Fast Charging Method, Power Adapter and Mobile Terminal
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United States of America Patent
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Dec 15, 2016
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May 13, 2015
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Abstract
The present disclosure provides a fast charging method, a power adapter, and a mobile terminal. The method includes: transmitting, by the power adapter, clock signal to the mobile terminal via a first data line of the USB interface during a process of that the power adapter is coupled to the mobile terminal, wherein the clock signal is used for indicating a communication sequence between the power adapter and the mobile terminal; conducting, by the power adapter, a bidirectional communication with the mobile terminal via a second data line of the USB interface under control of the communication sequence, so as to determine to charge the mobile terminal in the fast charging mode; and adjusting, by the power adapter, charging current to the charging current corresponding to the fast charging mode to charge the mobile terminal.
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