MULTI-STEP CHARGING DEVICE AND MULTI-STEP CHARGING METHOD

摘要

The present invention relates to a multi-step charging device and to a multi-step charging method to shorten charging time. According to various embodiments of the present, the multi-step charging device includes: a charging amount measuring part for measuring the amount of charging of a battery in real time; a charging method setting part for setting a charging method of the battery according to the amount of charging; and a power applying part for supplying power to the battery based on the charging method.