The invention relates to the technical field of automobiles, and discloses a vehicle wake-up method, vehicle-mounted terminal equipment, a vehicle wake-up system and a vehicle, the vehicle wake-up method is applied to the vehicle, the vehicle comprises the vehicle-mounted terminal equipment, a vehicle-mounted charger and a DC/DC converter, the vehicle wake-up method is executed by the vehicle-mounted terminal equipment, and the vehicle wake-up method comprises the vehicle-mounted charger and the DC/DC converter. Comprising the steps that after a charging wake-up signal is received, a message is sent to a vehicle-mounted charger through a CAN bus; and determining that the vehicle-mounted charger is in a charging state according to a message fed back by the vehicle-mounted charger, and sending an enabling message to the DC/DC converter so as to wake up the DC/DC converter. The message is sent to the vehicle-mounted charger through the CAN bus, it is determined that the vehicle-mounted charger is in the charging state according to the message fed back by the vehicle-mounted charger, and the enabling message is sent to the DC/DC converter so that the DC/DC converter can be awakened, only part of devices can be awakened when the vehicle is charged, and the power consumption of the whole vehicle in the vehicle charging process is reduced.

    本申请涉及汽车技术领域,公开了一种车辆唤醒方法、车载终端设备、车辆唤醒系统及车辆,该车辆唤醒方法应用于车辆,该车辆包括车载终端设备、车载充电机和DC/DC转换器,该车辆唤醒方法由车载终端设备执行,该车辆唤醒方法,包括:在接收到充电唤醒信号之后,通过CAN总线向车载充电机发送报文;根据车载充电机反馈的报文,确定车载充电机处于充电状态,向DC/DC转换器发送使能报文,以使DC/DC转换器被唤醒。通过CAN总线向车载充电机发送报文,根据车载充电机反馈的报文,确定车载充电机处于充电状态,向DC/DC转换器发送使能报文,以使DC/DC转换器被唤醒,本申请能够实现车辆充电时仅唤醒部分器件,降低车辆充电过程的整车功耗。


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    Title :

    Vehicle wake-up method, vehicle-mounted terminal equipment, vehicle wake-up system and vehicle


    Additional title:

    车辆唤醒方法、车载终端设备、车辆唤醒系统及车辆


    Contributors:
    LIU HUAWEI (author) / XIE MINGYANG (author) / CHEN GULI (author) / LIU MING (author) / WANG LUJIA (author)

    Publication date :

    2023-02-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr



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