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Class Information
Number: 333/181
Name: Wave transmission lines and networks > Coupling networks > Frequency domain filters utilizing only lumped parameters > Smoothing type (e.g., direct current power supply filters or decoupling filters)
Description: Subject matter having shunt capacitance or series inductance, or both, usually designed to pass direct current and to reduce the effect of any undesired alternating or pulsating current superimposed on the direct current or to pass direct current and low frequency alternating current or pulsating current and to reduce the effect of an undesired higher frequency alternating or pulsating current.










Sub-classes under this class:

Class Number Class Name Patents
333/182 Feedthrough type 194
333/184 Monolithic structure 163


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8680949 Network filter for a converter for connection of the converter to a 3-phase supply network Mar. 25, 2014
8680948 Band elimination filter providing attenuation within wide range of frequencies Mar. 25, 2014
8653907 Resonated bypass capacitor for enhanced performance of a microwave circuit Feb. 18, 2014
8629733 Adaptive on die decoupling devices and methods Jan. 14, 2014
8581676 Common-mode filter Nov. 12, 2013
8576022 Tuning a programmable power line filter Nov. 5, 2013
8570117 Bias circuit Oct. 29, 2013
8525617 Common-mode filter with coupled inductances Sep. 3, 2013
8505192 Manufacturing method of common mode filter Aug. 13, 2013
8476989 Electromagnetic interference filter for automotive electrical systems Jul. 2, 2013
8466757 Multilayer common mode filter Jun. 18, 2013
8436692 EMI trap using microwave circuit May. 7, 2013
8344708 Switching mode power supply circuit for plasma display panel Jan. 1, 2013
8324980 Electromagnetic interference mitigation system and method Dec. 4, 2012
8325003 Common mode filter and method of manufacturing the same Dec. 4, 2012
8253512 Printed circuit board Aug. 28, 2012
8242859 Line noise attenuator Aug. 14, 2012
8243479 On-die anti-resonance structure for integrated circuit Aug. 14, 2012
8237520 Capacitor devices with a filter structure Aug. 7, 2012
8203400 Broadband filter Jun. 19, 2012
8193879 Semiconductor integrated circuit device Jun. 5, 2012
8154362 Constant impedance filter Apr. 10, 2012
8130060 Electric circuit Mar. 6, 2012
8125291 Electromagnetic interference noise separator Feb. 28, 2012
8120445 Planar EMI filter comprising coreless spiral planar windings Feb. 21, 2012
8115571 Harmonic filter Feb. 14, 2012
8102223 Dielectric ceramic composition, multilayer complex electronic device, multilayer common mode filter, multilayer ceramic coil and multilayer ceramic capacitor Jan. 24, 2012
8098115 Noise eliminating wire harness Jan. 17, 2012
8076990 Communications medium connector with integrated common-mode noise suppression Dec. 13, 2011
8067999 Electrical waveform adjuster Nov. 29, 2011
8050045 Electronic component and method of manufacturing the same Nov. 1, 2011
8035461 Inductive filter and method of reducing vibration sensitivity Oct. 11, 2011
8026777 Energy conditioner structures Sep. 27, 2011
8022575 Damping electromagnetic oscillations in power systems Sep. 20, 2011
8023293 On-die anti-resonance structure for integrated circuit Sep. 20, 2011
8013691 Device and connecting method for connecting power-supply terminals to a power-supply bus based on noise intensities Sep. 6, 2011
7999633 EMI filter with an integrated structure of common-mode inductors and differential-mode capacitors realized by flexible printed circuit board Aug. 16, 2011
7994876 Lightweight electromagnetic interference filter Aug. 9, 2011
7956704 Loaded parallel stub common mode filter for differential lines carrying high rate digital signals Jun. 7, 2011
7944326 EMC filter May. 17, 2011
7907924 Semiconductor device interconnecting unit, semiconductor device and high-frequency module having a millimeter wave band Mar. 15, 2011
7906872 Dynamic harmonic filter for an AC power system Mar. 15, 2011
7884687 Magnetic interface circuit Feb. 8, 2011
7773953 Wireless transceiving apparatus for variability of signal processing band Aug. 10, 2010
7714683 Inductance device, filter device comprising the same, and noise filter comprising the same May. 11, 2010
7659797 Low-leakage EMC filter Feb. 9, 2010
7649431 Band pass filter Jan. 19, 2010
7623001 Electromagnetic interference eliminating apparatus Nov. 24, 2009
7589605 Method and apparatus to provide compensation for parasitic inductance of multiple capacitors Sep. 15, 2009
7561008 Filter package Jul. 14, 2009

1 2 3 4 5 6 7










 
 
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