The utility model relates to a transfer device, a device identification method and a device identification device, relating to the data processing field, which can simultaneously satisfy the first device to identify the DFP device and the UFP device according to the USB TYPE_C protocol in the same transfer device. The switching device includes: the first USB interface and the second USB interface, the VBUS of the first USB interface and the VBUS of the second USB interface are electrically connected; the first channel configuration signal pin of the first USB interface is electrically connected to the ID pin of the second USB interface through the first resistance; and the ID pin of the second USB interface is electrically connected to the power supply of the second USB interface through the second resistance. Signal pin VBUS electrical connection; the first resistance value to meet the first device in accordance with the USB TYPE C protocol UFP device identification standards, the first resistance value and the second resistance value combined to meet the first device in accordance with the USB TYPE C protocol DFP device identification standards.
【技术实现步骤摘要】
【国外来华专利技术】PCT国内申请,说明书已公开。
【技术保护点】
PCT国内申请,权利要求书已公开。
【技术特征摘要】
【国外来华专利技术】2016.12....
【专利技术属性】
技术研发人员:刘峰,杨江涛,许建军,
申请(专利权)人:华为技术有限公司,
类型:发明
国别省市:广东,44
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