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Patent Searching and Data


Matches 801 - 850 out of 25,290

Document Document Title
WO/2013/170173A2
A method for adjusting reactance includes an adjustable reactance generator including a comparator receiving an input sinusoidal waveform and outputting a square wave that retains the frequency and phase of the applied sinusoidal wavefor...  
WO/2013/165261A3
A method for detecting the presence of a receiver in an inductively coupled power transfer system having a transmitter and receiver. The method includes switching on a transmitter converter at a first frequency, measuring the inrush curr...  
WO/2013/165166A1
Since the magnetic sheet (10) of the present invention has a much thinner thickness compared to a corresponding conventional magnetic layer and radiator coil material assembly and has no adhesive layer or air layer between the magnetic l...  
WO/2013/163052A3
A system for heating a hydrocarbon resource in a subterranean formation having a wellbore extending therein is provided. The system includes a radio frequency (RF) source, an RF antenna to be positioned within the wellbore, and a transfo...  
WO/2013/160305A3
The invention relates to an arrangement for providing a land vehicle, in particular a rail vehicle or a road automobile, with electric energy by producing an electromagnetic field on a primary side located on the track of the vehicle and...  
WO/2013/156168A3
The invention relates to a coil unit (1; 14; 15; 23; 28; 30; 34) with a housing (2) and a coil (6) integrated therein for the inductive transfer of electrical energy to a secondary coil of a movable electric consumer, in particular of an...  
WO/2013/150784A1
Provided is a coil unit with which the proximity effect between lines is suppressed and resistance loss is inhibited, with which magnetic flux directivity is improved and coil inductance is increased, and with which coil Q value is incre...  
WO/2013/150785A1
Provided is a coil unit with which the proximity effect in the coil is suppressed, with which loss resistance and a reduction in power transmission efficiency are inhibited, and with which power transmission efficiency is not significant...  
WO/2013/150726A1
This wireless power supply device (2f) transmits, to a wireless power receiving device, a power signal which includes any of an electric field, magnetic field, or electromagnetic field component. A reflection coil (202) is provided separ...  
WO/2013/145648A1
A contactless power supply device is provided with a power transmission side pad (11) and power reception side pad (12). The power transmission side pad and the power reception side pad are each provided with a core (110, 210, 310, 410, ...  
WO/2013/143737A1
The present invention relates to an ignition coil comprising a coil former (2) for receiving a winding, wherein the coil former (2) has a frame-like structure. The invention also relates to a method for producing a winding.  
WO/2013/143939A1
The invention relates to a device for inductively transmitting power, comprising a primary unit (1) with a primary coil (6) and comprising a secondary unit (2) with a secondary coil (6). The primary coil generates a magnetic transmission...  
WO/2013/145788A1
[Problem] To suppress transmission efficiency drops due to a misalignment in the positions of a primary side power transmitting coil and a secondary side power transmitting coil. [Solution] This power transmitting device (1) has a second...  
WO/2013/145647A1
The wireless charging device is provided with power transmission-side pads (11, 21, 31, 41, 51, 61, 71, 81, 91) and a power reception-side pad (12). The power transmission-side pads and power reception-side pad each have a laminated core...  
WO/2013/145613A1
A power supply apparatus capable of appropriately supplying electrical power to a power transmission coil even if a foreign object is heated during power supply. The power supply apparatus (100) is provided with a power supply coil (103a...  
WO/2013/145019A1
Provided is an insulated transmission medium, which has low loss, small size and low cost, transmits electromagnetic energy between circuits having different reference potentials, and which has high insulation reliability. This insulated...  
WO/2013/145573A1
Provided is a contactless power supply system which supplies electric power contactlessly to a transfer carriage through a pair of power supply lines (21) provided along the rail of the transfer carriage. The system comprises: an EI core...  
WO/2013/142056A1
Systems, methods and apparatus for a wireless power transfer are disclosed. In one aspect a wireless power transfer apparatus (601) is provided. The apparatus includes a casing (602). The apparatus further includes an electrical componen...  
WO/2013/139428A1
Energy transmission system with a module that can be inductively coupled to a primary conductor system, particularly wherein the primary conductor system comprises a live conductor and a return conductor, wherein the module has a bottom ...  
WO/2013/142065A3
Methods and apparatuses for wireless power transfer, and particularly, wireless power transfer to remote systems such as electric vehicles are disclosed. In one aspect, a wireless power transfer device is provided comprising a casing hou...  
WO/2013/140618A1
An instrument current transformer (50) is equipped with a current transformer mounting frame (5) to which a current transformer core (4) is attached. The current transformer mounting frame (5) comprises a cylindrical member (5a) and a su...  
WO/2013/141653A1
Disclosed is a wireless power apparatus including a magnetic substrate and a coil directly disposed on the magnetic substrate. The coil has a spiral type structure. The thickness of the coil used in wireless power transmission is optimiz...  
WO/2013/140780A1
A magnetic component (100) has a core (150) on which windings (121a, 121b, 122) are wound. The windings (121a, 121b) are electrically connected in series to constitute a coil of a first reactor. The winding (122) constitutes a coil of a ...  
WO/2013/142064A1
Systems, methods and apparatuses for wireless power transfer are disclosed. In one aspect, a wireless power transfer apparatus (300) is provided comprising a casing (301) with at least one projecting member (401) projecting from an inner...  
WO/2013/142066A1
An apparatus, a system and a method for wireless power transfer are disclosed. A method of forming a physical core of a wireless power transfer device includes positioning two or more electromagnetically permeable members adjacent to one...  
WO/2013/141620A1
A secondary coil (40) applied to an electromagnetic induction type non-contact charging system according to the present invention comprises: a substrate (41); a first coil (42) which is stacked on one side of the substrate (41) and has a...  
WO/2013/142065A2
Methods and apparatuses for wireless power transfer, and particularly, wireless power transfer to remote systems such as electric vehicles are disclosed. In one aspect, a wireless power transfer device is provided comprising a casing hou...  
WO/2013/141718A1
Systems, methods and apparatus for wireless power transfer and particularly wireless power transfer to remote systems such as electric vehicles are disclosed. In one aspect an induction coil is provided comprising a plurality of substant...  
WO/2013/136330A1
Inductive power transfer system for charging batteries may include an inductive power transmitter, an inductive power receiver and an electrochemical cell or battery. The inductive power receiver may include a secondary inductor incorpor...  
WO/2013/133254A1
In a contactless power transfer device which has a transmission coil for supplying electric power to a receiving coil without contact via magnetic coupling, and a magnetic body (20), the transmission coil includes a plurality of coils ha...  
WO/2013/133255A1
In a contactless power transfer device which supplies electric power from a transmission coil to a receiving coil without contact via magnetic coupling, the transmission coil and/or receiving coil comprises a first coil and second coil e...  
WO/2013/129073A1
[Problem] To maintain the electromagnetic coupling efficiency between a power-receiving coil and a power-transmitting coil, while making the thickness thin. [Solution] This battery pack is placed on a charging stand and can be charged in...  
WO/2013/124941A1
Provided is a transformer for which leak inductance can be adjusted as desired and machining is simple, it being possible to significantly reduce the size of the transformer. A transformer provided with a primary coil (10), a secondary c...  
WO/2013/125372A1
The present invention relates to coil units (CU1, CU2) that at least send or receive electrical power through electromagnetic induction. These coil units (CU1, CU2) comprise the following: coils (L1, L2); capacitors (C1, C2) that are ele...  
WO/2013/126342A2
Systems, methods, and apparatus for amplifying a voltage in wireless power transmitters are disclosed. In one aspect, the transmitter comprises a first circuit configured to generate a first signal. The first signal comprises a non-inver...  
WO/2013/125072A1
[Solution] A power supply unit, being a power supply device that supplies power to a power reception device, using electromagnetic induction. The power supply unit has a power supply coil wherein planar coils (4A, 4B), having wire wound ...  
WO/2013/124212A1
The invention relates to a measuring transducer housing unit that comprises a housing assembly (2) having a hollow volume. The housing assembly (2) having a hollow volume has a first and a second end (5, 6). A longitudinal axis (1) exten...  
WO/2013/125556A1
Provided are: a wireless-charging-system shielded case that allows efficient power delivery while also ensuring environmental resistance, e.g. strength and water-resistance; and a wireless charging system using said shielded case. This s...  
WO/2013/124359A3
The invention relates to a wireless power connector and a wireless power connector system including at least one wireless power connector for contactless receiving electric power from a second connector and for contactless supplying elec...  
WO/2013/122483A1
The present invention provides a magnetic flux pad for generating or receiving magnetic flux, comprising at least three coils positioned such that the windings thereof are in substantially the same plane, and a power supply or pickup con...  
WO/2013/120710A3
The invention describes an apparatus for the contactless transmission of energy to a corresponding apparatus, comprising a coil (102; 202), the coil windings (104, 106; 204, 206) of said coil being arranged in one plane. The coil (102; 2...  
WO/2013/118482A1
Provided is a power transmission coil that can suppress the effects when the dimensions of the coil bodies are incorrect, and the positions of both coils are offset. There are a first planar coil having an inner diameter (Di) and a secon...  
WO/2013/118745A1
A non-contact power supply system (A) is provided with a ground-based power supply apparatus (S) having a power supplying coil (4), and a moving vehicle (M) having a power receiving coil (11), and the system supplies power in non-contact...  
WO/2013/117973A3
A power transmitting device includes a power transmitting portion that contactlessly transmits electric power to a power receiving portion. The power transmitting portion has a resonance coil (24) and a tubular member (240) that faces th...  
WO/2013/119884A1
Apparatus and methods for testing inductively coupled downhole systems are described. An example inductive coupler assembly for use in a wellbore includes an inductive coupler fixed to a completion in the wellbore, a drill pipe, a portio...  
WO/2013/114511A1
An electrical power transfer apparatus has: an electrical power transmitting device that has an AC power supply (101) equipped with a circuit for outputting electrical power including at least a fundamental harmonic and a second harmonic...  
WO/2013/114943A1
A current detection device (1) is provided with a magnetic core (10) and a container member (41). The magnetic core (10) has a main body (101) and projection parts (102). The main body (101) is formed in series along an annular route sur...  
WO/2013/112613A1
An apparatus for dual side control includes a measurement module 202 that measures a voltage and a current of an IPT system 104. The voltage includes an output voltage and/or an input voltage and the current includes an output current an...  
WO/2013/112614A1
A system includes a first stage of an inductive power transfer system with an LCL load resonant converter with a switching section, an LCL tuning circuit, and a primary receiver pad. The IPT system includes a second stage with a secondar...  
WO/2013/110898A1
The invention relates to an structure for an electromagnetic component, comprising at least one first coil former (2) inwardly defining a recess for a magnetic core (5) and outwardly delimiting a tubular coil casing for at least one wind...  

Matches 801 - 850 out of 25,290