A physical quantity detection circuit includes a physical quantity signal generation circuit that generates a physical quantity signal according to magnitude of a physical quantity based on a detection signal output from a physical quantity detection element, an abnormality determination circuit that determines whether or not the physical quantity detection element is potentially abnormal based on a value of the physical quantity signal and an amount of change of the value of the physical quantity signal, and an abnormality diagnostic circuit that diagnoses whether or not the physical quantity detection element is abnormal if the abnormality determination circuit determines that the physical quantity detection element is potentially abnormal.


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    Title :

    Physical quantity detection circuit, physical quantity detection apparatus, inertial measurement unit, vehicle positioning apparatus, portable electronic apparatus, electronic apparatus, and vehicle


    Contributors:

    Publication date :

    2021-01-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / G01S RADIO DIRECTION-FINDING , Funkpeilung