Patent ID: 9124107
Filing Date: 2015-09-01
Classification: H01M,H02J,Y02E

Abstract:
1. A charger comprising: a charging unit that charges a battery device including a battery; a communication unit that receives first information indicating a temperature of the battery detected by the battery device from the battery device; a first detection unit that detects second information indicating a temperature of the battery; a second detection unit that detects third information indicating a voltage between terminals for connecting the battery device; and a control unit that (a) controls, using a value obtained based on the first information and the second information, charging of the battery device if the charger and the battery device are connected, and (b) controls, using a value obtained based on the third information and fourth information indicating a voltage of the battery detected by the battery device, charging of the battery device if the charger and the battery device are connected.