Portable electronic apparatus and charging apparatus

摘要

A portable electronic device including a battery, a direct current (DC) power source, a first device that consumes a first amount of power during operation, a second device that consumes a second amount of power during operation, the second amount of power being more than the first amount of power, a first switch provided in a charging path between the DC power source and the battery, a second switch provided in a path for supplying power from the battery to the second device, and a charging control circuit that controls charging the battery by connecting the first switch when external power is supplied via the DC power source, and control the second switch to be connected and the first switch to be disconnected when the second device is operated during the charging.

主权项

1. A portable electronic device comprising:
a battery; a direct current (DC) power source; a first device that consumes a first amount of power during operation; a second device that consumes a second amount of power during operation, the second amount of power being more than the first amount of power; a first switch provided in a charging path between the DC power source and the battery; a second switch provided in a path for supplying power from the battery to the second device; a third switch provided in a path for supplying power from the battery to the first device; and a charging control circuit configured to
control the first switch to be disconnected, the second switch to be connected, and the third switch to be disconnected when external power is supplied via the DC power source and the second device is operational;control the first switch to be connected, the second switch to be disconnected, and the third switch to be disconnected when external power is supplied via the DC power source and the second device is not operational;control the first switch to be disconnected, the second switch to be connected, and the third switch to be connected when external power is not supplied via the DC power source and the second device is operational; andcontrol the first switch to be disconnected, the second switch to be disconnected, and the third switch to be connected when external power is not supplied via the DC power source and the second device is not operational.