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公开(公告)号：US3922663A
公开(公告)日：1975-11-25
申请号：US47475374
申请日：1974-05-30
Applicant: HONEYWELL INC
Inventor： LUBKE ROGER A , VARECKA CHARLES P
CPC classification number: G08B13/1663 , Y10T307/773
Abstract: The apparatus includes logic for examining the signature of the signal received from a seismic sensor, for measuring the duration of the disturbances and the time interval between successive disturbances and for determining, on basis of such information, whether the disturbances are or are not caused by human footsteps.
Abstract translation: 该装置包括用于检查从地震传感器接收的信号的签名的逻辑，用于测量干扰的持续时间和连续干扰之间的时间间隔，并且用于基于这些信息确定干扰是否由 人的脚步声
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