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WO/2023/102370A1 |
Systems and methods for a wireless power transfer system are provided. A resonator arrangement includes a housing, a magnetic core positioned within the housing and defining an annular groove, a coil element positioned within the annular...
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WO/2023/099672A1 |
The invention is based on an energy transfer coil device for inductive energy transfer by means of an alternating magnetic field between two induction coils (22, 22'), comprising a first induction coil (22, 22') of the two induction coil...
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WO/2023/099252A1 |
The invention relates to a cooling device (100) for cooling a unit (X) to be cooled, the device comprising: at least one sintered body (130, 140, 150, 160, 170, 180) which is formed as one piece from a starting material by sintering; at ...
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WO/2023/098170A1 |
Provided in the present application are a wireless charging coil, an electronic device including a wireless charging coil, and an antenna. The wireless charging coil comprises layers of a plurality of coil groups, which are connected in ...
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WO/2023/095831A1 |
The purpose of the present disclosure is to reduce the possibility that the mode conversion characteristics for a common mode noise filter will deteriorate. A common mode noise filter (1) comprises a plurality of insulator layers (20), a...
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WO/2023/092628A1 |
Disclosed is a 35 kV dry-type single-phase combined test transformer, comprising four single-phase transformers, wherein a double-leg iron core comprising two iron core legs is arranged in each single-phase transformer, a high-voltage co...
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WO/2023/095430A1 |
The purpose of the present invention is to obtain an inductor which has a small size, can deal with a large current, and has a large coupling coefficient. This inductor (10) comprises a magnetic core (11) and a coil element (12) embedded...
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WO/2023/095534A1 |
This reactor comprises a reactor including a coil and a magnetic core, and a sensor for measuring a physical quantity of the reactor. The coil includes a tubular winding portion. The magnetic core includes a first end-core portion and a ...
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WO/2023/092629A1 |
The present invention belongs to the technical field of transformers, and particularly relates to a variable-flux voltage-variation rectifier transformer for an electric trolley. The variable-flux voltage-variation rectifier transformer ...
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WO/2023/089588A1 |
A wireless power transfer coupling apparatus, comprising: at least one conductive member configured as a layer of the first coupling member to provide a magnetic field for wireless power transfer, the conductive member having; a first en...
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WO/2023/087484A1 |
Provided in the present application are a voltage transformation method, an electronic device, and a planar transformer and a winding structure thereof. A first winding and a second winding of the planar transformer are arranged in a cav...
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WO/2023/090181A1 |
The present disclosure provides a circuit device that can suppress changes in the parasitic inductance of a capacitor. In the present disclosure, a circuit device (100) comprises a substrate (60) and a coil component (1). The coil compon...
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WO/2023/088672A1 |
The application discloses a filter-choke (10) to be used in an EMI filter comprising: - a closed magnetic core (20) having two core-legs (21, 22), wherein the magnetic core is configured to be assembled out of at least two core-segments ...
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WO/2023/087435A1 |
The present invention relates to an improved grounding transformer doubling as a station transformer, comprising: a grounding transformer secondary side; and a grounding transformer primary side comprising six primary side windings A1, A...
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WO/2023/087694A1 |
The present application relates to a transformer and an electrical device. The transformer comprises: a low-voltage coil; a high-voltage coil; a magnetic core, which at least partially passes through the low-voltage coil and the high-vol...
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WO/2023/089475A1 |
A common mode current filter comprises a magnetic core (2), multiple electrical windings (3), each extending between two ends (3a, 3b) and comprising multiple coils (3c) wound around the magnetic core (2), and a fluxgate magnetometer (5)...
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WO/2023/087432A1 |
The present invention relates to the technical field of pre-magnetizing apparatuses, and in particular to a pre-magnetizing apparatus for a power supply transformer. The pre-magnetizing apparatus comprises a main power supply source (1),...
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WO/2023/087838A1 |
The present invention relates to a transformer and a production method therefor. The transformer comprises a frame body (1), a wire-type winding (2) and a magnetic core (3). The frame body (1) comprises a supporting frame (11) and a base...
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WO/2023/088559A1 |
Multi-helical windings in a transformer are disclosed. A group of helical windings (100) that are connected in series (e.g., a single, continuous cable wound around a cylinder) may be concentrically arranged around a longitudinal axis to...
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WO/2023/085903A1 |
The present disclosure provides a variable wireless power transmission apparatus including a plurality of resonators and a control method of the wireless power transmission apparatus. The wireless power transmission apparatus of the pres...
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WO/2023/085485A1 |
The present invention relates to a measurement device for measuring an operation current and a fault current of a circuit breaker by using a single Rogowski coil, capable of simultaneously measuring the operation current and the fault cu...
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WO/2023/084878A1 |
This electronic component (10) comprises an element body (20), two first internal electrodes (41) as wiring, a glass film (50), and a first base electrode (61A). The first internal electrodes (41) are positioned in an interior of the ele...
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WO/2023/085698A1 |
Disclosed is a laminated common mode filter which implements a wide band characteristic and in which the resistance and inductance of coil patterns configuring each channel are formed uniformly. The disclosed laminated common mode filter...
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WO/2023/084879A1 |
In the present invention, a first internal electrode (41) is positioned inside an element body (20). A glass film (50) covers an outer surface (21) of the element body (20). A first base electrode (61A) is electrically connected to the f...
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WO/2023/084943A1 |
An electronic component (101) comprises: a body (10) having a first surface (1); a base electrode (6) disposed on the first surface (1); and a plating film (7) covering the base electrode (6). The first surface (1) has a reference surfac...
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WO/2023/082741A1 |
Disclosed in the present invention is a three-phase reactor. The three-phase reactor comprises an iron core assembly, a clip assembly and a magnetism equalization assembly, wherein the iron core assembly comprises three iron core posts s...
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WO/2023/083611A1 |
A choke module (1) comprises a choke (2) with a magnetic core (4) and at least two windings (5, 6) and footprint capacitor (3) which forms a plate capacitor and which is configured to provide a mechanical support for the choke (2),, the ...
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WO/2023/084858A1 |
An element (20) has a recess (26A) that is recessed from an outer surface (21). The inner surface of the recess (26A) is not covered with a glass film (50). When the recess (26A) is viewed facing in a direction orthogonal to the outer su...
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WO/2023/084942A1 |
An electronic component (101) comprises: a body (10) having a first surface (1); and a plurality of electrodes (3) disposed on the first surface (1). Each of the plurality of electrodes (3) has a base electrode (6) and a plated film (7) ...
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WO/2023/084999A1 |
A power supply device (1) comprises an electronic component unit (10) having a voltage conversion function, and a circuit substrate (20) having a multilayer structure. The electronic component unit (10) includes an inductor unit (15) in ...
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WO/2023/082771A1 |
A DC-terminal multistage filter structure, a motor controller, and a vehicle, wherein the DC-terminal multistage filter structure is fixed to a DC terminal in a controller housing; the head end of the DC terminal is a high-voltage bus 23...
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WO/2023/085549A1 |
The present invention relates to: a coil-embedded inductor using a ferrite core, wherein the inductor can improve inductance characteristics while preventing the local concentration of magnetic flux density; and a manufacturing method th...
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WO/2023/081838A1 |
A vessel transport system in a liquid handler system includes vessel movers that transport a sample vessel using a magnetic base. A track provides a selective magnetic field to propel the magnetic base of each vessel mover along the trac...
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WO/2023/079469A1 |
The compact LC filter for radio frequency power transmitters comprises an input terminal (1), an inductor (21) and at least one capacitor (22), forming a resonant circuit (2), electrically connected to said input terminal (1) to receive ...
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WO/2023/079470A1 |
The compact LC filter for radio frequency power transmitters comprises an input terminal (1), an inductor (21) and at least one capacitor (22), forming a resonant circuit (2), electrically connected to said input terminal (1) to receive ...
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WO/2023/080607A1 |
Proposed is a laminated common mode filter in which a ground pattern is interposed between coil patterns to form additional capacitance. The proposed laminated common mode filter comprises: an upper electrode layer composed of a laminate...
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WO/2023/079736A1 |
An oil flow relay (100) comprises: an in-oil component (3); a first accommodation part (2); a second accommodation part (4); and an in-air component (5). The in-oil component (3) includes a first magnet (31). The first accommodation part...
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WO/2023/081309A1 |
An electromagnetic component includes at least one winding having one or more turns and at least one conductor disposed in a location where the at least one winding produces an alternating magnetic field. The at least one conductor has a...
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WO/2023/079003A1 |
A method for obtaining an improved transformer design for a power plant, comprises the steps of defining one or more critical temperatures (θhwnormal, θhwcontingency, θh, θo) in the operation of the transformer, determining a limit (...
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WO/2023/080326A1 |
According to one embodiment of the present invention, process steps are minimized so as to reduce overall process costs and, simultaneously, encapsulation is carried out by means of low-pressure insert injection molding so that a predete...
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WO/2023/080310A1 |
The present invention relates to an air-cooled magnetic stimulator comprising: a housing unit having a contact surface, which is formed on a lower portion thereof and with which a portion of the body is to come into contact; a handle uni...
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WO/2023/077247A1 |
The present invention relates to a passive stabiliser capable of attracting residual currents from the neutral before they reach the transformer, thereby preventing faults generated by current "returns" between the single-phase loads and...
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WO/2023/080597A1 |
A wireless power transmission system is provided. A wireless power transmission system according to one embodiment of the present invention comprises: a first power transmission unit including a first shielding sheet, which has both ends...
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WO/2023/080681A1 |
The present disclosure can provide a wireless power transmitter comprising: a plurality of primary coils for transmitting wireless power through magnetic coupling to a secondary coil of a wireless power receiver; and a plurality of perma...
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WO/2023/072562A1 |
A coupling method (1) for ends (2) of electrical cables (3) of an inductive winding. The cables (3) are constituted by an electrically conducting core (4) covered by a layer of dielectric material (5). The method (1) comprises a first st...
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WO/2023/073203A1 |
Cores for electromagnetic devices are discussed. In one example, a core comprises three arc-shaped limbs. Each limb has a first end and a second end, and is arranged around a central axis. The first ends of the limbs are mutually connect...
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WO/2023/075239A1 |
The present invention relates to a transformer comprising a main body (100) and cores (210, 220) coupled to the main body (100), wherein the main body (100) comprises a first bobbin (110) and a second bobbin (130), the second bobbin (130...
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WO/2023/075242A1 |
Provided is a magnetic field shielding module for an electric vehicle. The magnetic field shielding module for an electric vehicle according to an embodiment of the present invention is utilized in a wireless power transmission module fo...
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WO/2023/076396A1 |
The present disclosure is a system and method for measuring both load current and residual current within an electronic component. The electronic component includes a first toroidal core for measuring load current and a second toroidal c...
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WO/2023/074584A1 |
Provided is a laminated core (10) provided with: a laminate (10A) of electromagnetic steel plates (W); and, a granular oxide that contains magnetite and covers a side surface (20) of the laminate (10A), the contact angle of water droplet...
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