| 摘要 |
The invention relates to an electronic device (10) comprising a means for generating power supply voltage (VBUS) intended for supplying power to a mobile apparatus (11) via a shielded cable (12), the shielding (13) of the cable (12) being connected to a supply ground (Gnd') of the mobile apparatus (11), the electronic device (10) being characterised in that same includes: a means for measuring the voltage (VGnd') in the shielding (13) of the cable (12), and a means for generating a regulated voltage (VBetaUS') from power supply voltage (VBUS) and the voltage (VGnd') in the shielding (13) of the cable (12). |
