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WO/2012/059132 |
It is disclosed an EMC filter circuit (1), which comprises an essentially rigid busbar (3) for carrying an electric power to which is superposed a noise component in a conductive housing (2), which connected to ground. The filter (1) com...
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WO/2012/039119 |
There is provided a noise filter which can reliably reject an in-phase component included in a differential signal without generating antiresonance at a target frequency reject and, a transmission device including such a noise filter. En...
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WO/2011/144662 |
The invention relates to an active isolation filter, in particular in Π-connection with a series arm and at least one shunt arm, comprising at least one first capacitor (C1) disposed in the shunt arm and an inductive impedance element (...
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WO/2011/095904 |
The present disclosure is directed to inventive methods and apparatus for an integrated electronics filter where a ferrite bead is partially enclosed in a grommet. The grommet is connected an electronics enclosure in a location that enab...
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WO/2011/061374 |
Method and device for automatically locating radio stations, of the type which comprises at least a first database of radio and/or television stations (1, 21, 31), which includes the geographical location points or position of the statio...
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WO/2011/039089 |
The invention relates to a method for operating a household appliance, said household appliance comprising at least one interruptible network connection to a supply network, an interference filter (Z10) having at least one capacitance, a...
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WO/2011/011102 |
This disclosure describes techniques for reducing, and possibly eliminating, adverse effects caused by signals induced on an inductive antenna of an implanted medical device by varying magnetic fields from a source of interference, such ...
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WO/2010/139376 |
The invention relates to a device for generating brief, strong current pulses in a coil, wherein the coil generates magnetic field pulses with a duration of 20 to 3000 microseconds and a strength of 0.1 to 5 tesla, which cause electric s...
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WO/2010/118512 |
Some embodiments of the invention provide a filter having at least one first filter, each first filter being a band-reject type filter having a first set of filter parameters that are a function of a first material used to fabricate the ...
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WO/2010/102797 |
The invention relates to a device for reducing the signal noise in an electric component (6, 9, 10, 11, 12, 13, 15) transmitting electric signals. An option for reducing signal noise in an electric component transmitting electric signals...
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WO/2010/092308 |
The invention relates to a filtering network in HR-Si silicon technology, defined by at least one cut-off frequency FC and comprising an input terminal P1 for receiving the signal to be filtered and an output terminal P2 for delivering a...
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WO/2010/068386 |
Power system and method for providing electrical power are provided. The system includes a traction system and auxiliary equipment coupled to a power bus. The traction system includes one or more electromotive machines having a first typ...
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WO/2010/063797 |
The present invention relates to a miniature transducer assembly for a wireless portable terminal. The miniature transducer assembly of the present invention comprises a transducer unit comprising a number of voice coils for displacing a...
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WO/2010/065049 |
Implantable medical leads having resistance characteristics adapted to dissipate radio frequency (RF) electromagnetic energy during medical procedures such as magnetic resonance imaging (MRI) are disclosed. An illustrative medical device...
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WO/2010/016821 |
A power supply for IGBT/FET drivers (1) that provides separated, isolated power to each IGBT/FET driver in a system wherein the power supply (1) is connected to at least one voltage controller (16) having at least one line in main power ...
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WO/2010/012195 |
An adjustment device of an electronic parameter is provided, the device includes: a substrate (4), at least two input port pairs (11, 12) on the substrate (4), a location body (3) and at least one first apparatus (C1, C2, C3, C4, C5, C6)...
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WO/2010/014377 |
ABSTRACT A capacitive element for an implantable medical device feedthrough element includes a bore, to receive a feedthrough member, or pin of the filtered feedthrough element, an external surface extending laterally outward from a firs...
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WO/2009/146961 |
The invention relates to a lossy triphase low-pass filter (34) having a filter choke (18), a filter capacitor (20), and an attenuation element (32) per phase of said low-pass filter (34), wherein one filter capacitor (20) and one attenua...
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WO/2009/083504 |
The invention relates to a power-factor correction circuit for a three-phase power supply, wherein the correction circuit includes an input filtering unit receiving the three current phases, at least one inductance per phase located down...
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WO/2009/001170 |
A filter package is provided with a support structure, a filter device having terminals, impedance matching circuits formed on the support structure and electrically connected to at least some of the terminals of the filter device, and a...
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WO/2009/001312 |
The packaged device of the invention combines common mode filtering and ESD protection and is tuned to give optimum common mode protection at RF frequencies in use for mobile telephony, particularly, the lower frequency band of GSM. The ...
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WO/2008/155433 |
A circuit for radiofrequency devices applicable to living tissues and device containing same. The supply circuit for the electrodes comprises a series resonant filter and a parallel resonant filter, synthonized to admit the fundamental s...
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WO/2008/098628 |
The invention relates to an attenuation element. According to the invention, this attenuation element has two rail pieces (46, 48) and two conducting pieces (50, 52), wherein a rail piece (46, 48) and a conducting piece (50, 52) each are...
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WO/2008/097758 |
An output filter for a switching audio amplifier includes a magnetic core having a gapped central leg and a first and a second outer leg. The central leg and the first outer leg form a first independent magnetic path and the central leg ...
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WO/2008/086626 |
An electrical filter includes a circuit board with an insulative substrate of alternating wide and narrow portions between input and output ends. Capacitors received in through-holes in the wide portions are electrically coupled to signa...
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WO/2008/034643 |
A low pass filter comprising a first coil (Lp1) coupled between a first input (Vinl) and a first output (Voutl) terminal of the filter, a second coil (Lp2) coupled between a second input (Vin2) and a second output (Vout2) terminal of thi...
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WO/2008/025424 |
The subject of the invention is a device for suppressing high frequency current or/and voltage components, applicable in protecting electrical equipment, especially against the effects of overvoltage in electrical power networks and stat...
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WO/2008/020029 |
EMC filter, connectable between a supply network and an electric operated appliance to reduce conduction noise between said supply network and said appliance, comprising one voltage regulator (120, 120a, 120b, 120c) having an output term...
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WO/2007/145127 |
[PROBLEMS] To obtain a variable frequency source with high signal purity. [MEANS FOR SOLVING PROBLEMS] A series resonant circuit comprises a pair of resonant elements mutually connected in series at a midpoint and having mutually identic...
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WO/2007/140918 |
A device for absorbing the electrical noise in cables contains a housing with a feed-through for a cable, which in the fastened position projects out of both end-faces of the housing. Externally on each of the end faces there are two str...
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WO/2007/128271 |
The invention relates to a powerful 3-point inverter that is triggered by a pulse width modulator (5). The generated inverter voltage (Upwm) is used as an input signal for the LLCC bandpass filter (8) comprising a parallel inductor (Lp) ...
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WO/2007/128271 |
The invention relates to a powerful 3-point inverter that is triggered by a pulse width modulator (5). The generated inverter voltage (Upwm) is used as an input signal for the LLCC bandpass filter (8) comprising a parallel inductor (Lp) ...
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WO/2007/127441 |
A valve metal electromagnetic interference filter (VMEIF). The filter comprises a porous valve metal pellet (9) with at least three terminals (12, 14, 20) extending therefrom. A dielectric layer (11) at least partially circumvents the si...
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WO/2007/127441 |
A valve metal electromagnetic interference filter (VMEIF). The filter comprises a porous valve metal pellet (9) with at least three terminals (12, 14, 20) extending therefrom. A dielectric layer (11) at least partially circumvents the si...
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WO/2007/118167 |
A two-step tuning process for resistors (410) and capacitors (420) in an integrated circuit (170) is described. In the first step of the tuning process, an on-chiρ adjustable resistor (410) is tuned based on an external resistor to obta...
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WO/2007/118167 |
A two-step tuning process for resistors (410) and capacitors (420) in an integrated circuit (170) is described. In the first step of the tuning process, an on-chiρ adjustable resistor (410) is tuned based on an external resistor to obta...
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WO/2007/069943 |
A filter means for a HVDC system the filter means comprising capacitor means and reactor means arranged in an indoor location having a first space for erecting filter components comprising a high voltage area and a low voltage area defin...
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WO/2006/084505 |
An active EMC filter for medical applications allows reducing the leakage current normally induced by large phase-to-ground capacitances. The filter may comprise an active shunt module or an impedance converter or a correction signal gen...
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WO/2006/077000 |
The invention relates to an electrical component (1) comprising at least one electrical component unit (10, 20), at least one capacitance structure (100, 200), at least one induction structure (140, 240), and at least one electrical conn...
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WO/2006/053992 |
The invention concerns the improvement of the operational quality of electronic analog wideband appliances by replacing the capacitors used for filtering and decoupling supply voltages as well as for connection between successive functio...
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WO/2006/045834 |
An electromagnetic core which can be mounted on an electric component. The core is structured in such a way that it forms and electric capacitor.
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WO/2006/024983 |
The invention relates to an Electromagnetic Interference (EMI) filter circuit (Fa) for suppressing a Line Conducted Interference (LCI) signal. The EMI filter circuit (Fa) comprises a filter inductance (Lo) to carry a supply current (Isup...
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WO/2005/117255 |
A filter circuit, an optical module, an IC, a connector, a transmitting apparatus and a transmitting system having the filter circuit that reduces an induced current caused by an external magnetic field noise occurring from an adjacent c...
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WO/2005/101626 |
A noise suppressing circuit capable of suppressing noise over a wide frequency range while reducing the size. The noise suppressing circuit comprises first and second inductors (51, 52) inserted in series in a first conductor (3), and a ...
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WO/2005/091976 |
The invention includes an electromagnetic filter for a feedthrough conductor, and a method of making such a filter. At least two dielectric components are supported from a first side of a substrate, such as a housing or a printed circuit...
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WO/2005/076469 |
EMC filter (10) which is clamped on a power or mains line (12) and contains insulation displacement devices (15), for connecting the filter without sectioning the power cables, and a magnetic circuit, which is formed when the filter is c...
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WO/2005/072070 |
A small-size inexpensive signal detector used for easily detecting noise as a development tool for device developing engineers. To power supply lines (21A, 21B) connected to power supply input terminals (T1), a signal suppressing filter ...
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WO/2005/071836 |
The invention relates to a low-pass circuit having a variable cutoff frequency. The low-pass circuit is characterized in that it varies the cutoff frequency by way of pulse-width modulation.
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WO/2005/062061 |
The present invention relates to an integrator circuit capable of integrating a current electrical signal (I), which comprises an operational amplifier (7) having an inverting input terminal (-), a noninverting terminal (+) and an outp...
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WO/2005/060092 |
A noise filter (21) includes a capacitor (22) having a hot-side input terminal (28), a hot-side output terminal (29), a ground-side input terminal (32), and a ground-side output terminal (33). On a wiring board (51), there are formed a h...
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