| 摘要 |
Disclosed are a method and a device for high-speed charging using voltage modulation of a universal serial bus (USB), which can adjust the voltage applied to a USB data cable of a mobile phone to its a maximum charging current. The present invention provides a method and a device for high-speed charging using voltage modulation of a USB, which can charge not a current limited to 500 mA but a maximum charging current through the USB. |
