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8169050 BEOL wiring structures that include an on-chip inductor and an on-chip capacitor, and design structures for a radiofrequency integrated circuit  
Back-end-of-line (BEOL) wiring structures that include an on-chip inductor and an on-chip capacitor, as well as design structures for a radiofrequency integrated circuit. The on-chip inductor and...
8125291 Electromagnetic interference noise separator  
Improved performance of a noise separator circuit capable of separating common mode (CM) and differential mode (DM) components of electromagnetic interference (EMI) noise are provided by...
8112044 Transceiver system and method of using same  
A transceiver is provided for wireless communication. The transceiver can include a bias source, a transformer including a primary side and a secondary side, and a switching device. During a...
8111112 Semiconductor device and method of forming compact coils for high performance filter  
A semiconductor device has a first coil structure formed over the substrate. A second coil structure is formed over the substrate adjacent to the first coil structure. A third coil structure is...
8098117 LC composite component  
An LC composite component has a unique structure that makes it easy to set frequency characteristics while reducing a circuit area and the number of layers. The LC composite component includes a...
8076990 Communications medium connector with integrated common-mode noise suppression  
According to one exemplary embodiment, a connector for coupling a communications medium to an electronic device includes a common-mode suppression block coupled to a number of connector pins. The...
8058950 Highly selective passive filters using low-Q planar capacitors and inductors  
A highly selective frequency filter is created from lossy components such as found in standard integrated circuit technologies, including particularly CMOS technologies, without the use of active...
8035461 Inductive filter and method of reducing vibration sensitivity  
A filter according to a present invention embodiment reduces the effects of microphonic behavior in a communications network. The filter passes a network signal, while filtering out unwanted...
8022575 Damping electromagnetic oscillations in power systems  
Exemplary embodiments of the present disclosure provide a method and controller for damping multimode electromagnetic oscillations in electric power systems which interconnect a plurality of...
8013689 Integrated circuit inductor with transverse interfaces  
An integrated circuit (IC) inductor structure is provided with transverse electrical interfaces. The inductor structure is formed on at least one IC circuit layer and has a first axis planar to a...
8008992 Transformer with symmetric structure  
A transformer is provided with four capacitors and four inductors. The first capacitor is electrically connected between a first port and ground in series. The first inductor is electrically...
7999633 EMI filter with an integrated structure of common-mode inductors and differential-mode capacitors realized by flexible printed circuit board  
An integrated structure of common-mode inductors and differential-mode capacitors in an EMI filter realized using a flexible circuit board, including: a closed magnetic circuit formed by a first...
7999634 Layered low-pass filter having a conducting portion that connects a grounding conductor layer to a grounding terminal  
A layered low-pass filter includes: a layered substrate; an input terminal, an output terminal and a grounding terminal each disposed on a periphery of the layered substrate; first and second...
7994876 Lightweight electromagnetic interference filter  
A low pass filter includes a differential mode filter and a common mode filter. The common mode portion of the filter includes at least one inductor and one capacitor, as well as a damping circuit...
7982557 Layered low-pass filter capable of producing a plurality of attenuation poles  
A layered low-pass filter includes: a first inductor and a second inductor that are connected in series and are located between an input terminal and an output terminal; a first capacitor connected...
7978019 Configuration having an RF component and a method for compensation of linking inductance  
In a configuration with at least one RF component disposed in a signal path and including a ground connection to an external circuit environment, a coupling element is provided which...
7961065 Noise filter  
The invention can provide a miniaturized noise filter. The noise filter for reducing noise comprises a coil with a conductive wire (2) wound around a core (1); a case (6) formed of an insulating...
7906872 Dynamic harmonic filter for an AC power system  
A dynamic harmonic filter for an AC power system comprising at least one voltage source and at least one load is provided. The harmonic filter comprises a current sensing or voltage injection...
7884687 Magnetic interface circuit  
A magnetic interface circuit (100) includes a pair of channels (101, 102) and an absorb network (3). Each channel includes a 3-wire common mode choke (2) having a middle tap (21), and an isolation...
7881677 Transceiver system and method of using same  
A chip comprises and operational section and an input/output section. The operational section includes a controller. The input/output (I/O) section is coupled to the operational section. The I/O...
7859364 Layered low-pass filter  
A layered low-pass filter includes: a first coil and a second coil that are connected in series and that are located between an input terminal and an output terminal in terms of circuit...
7826626 Cross-over frequency selection and optimization of response around cross-over  
A system and method provide at least a single stage optimization process which maximizes the flatness of the net subwoofer and satellite speaker response in and around a cross-over region. A first...
7813501 Midspan power delivery system for reduced emissions  
A midspan power adapter is provided for use in a balanced communication system, such as an Ethernet system, where differential signals are transmitted between two devices. The adapter passes data...
7808310 Differential band-pass filter having symmetrically interwoven inductors  
One embodiment of the invention relates to a dynamically adjustable differential band-pass filter. This band-pass filter includes a first leg that has an input portion and an output portion with a...
7800912 Signal transfer system, signal output circuit board, signal receiving circuit board, signal output method, and signal receiving method  
There is provided a signal transfer system that has a driver for outputting a signal, a transmission line for transmitting the signal, an insertion-type attenuator, inserted into the transmission...
7714683 Inductance device, filter device comprising the same, and noise filter comprising the same  
An inductance device comprises a magnetic core, a coil a conductor and a dielectric member. The coil is made of turns of insulated conductive wire. The conductor is distinct from the coil and is...
7714682 Power line data signal attenuation device and method  
A device and method for attenuating high frequency signals on a power line carrying power is provided. In one embodiment the device may include a toroid shaped core formed of magnetically permeable...
7696836 Ethernet coupling  
Improved coupler for Ethernet over twisted pair. An improved coupler has a first common mode choke for connecting an Ethernet PHY to the primary winding of a transformer. The secondary winding of...
7688160 Compact coils for high performance filters  
A coil structure for a filter device includes a first metallization deposited over a substrate and oriented in a first coil. The first coil extends horizontally across the substrate while...
7659797 Low-leakage EMC filter  
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...
7623001 Electromagnetic interference eliminating apparatus  
An electromagnetic interference eliminating apparatus includes a multi-stage filter that is composed of inductors, capacitors and resistors, and an active filter. The multi-stage filter receives an...
7609131 Coupling filter device with specific coupling coefficient  
The present invention provides a surface mount design (SMD) coupling filter device with a fixed coupling coefficient having a pair of hollow coils. Theoretically, coupling coefficients of two...
7595687 Apparatus and method for reducing EMI generated by a power conversion device  
An apparatus and method for reducing EMI generated by a power conversion device, as well as a power conversion device employing such apparatus or method (and/or devices employing such a power...
7589605 Method and apparatus to provide compensation for parasitic inductance of multiple capacitors  
A coupled winding cancels parasitic inductance of first and second capacitors. In an EMI filter having common mode capacitors and a differential capacitors, first and second windings cancel...
7548137 Generalized cancellation of inductor winding capacitance  
An inductor device or filter such as an electromagnetic interference (EMI) filter which includes an inductor provides cancellation of parasitic capacitance of the inductor and extends high...
7511596 Dual bandpass filter having serial configuration of coupled-line filters  
Two second-order bandpass filter are connected serially to obtain a dual bandpass filter. One is inductive and the other is capacitive. One has a low passband and the other has a high passband....
7453331 Polyphase line filter  
A polyphase line filter includes a first filter branch between a first filter input and a first filter output, the first filter branch comprising a series connection of at least two inductances...
7432782 Signal splitter  
A signal splitter includes a low-pass filter circuit for permitting a low-frequency component of an incoming signal in an incoming telephone line coupled to a first connecting port to pass...
7385466 Differential transmission circuit and common mode choke coil  
A first transmission line for transmitting a first signal and a second transmission line for transmitting a second signal, which has the reverse phase of the first signal, are connected in series...
7242269 Filter having parasitic inductance cancellation  
An electrical component includes a capacitive impedance and a shunt path inductance cancellation feature provided by coupled windings. A filter having a capacitor with capacitor-path inductance...
7199682 Distributed balun with a non-unity impedance ratio  
A mode-switching transformer having a first conductive line formed of two primary windings electrically in series, and the length of which is a function of a central operating frequency of the...
7129803 Tuned transformer balun circuit and applications thereof  
A tuned transformer balun circuit includes a transformer balun, a first tuning capacitor, a second tuning capacitor, and a third tuning capacitor. A first plate of the first tuning capacitor is...
7123117 LAN magnetic interface circuit  
A magnetic interface circuit for a LAN, such as an Ethernet network, includes a transformer having a first winding connected to the line side of the LAN and a second winding connected to the...
7102464 Switched transformer for adjusting power amplifier loading  
A circuit includes a transmission line transformer coupled between an input and output port. An inductor may be selectively coupled into the ground return path of the transmission line transformer...
7078987 Narrow band-pass tuned resonator filter topologies having high selectivity, low insertion loss and improved out-of-band rejection over extended frequency ranges  
A tuned resonator circuit topology is disclosed that permits implementation of narrow band-pass filters having high loaded Q and optimal coupling (for low insertion loss) using a parallel tuned...
7002434 Lumped-element transmission line in multi-layered substrate  
A lumped-element transmission line is formed in a multi-layered substrate. A mutual inductance between first and second inductors in a T-equivalent circuit model is enlarged to a designed positive...
6998938 Lumped-element low-pass filter in multi-layered substrate  
A lumped-element low-pass filter is formed in a multi-layered substrate. A negative mutual inductance between two inductors is adjusted to a designed value and utilized to improve the rejection in...
6970057 Lowpass filter formed in a multi-layer ceramic  
A lowpass filter formed in a multi-layered substrate includes a first capacitor formed on at least one layer of the multi-layered substrate and being electrically connected to a first node, a first...
6952142 Frequency-selective balun transformer  
A mode-switching transformer selective on a band centered on a first frequency, comprising, between a same common mode input/output terminal and respectively one of two differential mode...
6924713 High bandwidth magnetically isolated signal transmission circuit  
Many current electronic systems incorporate expensive or sensitive electrical components. Because electrical energy is often generated or transmitted at high voltages, the power supplies to these...
Matches 1 - 50 out of 230 1 2 3 4 5 >