About 52 results
https://drivepatents.com/patents/989505 · 19 Jun 2013
The invention provides an electric vehicle charging system in which the charging station and the vehicle each have a power transfer measurement unit, and a communication system for communicating data at least from the vehicle to the station. The power deli...
https://drivepatents.com/patents/984907 · 5 Jun 2013
Various embodiments relate to an in-cell battery management device including: an integrated circuit (IC) including a controller, a resistive balancer, a voltage sensor, and a pressure sensor; and an IC package that encloses the IC having a hole over the pr...
https://drivepatents.com/patents/995389 · 5 Dec 2012
Various aspects of the present disclosure are directed to monitoring battery cells. In accordance with various embodiments, an energy storage cell apparatus includes a current injection circuit that separately inject current into individual ones of a plura...
https://drivepatents.com/patents/996191 · 7 Nov 2012
A circuit arrangement for determining impedance of a battery cell is provided. A first circuit is configured to generate sine and cosine waveforms having N sample values per period. A second circuit is coupled to an output of the first circuit and is confi...
https://drivepatents.com/patents/996367 · 31 Oct 2012
In one embodiment, an energy storage cell arrangement is provided. The arrangement includes a plurality of battery cells coupled in series and a plurality of first circuits coupled to respective subsets of the plurality of cells. Each first circuit is conf...
https://drivepatents.com/patents/998351 · 12 Sep 2012
Wireless communications between a vehicle base station and a transponder are authenticated. Interior and exterior antennas are respectively driven using first driving currents, the interior antenna being separated from the transponder by a portion of a veh...
https://drivepatents.com/patents/999748 · 1 Aug 2012
A vehicle parking assistance system comprises an image processing unit which combines multiple images which comprise views in different directions around the vehicle to form a bird's eye view. An image representing the vehicle is superimposed into the bird...
https://drivepatents.com/patents/999733 · 1 Aug 2012
A vehicle parking assistance system is based on presenting a bird's eye view. The display has an input interface such as a touch-input display or a remote input device such as a joystick. In this case, by selecting a desired position on the display (which ...
https://drivepatents.com/patents/1000018 · 25 Jul 2012
A power supply circuit and a method for operating the power supply circuit are described. In one embodiment, a power supply circuit includes at least one input terminal to receive at least one input voltage, a power element including multiple power element...
https://drivepatents.com/patents/1001208 · 20 Jun 2012
The application of braking force to drive components that move a vehicle is controlled. As consistent with one or more example embodiments, an integrated circuit chip is located at each of two or more drive components (e.g., wheels) of a vehicle for contro...