About 52 results
https://drivepatents.com/patents/972625 · 9 Jul 2014
A wireless charger is disclosed. The charger contains a coil with a plurality of taps, thereby facilitating charging according to different frequencies and standards. Detection of the standard appropriate to a particular receiver may be accomplished by mod...
https://drivepatents.com/patents/973238 · 25 Jun 2014
An apparatus (pad) and method for wirelessly charging a receiver are disclosed. The pad includes one or more NFC antennas which can receive an NFC signal from the receiver. The pad also contains one or more charging coils. Measurement of the signal strengt...
https://drivepatents.com/patents/974340 · 28 May 2014
A circuit for delivering power to a load from a wireless power supply comprises an inductor coil for placing in the electromagnetic field of an inductor coil of a supply and a switchable capacitor bank with capacitors switchable at least between a series a...
https://drivepatents.com/patents/978225 · 19 Feb 2014
In accordance with various example embodiments, a vehicle base station wirelessly communicates data with a remote transceiver circuit. The remote transceiver circuit intermittently transitions a data-receiving circuit of the remote transceiver circuit betw...
https://drivepatents.com/patents/978457 · 12 Feb 2014
An energy storage cell for a multi-cell energy storage device is disclosed. The energy storage cell comprises a cell information storage device adapted to store cell information regarding the energy storage cell.
https://drivepatents.com/patents/981524 · 27 Nov 2013
a gaming system has a pressure measurement in the remote control (which may be the complete gaming apparatus) and this is used to derive a height of the remote control. In this way, barometric pressure measurement allows precise determination of the altitu...
https://drivepatents.com/patents/981499 · 27 Nov 2013
Temperature characteristics of battery cells are detected. In accordance with one or more embodiments, an intercept frequency is detected for each battery cell, at which frequency an imaginary part of a plot of impedance values of the battery cell exhibits...
https://drivepatents.com/patents/984178 · 4 Sep 2013
Wireless communications between a vehicle base station and a transponder are authenticated. In accordance with one or more embodiments, two or more antennas including at least one antenna within a vehicle are respectively driven using driving currents mult...
https://drivepatents.com/patents/984435 · 28 Aug 2013
Wireless charging and data communication are effected. In accordance with various example embodiments, a transceiver-type circuit wirelessly charges portable devices, such as hand-held telephones via wireless signals, and also wirelessly communicates data ...
https://drivepatents.com/patents/988861 · 10 Jul 2013
A portable motion-sensing circuit (128), carried by a user, indicates that motion is sensed in response to detecting whether the user has been moving for a predetermined period of time. A communication circuit (120) operates in active mode and inactive mod...