About 151 results
https://drivepatents.com/patents/997851 · 26 Sep 2012
Provided are a method for controlling a power transmission in a wireless power transmission apparatus, and a power transmission apparatus thereof. The method includes detecting (S11) via an object detecting sensor whether a foreign object is placed on a ch...
https://drivepatents.com/patents/997839 · 26 Sep 2012
Provided are a power control method in a wireless power transmission assembly and the wireless power transmission assembly. The method includes: outputting (S7) a direct current voltage to wireless power transmission apparatus, the direct current voltage g...
https://drivepatents.com/patents/1000619 · 4 Jul 2012
A wireless power transmission apparatus (10) and a wireless power transmission system are provided. The wireless power transmission apparatus includes a main body (100); and a support (140) which is disposed on a side surface of the main body, wherein the ...
https://drivepatents.com/patents/1002012 · 30 May 2012
A power transmission device (20) includes a power supply unit (200) configured to supply power by a resonance frequency for magnetic resonance; a power transmission resonance coil (300) capable of magnetic resonance with a power reception resonance coil in...
https://drivepatents.com/patents/1003223 · 18 Apr 2012
Disclosed herein is a power feeding device including: power transmitting section which transmits electric power by way of a magnetic field; a set of first and second electrodes (14A,14B) which are spaced from each other; a power supply (130) which applies ...
https://drivepatents.com/patents/1004372 · 14 Mar 2012
A wireless charging apparatus and a wireless charging system using the same are provided. The wireless charging apparatus includes a sensing resonator that senses for an external device; a transmission resonator that transmits energy to the external device...
https://drivepatents.com/patents/1005556 · 8 Feb 2012
According to an embodiment, a determining device for determining a transmission parameter for wirelessly transmitting energy from a sending device to a receiving apparatus is provided, comprising: an authorization checking device which is configured to car...
https://drivepatents.com/patents/1005394 · 8 Feb 2012
Provided is a wireless power transmitting device (1) of a wireless power supply system, that includes a wireless power transmitting unit (10) that includes a variable resonant circuit (100) having a variable-controllable resonant frequency characteristic a...
https://drivepatents.com/patents/1005828 · 1 Feb 2012
A circuit for powering a remote device comprises an inverter operating at the operating frequency, a tank circuit including a capacitor and an inductor for transferring power to the remote device and a phase comparator. The phase comparator compares the ph...
https://drivepatents.com/patents/1005609 · 1 Feb 2012
The present disclosure provides a wireless feeding system (10) including: a feeding device (20); and a power receiving device (30) receiving power transmitted from the feeding device; wherein the feeding device includes a power generating section (24) gene...