IN-VEHICLE BATTERY SYSTEM
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United States of America Patent
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Issued Date -
Dec 29, 2022
app pub date -
Sep 25, 2020
filing date -
Sep 25, 2020
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Abstract
An in-vehicle battery system comprises: a battery; a relay for establishing or cutting off an electrical connection between the battery and an inverter; a plurality of switches respectively provided in a current path for switching the relay; and a battery control apparatus that supervises a status of the battery. The plurality of switches include a first switch provided in the battery control apparatus and a second switch provided in a vehicle control apparatus which controls traveling of the vehicle; the first switch and the second switch are serially connected to each other in the current path; the battery control apparatus controls a status of switching the first switch; and the vehicle control apparatus controls a status of switching the second switch.
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