The invention provides an Ethernet-based automobile data recorder, which ensures stable and reliable connection with an automobile machine, ensures bidirectional circulation of data streams and ensures good user experience. A first Ethernet chip is arranged in an automobile data recorder body, a second Ethernet chip is arranged in the automobile data recorder body, the first Ethernet chip and thesecond Ethernet chip are connected in a paired mode through an Ethernet twisted pair, an SOC chip, an MCU module, a power module, a camera and an SD card slot are arranged in the automobile data recorder body, and an SD card is placed in the SD card slot. The camera writes captured images into the SOC chip in a data format, the SOC chip stores data in an mp4 format after H.264 compression in an SDcard, the automobile data recorder body is further connected with an ACC bus or a CAN bus, the power supply module is externally connected to a 12V power supply in the automobile, and the SOC chip completes information interaction with the automobile machine through the Ethernet. An ARM storage module is arranged in the SOC chip.

    本发明提供了一种基于以太网的行车记录仪,其确保和车机的连接稳定可靠,且确保数据流可双向流通,保证了用户的良好体验。行车记录仪本体内置有第一以太网芯片,所述车机内置有第二以太网芯片,所述第一以太网芯片和第二以太网芯片通过以太网双绞线束配对连接,所述行车记录仪本体内置有SOC芯片、MCU模块、电源模块、摄像头、SD卡槽,所述SD卡槽内放置有SD卡,所述摄像头将捕捉的图像通过数据格式写入SOC芯片内部,所述SOC芯片将数据通过过H.264压缩后保存为mp4格式保存在SD卡,所述行车记录仪本体还连接ACC总线或CAN总线,所述电源模块外接至车内的12V电源,所述SOC芯片通过以太网和车机完成信息交互,所述SOC芯片内置有ARM存储模块。


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    Title :

    Ethernet-based automobile data recorder


    Additional title:

    一种基于以太网的行车记录仪


    Contributors:
    DENG BO (author) / ZHUANG LINHUA (author) / ZENG TIANWU (author) / YUAN DING (author)

    Publication date :

    2021-03-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G07C TIME OR ATTENDANCE REGISTERS , Zeit- oder Anwesenheitskontrollgeräte / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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