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Class Information
Number: 333/204
Name: Wave transmission lines and networks > Coupling networks > Wave filters including long line elements > Stripline or microstrip
Description: Subject matter wherein the filter structure includes a long line of the type having planar conductors.










Sub-classes under this class:

Class Number Class Name Patents
333/205 Tunable 273


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Patent Number Title Of Patent Date Issued
8710943 Electromagnetic bandgap structure and printed circuit board Apr. 29, 2014
8711897 Split-ring resonator creating a photonic metamaterial Apr. 29, 2014
8710942 Bandpass filter and radio communication module and radio communication device using the same Apr. 29, 2014
8704618 Microwave filter Apr. 22, 2014
8704619 Bandpass filter and radio communication module and radio communication device using the same Apr. 22, 2014
8686811 Stripline filter Apr. 1, 2014
8680952 Bandpass filter with dual band response Mar. 25, 2014
8674791 Signal transmission device, filter, and inter-substrate communication device Mar. 18, 2014
8670720 Devices and methods for phase shifting a radio frequency (RF) signal for a base station antenna Mar. 11, 2014
8665158 Printed filtering antenna Mar. 4, 2014
8659369 IC package with embedded filters Feb. 25, 2014
8648674 Filter circuit, and wireless communication module and wireless communication device that uses the same Feb. 11, 2014
8644896 Tunable notch filter including ring resonators having a MEMS capacitor and an attenuator Feb. 4, 2014
8629738 Complex resonator, bandpass filter, and diplexer, and wireless communication module and wireless communication device using same Jan. 14, 2014
8629740 Bandpass filter, wireless communication module and wireless communication device Jan. 14, 2014
8576027 Differential-common mode resonant filters Nov. 5, 2013
8576026 Semiconductor device having balanced band-pass filter implemented with LC resonator Nov. 5, 2013
8575731 Semiconductor device with a balun Nov. 5, 2013
8564382 Miniaturized wide-band baluns for RF applications Oct. 22, 2013
8547188 Filter with integrated loading capacitors Oct. 1, 2013
8536960 Filter structure Sep. 17, 2013
8531253 Serial L-C resonator with three-dimensional structure and ultra-wide bandpass filter using the same Sep. 10, 2013
8525618 Metamaterial having a negative dielectric constant and a negative magnetic permeability Sep. 3, 2013
8508317 Broadband coupling filter Aug. 13, 2013
8497748 Bandpass filter, wireless communication module and wireless communication device Jul. 30, 2013
8493163 Bandpass filter, wireless communication module and wireless communication device Jul. 23, 2013
8493744 Surface mount devices with minimum lead inductance and methods of manufacturing the same Jul. 23, 2013
8482366 Laminated balance filter Jul. 9, 2013
8471649 Ku-band diplexer Jun. 25, 2013
8461012 Device with ground plane for high frequency signal transmission and method therefor Jun. 11, 2013
8446231 High-frequency filter May. 21, 2013
8436691 Signal transmission apparatus May. 7, 2013
8432706 Printed circuit board and electro application Apr. 30, 2013
8427260 Dual-band bandpass resonator and dual-band bandpass filter Apr. 23, 2013
8412141 LR polyphase filter Apr. 2, 2013
8384493 Emulation of anisotropic media in transmission line Feb. 26, 2013
8384498 Capacitively loaded spurline filter Feb. 26, 2013
8378762 Compact filtering structure Feb. 19, 2013
8378763 Layered bandpass filter Feb. 19, 2013
8368488 Electromagnetic bandgap structure and printed circuit board Feb. 5, 2013
8358182 Duplexer for integration in communication terminals Jan. 22, 2013
8358184 Stripline filter Jan. 22, 2013
8339212 Filtering device and differential signal transmission circuit capable of suppressing common-mode noises upon transmission of a differential signal Dec. 25, 2012
8339218 Single-to-balanced band pass filter Dec. 25, 2012
8339790 Monolithic microwave integrated circuit Dec. 25, 2012
8334735 Multilayer electronic component and multilayer electronic component manufacturing method Dec. 18, 2012
8330555 Bandpass filter, and wireless communication module and wireless communication apparatus which employ the bandpass filter Dec. 11, 2012
8314667 Coupled line filter and arraying method thereof Nov. 20, 2012
8305283 Coplanar differential bi-strip delay line, higher-order differential filter and filtering antenna furnished with such a line Nov. 6, 2012
8299876 Filter Oct. 30, 2012

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