Patent application number | Description | Published |
20080211320 | WIRELESS POWER APPARATUS AND METHODS - Wireless energy transfer system. Antennas are maintained at resonance with High Q. Techniques of maintaining the high-Q resonance matching are disclosed. | 09-04-2008 |
20090058189 | LONG RANGE LOW FREQUENCY RESONATOR AND MATERIALS - Transmission of power at low frequencies, e.g. less than 1 MHz. The power can be transmitted in various ways, using different structures included stranded wire such as Litz wire. The inductor can also use cores of ferrites for example. Passive repeaters can also be used. | 03-05-2009 |
20090072627 | Maximizing Power Yield from Wireless Power Magnetic Resonators - Magneto mechanical systems used for wireless power reception. A miniature moving magnet is placed in an oscillating magnetic field. Movement of the magnet causes power to be generated. | 03-19-2009 |
20090072628 | Antennas for Wireless Power applications - Receive and transmit antennas for wireless power. The antennas are formed to receive magnetic power and produce outputs of usable power based on the magnetic transmission. Antenna designs for mobile devices are disclosed | 03-19-2009 |
20090079268 | Transmitters and receivers for wireless energy transfer - Techniques for wireless power transmission. An antenna has a part that amplifies a flux to make the antenna have a larger effective size than its actual size. | 03-26-2009 |
20090167449 | Wireless Power Transfer using Magneto Mechanical Systems - Wireless power transfer is received using a magneto mechanical system. Movement of the magneto mechanical system is converted to electric power. | 07-02-2009 |
20110266878 | Transmitters and receivers for wireless energy transfer - Techniques for wireless power transmission. An antenna has a part that amplifies a flux to make the antenna have a larger effective size than its actual size. | 11-03-2011 |
20110309685 | Maximizing Power Yield from Wireless Power Magnetic Resonators - Magneto mechanical systems used for wireless power reception. A miniature moving magnet is placed in an oscillating magnetic field. Movement of the magnet causes power to be generated. | 12-22-2011 |
20140125140 | COIL ARRANGEMENTS IN WIRELESS POWER TRANSFER SYSTEMS FOR LOW ELECTROMAGNETIC EMISSIONS - This disclosure provides systems, methods and apparatus for wireless power transfer. In one aspect the disclosure provides an apparatus for wirelessly communicating power. The apparatus includes a first conductive structure, with a length greater than a width, configured to wirelessly receive power via a magnetic field. The first conductive structure includes two substantially co-planar loops. The first conductive structure has a first edge and a second edge each intersecting a geometric line along the length of the first conductive structure. The apparatus further includes a second conductive structure, with a length greater than width, positioned between the first conductive structure and a magnetic material and configured to wirelessly receive power via the magnetic field. The length of the second conductive structure is substantially equal to at least a distance along the geometric line between the first edge and the second edge of the first conductive structure. | 05-08-2014 |
20140300203 | HIGH EFFICIENCY AND POWER TRANSFER IN WIRELESS POWER MAGNETIC RESONATORS - A wireless power transmission system is disclosed. In one aspect, the system includes a transmitting antenna configured to transmit power, via a magnetic field, to a receiving antenna to power a load. The system also includes a tuning loop electrically isolated from the transmitting antenna and being movable relative to the transmitting antenna to adjust a coupling between the transmitting antenna and the tuning loop. | 10-09-2014 |
20150061590 | ADAPTIVE WIRELESS ENERGY TRANSFER SYSTEM - Exemplary embodiments are directed to wireless power transfer using magnetic resonance in a coupling mode region between a charging base (CB) and a remote system such as a battery electric vehicle (BEV). The wireless power transfer can occur from the CB to the remote system and from the remote system to the CB. Load adaptation and power control methods can be employed to adjust the amount of power transferred over the wireless power link, while maintaining transfer efficiency. | 03-05-2015 |