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WO/2013/057896A1 |
An automatic tuning auxiliary circuit (80) is coupled in series to a transmitting antenna (20). A first switch (SWc1) and a second switch (SWc2) are provided in series between a first terminal (81) and a second terminal (82) of the autom...
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WO/2013/059300A2 |
This disclosure provides systems, methods and apparatus for detecting an impedance of a wireless power transmitter load. In one aspect, a method of determining a reactive condition of a wireless power transmitter apparatus is provided. T...
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WO/2013/059441A1 |
Described herein are improved configurations for a wireless power transfer involving photovoltaic panels. Described are methods and designs that use electric energy from a photovoltaic module to energize at least one wireless energy sour...
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WO/2013/053870A2 |
The invention relates to a system having at least one transmitter (1) and one receiver (4) for wirelessly transmitting energy from the transmitter (1) to the receiver (4) in order to supply electrical energy to an electrically operated d...
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WO/2013/054399A1 |
A resonance coil (316) transmits power in a noncontact manner to a power receiving unit of a vehicle. A plurality of electromagnetic induction coils (310, 312, 314) are respectively connected to a power supply unit by means of power line...
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WO/2013/054978A1 |
The present invention relates to a wireless power charging device and method for mobile equipment. The wireless power charging device for mobile equipment according to the present invention is characterized in that it includes: a signal ...
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WO/2013/055192A1 |
The present invention relates to a wireless power charging system and a method thereof. The system includes a power transmitter configured for charging one or more power receivers. The power transmitter includes a signal and control unit...
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WO/2013/054386A1 |
A mobile terminal may include a plurality of antennas to receive radio waves, a receiver circuit to receive power of the radio waves received by the plurality of antennas using a diversity technique, and a charging unit to charge a recha...
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WO/2013/054981A1 |
Disclosed is a non-contact power feeding apparatus using a conductive fluid, through which an electric railroad vehicle or a trolleybus receives required power from a wire in a non-contact state by using the conductive fluid. The non-con...
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WO/2013/056234A2 |
An inductive wireless power transfer system comprises a transmitter configured to generate an electromagnetic field to a coupling region in response to an input signal. The inductive wireless power transfer control logic is configured to...
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WO/2013/053027A1 |
An alternative re-usable electric power supply source comprises an electric circuit formed by an antenna (a), an electromagnetic signal receiving coil (b, c, d), and a full wave rectifier (e). Once the rectified signal is detected and st...
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WO/2013/054800A1 |
A power transmission device (101) has an active electrode (11), a passive electrode (13), and a reference potential electrode (12) that is connected to a reference potential, and a voltage generation circuit that applies voltage between ...
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WO/2013/050699A1 |
The invention relates to a device (1) for emitting energy by electromagnetic coupling which comprises: a single generator (5) outputting an AC electric signal between two terminals; a series of resonant modules (2i) each including a firs...
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WO/2013/051150A1 |
This vehicle (200) is provided with a power reception unit (210), a rectifier (220), a power line (230), and a cooling fan (240). The power reception unit (210) of the vehicle (200) is configured in a manner so as to contactlessly receiv...
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WO/2013/051947A1 |
An inductive power transfer transmitter that includes an enclosure for accommodating devices to be energised. The enclosure has one or more side walls and one or more coils for generating an alternating magnetic field within the enclosur...
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WO/2013/051399A1 |
A wireless power supply device comprises: a measured value acquiring means (20) for acquiring the measured values of voltage and current flowing through a power transmitting device (10); a calculation means (101) for storing a power supp...
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WO/2013/051156A1 |
This battery monitoring device is provided with a receiving unit which receives a wireless signal and outputs a demodulated signal and power from the wireless signal, a first power circuit which supplies power on the basis of said power,...
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WO/2013/048132A1 |
The present disclosure relates to an apparatus and a method for wireless charging. The method includes: receiving a wireless power and performing wireless charging by a wireless power reception apparatus; detecting whether a human body a...
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WO/2013/046368A1 |
A power receiving device comprises: a power receiving unit (27) which further comprises a first capacitor (19) and receives power in a non-contact manner from a power transmitting unit (28) which is disposed externally thereto; a first h...
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WO/2013/048034A1 |
Disclosed is a wireless power transmitter which transmits power through a wireless power receiver to a load side. The wireless power transmitter includes a power source for generating AC power; a transmission coil for wirelessly transmit...
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WO/2013/049065A1 |
This disclosure provides systems, methods, and apparatus for filtering of a rectifier in a wireless power receiver. In one aspect a wireless power receiver apparatus is provided. The receiver apparatus includes a coil circuit configured ...
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WO/2013/047557A1 |
The present invention provides a charger and method that, when performing contactless charging, ameliorates the effect that a positioning means has at the side of a device to be charged. The charger (10) includes: a contactless charging ...
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WO/2013/046594A1 |
In the case where a wireless unit (21) started receiving wireless signals while a power receiving unit (251) is receiving transmission power larger than a first power value, a wireless quality checking unit (261) acquires receiving sensi...
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WO/2013/045754A1 |
Example method, apparatus, and computer program product embodiments are disclosed to enable remote wireless powering and control of an electronic device (200). Example embodiments of the invention include a method comprising the steps of...
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WO/2013/046536A1 |
An automatic tuning auxiliary circuit (30b) is coupled to a transmission antenna (20) and injects a correction current (IA) into or extracts the correction current (IA) from the transmission antenna (20). An H-bridge circuit (36) is prov...
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WO/2013/046391A1 |
A charging controller using wireless power supply presents a risk that a cycle for sampling the current value/voltage value of a secondary side is lengthened and the measurement value of the controlled object does not converge to a targe...
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WO/2013/049067A1 |
This disclosure provides systems, methods, and apparatus for filtering of a rectifier in a wireless power receiver. In one aspect a wireless power receiver apparatus is provided. The receiver apparatus includes a coil circuit configured ...
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WO/2013/048004A1 |
Disclosed is a wireless power transmitter which wirelessly transmits power through a wireless power repeater to a wireless power receiver using resonance. The wireless power transmitter includes a power supply unit for outputting AC powe...
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WO/2013/048092A2 |
The present invention relates to a power supply and pickup system capable of maintaining stability of transmission efficiency despite changes in a resonant frequency. More particularly, the present invention relates to a power supply and...
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WO/2013/042866A1 |
Disclosed are a wireless power apparatus, a wireless charging system using the same, and a power transceiving method. The wireless power apparatus using resonance includes a coil to wirelessly transceive power according to an operating m...
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WO/2013/042229A1 |
A contactless power transmission device is provided with a plurality of first coils (222A to 222C) for receiving power from an AC power source and transmitting the power to a power receiving device, and a control unit (242) for selecting...
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WO/2013/042570A1 |
A non-contact power transmission system (1) comprises a power transmitting device (4) and a power receiving device (7). The power transmitting device (4) transmits AC power modulated on a carrier to the power receiving device (7). The po...
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WO/2013/042224A1 |
A non-contact power transmitting apparatus (10) transmits power in a non-contact manner by means of electromagnetic induction to a power receiving apparatus (20), which is provided with a power receiving coil (220), and a fixed-capacity ...
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WO/2013/042291A1 |
According to one embodiment of the present invention, a wireless power feeding system that can perform long-distance and highly efficient space transmission of power is provided. A wireless power feeding system (100) in one embodiment of...
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WO/2013/042380A1 |
A power supply device (2) is provided with a push-type power generator (4). When a push-button (5) on the push-type power generator (4) is pushed, a variable voltage is generated by a piezoelectric element (6) that excites a primary coil...
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WO/2013/038694A1 |
In a non-contact power transmission device, a non-contact power feed device employs an inductive heating device as a power supply device and comprises a changeover section (8) that receives a high-frequency magnetic field from the induct...
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WO/2013/038074A2 |
The invention relates to a single device (500) combining the functions of an inductive power transmitter for recharging a mobile device and of near-field data communication (NFC) with said mobile device. Said device comprises at least th...
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WO/2013/038675A1 |
A non-contact electrical-power-supply system is provided with a non-contact electrical-power-supply device (3) and an electrical device (10). The non-contact electrical-power-supply device includes a high-frequency inverter (4) for suppl...
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WO/2013/039501A1 |
Techniques are disclosed involving coils that may be used to exchange wireless energy between devices. For instance, a device may include a coil having a plurality of turns arranged along an arc. Further, the coil may have first and seco...
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WO/2013/038695A1 |
A non-contact power feed device (6) employs as a power supply device an inductive heating device (1) provided with a load temperature detection function that detects the load temperature by detecting light from the load and controls the ...
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WO/2013/038591A1 |
This power-reception device or power-transmission device has the following: a first coil; a first retainer that holds the first coil and is formed from a non-magnetic, non-conductive material; and a first electromagnetic-field shield tha...
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WO/2013/038885A1 |
Provided are a vehicle electric power transmission device and a vehicle power source system capable of easily forming a transmission path and wirelessly transmitting electric power. A vehicle power source system (100) includes a power so...
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WO/2013/039500A1 |
Techniques are disclosed involving coils. For example, energy may be transferred between transmitting and receiving coils. The transmitting coil may be in a first device, while the receiving coil may be in a second device. In embodiments...
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WO/2013/038808A1 |
A device for power transmission includes a power transmission section and a detection section. The power transmission section is configured to transmit an electric power wirelessly. The detection section is operatively connected to the p...
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WO/2013/039160A1 |
A moving-vehicle electric power feeding system comprises electric power feeding devices (A1, 1B, 2A, 2B) provided at locations at which a moving vehicle (M) can stop, and a control means (3) for instructing the electric power feeding dev...
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WO/2013/033834A1 |
A method and a system for wirelessly transferring powerby resonating a transmitter antenna with at least two conductors and a transmitter coil at a start-up frequency; tuning the transmitter antenna and the transmitter coil to their reso...
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WO/2013/035988A2 |
An apparatus and method for performing communication in a wireless power transmission system are provided. The apparatus includes a channel search unit configured to search for communication channels other than a channel used in wireless...
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WO/2013/035190A1 |
A power supply device (10) which carries out a power supply by a non-contact power supply acquires the present location of a power receiving device (20), and controls to allow power supply if the receiving device (20) is present in a pre...
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WO/2013/035986A1 |
Disclosed is a wireless power repeater. The wireless power repeater repeats power between a wireless power transmitter and an electronic device. The wireless power repeater includes a charging container having at least one side, wherein ...
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WO/2013/035978A1 |
Disclosed is a wireless power transmission apparatus to wirelessly transmit power to a wireless power receiving apparatus by using resonance. The wireless power transmission apparatus includes a transmission part including a transmission...
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