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8183468 Electromagnetic bandgap structure, printed circuit board comprising this and method thereof  
An electromagnetic bandgap structure and a printed circuit board including it as well as a method of manufacturing thereof that can solve a mixed signal problem between an analog circuit and a...
8174335 Process for reduction of the common mode current for power line communications equipment  
A process for reducing common-mode current in a power-line communication equipment, where a power-line network is used as a communication medium, includes applying a signal transmitted by the...
8164006 Electromagnetic bandgap structure and printed circuit board  
According to an embodiment of the present invention, an electromagnetic bandgap structure can include: at least three conductive plates; a first stitching via, configured to electrically connect...
8164358 Transceiver for single ended communication with low EMI  
A cable driver (301) for driving a single ended transmission medium such as a coaxial cable (115) comprising a core (120) and a shield (121) comprises a differential driver (104, 377) comprising a...
8159311 High frequency package and manufacturing method thereof  
A high frequency package in which the resonance frequency of a metal seal ring is high, a reflection loss and a insertion loss of an input terminal and an output terminal are reduced in working...
8153907 Electromagnetic bandgap structure and printed circuit board  
An electromagnetic bandgap structure and a printed circuit board that solve a mixed signal problem are disclosed. In accordance with embodiments of the present invention, the electromagnetic...
8155616 Reduction of near field electro-magnetic scattering using high impedance metallization terminations  
The present invention uses metallization termination techniques to reduce the electro-magnetic field scattering at the edges of metallized areas. The metallization termination techniques provide a...
8150266 Method and apparatus for performing butterfly differential signaling  
One embodiment of the present invention provides a system that performs differential signaling through parallel ports in a manner that reduces noise caused by coupling between neighboring ports....
8134423 Noise filter and noise-filter-incorporated amplifier circuit  
A ladder LPF includes a first capacitor formed of a transistor in which two terminals out of three are diode-connected, and a second capacitor formed by connecting a pn junction capacitor and an...
8130052 Semiconductor circuit board and semiconductor circuit  
The present invention is intended to efficiently implement noise countermeasures for a semiconductor circuit board and for a semiconductor circuit. The present invention is constituted by a control...
8125290 Apparatus for silencing electromagnetic noise  
Proposed is an apparatus for silencing electromagnetic noise, characterized by a plurality of centrally symmetrical ring-shaped through-via-hole crystalline units provided between a high voltage...
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...
8102219 Electromagnetic bandgap structure and printed circuit board  
An electromagnetic bandgap structure is disclosed. In accordance with an embodiment of the present invention, the electromagnetic bandgap structure can include a dielectric layer, a plurality of...
8098115 Noise eliminating wire harness  
There is provided a noise eliminating wire harness capable of enhancing a noise elimination performance. In the wire harness 31, an intermediate portion of a sheath 34 of a wire 33 is removed to...
8089006 High performance resonant element  
A circuit includes an input signal line, a high performance resonant element connected to the input signal line, and an output signal line connected to the high performance resonant element. The...
8081051 EMI suppressor having bandpass filtering function  
An electromagnetic interference (EMI) suppressor having a bandpass filtering function is provided. The EMI suppressor is disposed on a substrate, and includes a signal line, a ground line, an...
8076989 Differential waveguide system connected to front and rear network elements  
A waveguide system comprises a differential waveguide with at least one first and one second signal conductor, which are coupled to one another within the waveguide, and a divider network with...
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...
8063649 Broadband high impedance pickoff circuit  
A measuring system minimizes the parasitic affects of lumped circuit elements. The system includes two or more in-situ interfaces configured to conductively link a source to an internal load and an...
8058879 Voltage indicating coupling for metal conduit systems  
A voltage indicating coupling for metal conduit systems to indicate the presence or absence of voltage on a wire enclosed by a section of electrical conduit for a grounded AC power distribution...
8058557 Printed circuit board  
An exemplary PCB includes a first reference layer, a first signal layer, a second signal layer, and a third signal layer in that order, a first differential pair is arranged in the first signal...
8049573 Bidirectional multiplexed RF isolator  
An isolator provides bidirectional data transfer for a plurality of communications channels. First and second dies are located on first and second sides of a voltage isolation barrier and have a...
8040201 Substrate having a structure for suppressing noise generated in a power plane and/or a ground plane, and an electronic system including the same  
A substrate includes a power plane and a ground plane that are placed apart from and are substantially parallel to each other, and at least one signal line that is placed between the power plane...
8027391 Differential transmission line connector  
A differential transmission line connector with little unwanted radiation noise is provided. A connector connects a differential transmission pattern for multiple transmission of a group of three...
8013684 Radio frequency noise and interference suppression in an integrated circuit  
In an integrated circuit having a number of circuit units on a single semiconductor chip, particularly in a system-on-chip integrated circuit including an integrated transceiver, interference...
8004369 Arrangement structure of electromagnetic band-gap for suppressing noise and improving signal integrity  
An electromagnetic-wave suppression structure in a multilayer PCB or package structure is supplied with a power to be used therein by a power distribution network including a power plane and a...
7994871 Chip on film trace routing method for electrical magnetic interference reduction  
A chip on film (COF) trace routing method for EMI reduction includes: providing a flexible circuit board; mounting a chip that has a first signal pad, a second signal pad and a ground pad on the...
7990228 Semiconductor device and wiring part thereof  
A technique capable of achieving both improvement of mounting density and noise reduction for a semiconductor device is provided. An LSI mounted on a printed wiring board comprises a grounding BGA...
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...
7969256 Signal transmission circuit and signal transmission system with reduced reflection  
A signal transmission circuit includes a transmitting circuit for outputting a transmitting signal to a transmission line, a parallel circuit including a capacitor and a first resistance connected...
7961062 Aggressor/victim transmission line pair having spaced time delay modules for providing cross-talk reduction  
A pair of signal transmission lines includes an aggressor line and a victim line parallel to the aggressor line. A plurality of time delay modules is linked in the aggressor line. A plurality of...
7961827 Signal processing arrangement comprising a filter  
A signal processing arrangement (REC) comprises a filter (PPF) with variable filter elements (FE). A switching circuit (SWCT) switches a filter element (FE1) and, subsequently, another filter...
7956493 Integrated circuit and method for manufacturing an integrated circuit  
One or more embodiments of the invention relate to an integrated circuit including a first power supply domain and at least a second power supply domain. Furthermore, the integrated circuit...
7952447 Adaptive EMI reduction technique for wireline PHYS in multi-port applications  
An adaptive electromagnetic interference (EMI) detection and reduction device for multi-port applications is provided. The invention includes at least two physical devices (PHY), where the PHYs...
7944320 Electromagnetic bandgap structure and printed circuit board including multi-via  
An electromagnetic bandgap structure and a printed circuit board that intercepts to transfer a signal having a predetermined frequency band are disclosed. In particularly, the electromagnetic...
7936232 Substrate for semiconductor package  
A substrate for a semiconductor package includes a dielectric substrate, a circuit pattern formed on a first surface of the dielectric substrate, and an electromagnetic band gap (EGB) pattern. The...
7924111 Method and device for transferring single-ended signal with interference-resistance  
The invention provides a method of transferring single ended signal with interference-resistance. The transmission of the single ended signal includes an input device and an output device. The...
7911290 Transmission line system for a digital signal having a transfer bus shielded from disturbances by at least one conductive line  
A transmission system for a digital signal includes a transmitter and a receiver connected thereto by a transfer bus. The transmission system includes at least one conductive line capacitively...
7911289 Filter with magnetic layer and manufacturing method thereof  
A filter includes a first magnetic layer, a second magnetic layer, an insulating layer, a plurality of coils, a first non-magnetic layer and a second non-magnetic layer. The insulating layer is...
7907924 Semiconductor device interconnecting unit, semiconductor device and high-frequency module having a millimeter wave band  
A semiconductor device interconnecting unit configured to input/output a high-frequency signal having a millimeter wave band to/from a semiconductor device is provided. The semiconductor or device...
7902938 Data transmitter, data transmission line, and data transmission method  
A data transmitter uses a transmission line including a ground conductor (305), a signal conductor (201), and an insulating material (3) which insulates them from each other. The insulating...
7900066 Electronic device  
An electronic device comprising: a wiring substrate having a first power-supply wiring to which a first power-supply potential is applied and a second power-supply wiring to which a second...
7889021 Reception of wideband signals with high temperature superconducting components to reduce co-site interference  
A comb limiter combiner for front end filtering reduces bit error rates with an increased reception range. Notch filters are tuned to suppress interfering frequency-hopped signals. An output comb...
7889020 Asymmetrical filter  
Disclosed is methodology and apparatus for producing an asymmetrical filter for use with implantable medical devices, and in other input filtering environments. Differing forward and reverse...
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...
7863995 Methods of achieving linear capacitance in symmetrical and asymmetrical EMI filters with TVS  
A transient voltage suppressing (TVS) circuit with uni-directional blocking and symmetric bi-directional blocking capabilities integrated with an electromagnetic interference (EMI) filter supported...
7842883 Power line arrangement  
A power line arrangement includes a first power line and a second power line which crosses the first power line at least once. The first and second power lines are connected to a same power supply,...
7839161 Low-jitter high-frequency clock channel  
According to one general aspect, an apparatus may include a clock channel, a shielding tunnel, and clock repeaters. In various embodiments, the clock channel may be configured to carry the clock...
7830152 System and method for enhanced accuracy in cable diagnostics of cable length  
A system and method for enhanced accuracy in cable diagnostics of cable length. Conventional cable diagnostics such as time domain reflectometry can be used to determine cable length. This...
7812693 Lowpass-bandstop common mode filter for differential lines carrying high rate digital signals  
The present invention provides a novel structure that can be used to make a common mode filter. Only the common mode will be attenuated and the differential mode will not be attenuated. This...