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    • 5. 发明授权
    • Wide band clear air scatter doppler radar
    • 宽带清晰空气散射多普勒雷达
    • US09310481B2
    • 2016-04-12
    • US13801778
    • 2013-03-13
    • LogLinear Group, LLC
    • Mark HendersonMarshall Bradley
    • G01S13/95G01S13/58
    • G01S13/951G01S13/583G01S13/589Y02A90/18
    • Systems and methods for measuring wind speed and direction in clear air conditions using a wide band Doppler radar in accordance with embodiments of the invention are disclosed. In one embodiment of the invention, a wide band Doppler radar system includes an antenna assembly includes at least one transmit antenna and at least one receive antenna; a transceiver connected to the antenna assembly configured to transmit a radar beam includes a transmit signal on a Ka-band carrier frequency and receive a backscattered radar beam includes a carrier frequency that is frequency shifted relative to the transmitted Ka-band carrier frequency of the backscattered radar beam; a data acquisition system connected to the transceiver configured to estimate a wind velocity vector by calculating a Doppler shift between at least one transmitted radar beam and at least one received backscattered radar beam.
    • 公开了使用根据本发明的实施例的宽带多普勒雷达在晴空中测量风速和方向的系统和方法。 在本发明的一个实施例中,宽带多普勒雷达系统包括天线组件,其包括至少一个发射天线和至少一个接收天线; 连接到被配置为发送雷达波束的天线组件的收发器包括在Ka波段载波频率上的发射信号,并且接收背向散射的雷达波束包括相对于背向散射的所传输的Ka波段载波频率而频移的载波频率 雷达波束; 连接到所述收发机的数据采集系统,被配置为通过计算至少一个发射的雷达波束与至少一个接收的反向散射的雷达波束之间的多普勒频移来估计风速矢量。
    • 8. 发明授权
    • Device and method for selecting signal, and radar apparatus
    • 选择信号的装置和方法,以及雷达装置
    • US09075142B2
    • 2015-07-07
    • US13749640
    • 2013-01-24
    • Furuno Electric Co., Ltd.
    • Sae Takemoto
    • G01S13/72G01S13/58G01S13/93
    • G01S13/72G01S13/582G01S13/589G01S13/726G01S13/9307
    • A signal selecting device is provided. The signal selecting device includes a transceiver for repeatedly transceiving electromagnetic waves, a target candidate detecting module for detecting a plurality of objects based on echo signals received by the transceiver, a phase change amount calculating module for calculating a phase change amount between two echo signals from two positions of which distances from the transceiver are substantially the same but azimuths from the transceiver are different, and an object selecting module for selecting a predetermined object among the plurality of objects detected by the target candidate detecting module in a first scan based on a phase change amount of the object, the predetermined object being the same object as an object selected by the object selecting module in a second scan that is performed before the first scan.
    • 提供信号选择装置。 信号选择装置包括用于重复收发电磁波的收发器,用于基于由收发器接收的回波信号来检测多个对象的目标候选检测模块;相位变化量计算模块,用于计算两个回波信号之间的相位变化量, 与收发器的距离基本相同的两个位置,来自收发器的方位角不同;以及对象选择模块,用于基于相位选择目标候选检测模块在第一扫描中检测到的多个对象中的预定对象 在第一扫描之前执行的第二次扫描中,预定对象与由对象选择模块选择的对象相同的对象。
    • 9. 发明申请
    • Speed Measuring Device for Moving Bodies
    • 移动体速度测量装置
    • US20140320334A1
    • 2014-10-30
    • US14360446
    • 2012-11-21
    • Hiroshi SaegusaTsuyoshi Kitazaki
    • Hiroshi SaegusaTsuyoshi Kitazaki
    • G01S13/58
    • A63B60/46A63B69/36G01S7/04G01S13/583G01S13/589G01S2007/027H01Q1/242H01Q3/04
    • A speed measuring device has an antenna with directionality that transmits a transmission wave toward the moving body based on a transmission signal supplied from a Doppler sensor, and receives a reflected wave reflected by the moving body to generate and supply to the Doppler sensor a reception signal. An imaginary line extending along a direction in which a gain of the antenna is maximized is defined as an imaginary axis that indicates an orientation direction of the antenna. An antenna supporting unit is provided on a housing and supports the antenna so an inclination of the imaginary axis can be altered. A display is provided on an upper surface of the housing with a flat display surface of a rectangular shape facing upward and displays various display contents including the movement speed of the moving body on the display surface.
    • 速度测量装置具有根据从多普勒传感器提供的发送信号向移动体发送发送波的方向性的天线,并且接收由移动体反射的反射波,以产生并向多普勒传感器提供接收信号 。 沿着天线的增益最大化的方向延伸的假想线被定义为表示天线的取向方向的假想轴。 天线支撑单元设置在壳体上并支撑天线,从而可以改变假想轴的倾斜度。 显示器设置在壳体的上表面上,具有面向上的矩形的平坦显示表面,并且显示包括移动体在显示表面上的移动速度的各种显示内容。