| 摘要 |
FIELD: electronic equipment.SUBSTANCE: invention can be used in electrical engineering for charging electronic devices. Charging method comprises powering from battery to an external device, using first circuit; and receiving power from first power supply to provide power supply to battery using second circuit during feeding to an external device, besides, providing battery comprises powering from battery based on determination that external device is connected to an electronic device.EFFECT: providing simultaneous reception of supply and supply of power at first and second charging circuits, respectively.15 cl, 9 dwg |
