| Patents for H03H 1 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network (2,020) |
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| 05/12/2004 | EP1418651A2 Methods and apparatus for filtering electromagnetic interference from a signal in an input/output port |
| 05/06/2004 | US20040085172 Filter for segmenting power lines for communications |
| 05/06/2004 | US20040085171 Highly insulated inductive data couplers |
| 05/06/2004 | US20040085158 Dielectric component array |
| 05/06/2004 | US20040085157 Methods and apparatus for filtering electromagnetic interference from a signal in an input/output port |
| 05/06/2004 | US20040085155 Selection of IC Vdd for improved voltage regulation of transciever/transponder modules |
| 05/06/2004 | US20040085145 Dynamically tuned amplifier for frequency shift keyed signals |
| 05/06/2004 | US20040084199 Low profile filter |
| 05/05/2004 | CA2447404A1 Methods and apparatus for filtering electromagnetic interference from a signal in an input/output port |
| 04/29/2004 | WO2004036879A2 Filter for segmenting power lines for communications |
| 04/29/2004 | WO2004036813A2 Repeaters sharing a common medium for communications |
| 04/29/2004 | WO2004036772A2 Arrangement of a data coupler for power line communications |
| 04/29/2004 | WO2004036745A1 Frequency-independent voltage divider |
| 04/29/2004 | WO2004036601A2 Highly insulated inductive data couplers |
| 04/29/2004 | CA2502122A1 Filter for segmenting power lines for communications |
| 04/29/2004 | CA2502107A1 Repeaters sharing a common medium for communications |
| 04/29/2004 | CA2502104A1 Arrangement of a data coupler for power line communications |
| 04/28/2004 | CN1147885C Noise absorber |
| 04/27/2004 | US6728381 Noise reducing circuit |
| 04/27/2004 | US6725525 Method of manufacturing an inductor |
| 04/22/2004 | US20040075510 Distributed capacitive/resistive electronic device |
| 04/21/2004 | EP1008234B1 High temperature superconducting structures and methods for high q, reduced intermodulation structures |
| 04/15/2004 | US20040070468 Noise filter |
| 04/15/2004 | US20040070345 Noise filter of high frequency generator |
| 04/15/2004 | DE202004002262U1 Common-mode lowpass filter, for actuator-sensor interface networks, suppresses interference in two-wire line using choke and series circuit of capacitor and protection diode |
| 04/14/2004 | EP1408608A2 Noise filter for high frequency generator |
| 04/14/2004 | CN1489282A Noise filter of high-frequency generator |
| 04/13/2004 | US6721171 Shielded strip line device and method of manufacture thereof |
| 04/08/2004 | WO2004030001A1 Hf-reactor |
| 04/08/2004 | US20040066247 Harmonic wave distortion suppressor |
| 04/06/2004 | US6717301 Filtering and interference suppressing device for an electric motor |
| 04/01/2004 | DE10240082A1 Filterschaltung für Netze Filter circuit for networks |
| 03/31/2004 | EP1404013A1 A drive controller |
| 03/31/2004 | EP1402764A2 Arrangement for energy conditioning |
| 03/31/2004 | CN1486526A Energy pathway arrangement |
| 03/31/2004 | CN1485863A Noise filter |
| 03/31/2004 | CN1144424C Apparatus and method for coupling analog subscriber lines in a home network |
| 03/30/2004 | US6714092 Supply noise filter for clock generator |
| 03/25/2004 | WO2004025831A1 Multiple resonance filter |
| 03/25/2004 | WO2002047262A3 Filter devices and methods |
| 03/25/2004 | DE10241674A1 Multiple-resonance filter formed as multilayer component, has three or more multilayer capacitors, with outer capacitors having same capacitance |
| 03/25/2004 | DE10240084A1 Durchführungsbauelement, Filterschaltung mit dem Durchführungsbauelement und Schirmwand für geschirmte Räume Feedthrough component, filter circuit with the feedthrough component and shield wall for shielded rooms |
| 03/23/2004 | US6710673 Return path noise reducer |
| 03/17/2004 | EP1206825A4 Universal energy conditioning interposer with circuit architecture |
| 03/11/2004 | WO2004021567A1 Feedthrough component, filter circuit provided with the feedthrough component, and shielding wall for shielded spaces |
| 03/11/2004 | WO2004021566A1 Filter circuit for networks |
| 03/11/2004 | DE10238690A1 Forming a blocking impedance, e.g. to reject power line interference, involves connecting oscillatory circuits resonating at differing frequencies in parallel with load |
| 03/09/2004 | US6704669 Method for determining voltage, current, and/or power distributions in a resistive structure using a rectangular grid algorithm modified for non-rectangular holes and contacts |
| 03/09/2004 | US6703910 Radio frequency choke with RF performance and implementation network |
| 02/26/2004 | WO2004017515A1 Common mode signal suppressing circuit and normal mode signal suppressing circuit |
| 02/26/2004 | US20040037058 Ball grid array resistor capacitor network |
| 02/19/2004 | WO2004015838A2 Improved electromagnetic interference filter |
| 02/19/2004 | US20040032307 Signal coupling apparatus for communication by medium voltage power line |
| 02/19/2004 | US20040032304 Energy conditioning circuit assembly |
| 02/12/2004 | US20040027771 Paired multi-layered dielectric independent passive component architecture resulting in differential and common mode filtering with surge protection in one integrated package |
| 02/12/2004 | US20040027770 Noise filter |
| 02/12/2004 | US20040027215 Electromagnetic interference filter |
| 02/11/2004 | EP1110313B1 Solderless, coaxial feedthrough component |
| 02/11/2004 | CN1138341C Clutter rejection apparatus |
| 02/10/2004 | US6690257 Common mode choke coil |
| 02/10/2004 | US6690250 RFI filter for a frequency converter |
| 02/03/2004 | US6687108 Passive electrostatic shielding structure for electrical circuitry and energy conditioning with outer partial shielded energy pathways |
| 02/03/2004 | US6686256 Method of manufacturing chip type electronic parts including forming a photo-sensitive film on the chips and irradiating the end surfaces with light |
| 01/29/2004 | US20040017280 Noise filter |
| 01/28/2004 | EP1384320A1 Method and apparatus for reducing electromagnetic radiation |
| 01/21/2004 | CN1135575C Laminated inductor array |
| 01/15/2004 | US20040008531 Electronic device for supplying DC power and having noise filter mounted with excellent noise reduction |
| 01/15/2004 | US20040008466 Multi-functional energy conditioner |
| 01/13/2004 | US6677847 In board filter inductor for switching power supply on a printed circuit board |
| 01/07/2004 | CN2598257Y Small power filter with metallic casing |
| 01/06/2004 | US6674342 Electrical signal filter with improved isolation shield |
| 12/31/2003 | CN1465131A Noise filter |
| 12/24/2003 | CN2595078Y Electromagnetic filter for double-drum washer |
| 12/24/2003 | CN2595077Y Subminiature composite high-voltage wave filter |
| 12/23/2003 | US6667685 Power line noise filter |
| 12/18/2003 | US20030231456 Energy conditioning structure |
| 12/18/2003 | US20030231451 Component carrier |
| 12/18/2003 | DE20316051U1 Electromagnetic filter module has a three phase electrical coil and capacitor circuits with a central frame having electrically isolating plastic foils |
| 12/17/2003 | CN1462046A Transmission line type quiet filter |
| 12/17/2003 | CN1131589C AC power source filter for audio video electrical load |
| 12/11/2003 | US20030227355 Electric filter and motor vehicle wiring system with such filter |
| 12/10/2003 | EP1369881A2 Electrical multilayer component |
| 12/09/2003 | US6661312 Multilayer filter array |
| 12/04/2003 | US20030222734 Transmission line type noise filter with small size and simple structure, having excellent noise removing characteristic over wide band including high frequency band |
| 12/03/2003 | EP1367713A2 Electric module |
| 11/27/2003 | WO2003098799A1 Noise suppressing circuit |
| 11/26/2003 | EP1365426A1 Noise filter and electronic apparatus comprising this noise filter |
| 11/20/2003 | US20030214370 RF filtered DC interconnect |
| 11/18/2003 | US6650525 Component carrier |
| 11/18/2003 | US6650203 Filter arrangement |
| 11/12/2003 | CN1127740C Suppressor |
| 11/11/2003 | US6646523 Distributed constant type noise filter |
| 11/06/2003 | US20030206388 Universial energy conditioning interposer with circuit architecture |
| 11/06/2003 | US20030206089 Inductor and method of producing the same |
| 11/06/2003 | US20030206081 Electromagnetic interference filter |
| 11/04/2003 | US6642811 Built-in power supply filter for an integrated circuit |
| 11/04/2003 | US6642672 Integrated filter with common-mode and differential-mode functions |
| 10/30/2003 | US20030202312 Predetermined symmetrically balanced amalgam with complementary paired portions comprising shielding electrodes and shielded electrodes and other predetermined element portions for symmetrically balanced and complementary energy portion conditioning |
| 10/30/2003 | US20030201533 Alternating electroconductivity patterns, dielectric sheets; positioning apertures |
| 10/29/2003 | CN1126256C Stabilization circuits for multiple digital bits |