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WO/2014/103430A1 |
In a wireless power transmission system (100) wherein power is transmitted from a power transmission device (101) to a power receiving device (102), the power receiving device (102) has a diode bridge constituted by diodes (D1, D2) havin...
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WO/2014/102883A1 |
Provided are a portable terminal (10, 11), and a non-contact charging method for the portable terminal, whereby restrictions relating to non-contact charging are relaxed. The portable terminal (10, 11) is provided with a rectangular boar...
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WO/2014/096200A1 |
The invention relates to an adjustment-tolerant photovoltaic cell in which the front face has at least three sub-segments which can be directly struck by electromagnetic radiation. At least two sub-segments are in the form of a first seg...
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WO/2014/099033A1 |
A wireless charging system includes a microelectronic package (110) containing a system on chip (120) (an SoC), an energy transfer unit (140), and a software protocol (127). The SoC includes a processing device (121), a memory device (12...
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WO/2014/098279A1 |
Disclosed are a wireless power receiving apparatus capable of improving power delivery using a modulation of an effective load resistance of a receiving end, and a wireless power delivery system using said apparatus. A receiving unit of ...
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WO/2014/096035A1 |
The invention relates to a handheld tool battery with a housing (36), at least one battery cell (12), and an inductive charging unit (14) which has at least one coil core (16) and an inductive charging coil (18) for charging the at least...
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WO/2014/099009A1 |
Described herein are techniques related to near field coupling and wireless charging or wireless power transfer (WPT). More particularly, an induced current at a receiving coil antenna is measured and utilized as a basis for re-alignment...
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WO/2014/091802A1 |
Provided is a wireless power transmission system (100) that transmits power from a power transmitting device (1) to a power receiving device (2) by means of electric field coupling, wherein the power receiving device (2) is provided with...
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WO/2014/091549A1 |
A vehicle is equipped with a power receiving unit and an RFID tag. The power receiving unit contactlessly receives power output from a power transmission unit. The RFID tag preliminarily stores information that is identification informat...
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WO/2014/091584A1 |
The present invention is an electrostatic coupling-type non-contact power supply device comprising: a power supply electrode provided in a fixed section; a power-receiving electrode provided in a movable section movably mounted on the fi...
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WO/2014/092339A1 |
A wireless power receiver to wirelessly receive power from a wireless power transmitter comprises a reception coil to receive the power wirelessly transmitted from the wireless power transmitter through a magnetic field, a frequency dete...
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WO/2014/092405A1 |
The invention relates to a wireless power device including a coil to wirelessly transmit or receive power. The coil has a meander pattern. And the quality factor can be increased by reducing the resistance component through the structure...
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WO/2014/092793A1 |
Described herein are techniques related to near field coupling and wireless power transfers. A device may include a cascaded coil antenna to include a first coil antenna that is connected in series with a second coil antenna. The first a...
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WO/2014/093062A1 |
The disclosed couplers operate in a near field mode, meaning energy, whether used to transmit data or power, is transferred through magnetic induction using a circuit having a change in current over a change in time such as by using indu...
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WO/2014/086110A1 |
A microwave energy conversion apparatus comprises a microwave receiving unit and a microwave rectification unit. The microwave receiving unit and the microwave rectification unit are formed by semiconductor blocks (10). Each semiconducto...
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WO/2014/087823A1 |
A non-contact power supply apparatus (201) is provided with a power receiving coil (22), and transmits and receives power in a non-contact manner by means of magnetic coupling between the power receiving coil and a power transmitting coi...
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WO/2014/086330A2 |
A transmitting unit (110) for wirelessly transmitting energy by means of a focused laser beam (130). The transmitting unit has a laser fibre bundle (112) having a plurality of laser fibres, wherein each laser fibre is designed to emit a ...
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WO/2014/087889A1 |
In a non-contact power supply apparatus (1), at least by means of magnetic coupling, power is transmitted to or received by, in a non-contact manner, a power supply-side circuit (10) having a first coil (L1) and a power receiving-side ci...
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WO/2014/088164A1 |
The present invention relates to a method and a device for displaying a transmission and receiving alignment in a wireless charging system, and the present invention has a plurality of sensing coils in the periphery of a transmission coi...
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WO/2014/087685A1 |
With the present invention, it is possible to form a magnetic field space (Z) having a relatively small magnetic field intensity between a power supply resonator (22) and a power receiving resonator (32), by supplying electrical power fr...
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WO/2014/083234A1 |
The invention relates to wireless energy transfer systems wherein electromagnetic field is used to transfer energy over air. An apparatus of a wireless energy transfer system comprises an inductive energy transfer coil (43) comprising at...
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WO/2014/084347A1 |
This inductive charging device (1) is provided with a power transmission-side pad (10), a power transmission-side resonance circuit (11), a power reception-side pad (12), a power reception-side resonance circuit (13), a power transmissio...
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WO/2014/085140A2 |
Systems, methods, and apparatus are provided for tuning in wireless power transfer circuits. One aspect of the disclosure provides an apparatus for tuning. The apparatus includes a field effect transistor having a gate, source, and drain...
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WO/2014/082571A1 |
A wireless charging guide system of an electric vehicle is used for aligning a charging transmission device (5) with a power receiving device (1) during wireless charging. The charging transmission device (5) is installed on the ground. ...
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WO/2014/080928A1 |
This power transmission equipment transmits high-frequency power in contactless fashion to power reception equipment having a coil on the secondary side. The power transmission equipment is provided with a high-frequency power supply for...
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WO/2014/080671A1 |
Provided is a contactless power transmission system that, even in a case where the connection state of a power transmission coil and a power reception coil fluctuates, can contactlessly transmit the power that is required at the power re...
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WO/2014/081118A1 |
Disclosed is a magnetic field shielding material for an electronic device that uses an AC magnetic field and transfers signals and energy. The magnetic field shielding material includes a first surface and a second surface opposed to the...
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WO/2014/080647A1 |
The coil plane of a power-feeding resonator (22) in a power-feeding module (202) and the coil plane of a power-receiving resonator (32) in a power-receiving module (203) are aligned so as to face each other, cylindrical magnetic members ...
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WO/2014/081071A1 |
In the present invention, wireless power is delivered by using an electromagnetic field to operate a sensor mounted on a laboratory animal, and a signal detected by the sensor is delivered to a data analysis system through electromagneti...
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WO/2014/081054A1 |
The present invention relates to a wireless charging mobile phone. The present invention provides a charging control device and control method for a wireless charging mobile phone, and the charging control device has a wireless charging ...
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WO/2014/076802A1 |
[Problem] To efficiently supply power in a non-contact manner using a relay device. [Solution] A non-contact power supply system (1) in which the transmission efficiency of a first route mode in which power is supplied from a power suppl...
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WO/2014/077896A1 |
A system (10) to provide alignment between a source resonator (24) and a capture resonator (18) is disclosed. The source resonator (24) is configured to emit a magnetic charging signal (28) or a magnetic beacon signal (38). The source re...
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WO/2014/076898A1 |
A non-contact adapter (20) is provided with: a power receiving coil (22) that generates an induced voltage in combination with an alternating magnetic flux; a power supply circuit that receives the induced voltage generated by the power ...
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WO/2014/077056A1 |
This contactless electricity supply system is provided with an electricity supply device (S) having an electricity supply coil (4) and an electricity reception device (M) having an electricity reception coil (11). Contactless electricity...
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WO/2014/076801A1 |
[Problem] To make it possible to efficiently supply power in a non-contact manner from a power supply side to a power receiving side. [Solution] A non-contact power supply system (1) in which a first transmission efficiency that is the t...
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WO/2014/077703A1 |
A power supply system including: a power supply configured to provide a constant AC current; a power transmission line connected to the power supply to form a closed circuit; and at least one pickup configured to accept and slidingly eng...
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WO/2014/077112A1 |
This liquid crystal module (1) is provided with a backlight (2) for emitting light (a lighting device), a liquid crystal panel (3) upon which the light emitted by the lighting device is incident, and a power transmission coil (4) for gen...
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WO/2014/073863A1 |
Disclosed is a wireless power receiver and a power control method thereof. The wireless power receiver includes a reception unit to receive power from the wireless power transmitter by using a resonance scheme; a load management unit to ...
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WO/2014/073270A1 |
When electrical power is supplied to an electronic device (30) in contactless fashion by electromagnetic waves from a power supply unit (20), the transmission frequency, which is the frequency of the electromagnetic waves, is detected by...
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WO/2014/073207A1 |
A power transmission device comprises a power transmitting unit for wirelessly transmitting power and a power receiving unit for receiving the power. The power transmitting unit and the power receiving unit are each equipped with a power...
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WO/2014/073932A1 |
A power supplying apparatus includes a power supply and an alternating current (AC) power generator. The power supply generates a direct current (DC) power. The alternating current (AC) power generator comprises an inductor configured to...
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WO/2014/075103A1 |
An RF lens includes a multitude of radiators adapted to transmit radio frequency electromagnetic EM waves whose phases are modulated so as to concentrate the radiated power in a small volume of space in order to power an electronic devic...
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WO/2014/073990A1 |
The present application relates to the detection of moving vehicles and other objects, in particular though not exclusively for the application of switching stationary charging pads for moving electric vehicle charging. There is provided...
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WO/2014/068989A1 |
Provided is a frequency control device used in a wireless power transmission device that wirelessly transmits, at a predetermined frequency, input power from a transmission antenna containing a first oscillation circuit to a receiving an...
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WO/2014/068992A1 |
A transmitting antenna (22) includes a first resonance circuit that contains a transmission coil (Lt). A receiving antenna (31) includes a second resonance circuit that contains a receiving coil (Lr). When electromagnetically coupled to ...
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WO/2014/069331A1 |
A contactless power feeding device comprises a coil (12) which contactlessly transmits and receives power to and from a partner coil (22) using magnetic coupling, a first capacitor (13i), and a second capacitor (13o). The coil is wound i...
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WO/2014/069239A1 |
A power feeding device having N power feeding coils from a first system to an Nth system (N is an integer no less than two) to wirelessly feed power to a power receiving device having N power receiving coils from a first system to an Nth...
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WO/2014/069147A1 |
A power transmission apparatus (11) is capable of transmitting alternating current power to a power reception apparatus (21) in a non-contact manner, said power reception apparatus having a secondary-side coil (23a). The power transmissi...
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WO/2014/070026A1 |
An inductively coupled power transmitter (1) uses a force detector to detect the presence of a potential device (5, 6) by monitoring forces applied to a surface of the power transmitter and activates the inductively coupled power transmi...
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WO/2014/065556A1 |
Provided are a method and apparatus for wirelessly transmitting energy. A wireless energy transmitter may perform sampling to obtain first samples from an alternating current (AC) signal that is induced at an energy transmission (TX) end...
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