Patent ID: 7501792
Filing Date: 2009-03-10
Classification: G06F,H02J

Abstract:
1. A charging-cable comprising a charger-connector for connecting the charging-cable to a mating USB connector in a charger; and a device-connector for connecting the charging-cable to a portable electronic device, where the charger-connector comprises USB-terminals arranged so that: where the device-connector comprises device-terminals arranged to be operatively connected to the portable electronic device so that a first device-terminal connects to a ground terminal and a second device-terminal connects to a charging terminal of the portable electronic device, where: the first USB-terminal is connected to one of the second or third USB-terminals via a first circuit so that the first USB-terminal can be operatively connected to the other of the second or third USB-terminals when the charger-connector is connected to an external charger comprising a second circuit that connects the second USB-terminal to the third USB-terminal; and the other of the second or third USB-terminals is connected to the second device-terminal via a third circuit so that the first USB-terminal can be operatively connected to the charging terminal of the portable electronic device via the first, second and third circuits.