To provide a vehicular electro-cardio detection device that has a high S/N ratio of an electrocardiogram signal by suppressing noise due to vibration.SOLUTION: A vehicular electro-cardio detection device 10 comprises a steering electrode 16A provided at a lower layer of a coating material for covering the surface of a steering wheel 14, a steering electrode 16B provided at a lower layer between the coating material of the steering wheel 14 and the insulating material having a predetermined thickness, a waveform generation device 40A for detecting a differential voltage between the steering electrode 16A and a grounded area, a waveform generation device 40B for detecting a differential voltage between the steering electrode 16B and the grounded area, and a signal processor for generating an electrocardiogram signal on the basis of the differential voltage detected at the waveform generation device 40A and the differential voltage detected at the waveform generation device 40B.SELECTED DRAWING: Figure 1

    【課題】振動に起因するノイズを抑制することにより心電信号のS/N比が高い車両用心電検出装置を提供する。【解決手段】車両用心電検出装置10は、ステアリングホイール14の表面を被覆する被覆材の下層に設けられたステアリング電極16Aと、ステアリングホイール14の被覆材と所定の厚さを有する絶縁材との下層に設けられたステアリング電極16Bと、ステアリング電極16Aと接地領域との差動電圧を検出する波形生成装置40Aと、ステアリング電極16Bと接地領域との差動電圧を検出する波形生成装置40Bと、波形生成装置40Aで検出した差動電圧と波形生成装置40Bで検出した差動電圧とに基づいて心電信号を生成する信号処理部と、を含む。【選択図】図1


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    Title :

    VEHICULAR ELECTRO-CARDIO DETECTION DEVICE


    Additional title:

    車両用心電検出装置


    Contributors:

    Publication date :

    2021-10-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    A61B DIAGNOSIS , Diagnostik / B62D MOTOR VEHICLES , Motorfahrzeuge



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