一正弦波,频率为δFd=(& &D; F;对所得到的信号进行采样,并在每个发射斜坡的持续时间内对该结果信号执行第一快速傅立叶变换;在所得到的频谱中检测出现在频率δFd和δFdim处的频谱线,并执行这些矢量和 在将它们复位成相对于彼此相位之后的两个谱线;以及通过将矢量和的模量与预定阈值进行比较来执行检测。
    • 7. 发明申请
    • DEVICE AND METHOD FOR LOCATING A MOBILE APPROACHING A SURFACE REFLECTING ELECTROMAGNETIC WAVES
    • 用于定位移动面反射电磁波的装置和方法
    • US20100085237A1
    • 2010-04-08
    • US12531657
    • 2008-03-14
    • Pascal CornicEric BarrauxPatrick Garrec
    • Pascal CornicEric BarrauxPatrick Garrec
    • G01S13/91
    • G01S13/913G01S13/685
    • Device and a method for locating a mobile object approaching a surface reflecting electromagnetic waves. The location device includes an emission antenna and a reception antenna. The emission antenna has one or more emission positions emitting a detection signal toward the mobile object. The reception antenna has at least one column of one or more reception positions, receiving a signal transmitted by the mobile object. An emission of the detection signal is activated on each emission position. An emission position that produces a detection by the reception antenna, of the signal of maximum energy transmitted by the mobile object, is selected to track the mobile object. One or more signals of maximum energy, received by one or more reception positions, are used to angularly locate the mobile object. The invention can be used to determine the position of an aircraft in the final landing phase for a guidance device.
    • 用于定位接近反射电磁波的表面的移动物体的装置和方法。 定位装置包括发射天线和接收天线。 发射天线具有朝向移动物体发射检测信号的一个或多个发射位置。 接收天线具有至少一列一个或多个接收位置,接收由移动对象发送的信号。 在每个发射位置激活检测信号的发射。 选择由接收天线产生由移动对象发送的最大能量的信号的发射位置,以跟踪移动对象。 使用由一个或多个接收位置接收的最大能量的一个或多个信号来角度地定位移动对象。 本发明可以用于确定飞机在用于引导装置的最终着陆阶段中的位置。
    • 8. 发明申请
    • AUTONOMOUS AND AUTOMATIC LANDING SYSTEM FOR DRONES
    • 自动和自动登陆系统
    • US20090055038A1
    • 2009-02-26
    • US12095768
    • 2006-12-01
    • Patrick GarrecPascal Cornic
    • Patrick GarrecPascal Cornic
    • G05D1/00
    • G01S13/825G01S11/10G01S13/003G01S13/88G01S13/913G05D1/0676
    • The invention relates to an automatic aircraft landing guidance system having an electromagnetic detecting and locating device, positioned on the ground and a first multifunction transmitting/receiving radiofrequency beacon, on board each guided aircraft and transmitting in particular a continuous wave. The detecting and locating device uses the continuous wave transmitted by the beacon to perform a passive locating intended to improve the accuracy of the measurement of the angular position of the aircraft. It also comprises means for generating and periodically transmitting to the aircraft, via the beacon, information enabling said aircraft to rejoin an optimum landing path from its position. The invention applies more particularly to the guidance of autonomous and automatic aircraft such as drones in the approach and landing phase.
    • 本发明涉及一种自动飞机着陆引导系统,其具有位于地面上的电磁检测和定位装置,以及在每个引导的飞行器上的第一多功能发射/接收射频信标,并且特别地传输连续波。 检测和定位装置使用由信标发射的连续波来执行被动定位,旨在提高飞行器的角位置的测量精度。 它还包括用于通过信标产生和周期性地向飞机发送信息,使得所述飞机能够从其位置重新加入最佳着陆路径的信息。 本发明更具体地适用于自主和自动飞机如进近和着陆阶段的无人机的指导。
    • 10. 发明授权
    • Radar detection method, notably for airborne radars implementing an obstacle detection and avoidance function
    • 雷达检测方法,特别是用于执行障碍物检测和回避功能的机载雷达
    • US08493265B2
    • 2013-07-23
    • US12969929
    • 2010-12-16
    • Pascal CornicPatrick Le BihanStéphane Kemkemian
    • Pascal CornicPatrick Le BihanStéphane Kemkemian
    • G01S7/02G01S13/92
    • G01S13/9303G01S7/352G01S13/343G01S13/584G01S2007/356
    • A method includes: generating a frequency-modulated continuous signal, an emission sequence being formed of successive ramps centered on a carrier frequency; fixing a modulation band ΔF and the duration Tr of a recurrence in such a way that at the range limit, a reception ramp appears shifted by at least one given frequency with respect to the corresponding emission ramp, on account of the propagation delay for the outward-return journey to a target kTr+θ, k being an integer and θ a duration less than Tr; demodulating the signal received by the signal emitted, the resulting signal including a first sinusoid at the frequency δFdim=(1−(θ/Tr)·ΔF and a second sinusoid at the frequency δFd=(θ/Tr)·ΔF; sampling the resulting signal and performing a first fast Fourier transformation on this resulting signal over the duration of each emission ramp; detecting in the resulting spectrum the spectral lines appearing at the frequencies δFd and δFdim, and performing the vector sum of these two spectral lines after resetting them into phase with respect to one another; and performing a detection by comparing the modulus of the vector sum with a predetermined threshold.
    • 一种方法包括:产生调频连续信号,发射序列由以载波频率为中心的连续斜坡形成; 固定调制带DeltaF和持续时间Tr,使得在范围限制下,由于向外的传播延迟,接收斜坡出现相对于相应的发射斜坡出现至少一个给定的频率 返回到目标kTr + theta的行程,k是整数,θa小于Tr的持续时间; 解调由所发射的信号接收到的信号,所得到的信号包括频率deltaFdim =(1-(θ/ Tr)·ΔF的第一正弦波和频率为ΔFd=(θ/ Tr)·ΔF的第二正弦曲线; 在每个发射斜坡的持续时间内对该结果信号执行第一快速傅立叶变换;在所得到的频谱中检测出现在频率deltaFd和deltaFdim处的频谱线,并且在复位它们之后执行这两条谱线的矢量和 相对于彼此相位;以及通过将矢量和的模量与预定阈值进行比较来执行检测。