About 99 results
https://drivepatents.com/patents/1009663 · 7 Sep 2011
A reverse connection protecting device is provided, comprising: a charging and discharging interface defining first and second lead-in ends, and first and second lead-out ends corresponding to the first and second lead-in ends respectively, in which the se...
https://drivepatents.com/patents/1011509 · 29 Jun 2011
A method and a apparatus for controlling charging and discharging of a battery used in the base station are provided. The method includes the following steps: obtaining configuration parameters in the base station that are used for controlling the charging...
https://drivepatents.com/patents/1012072 · 15 Jun 2011
Provided is a mobile device driven by a secondary battery which can be charged and discharged. The mobile device detects a full charge of the secondary battery which is repeatedly charged and acquires and stores the capacity of the secondary battery upon t...
https://drivepatents.com/patents/1012403 · 1 Jun 2011
A battery includes one or more rechargeable cells, a wireless power coil, a battery charger circuit, and may further include an RFID module. The wireless power coil is operable to generate an AC voltage from a wireless power electromagnetic field. The batt...
https://drivepatents.com/patents/1012438 · 1 Jun 2011
A method for protecting a battery cell from high-temperature swelling, the method includes: sensing a temperature and a voltage of the battery cell; determining whether the sensed temperature of the battery cell exceeds a reference temperature; determining...
https://drivepatents.com/patents/1013523 · 27 Apr 2011
An object is to reliably conduct cell balancing operation while suppressing deterioration of batteries and maintaining operating efficiency. When the cell balance control by the cell balancing circuit 3 is started, the system control device 30 sets an on/o...
https://drivepatents.com/patents/1013837 · 13 Apr 2011
The system has an electronic unit (11) calculating variation of voltage based on time. The electronic unit controls interruption of load of a rechargeable battery (1), when the variation of voltage is greater than a first threshold. The electronic unit con...
https://drivepatents.com/patents/1015012 · 16 Mar 2011
An apparatus balances a charging voltage of each battery cell of a battery pack. The apparatus includes a discharge resistor installed on a conductive line connected to both ends of a battery cell in parallel; a balance signal relay unit for relaying a cha...
https://drivepatents.com/patents/1015057 · 9 Mar 2011
A method of charging a battery pack that can prevent a battery or an external power source from being damaged due to a trickle charge current in order to improve battery safety, and the battery itself. The method of charging the battery pack includes deter...
https://drivepatents.com/patents/1015468 · 23 Feb 2011
A cell balancing circuit with a self-balancing function and a secondary battery with the cell balancing circuit are disclosed. The cell balancing circuit includes a balancing unit provided for every two adjacent unit cells among the unit cells. The balanci...