DOUBLE OPEN CAN BUS WIRE FAULT IDENTIFICATION

    公开(公告)号:US20240193028A1

    公开(公告)日:2024-06-13

    申请号:US18063147

    申请日:2022-12-08

    CPC classification number: G06F11/0763 G06F11/0745

    Abstract: A method for determining a two wire open fault on a two wire communications bus including determining a threshold in response to a first data from a first electronic control unit and a second data received from a second electronic control unit via the two wire communications bus, wherein the first data includes a first plurality of dominant bits and a first plurality of recessive bits and the second data includes a second plurality of dominant bits and a second plurality of recessive bits, determining a current network health indicator in response to a third data from the first electronic control unit having a third plurality of dominant bits and a third plurality of recessive bits, and generating a double wire open fault error report in response to the current network health indicator exceeding the threshold.

    Systems and methods for assessing health of brake rotors

    公开(公告)号:US12208778B2

    公开(公告)日:2025-01-28

    申请号:US18077691

    申请日:2022-12-08

    Abstract: A system configured to assess health of a rotor of a friction brake configured to brake a wheel of a vehicle. The system includes a brake control module configured to actuate the friction brake at a target pressure sufficient to maintain the vehicle at a crawl speed. A diagnostic module is configured to, while the vehicle is at the crawl speed and the friction brake is at the target pressure: record rotational speed of the wheel; identify a change in the rotational speed of the wheel; and determine whether the change in the rotational speed of the wheel exceeds a predetermined threshold; generate a notification indicating that the rotor of the friction brake configured to brake the wheel is healthy; and generate a notification indicating that the rotor requires attention.

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