ClassID:

213988

H01P1/2088 - CPC Classification

Classification description:

Auxiliary devices; Frequency-selective devices, e.g. filters; Hollow waveguide filters; Cascaded cavities; Cascaded resonators inside a hollow waveguide structure Integrated in a substrate

Recent Application in this class:
#1
20260018796
2026-01-15

MILLIMETER WAVE FILTER ARRAY

#2
20260011900
2026-01-08

WIDEBAND TEM TO TM01 MODE CONVERTER FOR MICROWAVE PLASMA SYSTEMS

#3
20240387971
2024-11-21

Waveguide with a Curved-Wall Low-Pass Filter

#4
20240347887
2024-10-17

RESONATING STRUCTURE FOR A DIELECTRIC FILTER COMPRISING A DIELECTRIC BODY INCLUDING OFFSET FIRST AND SECOND BLIND COUPLING HOLES WITH RESPECTIVE DEFECTED PORTIONS

#5
20240332766
2024-10-03

CAVITY FILTER AND CONNECTING STRUCTURE INCLUDED THEREIN

#6
20240250399
2024-07-25

DIELECTRIC WAVEGUIDE PORT COUPLING STRUCTURE, A DIELECTRIC WAVEGUIDE FILTER, A DUPLEXER AND A MULTIPLEXER

#7
20240222833
2024-07-04

Phase shifter

#8
20240030575
2024-01-25

FRONT-END MODULE COMPRISING FRONT-END COMPONENTS AND A SUBSTRATE INTEGRATED WAVEGUIDE FILTER FORMED ON A PRINTED CIRCUIT BOARD

#9
20230420822
2023-12-28

Radio frequency resonator structure

#10
20230352805
2023-11-02

Electric coupling of a substrate integrated waveguide cavity resonator to a suspended substrate stripline low pass filter for introducing a notch response

#11
20230261353
2023-08-17

CERAMIC WAVEGUIDE FILTER FOR ANTENNA

#12
20230216166
2023-07-06

Monolithic Waveguide and Supporting Waveguide Bridge

#13
20230170596
2023-06-01

Radar waveguide and choke assembly

#14
20230147406
2023-05-11

AU and RU having CWG filters, and BS having the AU or RU

#15
20230103032
2023-03-30

INTEGRATED WAVEGUIDE MICROCIRCUIT

#16
20230092871
2023-03-23

Substrate integrated waveguide-fed Fabry-Perot cavity filtering wideband millimeter wave antenna

#17
20230067193
2023-03-02

CWG filter, and RU, AU or BS having the same

#18
20230055439
2023-02-23

Band pass filter and high frequency front-end circuit including same

#19
20230045912
2023-02-16

Cavity filter and connecting structure included therein

#20
20230011894
2023-01-12

PRINTED CIRCUIT BOARD INCLUDING A SUBSTRATE INTEGRATED WAVEGUIDE HAVING CHANNELS FORMED BY VERTICALLY OVERLAPPING CYLINDRICAL CAVITIES

#21
20220416393
2022-12-29

Waveguide interconnects for semiconductor packages and related methods

#22
20220416388
2022-12-29

Band-pass filter including plural resonators having a conductive pin structure associated therewith

#23
20220302568
2022-09-22

Radio frequency device with non-uniform width cavities

#24
20220285810
2022-09-08

Wide bandwidth folded metallized dielectric waveguide filters

#25
20220285809
2022-09-08

Dielectric waveguide resonator and filter including at least one internal conductor physically isolated from first and second surface conductors and overlapping therewith

#26
20220247057
2022-08-04

Band-stop filter and electronic device

#27
20220223990
2022-07-14

Substrate-integrated waveguide filtering crossover having a dual mode rectangular cavity coupled to eight single mode square cavities

#28
20220209382
2022-06-30

Filter device

#29
20220149500
2022-05-12

Microelectronic assemblies with substrate integrated waveguide

#30
20220149499
2022-05-12

Resonating structure for a dielectric filter comprising a dielectric body including offset first and second blind coupling holes with respective defected portions

#31
20220077554
2022-03-10

Substrate integrated waveguide filter comprising an electric field responsive dielectric layer configured to adjust a frequency of the filter

#32
20220059917
2022-02-24

Method of constructing a cavity comprising forming one or more conductively coated openings in a plurality of boards and placing a rod or tuning post therein

#33
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

#34
20210408653
2021-12-30

Components for millimeter-wave communication

#35
20210408652
2021-12-30

Millimeter-wave dielectric waveguide including an opening of varying cross-section enclosed within a first material and the first material surrounded by a second material

#36
20210336316
2021-10-28

ANTENNA ARRAY

#37
20210305668
2021-09-30

Fabricating an RF filter on a semiconductor package using selective seeding

#38
20210280954
2021-09-09

Ceramic waveguide filter including a plurality of resonant cavities coupled by a capacitive coupling structure and a method for manufacture

#39
20210210829
2021-07-08

Dielectric waveguide filter having a plurality of resonant cavities coupled by window structures configured to affect the electric and magnetic field distributions in the filter

#40
20210135329
2021-05-06

IMPLEMENTATION OF INDUCTIVE POSTS IN AN SIW STRUCTURE AND PRODUCTION OF A GENERIC FILTER

#41
20210127489
2021-04-29

Front-end module comprising front-end components and a substrate integrated waveguide filter formed on a printed circuit board

#42
20210126332
2021-04-29

Filter

#43
20210098851
2021-04-01

Cavity filter and connecting structure included therein

#44
20210098850
2021-04-01

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

#45
20210091442
2021-03-25

Band-pass filter comprising a substrate enclosed by conductive layer pairs and a post wall to define a plurality of resonators having recesses of different depths

#46
20210066773
2021-03-04

Bandpass filter

#47
20200373261
2020-11-26

Fabricating an RF filter on a semiconductor package using selective seeding

#48
20200365960
2020-11-19

Cavity filter with a slim and compact structure

#49
20200358161
2020-11-12

Substrate integrated waveguide and method for manufacturing the same

#50
20200343617
2020-10-29

Dielectric resonator, dielectric filter using dielectric resonator, transceiver, and base station

#51
20200328763
2020-10-15

DIPLEXER AND TRANSMITTING AND RECEIVING SYSTEM

#52
20200328490
2020-10-15

Filter arrangement

#53
20200259263
2020-08-13

Radio frequency device with non-uniform width cavities

#54
20200255324
2020-08-13

Silica glass for radio-frequency device and radio-frequency device technical field

#55
20200212530
2020-07-02

Filter antenna

#56
20200211987
2020-07-02

High frequency / high power transition system using SIW structure

#57
20200083581
2020-03-12

RF dielectric waveguide duplexer filter module

#58
20200044303
2020-02-06

Substrate integrated waveguide and method for manufacturing the same

#59
20200021030
2020-01-16

Millimeter wave filter array

#60
20200021004
2020-01-16

MILLIMETER WAVE FILTER ARRAY

#61
20190386370
2019-12-19

Multimode resonators with split chamfer

#62
20190386366
2019-12-19

Radio frequency resonators with bridge coupling adjacent resonators

#63
20190348734
2019-11-14

Cavity filter

#64
20190326654
2019-10-24

Dielectric resonator and dielectric filter

#65
20190305396
2019-10-03

Microelectronic assemblies comprising a package substrate portion integrated with a substrate integrated waveguide filter

#66
20190173153
2019-06-06

Resonant filter using mm wave cavity

#67
20190097298
2019-03-28

Dielectric resonator, dielectric filter using dielectric resonator, transceiver, and base station

#68
20190089036
2019-03-21

Semiconductor package comprising chiplets disposed on a substrate which are electromagnetically coupled by dielectric waveguides and a computing networks formed therefrom

#69
20190067773
2019-02-28

RF dielectric waveguide duplexer filter module

#70
20190067772
2019-02-28

Tuneable band pass filter

#71
20180342778
2018-11-29

Dielectric-filled surface-mounted waveguide devices and methods for coupling microwave energy

#72
20180331670
2018-11-15

Compact band pass filter

#73
20180323501
2018-11-08

Wireless printed circuit board assembly with integral radio frequency waveguide

#74
20180301780
2018-10-18

Voltage controlled tunable filter

#75
20180269557
2018-09-20

Waveguides and transmission lines in gaps between parallel conducting surfaces

#76
20180261901
2018-09-13

Filter unit and filter

#77
20180226934
2018-08-09

Band-pass filter

#78
20180177041
2018-06-21

Surface integrated waveguides and circuit structures therefor

#79
20180145385
2018-05-24

PCB embedded tunable microwave filter with temperature compensation

#80
20180115036
2018-04-26

FILTER-ANTENNAS FOR RADAR SENSING SYSTEMS AND METHOD FOR PRODUCING A FILTER-ANTENNA

#81
20170222292
2017-08-03

Voltage controlled tunable filter

#82
20160336632
2016-11-17

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#83
20160308264
2016-10-20

RF dielectric waveguide duplexer filter module

#84
20160261015
2016-09-08

Dielectric-filled surface-mounted waveguide devices and methods for coupling microwave energy

#85
20160087322
2016-03-24

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#86
20160036110
2016-02-04

Waveguide filter

#87
20150380792
2015-12-31

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#88
20150325903
2015-11-12

Substrate having conductive and non-conductive through holes forming a resonant portion usable as a dielectric resonator, filter and duplexer

#89
20150244049
2015-08-27

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#90
20150207193
2015-07-23

RF filter assembly with mounting pins

#91
20150137911
2015-05-21

Band-pass filter comprised of a dielectric substrate having a pair of conductive layers connected by sidewall through holes and center through holes

#92
20150084720
2015-03-26

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#93
20150077197
2015-03-19

Hybrid resonators in multilayer substrates and filters based on these resonators

#94
20150077196
2015-03-19

Dielectric waveguide input/output structure and dielectric waveguide duplexer using the same

#95
20140361853
2014-12-11

Dielectric waveguide filter with structure and method for adjusting bandwidth

#96
20140266514
2014-09-18

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#97
20140240058
2014-08-28

Laminated waveguide diplexer

#98
20140198004
2014-07-17

Filter antenna

#99
20140077900
2014-03-20

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#100
20130278998
2013-10-24

In-plane resonator structures for evanescent-mode electromagnetic-wave cavity resonators

#101
20130278359
2013-10-24

TWO- AND THREE-SUBSTRATE LEVEL PROCESSES FOR PRODUCING EVANESCENT MODE ELECTROMAGNETIC WAVE CAVITY RESONATORS

#102
20130130519
2013-05-23

Coupling mechanism for a PCB mounted microwave re-entrant resonant cavity

#103
20130053104
2013-02-28

Multi-mode filter

#104
20130049902
2013-02-28

Multi-mode filter

#105
20130049901
2013-02-28

MULTI-MODE FILTER

#106
20130049899
2013-02-28

WINDOWS IN CONDUCTIVE COVERINGS OF DIELECTRIC BODIES FOR FILTERS

#107
20130049898
2013-02-28

Filter

#108
20130049897
2013-02-28

FILTER

#109
20130049896
2013-02-28

Multi-mode filter having at least one feed line and a phase array of coupling elements

#110
20130049895
2013-02-28

Filter

#111
20130049894
2013-02-28

Multi-mode filter

#112
20130049893
2013-02-28

Multi-mode filter

#113
20130049892
2013-02-28

FILTER

#114
20130049891
2013-02-28

FILTER

#115
20130049890
2013-02-28

MULTI-MODE FILTER

#116
20120293283
2012-11-22

Tuned dielectric waveguide filter and method of tuning the same

#117
20120293279
2012-11-22

Integrated cavity filter/antenna system

#118
20120286901
2012-11-15

Dielectric waveguide filter with direct coupling and alternative cross-coupling

#119
20120229233
2012-09-13

Dielectric waveguide filter

#120
20120206213
2012-08-16

Input/output coupling structure for dielectric waveguide

#121
20120169435
2012-07-05

Microwave and millimeter-wave compact tunable cavity filter

#122
20110279200
2011-11-17

Dielectric waveguide filter with structure and method for adjusting bandwidth

#123
20110193657
2011-08-11

Resonance filter having low loss

#124
20110001584
2011-01-06

RADIO-FREQUENCY FILTER DEVICE USING DIELECTRIC WAVEGUIDE WITH MULTIPLE RESONANT MODES

#125
20100328175
2010-12-30

Leaky cavity resonator for waveguide band-pass filter applications

#126
20100321135
2010-12-23

Differential-common mode resonant filters

#127
20100308925
2010-12-09

Method of producing micromachined air-cavity resonator, micromachined air-cavity resonator, band-pass filter and oscillator using the method

#128
20100214183
2010-08-26

Transmitting power and data

#129
20100117768
2010-05-13

Vertical coupling structure for non-adjacent resonators

#130
20090243762
2009-10-01

Waveguide filter

#131
20090231064
2009-09-17

Wideband dielectric waveguide filter

#132
20090091402
2009-04-09

Printed circuit board filter having rows of vias defining a quasi cavity that is below a cutoff frequency

#133
20090002104
2009-01-01

Vertical coupling structure for non-adjacent resonators

#134
20090000106
2009-01-01

Method of forming vertical coupling structure for non-adjacent resonators

#135
20080238581
2008-10-02

Circuit board microwave filters

#136
20070120628
2007-05-31

Dielectric waveguide filter with cross-coupling

#137
20060232364
2006-10-19

Coupled resonator filters formed by micromachining

#138
20060139129
2006-06-29

Waveguide filter

#139
20060006966
2006-01-12

Electronically tunable ridged waveguide cavity filter and method of manufacture therefore

#140
20050275489
2005-12-15

Dielectric ceramic filter with metal guide-can

#141
20050270125
2005-12-08

Tunable waveguide filter

#142
20050264378
2005-12-01

Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response

#143
20050217786
2005-10-06

High performance embedded RF filters

#144
20050184833
2005-08-25

Waveguide band-stop filter

#145
20050156689
2005-07-21

Method for tuning the center frequency of embedded microwave filters

#146
20050156688
2005-07-21

Dielectric waveguide filter

#147
18925651
2025-04-15

Millimeter wave connection device for rectangular/substrate integrated waveguides

#148
18640684
2024-12-10

Apparatus, methods and design system for wide-band millimeter wave RWG to air-filled SIW transition

#149
15853996
2019-05-07

Cavity backed slot antenna with in-cavity resonators