首页> 外国专利> OBJECT RANGE AND VELOCITY DETECTION FROM VARYING RADAR PULSE REPETITION TIMES

OBJECT RANGE AND VELOCITY DETECTION FROM VARYING RADAR PULSE REPETITION TIMES

机译:来自不同雷达脉冲重复时间的物体范围和速度检测

摘要

The techniques of this disclosure relate to object range and velocity detections from varying radar pulse repetition times. A device includes a transmitter, a receiver, and a processor. The transmitter is configured to transmit a series of electromagnetic pulses within a frame having a varying pulse repetition time between electromagnetic pulses. A center frequency of the electromagnetic pulses varies by a frequency step. The receiver is configured to receive a series of corresponding reflected electromagnetic pulses reflected from an object. The processor is configured to determine range and velocity information of the object based on the received series of corresponding reflected electromagnetic pulses. By varying the pulse repetition times between consecutive pulses in a radar frame, the radar system may improve a range resolution, particularly in the case of frequency-modulated continuous-wave (FMCW) radar systems.
机译:本公开的技术涉及来自不同雷达脉冲重复时间的对象范围和速度检测。设备包括发射机,接收器和处理器。发射机被配置为在电磁脉冲之间具有不同脉冲重复时间的框架内的一系列电磁脉冲。电磁脉冲的中心频率通过频率步骤变化。接收器被配置为接收从物体反射的一系列相应的反射电磁脉冲。处理器被配置为基于所接收的一系列相应的反射电磁脉冲来确定对象的范围和速度信息。通过改变雷达帧中的连续脉冲之间的脉冲重复时间,雷达系统可以改善范围分辨率,特别是在频率调制的连续波(FMCW)雷达系统的情况下。

著录项

  • 公开/公告号EP3796038A1

    专利类型

  • 公开/公告日2021-03-24

    原文格式PDF

  • 申请/专利权人 APTIV TECHNOLOGIES LIMITED;

    申请/专利号EP20200196482

  • 申请日2020-09-16

  • 分类号G01S13/22;G01S13/24;G01S13/28;G01S13/30;G01S13/34;G01S13/58;G01S13/931;G01S7/288;G01S7/35;

  • 国家 EP

  • 入库时间 2022-08-24 17:52:35

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