ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,980, issued on Dec. 23, was assigned to DENSO Corp. (Kariya, Japan).
"Control apparatus for electric vehicles" was invented by Taroh Shimosaka (Kariya, Japan) and Satoshi Yasuda (Nagagute, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A second control unit performs a switching control task of repeatedly switching between an on state and an off state of an upper-arm switching device of a voltage converter in response to determination that a monitored terminal voltage across a smoothing capacitor is not lower than or equal to an anomaly determination threshold during failure of a first control unit. The second control unit determines whether th...