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Electromagnetic Interference patents



      
           
This page is updated frequently with new Electromagnetic Interference-related patent applications. Subscribe to the Electromagnetic Interference RSS feed to automatically get the update: related Electromagnetic RSS feeds. RSS updates for this page: Electromagnetic Interference RSS RSS


Integrated circuit common-mode filters with esd protection and manufacturing method

Integrated emi filter circuit with esd protection and incorporating capacitors

Date/App# patent app List of recent Electromagnetic Interference-related patents
07/17/14
20140199568
 Cable-type secondary battery patent thumbnailnew patent Cable-type secondary battery
The present invention provides a cable-type secondary battery having a horizontal cross section of a predetermined shape and extending longitudinally, comprising: an electrode assembly comprising an inner electrode having an inner current collector and an inner electrode active material layer surrounding the outer surface of the inner current collector; a separation layer surrounding the outer surface of the inner electrode to prevent a short circuit between electrodes; and an outer electrode active material layer surrounding the outer surface of the separation layer and an outer current collector surrounding the outer surface of the outer electrode active material layer, a signal transmitter arranged parallel to the electrode assembly and comprising a core for transmitting a signal, made of a wire; and a shield surrounding the core to prevent electromagnetic interference, and a protection coating simultaneously surrounding the electrode assembly and the signal transmitter.. .
07/17/14
20140198418
 Integrated circuit common-mode filters with esd protection and manufacturing method patent thumbnailnew patent Integrated circuit common-mode filters with esd protection and manufacturing method
An integrated circuit common-mode electromagnetic interference filter incorporating electro-static discharge protection comprising two inductive coils is provided. A pair of primary and secondary spiral inductor coils is disposed corresponding to each other.
07/17/14
20140198417
 Integrated emi filter circuit with esd protection and incorporating capacitors patent thumbnailnew patent Integrated emi filter circuit with esd protection and incorporating capacitors
An integrated electromagnetic interference (emi) filter circuit with electrostatic discharge (esd) protection and incorporating capacitors is provided. At least one passive element, i.e.
07/10/14
20140193612
 Nanostructured articles and methods to make the same patent thumbnailNanostructured articles and methods to make the same
Material comprising sub-micrometer particles dispersed in a polymeric matrix. The materials are useful in article, for example, for numerous applications including display applications (e.g., liquid crystal displays (lcd), light emitting diode (led) displays, or plasma displays); light extraction; electromagnetic interference (emi) shielding, ophthalmic lenses; face shielding lenses or films; window films; antireflection for construction applications; and construction applications or traffic signs..
07/10/14
20140191924
 Low passive intermodulation chokes for electrical cables patent thumbnailLow passive intermodulation chokes for electrical cables
This disclosure relates to chokes for suppressing undesired signals such as such as common mode electromagnetic interference (emi) and/or radio frequency interference (rfi). The chokes can include an electro-conductive sleeve disposed over an electrical cable and the sleeve can be configured to suppress an undesired signal.
07/10/14
20140191920
 Low passive intermodulation chokes for electrical cables patent thumbnailLow passive intermodulation chokes for electrical cables
This disclosure relates to chokes for suppressing undesired signals such as such as common mode electromagnetic interference (emi) and/or radio frequency interference (rfi). The chokes can include an electro-conductive sleeve disposed over an electrical cable and the sleeve can be configured to suppress an undesired signal.
07/10/14
20140191376
 Semiconductor package and fabrication method thereof patent thumbnailSemiconductor package and fabrication method thereof
A semiconductor package is provided, including: a substrate; a first semiconductor element disposed on the substrate and having a first conductive pad grounded to the substrate; a conductive layer formed on the first semiconductor element and electrically connected to the substrate; a second semiconductor element disposed on the first semiconductor element through the conductive layer; and an encapsulant formed on the substrate and encapsulating the first and second semiconductor elements. Therefore, the first and second semiconductor elements are protected from electromagnetic interference (emi) shielding with the conductive layer being connected to the grounding pad of the substrate.
07/03/14
20140186023
 Apparatus for modular implementation of multi-function active optical cables patent thumbnailApparatus for modular implementation of multi-function active optical cables
Apparatus enabling modular implementation of active optical cable (aoc) with multiple integrated functions including: integration of different types of data on the aoc via media conversion; distribution of electrical power over the aoc; electrical multiplexing data channels for optical fibers; integration of voltage regulators enabling aoc operation at different supply voltages; integration of voltage regulators to provide stable, low noise power source; ruggedized, blind-mateable electrical connectors; integration of electronics and optoelectronics inside a connector backshell; implementation of health monitoring and test channel enabling monitoring, test, and control of both ends of the aoc and monitoring and control of upstream systems and components; and enabling a form, fit, function replacement of existing electrical cables to improve swap, electromagnetic interference resiliency, length-bandwidth product, electromagnetic pulse resistance, signal integrity, system reliability, testability and maintenance. Aocs are customized for different connectors, pin-outs, electrical data combinations, power distribution and power supplies with minimal redesign/requalification..
06/26/14
20140177181
 Electromagnetic interference shielding structures patent thumbnailElectromagnetic interference shielding structures
Electrical components are mounted on a printed circuit in an electronic device housing. Shielding can structures may include a sheet metal shield can layer with a conductive gasket.
06/26/14
20140177180
 Electromagnetic interference shielding and strain relief structures for coupled printed circuits patent thumbnailElectromagnetic interference shielding and strain relief structures for coupled printed circuits
Electrical components in an electronic device are mounted on substrates such as printed circuits. Printed circuits contain signal paths formed from metal traces.
06/26/14
20140176289
Electromagnetic interference filter and method of manufacturing the same
There are provided an electromagnetic interference filter and a method of manufacturing the same. The electromagnetic interference filter includes a base core including a first base core and a second base core facing the first base core, a leg core including first and second leg cores disposed between the first base core and the second base core, the first and second leg cores facing each other, a winding coil part including first and second winding coils wound around the first and second leg cores, respectively, and connected to a power supply, the first and second winding coils respectively providing magnetizing inductance and leakage inductance, and a central core disposed between the first and second cores to provide an inductance leakage path between the first and second base cores..
06/26/14
20140176110
Output driver having reduced electromagnetic susceptibility and associated methods
An electronic circuit includes a driver circuit having an output terminal that can be coupled to a load to drive the load. A control circuit may be coupled to the driver circuit for controlling the driver circuit.
06/26/14
20140175621
Systems and methods for providing intramodule radio frequency isolation
A radio frequency (rf) module comprises rf-shielding structure for providing three-dimensional electromagnetic interference shielding with respect to one or more rf devices disposed on the module. The rf-shielding may comprise wirebond structures disposed adjacent to or surrounding an rf device.
06/26/14
20140174814
Electromagnetic interference shield and electronic device using the same
An electromagnetic interference shield includes a shell body and a magnetic material layer formed on the shell body. A number of holes are defined in the shell body.
06/26/14
20140174813
Noise dampening energy efficient tape and gasket material
A noise dampening tape and gasket material for reducing or preventing unwanted electromagnetic interference from escaping or entering an enclosure. The noise dampening gasket includes an inner core section, a carbon material layer surrounding the inner core section, an insulating layer surrounding the carbon material layer, and a metal shield layer surrounding the insulating layer.
06/19/14
20140169021
Light pipe with electromagnetic interference shielding
A light pipe assembly may include a first light pipe having a light pipe column element at an end of the first light pipe. The light pipe column element may have a plurality of light pipe columns.
06/19/14
20140168829
Gate drive circuits that control electromagnetic interference and switching losses and related methods
Gate drive circuits for use with semiconductor switching devices are provided. The gate drive circuits include a gate resistor of the semiconductor switching device; a resistance control module in series with the gate resistor of the semiconductor switching device, the resistance control module being configured to provide a first resistance that controls electromagnetic interference under normal operating conditions; and a second resistance during abnormal events; and an abnormal event detector coupled to the resistance control module, the abnormal event detector configured to detect an abnormal event and send an abnormal event signal to the resistance control module responsive to detection of the abnormal event.
06/19/14
20140167782
Electromagnetic interference measuring device and electromagnetic interference measuring method
Provided is an electromagnetic interference (emi) measuring device. The emi measuring device according to the present invention includes an electromagnetic wave eliminating unit eliminating remaining electromagnetic waves from a dut in response to an eliminating control signal of the control unit.
06/19/14
20140166350
Methods for forming metallized dielectric structures
An electronic device may be provided with metal coated dielectric structures that serve as electromagnetic interference shielding, antenna structures, or other metal structures. The metal coated dielectric structures may be formed form a sheet of polymer.
06/12/14
20140160699
Methods and apparatus for conformal shielding
Methods and apparatus for providing conformal shielding are disclosed to provide electromagnetic interference shielding of circuit components mounted on a circuit board. A print mold stencil is provided with one or more conductive shielding walls disposed within the stencil before its application to the circuit board and detachable therefrom, and also configured to encompass the circuit components.
06/12/14
20140160670
Air-flow-by cooling technology and air-flow-by circuit board modules
Various embodiments provide a circuit board module include a primary cover, a secondary cover and a circuit board sandwiched between the primary cover and the secondary cover. A first set of fins or channels may be provided on a surface of the primary cover.
06/12/14
20140160031
Quadratic converter minimizing driver size for piezo haptics
A converter and switch mode power supply providing a high voltage signal. Generally described, the converter reduces the driver size required to generate high voltages.
06/12/14
20140159521
Method and apparatus for reducing noise or electromagnetic interferences in a rotatory device
An apparatus includes multiple brushes (30, 30b, 30a, 30a, 30b) and a commutator (10) that has multiple commutator plates (12, 12a, 12b, 13b) to contact the multiple brushes for commutation in order to convert electrical energy into mechanical energy or vice versa. A brush may include an emi suppression mechanism (30, 38a, 38b) to reduce random electromagnetic interferences or a filter circuitry (400b) to reduce the overall level of electromagnetic interferences.
06/12/14
20140158417
Deterministic emi grid layout for controlling optical diffraction
An electromagnetic interference shield is disclosed. The electromagnetic interference shield includes an optically transparent substrate and a metallic coating on the optically transparent substrate.
06/05/14
20140155970
Implantable medical device having electromagnetic interference filter device to reduce pocket tissue heating
An active implantable medical device (aimd) for use with a medical lead carrying at least one lead electrode. The aimd comprises interior electronic circuitry configured for performing a medical function via the medical lead, an electrically conductive case containing the interior electronic circuitry, at least one electrical terminal configured for electrically coupling the electronic circuitry respectively to the lead electrode(s), and an inductive element coupled in series between the electrical terminal(s) and the case.
06/05/14
20140154496
Conductive surfacing material for composite structures
An electrically conductive surfacing material capable of providing sufficient conductivity for lightning strike protection (lsp) and/or electromagnetic interference (emi) shielding is disclosed. The conductive surfacing material is a multi-layered structure having a very thin conductive layer (e.g.
06/05/14
20140152913
Electronic device
The present invention relates to an electronic device including a display module and an electronics module arranged in a common housing, wherein the common housing is completed by a front cover, wherein the display module is arranged directly adjacent to the front cover, wherein the electronics module includes a printed circuit board having multiple layers and a plurality of electronic components attached to the printed circuit board, wherein the electronics module is arranged adjacent to the display module and wherein the printed circuit board includes a first layer and a second layer delimiting the printed circuit board on opposing sides, wherein the first layer is an electromagnetic interference shielding layer and the first layer is arranged facing the display module.. .
06/05/14
20140151859
Semiconductor package
A semiconductor package includes a substrate in which a plurality of wires are formed; at least one semiconductor chip electrically connected to portions of the plurality of wires; and a shielding can mounted on the substrate, surrounding the at least one semiconductor chip, electrically connected to at least one wire of the plurality of wires and including a soft magnetic material. The semiconductor package can prevent or substantially reduce electromagnetic interference (emi)..
05/29/14
20140146512
Electromagnetic interference mode stirrer
An apparatus for distributing electromagnetic waves comprising a first plurality of plates coupled to a first rod. A second plurality of plates coupled to a second rod, wherein at least one of either the first or the second plurality of plates is capable of reflecting an electromagnetic wave.
05/29/14
20140146495
Printed circuit board with integral radio-frequency shields
Electrical components such as integrated circuits may be mounted on a printed circuit board. To prevent the electrical components from being subjected to electromagnetic interference, radio-frequency shielding structures may be formed over the components.
05/29/14
20140146463
Hard disk drive module
A hard disk drive module includes a bracket, a hard disk drive received in the bracket, and a shielding member. A bar code is mounted on the hard disk drive.
05/29/14
20140145617
Dimmable induction rf fluorescent lamp with reduced electromagnetic interference
A dimmable induction rf fluorescent light bulb comprising a power coupler with conductive material in contact with the power coupler to reduce extraneous electromagnetic radiation emanating from the power coupler.. .
05/29/14
20140145609
Rf induction lamp with reduced electromagnetic interference
An induction rf fluorescent lamp configuration providing reduced emi includes a lamp envelope with a re-entrant cavity both covered on a partial vacuum side with phosphor and filled with a working gas mixture, a tubular ferromagnetic core on the non-vacuum side said re-entrant cavity wound directly on the said core with two windings having different numbers of turns, a first active winding having one end connected to an rf ballast and the other end connected to local ground, and a second passive winding having one end grounded and the other end free.. .
05/29/14
20140145605
High frequency induction rf fluorescent lamp with reduced electromagnetic interference
A high frequency induction rf fluorescent lamp comprising an electronic ballast operating at greater than 5 mhz and a power coupler with conductive material in contact with the power coupler to reduce extraneous electromagnetic radiation emanating from the power coupler.. .
05/29/14
20140145603
Induction rf fluorescent lamp with reduced electromagnetic interference
An induction rf fluorescent lamp that is able to replace an ordinary reflector-type incandescent lamp, both in its ability to screw into a standard incandescent lamp socket and to have the general look of the ordinary reflector incandescent lamp, but with all of the advantages of an induction lamp, and comprising a power coupler with conductive material in contact with the power coupler to reduce extraneous electromagnetic radiation emanating from the power coupler.. .
05/29/14
20140145600
High frequency induction rf fluorescent lamp with reduced electromagnetic interference
A dimmable induction rf fluorescent lamp comprising a dimming facility enabling the induction rf fluorescent lamp to dim in response to a signal from an external dimming device, and having a main mercury amalgam having a vapor pressure at room temperature which is higher than the vapor pressure of the mercury amalgam formed on the flag.. .
05/29/14
20140145599
High frequency induction rf fluorescent lamp with reduced electromagnetic interference
An induction rf fluorescent lamp, comprising a vitreous envelope filled with a working gas mixture, a power coupler comprising at least one winding of an electrical conductor for receiving an alternating voltage and current to generate an alternating magnetic field and thereby induce an alternating electric field within the lamp envelope, an electronic ballast providing appropriate voltage and current to the power coupler and a main mercury amalgam having a vapor pressure at room temperature which is higher than the vapor pressure of the mercury amalgam formed on the flag.. .
05/29/14
20140145594
Fast start induction rf fluorescent lamp with reduced electromagnetic interference
A fast starting induction rf fluorescent lamp comprising a power coupler with conductive material in contact with the power coupler to reduce extraneous electromagnetic radiation emanating from the power coupler, and with structures within the bulb envelope that facilitate rapid luminous development during a turn-on phase.. .
05/22/14
20140141220
Electromagnetic interference suppressor
According to the present invention, there are provided an electromagnetic interference suppression material capable of exhibiting a good low-pass filter characteristic in an extensive frequency band ranging from a low frequency to a high frequency, and an electromagnetic interference suppression sheet using the electromagnetic interference suppression material. When laminating a conductive layer having a surface electrical resistance of 100 to 5000 Ω/□ in which 5 to 25% by volume of a conductive carbon is mixed, and a magnetic layer having a magnetic permeability with an actual number portion of 3 to 45 in which a magnetic material is mixed, to each other, it is possible to obtain an electromagnetic interference suppression sheet suitable for high-density packaging of electronic equipments which is excellent in low-pass filter characteristic in a near electromagnetic field..
05/22/14
20140139385
Folded patch antenna platform
Various systems and methods are provided for folded patch antennas. In one embodiment, among others, a folded patch antenna includes a patch disposed on an outer side of a flexible substrate and a ground plane disposed on an inner side of the flexible substrate opposite the patch.
05/22/14
20140139300
Line isolation of radio frequency devices
A radio frequency (rf) device includes a transmission line arranged on a substrate, the transmission line operative to propagate an rf signal having a wavelength (λ), and a first isolation portion arranged on the substrate proximate to the transmission line, the first isolation portion including an arrangement of stubs, where each stub of the arrangement of stubs has a length (y) where y=¼λ, the first isolation portion operative to substantially prevent electromagnetic interference caused by the propagation of the rf signal in the transmission line from passing through the first isolation portion.. .
05/22/14
20140139299
Emi filter assemblies for busbars of an ups
An electromagnetic interference (emi) filter assembly includes an emi core having a center opening. The emi core is configured to prevent interference between busbars of an uninterruptible power supply.
05/22/14
20140139117
Alternating current (ac)-direct current (dc) power booster and ac-dc power control module for ac and dc illuminations
The ac-dc power booster includes an electromagnetic interference (emi) filter circuit that is included to convert alternating current (ac) power from among applied ac power and direct current (dc) power, to dc power to be output; a power factor correction (pfc) circuit that is connected to the emi filter circuit and stabilizes an output voltage; and a switching mode power supply (smps) circuit that is connected to the pfc circuit and is capable of generating ac and dc power at the same time; a maximum power point tracking (mppt) circuit that applies the voltage output from the smps circuit between a drain and a source of a switching device; a battery that is charged by receiving power from a solar light energy source connected to the mppt circuit; and an inverter that operates an ac home appliance with the power received in the battery.. .
05/15/14
20140135579
Endoscopic system with electrogmagnetic interference shielding
An endoscopic system can include an endoscope shaft having a proximal end and a distal end. The endoscopic system can have a sensor system that includes an electrically active sensor mounted proximate the distal end and positioned to sense at least one characteristic of an environment in which the distal end is located, a data signal transmission line connected to the sensor to transmit data signals between the sensor and a signal processor, and an electrical power transmission line connected to the sensor to transmit power to the sensor.
05/15/14
20140134866
Attachable and removable protective rugged hood assembly for an electrical connector and method of use
An attachable and removable protective rugged hood assembly for an electrical connector, including board-mounted electrical connectors. The rugged hood assembly comprises a male connector hood portion and a female connector hood portion.
05/15/14
20140132467
Antenna using slot in mobile terminal
An antenna using a slot formed by assembling a mobile terminal case and a metal structure (e.g., a bracket), is disclosed. The antenna reduces deterioration of antenna performance resulting from frequency interference or electromagnetic interference.
05/15/14
20140132282
Device and method for emi source location
An electronics device, comprising one or more circuit boards and a plurality of power converters on one or more of said circuit boards, each power converter comprising one or more transducers for measuring a voltage or a current in the power converter, the electronics device additionally comprising a sub-system for locating sources of electromagnetic interference. The transducers of two or more of the power converters are also connected to the sub-system for locating sources of electromagnetic interference to supply it with measurement data.
05/08/14
20140124907
Semiconductor packages
A semiconductor package includes a mounting substrate having a chip-mounting region and a peripheral region, a first semiconductor chip mounted on the chip-mounting region of the mounting substrate, a first molding member on the mounting substrate to cover at least a portion of the first semiconductor chip, a plurality of first conductive connection members penetrating at least a portion of the first molding member, the first conductive connection members electrically connected to a plurality of ground connection pads provided on the peripheral region of the mounting substrate, respectively, and an electromagnetic interference (emi) shield member covering the first semiconductor chip and including a graphite layer electrically connected to the first conductive connection members.. .
05/08/14
20140124906
Semiconductor package and method of manufacturing the same
A semiconductor package includes a mounting substrate having a chip-mounting region and a peripheral region. A first semiconductor chip is mounted on the chip-mounting region of the mounting substrate.
05/08/14
20140124667
System and method for electromagnetic interference shielding for critical dimension-scanning electron microscope
System and method for emi shielding for a cd-sem are described. One embodiment is a scanning electron microscope (“sem”) comprising an electron gun for producing an electron beam directed toward a sample; a secondary electron (“se”) detector for detecting secondary electrons reflected from the sample in response to the electron beam; and a dual-layer shield disposed around and enclosing the se detector.
05/01/14
20140118636
Display device and method of suppressing electromagnetic interference radiation from a display device
A display device for displaying information to a user in correspondence with a display signal. The display device includes an lcd receiving the display signal and displaying information in accordance with the display signal.
04/24/14
20140111005
Uninterruptible power supply and dc-dc converter
The present invention provides a ups and a dc-dc converter. An input end of the dc-dc converter is connected to a bus+, a bus−, and an n wire.
04/17/14
20140107860
Magnetic field compensation system and method thereof
A compass system configured to compensate for electromagnetic interference in a vehicle is provided that includes an electronic device that is sensitive to electromagnetic interference (emi), wherein the electronic device is positioned in a vehicle such that the electronic device receives emi from another accessory in the vehicle, and wherein the electronic device is configured to compensate for the emi, such that the emi field caused by the accessory can be detected and added to existing calibration point while the accessory is powered on.. .
04/17/14
20140106257
Cohesive assembly of carbon and its application
Cohesive carbon assemblies are prepared by obtaining a carbon starting material in the form of powder, particles, flakes, or loose agglomerates, dispersing the carbon in a selected organic solvent by mechanical mixing and/or sonication, and substantially removing the organic solvent, typically by evaporation, whereby the cohesive assembly of carbon is formed. The method is suitable for preparing free-standing, monolithic assemblies of carbon nanotubes in the form of films, wafers, or discs, having high carbon packing density and low electrical resistivity.
04/17/14
20140104901
Emi filtering for active rectifier power systems
A system for filtering electromagnetic interference (emi) includes a power source that provides alternating current (ac) power; a load; an active rectifier that converts ac power from the power source to direct current (dc) power for the load; and a filter connected between the power source and the active rectifier, wherein the filter comprises at least one notch filter that filters selected frequencies of emi generated by the active rectifier.. .
04/10/14
20140099908
Ordered electromagnetic interference cancellation
Progressive cancellation of electromagnetic interference (emi) is achieved by establishing a canceller stage processing order in a receiver feed circuit. Such a processing order may be one that progressively narrows an interference analysis bandwidth around desired target signal and optimizes gain-bandwidth characteristics of a cancellation loop in each canceller stage accordingly.
04/03/14
20140094066
Connector utilizing conductive polymers
An improved electronic receptacle connector with portions thereof formed from an electrically conductive polymer is disclosed. A conductive polymer front face enables improved device aesthetics and can discharge electrostatic energy from a plug before it is mated with the connector.
04/03/14
20140093722
Electromagnetic interference shielding structure
The electromagnetic interference shielding structure disclosed comprises a first metal layer, a second metal layer, a dielectric layer inter-disposed between the first metal layer and the second metal layer, an adhesive layer located on the second metal layer, and a release film located on the adhesive layer. The electromagnetic interference shielding film prevent the neighbouring circuits and components from the electromagnetic wave interference, the theories applied are reflections of the electromagnetic waves, and absorption of the electromagnetic waves..
04/03/14
20140092578
Shield can of mobile terminal
A shield can of a mobile terminal is provided. The shield can of the mobile terminal includes: at least one shield can installed in a main circuit board of the mobile terminal, and at least one separation wall formed between electronic elements in which electromagnetic interference occurs within the shield can.
04/03/14
20140091874
Composite electromagnetic isolation filters
The present disclosure is directed to systems and methods for operating, designing, testing and verifying the performance of wireless communication devices. Specifically, the present systems and methods can passively attenuate unwanted electromagnetic interference (emi) without degrading signal quality of predetermined frequency using a novel versatile module including a rf absorbing material in a composite medium surrounding the conducting signal lines.
04/03/14
20140091649
Electromagnetic interference shield and balance ring for electrical machine
An electrical machine including a stator and a rotor assembly. The rotor assembly defines a rotational axis and has a rotor core wherein the rotor core defines first and second axial end surfaces.
03/27/14
20140088658
Automatic external defibrillator for implatable cardiac defibrillator patients undergoing procedures involving electromagnetic interference
An embodiment in accordance with the present invention provides an automatic external defibrillator including an anterior pad designed such that it can be used during an endoscopic or surgical procedure that may generate electromagnetic interference. The anterior pad has a first arm adhered longitudinally along and substantially parallel to a left side of a sternum of the subject and a second arm adhered along a 5th intercostal space of the subject.
03/27/14
20140085855
Electronic device
An electronic device includes a first circuit board, a second circuit board, and a third circuit board. A plurality of loads are mounted on the first circuit board, a plurality of direct current (dc) to dc converters are mounted on the second circuit board, and an alternating current (ac) to dc converter is mounted on the third circuit board.
03/27/14
20140084790
Electromagnetic interference filter, and power supply apparatus and display apparatus including the same
There are provided an electromagnetic interference filter for removing common mode electromagnetic interference, in which electromagnetic interference of a low frequency band and a high frequency band is removed in a single filter because of a wide block frequency band, a power supply apparatus including the electromagnetic interference filter, and a display apparatus including the electromagnetic interference filter. The electromagnetic interference filter includes a core part including at least two legs electromagnetically coupled and forming a closed magnetic circuit; a coil part including first and second rectangular copper wires respectively wound in a single layer around the at least two legs and removing common mode electromagnetic interference included in power transferred from a power line; and a support part having a mounting area in which the core part having the coil part wound therearound is mounted..
03/27/14
20140084133
Electromagnetic interference identification
A system and method for device identification includes a receiver adapted to detect an electromagnetic radiation interference signal emitted by a device and a microprocessor operatively connected to the receiver. The microprocessor may identify at least one device characteristic parameter of the electromagnetic radiation signal.
03/20/14
20140078677
Heat sinking and electromagnetic shielding structures
An electronic device may be provided with electronic components such as radio-frequency transceiver integrated circuits and other integrated circuits that are be sensitive to electromagnetic interference. Metal structures are configured to serve both as heat sinking structures for the electrical components and electromagnetic interference shielding.
03/20/14
20140078417
Touch panel module, touch device and manufacturing method thereof
A touch panel module includes a substrate, a sensor layer disposed on the substrate, a first glue layer disposed on the sensor layer and an anti-electromagnetic interference layer disposed on the first glue layer. The touch panel module with anti-electromagnetic interference can be formed independently, and may be combined with other electronic device to form a touch device, thereby reducing the thickness of the touch device and simplifying the process steps..
03/13/14
20140073184
Electrical connector with a metal plate for preventing electromagnetic interference
An electrical connector (100) includes an insulative housing (1), a number of contact terminals (2), a metal plate (3), and a metallic shell (4) enclosing the insulative housing (1). The terminals and the metal plate (3) are retained in the insulative housing (1).
03/13/14
20140073174
Electrical connector
An electrical connector for inserting onto a circuit board includes a case, and a plurality of ground units and transmission units alternately arranged in the case side by side. The transmission units respectively include a plurality of transmission members; and the ground units are capable of guiding heat energy produced by the electrical connector to the circuit board for dissipation.
03/13/14
20140073173
Electrical connector
An electrical connector includes a case, and a plurality of ground units and transmission units alternately arranged in the case side by side. The transmission units respectively have a plurality of transmission members and a plurality of ground members for reducing mutual signal interference between the transmission units.
03/13/14
20140072014
Temperature control apparatus
A temperature control apparatus includes a temperature monitoring integrated circuit (ic). The temperature monitoring ic has an output pin and is configured to generate an output signal having a voltage dependent on a sensed temperature.


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Electromagnetic Interference topics: Electromagnetic Interference, Circuit Board, Electronic Device, Electromagnetic Shielding, Modulation, Optical Fiber, Electrical Signal, Implantable Medical Device, Medical Device, Transceiver, Fibrillation, Defibrillation, Communications, Frequency Band, Patient Monitoring

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This listing is a sample listing of patent applications related to Electromagnetic Interference for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Electromagnetic Interference with additional patents listed. Browse our RSS directory or Search for other possible listings.
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