ClassID:

213970

H01P1/20309 - CPC Classification

Classification description:

Auxiliary devices; Frequency-selective devices, e.g. filters; Filters for transverse electromagnetic waves; Strip line filters with dielectric resonator

Sub-classes:
Recent Application in this class:
#1
20250219618
2025-07-03

WIDEBAND FILTER WITH RESONATORS AND INDUCTORS

#2
20250210839
2025-06-26

FILTER

#3
20250210838
2025-06-26

TM-MODE DIELECTRIC FILTER

#4
20250202088
2025-06-19

FILTER

#5
20250167415
2025-05-22

ENHANCED BROADBAND RING RESONATOR FOR IMPROVED SPECTRAL SUPPRESSION

#6
20240332766
2024-10-03

CAVITY FILTER AND CONNECTING STRUCTURE INCLUDED THEREIN

#7
20230420818
2023-12-28

MULTI-LAYERED RESONATOR CIRCUIT STRUCTURE AND MULTI-LAYERED FILTER CIRCUIT STRUCTURE

#8
20230420817
2023-12-28

CERAMIC DIELECTRIC BAND-PASS FILTER

#9
20230344101
2023-10-26

Printed Microstrip Filter

#10
20230143899
2023-05-11

Multi-layered band-pass filter device

#11
20220278434
2022-09-01

Duplexers and related devices for 5G/6G and subsequent protocols and for mm-wave and terahertz applications

#12
20220123453
2022-04-21

Duplexers and related devices for 5G/6G and subsequent protocols and for mm-wave and terahertz applications

#13
20220013880
2022-01-13

Substrate integrated waveguide device including a resonance region therein coupled by conductor posts to first and second lines and a transistor coupled between the first and second lines

#14
20210367315
2021-11-25

Balanced-type circular disk resonator, dielectric property measurement method, and dielectric property measurement system

#15
20210257989
2021-08-19

Wideband filter with resonators and inductors

#16
20210210830
2021-07-08

Band pass filter, communication device, and resonator

#17
20210098852
2021-04-01

Terminal portion configured to connect an RF signal connector to an electrode pad of an external device over a predetermined distance

#18
20210098850
2021-04-01

Cavity filter comprising a terminal portion having first and second conductive terminals with an elastic member disposed there between

#19
20200280115
2020-09-03

INTEGRATED FILTER SYSTEM AND ANTENNA SYSTEM

#20
20200266512
2020-08-20

Wideband filter with resonators and inductors

#21
20200259236
2020-08-13

Dielectric resonator and filter

#22
20200194856
2020-06-18

Dual-band resonator and dual-band bandpass filter using same

#23
20200176851
2020-06-04

Resonator

#24
20200153076
2020-05-14

Composite Substrate for Radio Frequency Signals and Method of Manufacturing a Composite Substrate

#25
20200083579
2020-03-12

Triple-mode dielectric resonator filter, method for manufacturing the same, and band pass filter using dielectric resonator and NRN stub

#26
20200028231
2020-01-23

Filtering dielectric resonator antennas including a loop feed structure for implementing radiation cancellation

#27
20190198959
2019-06-27

Band-pass filter

#28
20190074571
2019-03-07

Multi-layer substrate with integrated resonator

#29
20180241108
2018-08-23

Tunable dual-band resonator

#30
20180040937
2018-02-08

Board-to-board interconnect apparatus including a microstrip circuit connected by a waveguide, where a bandwidth of a frequency band is adjustable

#31
20170365902
2017-12-21

Dielectric filter

#32
20170250453
2017-08-31

COAXIAL TRANSMISSION LINE INCLUDING ELECTRICALLY THIN RESISTIVE LAYER AND ASSOCIATED METHODS

#33
20170250452
2017-08-31

Filter and method of designing same

#34
20170047632
2017-02-16

Coaxial transmission line including electrically thin resistive layer and associated methods

#35
20170033758
2017-02-02

Tunable dual-band band-pass filter

#36
20150318594
2015-11-05

Dielectric resonator, assembly method thereof, and dielectric filter

#37
20150295599
2015-10-15

Electromagnetic resonance coupler and transmission apparatus

#38
20150214594
2015-07-30

Bandpass filter and method of fabricating the same

#39
20150002244
2015-01-01

Artificial dielectric resonator and artificial dielectric filter using the same

#40
20140128012
2014-05-08

Filter, receiver, transmitter and transceiver

#41
20130214880
2013-08-22

Electronic component

#42
20130162374
2013-06-27

Tunable bandpass filter

#43
20120161904
2012-06-28

Ultra wide pass-band, absorptive band-reject filter

#44
20080269062
2008-10-30

BANDPASS FILTER AND FORMING METHOD OF THE SAME

#45
20070109060
2007-05-17

Integrated dielectric resonator filter and clock extraction device using the same

#46
17482831
2023-02-07

Multi-layer bandpass filter

#47
17306552
2022-03-29

Bandpass filter using triangular patch resonators