USB charger, mobile terminal and charging method t

专利名称：USB charger, mobile terminal and charging

method thereof

发明人：Peng Lei,Liangjin Chen,Wangping

Liang,Guobing Luan,Fuqiang Zhnag,MingweiZhang

申请号：US14719677申请日：20150522公开号：US09923396B2公开日：20180320

专利附图：

摘要：A USB charger, a mobile terminal, and a charging method are provided. The USB

charger for charging a mobile terminal, includes a first logic control unit through whichbidirectional communication is established between the USB charger and the mobileterminal, wherein the first logic control unit is configured to: send, to the mobile terminal,a first signal which indicates a maximum output capability of the USB charger; receive,from the mobile terminal, a second signal which indicates magnitude of a voltagerequested by the mobile terminal; adjust a voltage output from the USB charger to beconsistent with the voltage requested by the mobile terminal; and transmit a clock signalbetween the mobile terminal. Accordingly, the USB charger and the mobile terminal cancommunicate through two single signal wires by way of pulse signals. Thus, the mobileterminal is charged in a fast, safe, and simply way.

申请人：Spreadtrum Communications (Shanghai) Co., Ltd.

地址：Zhangjiang, Shanghai CN

国籍：CN

代理机构：Cantor Colburn LLP

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