Samsung Electronics Co., Ltd.

Jinsoo Ha

Jaedeok Cha

Sunghoon Kim

Sunghun Kim

Hyungwook Choi

Insung Hwang

Yongbum Ha

A charging adapter according to an embodiment comprises: a first battery; and a charging circuit configured to charge the first battery with external power and generate first power, wherein in a fast charging mode, the charging circuit is configured to charge a second battery in an electronic device detachably connected to the charging adapter based on the first power generated and the first battery is configured to generate a second power and charge the second battery with the second power while the charging circuit charges the second battery.

Power charging system and power charging method using adapter with built-in battery

An apparatus for charging a battery of an electronic device is provided. The apparatus includes a battery configured to supply power to the electronic device; a charger configured to charge the battery according to a set charging voltage (V_SET) and a charging current (I_SET); and a controller configured to set the V_SET and the I_SET, and receive an output value of the charger or the battery during charging to re-set the V_SET if the output value corresponds to a pre-set reference range.

Method and apparatus for controlling battery charging of device

Growing community of inventors

Gyeonggi-do, South Korea

Jinsoo Ha