About 59 results
https://drivepatents.com/patents/976801 · 2 Apr 2014
Disclosed are a wireless power transmitter and a method of controlling power thereof. A wireless power transmitter includes a power supply device to supply AC power to the wireless power transmitter; and a transmission coil to transmit the AC power to a re...
https://drivepatents.com/patents/977203 · 19 Mar 2014
The system has a radio module (2) and power supply unit (3) which is with a field device (1). A power supply adapter (10) is provided an energy transmitter (11) for the wireless transfer of energy to the power supply unit. The power supply unit is provided...
https://drivepatents.com/patents/979658 · 15 Jan 2014
A wireless power transfer method for a wireless power transfer apparatus using full and half-bridge inverter topologies includes detecting whether or not a wireless power receiver (200) is present within a range of power being transferrable in a wireless m...
https://drivepatents.com/patents/981398 · 4 Dec 2013
A power-transmission-unit-side resonant circuit including a resonant capacitor (Cr) connected in series with a power transmission coil (Lp) and a power-reception-unit-side resonant circuit including a resonant capacitor (Crs) connected in series with a pow...
https://drivepatents.com/patents/981345 · 4 Dec 2013
Coil units (CU) equipped with primary coils having the same specification are provided in a power feeding module. Coil-unit intermeshing recess sections (11) are formed on a printed circuit board (10) to match each of the coil units (CU). Pads (PD) for joi...
https://drivepatents.com/patents/982144 · 6 Nov 2013
A method of configuring windings in an inductive charging pad array by using capacitors for impedance control and configuring windings to reduce the stray magnetic fields produced.
https://drivepatents.com/patents/983479 · 9 Oct 2013
The transmitter (105) has a generator (120) for charging a transmitting coil (125) with an alternating electric signal. A control unit (132) is arranged for controlling generator in response to an electrical parameter. A field probe (130) is arranged for p...
https://drivepatents.com/patents/984442 · 28 Aug 2013
Disclosed are a wireless power receiver and a method of managing the same. The wireless power receiver to wirelessly receive power from a wireless power transmitter and transmit the power to a load includes a receiving unit to receive AC power from the wir...
https://drivepatents.com/patents/988625 · 17 Jul 2013
Provided is an over-voltage protection device for a resonant wireless power transmission device. The over-voltage protection device includes an amplifier for amplifying a transmission signal, a resonance signal generator for generating a wireless resonance...
https://drivepatents.com/patents/988596 · 17 Jul 2013
There provided a power receiving device connectable with a first load (14) circuit operating according to AC power (11) from a power transmitting device (12) in which the power receiver receives the AC power (11) from the power transmitting device (12) via...