Patents-Review.com
ClassID:

220823 ⎘

H03H9/72 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source Networks using surface acoustic waves

Sub-classes:
Recent Application in this class:
#1
20260074718
2026-03-12

RADIO FREQUENCY CIRCUIT

 #2
20250192753
2025-06-12

ELASTIC WAVE FILTER, DEMULTIPLEXER, AND COMMUNICATION APPARATUS

 #3
20250175154
2025-05-29

ACOUSTIC WAVE DEVICES WITH COMMON CERAMIC SUBSTRATE

 #4
20250167766
2025-05-22

MULTIPLEXER WITH ACOUSTIC ASSISTED TRAP CIRCUIT

 #5
20240421845
2024-12-19

RADIO FREQUENCY MODULE AND COMMUNICATION APPARATUS

 #6
20240267031
2024-08-08

RADIO FREQUENCY MULTIPLEXER

 #7
20240162885
2024-05-16

EXTRACTOR

 #8
20240080014
2024-03-07

ACOUSTIC WAVE FILTER AND MULTIPLEXER

 #9
20240072768
2024-02-29

FILTER DEVICE AND MULTIPLEXER

 #10
20240063775
2024-02-22

Multiplexer including filter with two types of acoustic wave resonators

 #11
20240030888
2024-01-25

SUBSTRATE FOR SURFACE ACOUSTIC WAVE DEVICE AND SURFACE ACOUSTIC WAVE DEVICE COMPRISING THE SAME

 #12
20240014806
2024-01-11

COMPOSITE FILTER DEVICE

 #13
20230412143
2023-12-21

ACOUSTIC WAVE FILTER AND MULTIPLEXER

 #14
20230396278
2023-12-07

RADIO-FREQUENCY MODULE AND COMMUNICATION DEVICE

 #15
20230387887
2023-11-30

MULTIPLEXER WITH REDUCED PHASE SPREADING

 #16
20230387882
2023-11-30

ACOUSTIC WAVE RESONATOR, FILTER, AND MULTIPLEXER

 #17
20230344416
2023-10-26

MULTIPLEXER FORMED ON MULTI-LAYER PIEZOELECTRIC SUBSTRATE AND TEMPERATURE COMPENSATED SURFACE ACOUSTIC WAVE DEVICE DIES

 #18
20230344415
2023-10-26

MULTIPLEXERS WITH DIFFERENT FILTER TYPES ON DIFFERENT DIES

 #19
20230344411
2023-10-26

MULTIPLEXER WITH DIES OF DIFFERENT ACOUSTIC VELOCITY

 #20
20230299746
2023-09-21

PROGRAMMABLE ACOUSTIC FILTER CIRCUIT

 #21
20230299745
2023-09-21

ACOUSTIC RESONATOR FILTER BANK SYSTEM

 #22
20230291426
2023-09-14

RADIO FREQUENCY MODULE AND COMMUNICATION DEVICE

 #23
20230223963
2023-07-13

RADIO FREQUENCY SYSTEM WITH PARALLEL ACOUSTIC WAVE FILTERS

 #24
20230223930
2023-07-13

PARALLEL ACOUSTIC WAVE FILTERS

 #25
20230216536
2023-07-06

ACOUSTIC WAVE FILTER CIRCUIT, MULTIPLEXER, FRONT-END CIRCUIT, AND COMMUNICATION APPARATUS

 #26
20230198502
2023-06-22

ACOUSTIC WAVE FILTER AND MULTIPLEXER

 #27
20230107684
2023-04-06

ACOUSTIC WAVE FILTER WITH A COMMON GROUND NODE

 #28
20230105119
2023-04-06

MULTI BAND FILTER PACKAGE WITH A COMMON GROUND CONNECTION

 #29
20230101350
2023-03-30

Topological insulator-based multiplexer/demultiplexer

 #30
20230006651
2023-01-05

Multiplexer with acoustic assisted trap circuit

 #31
20230006648
2023-01-05

Multiplexer with acoustic wave filters and trap circuit

 #32
20230006638
2023-01-05

Elastic wave device, high-frequency front-end circuit, and communication device

 #33
20220399908
2022-12-15

Dynamic band steering filter bank module

 #34
20220368314
2022-11-17

MULTIPLEXER

 #35
20220368311
2022-11-17

Acoustic wave devices with common ceramic substrate

 #36
20220352871
2022-11-03

Acoustic wave resonator, filter, and multiplexer

 #37
20220311465
2022-09-29

Radio-frequency module and communication device

 #38
20220302893
2022-09-22

Composite filter device

 #39
20220247385
2022-08-04

Electroacoustic filter with low phase delay for multiplexed signals

 #40
20220149815
2022-05-12

Electroacoustic filter with modified phase characteristics

 #41
20220140809
2022-05-05

Acoustic wave filter and multiplexer

 #42
20220052666
2022-02-17

Filter device and multiplexer

 #43
20220029599
2022-01-27

ACOUSTIC WAVE DEVICE AND MULTIPLEXER

 #44
20220006444
2022-01-06

Filter assembly with two types of acoustic wave resonators

 #45
20210409042
2021-12-30

Multiplexer, front end module, and communication device

 #46
20210399719
2021-12-23

Filter, multiplexer, radio frequency front-end circuit, and communication device

 #47
20210399716
2021-12-23

Filter device, RF front-end device and wireless communication device

 #48
20210384886
2021-12-09

Acoustic wave filter device and multiplexer

 #49
20210336605
2021-10-28

Frequency control of spurious shear horizontal mode by adding high velocity layer in a lithium niobate filter

 #50
20210281245
2021-09-09

Acoustic wave filter device and multiplexer using same

 #51
20210281244
2021-09-09

Acoustic wave filter device and multiplexer using same

 #52
20210281225
2021-09-09

High-frequency module and communication device

 #53
20210265976
2021-08-26

Extractor

 #54
20210167750
2021-06-03

Filter device and multiplexer

 #55
20210152127
2021-05-20

COUPLING SURFACE ACOUSTIC WAVE RESONATORS TO A JOSEPHSON RING MODULATOR

 #56
20210143854
2021-05-13

Radio-frequency module and communication device

 #57
20210143797
2021-05-13

Multiplexer, high-frequency front end circuit, and communication device

 #58
20210143780
2021-05-13

High-frequency module and communication device

 #59
20210126625
2021-04-29

ACOUSTIC WAVE FILTER WITH DIFFERENT TYPES OF RESONATORS IN ACOUSTIC FILTER COMPONENT AND/OR MULTIPLEXER

 #60
20210119611
2021-04-22

Filter device and multiplexer

 #61
20210111705
2021-04-15

Multiplexer including acoustic wave filter with transmission line between resonators

 #62
20210091751
2021-03-25

Multiplexer with reduced phase spreading

 #63
20210083654
2021-03-18

Radio frequency multiplexer

 #64
20210058069
2021-02-25

Multiplexer with acoustic wave filter including resonators on a plurality of die

 #65
20210050845
2021-02-18

Multiplexer, radio frequency front-end circuit, and communication device

 #66
20210050844
2021-02-18

Multiplexer

 #67
20210044271
2021-02-11

Multiplexer

 #68
20210036679
2021-02-04

Acoustic wave device, multiplexer, and communication apparatus

 #69
20210006233
2021-01-07

MULTIPLEXER AND FRONTEND MODULE COMPRISING A MULTIPLEXER

 #70
20210006232
2021-01-07

Acoustic wave filter, multiplexer, radio frequency front-end circuit, and communication device

 #71
20210006227
2021-01-07

Acoustic wave filter, multiplexer, and communication apparatus

 #72
20200412398
2020-12-31

Radio-frequency module and communication device

 #73
20200412337
2020-12-31

Tunable filter

 #74
20200412335
2020-12-31

Multiplexer

 #75
20200412327
2020-12-31

Acoustic wave resonator and multiplexer

 #76
20200403604
2020-12-24

Multiplexer, high-frequency front-end circuit, and communication device

 #77
20200389152
2020-12-10

Apparatus and method for selecting frequency band

 #78
20200382102
2020-12-03

Multiplexer, high-frequency front-end circuit, and communication device

 #79
20200336133
2020-10-22

Acoustic wave device, multiplexer, high-frequency front end circuit, and communication apparatus

 #80
20200336132
2020-10-22

Multiplexer and communication apparatus

 #81
20200328822
2020-10-15

Acoustic wave device, multiplexer, high-frequency front end circuit, and communication device

 #82
20200321941
2020-10-08

Acoustic wave filter, multiplexer, radio frequency front-end circuit, and communication device

 #83
20200304104
2020-09-24

Filter device and multiplexer

 #84
20200304102
2020-09-24

Multiplexer, high-frequency front-end circuit, and communication device

 #85
20200295737
2020-09-17

Multiplexer

 #86
20200259482
2020-08-13

Radio frequency multiplexer

 #87
20200259481
2020-08-13

FILTER DEVICE AND COMMUNICATION APPARATUS

 #88
20200252044
2020-08-06

High-frequency device and multiplexer

 #89
20200220523
2020-07-09

Multiplexer, high-frequency front end circuit, and communication device

 #90
20200220522
2020-07-09

Filter device, multiplexer, radio frequency front-end circuit, and communication device

 #91
20200212891
2020-07-02

Acoustic wave filter device and multiplexer

 #92
20200212884
2020-07-02

Bulk acoustic wave resonator with ceramic substrate

 #93
20200212882
2020-07-02

Acoustic wave devices with common glass substrate

 #94
20200212878
2020-07-02

Acoustic wave devices with common ceramic substrate

 #95
20200204159
2020-06-25

High-frequency module

 #96
20200204158
2020-06-25

Multiplexer, radio-frequency front end circuit, and communication apparatus

 #97
20200195228
2020-06-18

MULTIPLEXER, TRANSMISSION APPARATUS, AND RECEPTION APPARATUS

 #98
20200177154
2020-06-04

Filter device and multiplexer

 #99
20200153413
2020-05-14

Multiplexer, radio frequency circuit, and communication device

 #100
20200153412
2020-05-14

Radio frequency filter, multiplexer, radio frequency front-end circuit, and communication device

 #101
20200144990
2020-05-07

High-pass filter and multiplexer

 #102
20200127643
2020-04-23

Multiplexer, transmission device, reception device, high-frequency front end circuit, communication device and impedance matching method for multiplexer

 #103
20200112299
2020-04-09

Acoustic wave filter device, composite filter device, and multiplexer

 #104
20200106466
2020-04-02

Radio-frequency module and communication device

 #105
20200083866
2020-03-12

Filter and multiplexer

 #106
20200083864
2020-03-12

Multiplexer

 #107
20200067491
2020-02-27

Multiplexer, transmitting device, and receiving device

 #108
20200067490
2020-02-27

Multiplexer

 #109
20200067488
2020-02-27

Multiplexer, radio-frequency front-end circuit, and communication device

 #110
20200052675
2020-02-13

Acoustic wave device, filter, and composite filter device

 #111
20200036330
2020-01-30

Coupling surface acoustic wave resonators to a Josephson ring modulator

 #112
20200028483
2020-01-23

Elastic wave device, high-frequency front-end circuit, and communication device

 #113
20200021275
2020-01-16

Filter device, high-frequency module, and communication device

 #114
20200007096
2020-01-02

High-frequency module and communication device

 #115
20190393862
2019-12-26

Multiplexer

 #116
20190393861
2019-12-26

Radio-frequency filter, multiplexer, radio-frequency front-end circuit, and communication device

 #117
20190393857
2019-12-26

Acoustic wave device, acoustic wave device package, multiplexer, radio-frequency front-end circuit, and communication device

 #118
20190386642
2019-12-19

Frequency control of spurious shear horizontal mode by adding high velocity layer in a lithium niobate filter

 #119
20190386634
2019-12-19

Composite filter device

 #120
20190379353
2019-12-12

Extractor

 #121
20190379352
2019-12-12

Multiplexer, radio frequency front-end circuit, and communication device

 #122
20190363692
2019-11-28

Filter apparatus, multiplexer, radio-frequency front end circuit, and communication apparatus

 #123
20190357348
2019-11-21

Multiband filter

 #124
20190348968
2019-11-14

Apparatus and method for selecting frequency band

 #125
20190319772
2019-10-17

Multiplexer including filter with two types of acoustic wave resonators

 #126
20190319606
2019-10-17

Filter including two types of acoustic wave resonators

 #127
20190319605
2019-10-17

Acoustic wave filter including two types of resonators

 #128
20190312568
2019-10-10

Multiplexer

 #129
20190312564
2019-10-10

Multiplexer, radio-frequency front end circuit, and communication device

 #130
20190312563
2019-10-10

Acoustic wave device, radio frequency front-end module, and communication device

 #131
20190312559
2019-10-10

Elastic wave device manufacturing method, elastic wave device, radio-frequency front-end circuit, and communication device

 #132
20190305756
2019-10-03

Receiving filter, multiplexer, and communication apparatus

 #133
20190296717
2019-09-26

Filter device and filter module

 #134
20190296715
2019-09-26

Acoustic wave device, radio-frequency front-end circuit, and communication apparatus

 #135
20190296714
2019-09-26

Surface acoustic wave resonator, surface acoustic wave filter, and duplexer

 #136
20190288668
2019-09-19

Elastic wave device, high-frequency front end circuit, and communication apparatus

 #137
20190288662
2019-09-19

SURFACE ACOUSTIC WAVE DEVICES AND METHOD OF FABRICATING THE SAME

 #138
20190280668
2019-09-12

Multiplexer and communication apparatus

 #139
20190267970
2019-08-29

Acoustic wave filter device, multiplexer, radio-frequency front-end circuit, and communication device

 #140
20190267968
2019-08-29

Acoustic wave device and communication apparatus

 #141
20190245518
2019-08-08

Acoustic wave filter, acoustic wave device, multiplexer, and communication apparatus

 #142
20190245517
2019-08-08

Acoustic wave device, radio frequency front-end circuit, and communication device

 #143
20190245514
2019-08-08

Ladder filter, duplexer, and elastic wave filter device

 #144
20190238112
2019-08-01

Elastic wave device, radio-frequency front-end circuit, and communication device

 #145
20190222200
2019-07-18

Multiplexer, transmission device, and reception device

 #146
20190222198
2019-07-18

Acoustic wave filter device, multiplexer, radio-frequency front end circuit, and communication device

 #147
20190220722
2019-07-18

Radio-frequency front end circuit, high-frequency signal processing circuit, and communication device

 #148
20190214970
2019-07-11

Acoustic wave filter device, multiplexer, RF front-end circuit, and communication apparatus

 #149
20190214969
2019-07-11

Acoustic wave filter device, RF front-end circuit, and communication apparatus

 #150
20190214968
2019-07-11

Radio frequency front-end circuit and communication device

 #151
20190199323
2019-06-27

Band-pass filter and branching filter

 #152
20190199321
2019-06-27

Acoustic wave filter device, multiplexer, radio-frequency front-end circuit, and communication apparatus

 #153
20190181838
2019-06-13

Filter device, radio-frequency front-end circuit, and communication apparatus

 #154
20190158063
2019-05-23

Acoustic wave device and ladder filter

 #155
20190158060
2019-05-23

Surface acoustic wave filter, high frequency module, and multiplexer

 #156
20190149130
2019-05-16

Ladder-type frequency-variable filter, multiplexer, radio-frequency front end circuit, and communication terminal

 #157
20190140678
2019-05-09

Radio-frequency module and communication device

 #158
20190140620
2019-05-09

Radio-frequency module, multiplexer, and multi-filter

 #159
20190140619
2019-05-09

Multiplexer, transmission device, reception device, high-frequency front end circuit, communication device and impedance matching method for multiplexer

 #160
20190123722
2019-04-25

Multiplexer, high-frequency front end circuit, and communication device

 #161
20190123721
2019-04-25

Multiplexer, radio-frequency front-end circuit, and communication device

 #162
20190115947
2019-04-18

RADIO-FREQUENCY FRONT END CIRCUIT AND COMMUNICATION APPARATUS

 #163
20190097606
2019-03-28

Radio frequency filter circuit, duplexer, radio frequency front end circuit, and communication apparatus

 #164
20190089387
2019-03-21

Multiplexer, transmission device, and reception device

 #165
20190081613
2019-03-14

Radio-frequency filter circuit, multiplexer, radio-frequency front-end circuit, and communication device

 #166
20190068166
2019-02-28

Phase shifter module, multiplexer/demultiplexer, and communication apparatus

 #167
20190068165
2019-02-28

Multiplexer, transmission device, and reception device

 #168
20190052248
2019-02-14

Multiplexer, transmission apparatus, and reception apparatus

 #169
20190007019
2019-01-03

Elastic wave device

 #170
20180375496
2018-12-27

Multiplexer, transmission device, and reception device

 #171
20180375495
2018-12-27

Elastic wave apparatus

 #172
20180375492
2018-12-27

Composite filter device

 #173
20180367167
2018-12-20

Multi-channel digital radio

 #174
20180343000
2018-11-29

Radio frequency front-end circuit and communication device

 #175
20180278238
2018-09-27

Multiplexer

 #176
20180269854
2018-09-20

Acoustic wave element, multi plexer, and communication module

 #177
20180254766
2018-09-06

Acoustic wave module

 #178
20180241418
2018-08-23

Multiplexer, transmission device, and reception device

 #179
20180234079
2018-08-16

Multiplexer, transmission apparatus, and reception apparatus

 #180
20180226952
2018-08-09

Filter circuit, multiplexer, and module

 #181
20180198438
2018-07-12

Apparatus and method for selecting frequency band

 #182
20180175823
2018-06-21

Acoustic wave device

 #183
20180167054
2018-06-14

Hybrid passive-on-glass (POG) acoustic filter

 #184
20180159499
2018-06-07

Electronic component with two substrates enclosing functional element and insulating film therein

 #185
20180152170
2018-05-31

Elastic wave device, high-frequency front-end circuit, and communication device

 #186
20180123628
2018-05-03

Radio-frequency module and communication device

 #187
20180109243
2018-04-19

Multiplexer, transmission device, reception device, high-frequency front end circuit, communication device and impedance matching method for multiplexer

 #188
20180026605
2018-01-25

Filter, multiplexer, and communication apparatus

 #189
20180019832
2018-01-18

Multiplexer, high-frequency front-end circuit, and communication device

 #190
20180019729
2018-01-18

High-frequency filter, front-end circuit, and communication device

 #191
20180019509
2018-01-18

Multiplexer, radio frequency front-end circuit, communication device, and multiplexer design method

 #192
20170338801
2017-11-23

Radio frequency filter, high selectivity triplexer, and communications device

 #193
20170331453
2017-11-16

Arrangement comprising a DMS filter and a steep right edge

 #194
20170302251
2017-10-19

Acoustic filters integrated into single die

 #195
20170301992
2017-10-19

Acoustic filter for antennas

 #196
20170294896
2017-10-12

Filter device

 #197
20170279429
2017-09-28

Method for manufacturing elastic wave device, and elastic wave device

 #198
20170257078
2017-09-07

BAW/SAW-assisted LC filters and multiplexers

 #199
20170214390
2017-07-27

Band-pass filter and branching filter

 #200
20170194993
2017-07-06

Radio-frequency module and communication device

 #201
20170179930
2017-06-22

Branching filter

 #202
20170063337
2017-03-02

Multiplexer and module

 #203
20170005639
2017-01-05

Radio frequency filtering circuitry

 #204
20160380617
2016-12-29

Elastic wave device

 #205
20160197643
2016-07-07

High-frequency module and communication device

 #206
20160134257
2016-05-12

Surface acoustic wave device having end-to-end combinable selectable electrode sub-elements

 #207
20160134256
2016-05-12

Surface acoustic wave device having selectable electrode elements

 #208
20150325775
2015-11-12

Method for manufacturing acoustic wave device

 #209
20140368401
2014-12-18

Communication device

 #210
20140312993
2014-10-23

Multi-band filter module and electronic device comprising the same

 #211
20140218127
2014-08-07

High-frequency module

 #212
20140091877
2014-04-03

High-frequency module

 #213
20140062614
2014-03-06

Apparatus and method for selecting frequency band

 #214
20130200960
2013-08-08

Component working with acoustic waves having reduced temperature coefficient of frequencies and method for producing same

 #215
20100156554
2010-06-24

ANTENNA DUPLEXER, AND RF MODULE AND COMMUNICATION APPARATUS USING THE SAME

 #216
20100134203
2010-06-03

Filter and antenna duplexer

 #217
20100058568
2010-03-11

MULTI-BAND FILTER MODULE AND METHOD OF FABRICATING THE SAME

 #218
20100007434
2010-01-14

Branching filter package

 #219
20090278629
2009-11-12

Composite filter comprising a surface acoustic wave filter and an LC filter

 #220
20090174497
2009-07-09

Electrical module with specified ground-side connection of filter circuit shunt arms

 #221
20090058557
2009-03-05

Antenna sharing device

 #222
20090033437
2009-02-05

Filter module and communication apparatus

 #223
20090002096
2009-01-01

Antenna duplexer, and RF module and communication apparatus using the same

 #224
20080315968
2008-12-25

High-frequency composite component

 #225
20080290965
2008-11-27

Component operating on acoustic waves

 #226
20080290964
2008-11-27

Branching filter package

 #227
20080231387
2008-09-25

High-frequency module including connection terminals arranged at a small pitch

 #228
20080136556
2008-06-12

Branching filter package

 #229
20080129413
2008-06-05

Branching filter package

 #230
20080061906
2008-03-13

SAW duplexer having a bridging inductor in a multilayer package

 #231
20080048315
2008-02-28

Electronic Device and Package Used for the Same

 #232
20080024245
2008-01-31

Multi-band filter module and method of fabricating the same

 #233
20080018414
2008-01-24

Elastic wave device and manufacturing method of the same

 #234
20070252481
2007-11-01

Piezoelectric device and method for producing same

 #235
20070247259
2007-10-25

Branching filter

 #236
20070229191
2007-10-04

SURFACE ACOUSTIC WAVE ELEMENT AND SURFACE ACOUSTIC WAVE DEVICE COMPRISING THE ELEMENT

 #237
20070200462
2007-08-30

Electronic component package

 #238
20070200146
2007-08-30

Electronic device, method for producing the same, and communication apparatus including the same

 #239
20070190954
2007-08-16

High-frequency circuit and high-frequency device

 #240
20070182028
2007-08-09

Electronic component package

 #241
20070111674
2007-05-17

Duplexer

 #242
20070080757
2007-04-12

Composite filter chip

 #243
20070046395
2007-03-01

Duplexer having matching circuit

 #244
20070046394
2007-03-01

Filter and antenna duplexer

 #245
20070035362
2007-02-15

High frequency composite component

 #246
20070030094
2007-02-08

Duplexer and communication apparatus

 #247
20070024392
2007-02-01

Resonant circuit, filter, and antenna duplexer

 #248
20060238272
2006-10-26

Filter and duplexer

 #249
20060192633
2006-08-31

Surface acoustic wave duplexer

 #250
20060158281
2006-07-20

SAW ladder filter

 #251
20060132260
2006-06-22

Duplexer

 #252
20060091977
2006-05-04

Duplexer

 #253
20060067254
2006-03-30

Triband passive signal receptor network

 #254
20060028298
2006-02-09

Antenna duplexer, and RF module and communication apparatus using the same

 #255
20060022768
2006-02-02

Surface acoustic wave device, surface acoustic wave apparatus, and communications equipment

 #256
20050285699
2005-12-29

Surface acoustic wave device, manufacturing method therefor, and communications equipment

 #257
20050285475
2005-12-29

Surface acoustic wave device manufacturing method, surface acoustic wave device, and communications equipment

 #258
20050281210
2005-12-22

Composite multiplexer circuit and chip component, high-frequency module and radio communication apparatus using the same

 #259
20050237130
2005-10-27

Antenna duplexer and electronic device

 #260
20050206477
2005-09-22

Surface acoustic wave duplexer having enhanced isolation performance

 #261
20050200429
2005-09-15

Electronic component having a connection member connecting a resonator terminal and a mounting substrate electrode

 #262
20050200234
2005-09-15

Surface acoustic wave element, surface acoustic wave device, duplexer, and method of making surface acoustic wave element

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