About 151 results
https://drivepatents.com/patents/1005978 · 25 Jan 2012
An input/output apparatus is provided which is capable of preventing electric shock without reinforcing the insulation of a power-supply unit and capable of connecting to a USB, a LAN, or the like. An input/output apparatus 2 includes a power-supply circui...
https://drivepatents.com/patents/1005968 · 25 Jan 2012
In an electrical power transmission system according to the present invention, a frequency generator outputs electrical power of an electrical signal having approximately the same frequency component as a resonant frequency of a resonant element to the res...
https://drivepatents.com/patents/1006358 · 11 Jan 2012
A non-contact power supplying device includes a power-receiving resonating means set to have a predetermined resonant frequency; a power-feeding resonating means set to have a resonance frequency equal to the predetermined resonant frequency; an oscillatin...
https://drivepatents.com/patents/1007339 · 7 Dec 2011
The circuit has a primary-sided circuit arranged on a primary side and connected with a primary-sided supply voltage. A secondary-sided circuit is connected with a load and includes an after-stabilization stage i.e. linear regulator. A transmission stage i...
https://drivepatents.com/patents/1007782 · 16 Nov 2011
Provided is an apparatus and a method for transmitting power to electronic devices and of transmitting and receiving data. The method of transmitting power includes searching for a device to be charged located in an area, determining whether the found devi...
https://drivepatents.com/patents/1008729 · 12 Oct 2011
It is provided an apparatus for transferring energy to an accumulator, the apparatus comprising: a core (115, 215, 315); and a wire (117, 217) wound around the core thereby forming a coil (113, 213, 413, 513), wherein the coil is adapted to receive energy ...
https://drivepatents.com/patents/1008750 · 12 Oct 2011
Power is fed from a feeding coil L2 to a receiving coil L3. In a wireless power receiver 118, capacitors CA and CB are each charged by received power and function as a DC power source. Meanwhile, a reference signal and an input signal are supplied to a con...
https://drivepatents.com/patents/1009372 · 21 Sep 2011
Power is fed from a power feeding coil L2 to a power receiving coil L3 by magnetic resonance. A VCO 202 alternately turns ON/OFF switching transistors Q1 and Q2 at a drive frequency fo, whereby AC power is supplied to the power feeding coil L2, and then th...
https://drivepatents.com/patents/1009509 · 14 Sep 2011
The method involves generating a short sequence of pulse of direct voltage, and short-circuiting a series-resonant circuit. Frequency of oscillation generated in the resonant circuit is measured, and a long sequence of more pulses of direct voltage is gene...
https://drivepatents.com/patents/1010754 · 27 Jul 2011
A power supplying apparatus (20) includes: a power generation section (22) adapted to generate power to be supplied; a power supplying element (211) adapted to receive the power generated by and supplied thereto from the power generation section; and a plu...