About 99 results
https://drivepatents.com/patents/1001250 · 20 Jun 2012
Provided is an electronic device including a secondary battery, a charging section which charges the secondary battery with power supplied from an external power supply section with a set charging current, a measurement section which measures an amount of ...
https://drivepatents.com/patents/1002340 · 16 May 2012
A power management device (114) for use with an electrical device (110) configured to receive electrical power from at least one of a power grid (104) and a battery (112), wherein the power management device (114) includes a switch (120) configured to sele...
https://drivepatents.com/patents/1002845 · 2 May 2012
The power supply apparatus a main power device, an auxiliary power unit, and controlling means. Each of the main power device and the auxiliary power unit is configured to supply DC power to a DC supply line. The main power device is configured to generate...
https://drivepatents.com/patents/1004598 · 7 Mar 2012
An object is to provide a method of charging and maintaining a lithium ion secondary battery which method is capable of preventing a decrease in the capacity of the battery. Another object is to provide a battery system capable of preventing a decrease in ...
https://drivepatents.com/patents/1004761 · 29 Feb 2012
The invention relates to a mobile terminal and a wireless charging method thereof, in which when the mobile terminal performs a wireless charging of a battery using induced current generated from a charging pad, whether the terminal is in a vibration mode ...
https://drivepatents.com/patents/1007645 · 23 Nov 2011
An electronic device (1, 2, 3, 4, 5, 6, 7, 8) for charging a rechargeable device (9) is provided. The electronic device (1, 2, 3, 4, 5, 6, 7, 8) includes a power supply system (10, 20, 30, 40) and a detecting circuit (11, 21, 31, 41, 71, 81), which is elec...
https://drivepatents.com/patents/1008420 · 26 Oct 2011
The present invention provides a method and apparatus for charging a battery. The apparatus includes: a constant current circuit (403), a constant voltage circuit (404) and a control circuit (405). The control circuit is adapted to control the constant cur...
https://drivepatents.com/patents/1009350 · 21 Sep 2011
The method involves charging batteries (1) of a hybrid system by a power generator (3) i.e. fuel cell, in charging phases, and switching the batteries from one charging phase into another charging phase depending on specific parameters. A load (7) is suppl...
https://drivepatents.com/patents/1009428 · 21 Sep 2011
A battery pack (100, 300) and a method of charging the same are disclosed. The battery pack is chargeable by a variety of chargers (200) which have different output voltages. The battery pack comprises a chargeable battery cell (110, 310); a charging termi...
https://drivepatents.com/patents/1009550 · 14 Sep 2011
A charging apparatus includes: a charging circuit (31) configured to charge a secondary battery (15); and a control circuit (32) configured to control an operation of the charging circuit (31), the control circuit (32) including a control unit configured t...