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    • 99. 发明申请
    • METHOD FOR DETECTING TARGET ECHOES IN A RECEIVED SIGNAL OF AN ULTRASONIC SENSOR OF A MOTOR VEHICLE, ULTRASONIC SENSOR DEVICE, AND MOTOR VEHICLE
    • 用于检测电动机超声波传感器的接收信号中的目标电极的方法,超声波传感器装置和电动车辆
    • US20170003391A1
    • 2017-01-05
    • US15106962
    • 2014-11-21
    • VALEO Schalter und Sensoren GmbH
    • Michael HALLEKThomas JUNG
    • G01S15/93G01S15/87G01S15/10G01S7/527
    • G01S15/931G01S7/023G01S7/527G01S15/104G01S15/325G01S15/876G01S2015/932
    • The invention relates to a method for detecting target echoes (11) in a reception signal (ES) of an ultrasonic sensor of a motor vehicle by providing a reference signal (RS) for decoding the reception signal (ES), wherein with respect to a multiplicity of predetermined frequency shift values in each case a correlation input signal (RS) is provided by shifting the reference signal (RS) in terms of its frequency by the respective frequency shift value; correlating the reception signal (ES) separately with each of the correlation input signals (RS) and thereby providing respective correlation output signals (KS1 to KS7), as the result of the respective correlation; and by providing a summation signal (SS) as the sum of the correlation output signals (KS1 to KS7), wherein on the basis of the summation signal (SS) one of the correlation output signals (KS1 to KS7) is selected and detecting the target echoes (11) is carried out by evaluating the selected correlation output signal (KS1 to KS7).
    • 本发明涉及一种用于通过提供用于解码接收信号(ES)的参考信号(RS)来检测机动车辆的超声波传感器的接收信号(ES)中的目标回波(11)的方法,其中相对于 在各种情况下,通过将参考信号(RS)以其频率移位相应频移值来提供相关输入信号(RS)的多个预定频移值, 作为各个相关的结果,将接收信号(ES)分别与每个相关输入信号(RS)相关,从而提供各自的相关输出信号(KS1至KS7); 并且通过提供相加输出信号(KS1至KS7)之和的求和信号(SS),其中基于求和信号(SS),选择一个相关输出信号(KS1至KS7),并检测 通过评估所选择的相关输出信号(KS1至KS7)来执行目标回波(11)。