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    • 25. 发明授权
    • Car on-board radar axis adjusting method
    • 车载雷达轴调整方法
    • US6020844A
    • 2000-02-01
    • US225475
    • 1999-01-06
    • Jie BaiMitsuru NakamuraKazuhiko HanawaTatsuhiko MonjiKazuaki TakanoNoriharu Sato
    • Jie BaiMitsuru NakamuraKazuhiko HanawaTatsuhiko MonjiKazuaki TakanoNoriharu Sato
    • B60R21/00B60R11/02B60W30/00G01S7/03G01S7/40G01S13/93H01Q3/02
    • G01S7/4026H01Q3/02G01S2007/403G01S2007/4034G01S2007/4086G01S7/4972
    • In a method of adjusting the axis of a car on-board radar, especially, a car on-board mono-pulse radar having the function of transmitting radio waves, light or ultrasonic waves, a car axis and an offset axis are set and the mount angle of an antenna offset-mounted on the offset axis can be adjusted with high precision and with ease through a reduced number of process steps. In the method, at least two points are set on the car, at least two isosceles triangles having a common base defined by a line connecting the setting points and sides of different lengths are drawn, a line connecting vertexes on the same plane of the obtained isosceles triangles and an extension of that line are determined as the car axis, the radar antenna is mounted on the car at an offset position which is apart from the car axis by a constant distance in the horizontal direction, a straight line parallel to the car axis and passing through the offset position is determined as the offset axis, a reflector is disposed in a direction at a constant azimuth angle as viewed from the offset position of the antenna, and the reflector is used as a detection target of the radar to adjust the mount angle of the radar antenna such that an azimuth angle detection value of the reflector detected by the radar equals a setting value of the azimuth angle.
    • 在调整车载雷达的轴线的方法中,特别地,设置具有发射无线电波,光或超声波,汽车轴和偏移轴的功能的车载单脉冲雷达, 偏移安装在偏移轴上的天线的安装角度可以通过减少数量的工艺步骤以高精度和容易地调节。 在该方法中,在轿厢上设置至少两个点,至少两个具有由连接不同长度的设定点和侧面的线限定的公共基座的等腰三角形,连接顶点在所获得的相同平面上的线 将等腰三角形和该线的延伸线确定为轿厢轴线,雷达天线以与水平方向一定距离的偏离位置安装在轿厢上,平行于轿厢的直线 被确定为偏移位置时,从天线的偏移位置观察,将反射器设置在恒定方位角的方向上,并且将反射器用作雷达的检测对象以进行调整 雷达天线的安装角度使得由雷达检测的反射器的方位角检测值等于方位角的设定值。
    • 30. 发明授权
    • Radar system and car radar system
    • 雷达系统和汽车雷达系统
    • US06906660B2
    • 2005-06-14
    • US10663746
    • 2003-09-17
    • Kazuto NakamuraRyuji FukuteAtsushi OkonogiiKazuaki Takano
    • Kazuto NakamuraRyuji FukuteAtsushi OkonogiiKazuaki Takano
    • G01S13/04G01S7/02G01S7/03G01S7/282G01S13/93G01S13/00
    • G01S7/03G01S7/02G01S7/4017G01S13/931
    • To provide a radar system for controlling a gate power supply and drain power supply of a MMIC (microwave monolithic IC), protecting the MMIC at the time of start and shut-off, and simultaneously avoiding an occurrence of a failure in the MMIC due to a residual charge and an abnormal supply potential at the time of shut-off. A power supply control means controls the gate and drain power supplies at the rise time so that an output voltage of the gate power supply rises earlier than that of the drain power supply. Another power supply control means controls the gate and drain power supplies at the fall time so that an output voltage of the gate power supply falls later than that of the drain power supply. Another power supply control means turns off the drain power supply of the FET among power supplies when it is detected by a voltage monitoring means that even either of output voltages of the power supplies is not within said specified range.
    • 提供一种用于控制MMIC(微波单片IC)的栅极电源和漏极电源的雷达系统,在启动和关闭时保护MMIC,同时避免MMIC中的故障发生,由于 剩余电量和关断时的异常供电电位。 电源控制装置在上升时间控制栅极和漏极电源,使得栅极电源的输出电压比漏极电源的输出电压早。 另一个电源控制装置在下降时间控制栅极和漏极电源,使得栅极电源的输出电压比漏极电源的输出电压下降。 当由电压监视装置检测到电力供应中的FET的漏极电源甚至电源的输出电压中的任何一个不在所述指定范围内时,另一个电源控制装置关闭FET的漏极电源。