ClassID:

220822

H03H9/706 - 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 bulk acoustic wave devices Duplexers

Recent Application in this class:
#1
20260135541
2026-05-14

RADIO FREQUENCY ACOUSTIC DEVICE WITH LATERALLY DISTRIBUTED REFLECTORS

#2
20250379559
2025-12-11

BULK ACOUSTIC WAVE DUPLEXER INCLUDING RESONATORS HAVING TOP AND BOTTOM MASS LOADS

#3
20250274145
2025-08-28

PILLARLESS ANTENNA STRUCTURE FOR BULK ACOUSTIC WAVE FILTER

#4
20250260390
2025-08-14

RADIO FREQUENCY MODULE WITH TUNABLE ACOUSTIC FILTER PASSBAND

#5
20250167753
2025-05-22

METHOD, SYSTEM, AND APPARATUS FOR RESONATOR CIRCUITS AND MODULATING RESONATORS

#6
20250070752
2025-02-27

CIRCUITS, DEVICES AND METHODS FOR HARMONIC CONTROL

#7
20250023552
2025-01-16

BULK ACOUSTIC WAVE FILTERS WITH DIFFERENTLY DOPED ALUMINUM NITRIDE RESONATORS

#8
20240388273
2024-11-21

ALUMINUM NITRIDE DOPANT SCHEME FOR BULK ACOUSTIC WAVE DEVICES

#9
20240305263
2024-09-12

MULTI-LAYER RAISED FRAME IN BULK ACOUSTIC WAVE DEVICE

#10
20240275363
2024-08-15

ACOUSTIC WAVE DEVICE WITH AN EFFICIENT STRUCTURE, A RADIO FREQUENCY MODULE, AND A MOBILE DEVICE INCLUDING THE SAME

#11
20240235528
2024-07-11

LADDER-TYPE FILTER, AND DUPLEXER AND MODULES WITH LADDER-TYPE FILTER

#12
20240223159
2024-07-04

ACOUSTIC WAVE FILTER INCLUDING TWO TYPES OF ACOUSTIC WAVE RESONATORS

#13
20240178816
2024-05-30

BULK ACOUSTIC WAVE FILTER WITH SECOND HARMONIC SUPPRESSION

#14
20240178815
2024-05-30

BULK ACOUSTIC WAVE FILTER FOR SECOND HARMONIC RESIDUE REDUCTION

#15
20240137007
2024-04-25

LADDER-TYPE FILTER, AND DUPLEXER AND MODULES WITH LADDER-TYPE FILTER

#16
20240088862
2024-03-14

PARALLEL HYBRID ACOUSTIC PASSIVE FILTER

#17
20240063775
2024-02-22

Multiplexer including filter with two types of acoustic wave resonators

#18
20240063770
2024-02-22

HYBRID ACOUSTIC LC FILTER WITH HARMONIC SUPPRESSION

#19
20240030953
2024-01-25

FILTERS AND ACOUSTIC RESONATORS FOR RADIO-FREQUENCY CIRCUITS AND DEVICES

#20
20230412149
2023-12-21

ACOUSTIC FILTERS PROVIDING NEGATIVE CAPACITANCE FOR USE IN MULTIPLEXERS

#21
20230318569
2023-10-05

Radio-frequency circuits and devices having harmonic suppression

#22
20230299747
2023-09-21

PASSBAND FILTER COMBINING TWO SETS OF COMPONENTS

#23
20230291389
2023-09-14

MULTIPLEXER

#24
20230283254
2023-09-07

MULTIPLEXER WITH HYBRID ACOUSTIC PASSIVE FILTER

#25
20230275566
2023-08-31

ACOUSTIC WAVE DEVICE, FILTER, AND MULTIPLEXER

#26
20230261637
2023-08-17

Recess frame structure for reduction of spurious signals in a bulk acoustic wave resonator

#27
20230253953
2023-08-10

CROSSOVER REDUCTION FOR ACOUSTIC DUPLEXERS BY SPURIOUS MODES

#28
20230147252
2023-05-11

POWER RUGGED FILTER MODULE

#29
20230142184
2023-05-11

Method, system, and apparatus for resonator circuits and modulating resonators

#30
20230134299
2023-05-04

ACOUSTIC WAVE DEVICE

#31
20230121885
2023-04-20

HIGH FREQUENCY MODULE AND COMMUNICATION APPARATUS

#32
20230093762
2023-03-23

Resonator, filter and duplexer

#33
20230074757
2023-03-09

Bulk acoustic wave resonator structure

#34
20230060305
2023-03-02

High frequency module and communication apparatus

#35
20220412185
2022-12-29

PandA setting with exothermic material

#36
20220407494
2022-12-22

ACOUSTIC WAVE DEVICE AND METHOD OF MANUFACTURING THE SAME

#37
20220393664
2022-12-08

RADIO FREQUENCY ACOUSTIC DEVICE WITH LATERALLY DISTRIBUTED REFLECTORS

#38
20220321098
2022-10-06

Diplexer using decoupled transversely-excited film bulk acoustic resonators

#39
20220286109
2022-09-08

Acoustic matrix filters and radios using acoustic matrix filters

#40
20220231666
2022-07-21

5.1-7.1GHz Wi-Fi6E coexistence acoustic wave resonator RF diplexer circuit

#41
20220209746
2022-06-30

Acoustic matrix diplexers and radios using acoustic matrix diplexers

#42
20220209745
2022-06-30

Acoustic matrix diplexers and radios using acoustic matrix diplexers

#43
20220123708
2022-04-21

Multiplexer with hybrid acoustic passive filter

#44
20220109421
2022-04-07

Acoustic matrix diplexers and radios using acoustic matrix diplexers

#45
20220109420
2022-04-07

Acoustic matrix filters and radios using acoustic matrix filters

#46
20220069797
2022-03-03

SUBSTRATE COMPRISING ACOUSTIC RESONATORS CONFIGURED AS AT LEAST ONE ACOUSTIC FILTER

#47
20220014170
2022-01-13

Lamb wave loop circuit for acoustic wave filter

#48
20220014169
2022-01-13

LAMB WAVE RESONATOR AND OTHER TYPE OF ACOUSTIC WAVE RESONATOR INCLUDED IN ONE OR MORE FILTERS

#49
20220006444
2022-01-06

Filter assembly with two types of acoustic wave resonators

#50
20210376816
2021-12-02

Package comprising stacked filters

#51
20210344321
2021-11-04

Multi-layer raised frame in bulk acoustic wave device

#52
20210313965
2021-10-07

Acoustic wave filter including two types of acoustic wave resonators

#53
20210297055
2021-09-23

Acoustic wave device and filter

#54
20210273625
2021-09-02

Aluminum nitride dopant scheme for bulk acoustic wave filters

#55
20210226607
2021-07-22

FBAR filter with integrated cancelation circuit

#56
20210211146
2021-07-08

FRONT END MODULE

#57
20210194460
2021-06-24

Composite filter device and band pass filter

#58
20210119650
2021-04-22

MULTIPLEXER WITH ACOUSTIC WAVE RESONATORS

#59
20210119598
2021-04-22

Hybrid acoustic LC filter cascaded with LC filter

#60
20210105006
2021-04-08

Bulk acoustic wave filter co-package

#61
20210105005
2021-04-08

Method for forming multiple bulk acoustic wave filters on shared die

#62
20210099151
2021-04-01

Method, system, and apparatus for resonator circuits and modulating resonators

#63
20210075400
2021-03-11

Harmonic suppression in bulk acoustic wave duplexer

#64
20210044278
2021-02-11

Bulk acoustic wave filters on shared die

#65
20210028765
2021-01-28

Bulk acoustic wave/film bulk acoustic wave resonator and filter for wide bandwidth applications

#66
20200389198
2020-12-10

Antenna Nx-plexer impedance matching network

#67
20200373911
2020-11-26

Bulk acoustic wave/film bulk acoustic wave resonator and filter for wide bandwidth applications

#68
20200373901
2020-11-26

Film bulk acoustic resonator including recessed frame with scattering sides

#69
20200366274
2020-11-19

P and A setting with exothermic material

#70
20200358464
2020-11-12

Multiplexer with bulk acoustic wave filter and multilayer piezoelectric substrate filter

#71
20200343875
2020-10-29

Effective coupling coefficients for strained single crystal epitaxial film bulk acoustic resonators

#72
20200295733
2020-09-17

Microwave duplexer using coupled inductors to improve isolation

#73
20200274520
2020-08-27

Bulk acoustic wave resonator structure

#74
20200274515
2020-08-27

Bulk acoustic wave resonator structure for second harmonic suppression

#75
20200235768
2020-07-23

Circuits with filters and acoustic resonators

#76
20200228100
2020-07-16

Acoustic wave filter including two types of acoustic wave resonators

#77
20200186128
2020-06-11

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

#78
20200153413
2020-05-14

Multiplexer, radio frequency circuit, and communication device

#79
20200099365
2020-03-26

ELECTRONIC PACKAGES COMPRISING STACKED BULK ACOUSTIC WAVE (BAW) RESONATOR and BAW RESONATOR FILTERS

#80
20200099359
2020-03-26

Multi-layer raised frame in bulk acoustic wave device

#81
20200083861
2020-03-12

Recess frame structure for a bulk acoustic wave resonator

#82
20200036365
2020-01-30

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

#83
20200036362
2020-01-30

Acoustic wave device, band pass filter, and multiplexer

#84
20200028493
2020-01-23

MULTIPLEXER WITH HYBRID ACOUSTIC PASSIVE FILTER

#85
20200028492
2020-01-23

Parallel hybrid acoustic passive filter

#86
20200028489
2020-01-23

Cascaded filter circuit with hybrid acoustic LC filter

#87
20200028487
2020-01-23

FBAR filter with integrated cancelation circuit

#88
20200028481
2020-01-23

Hybrid acoustic LC filter with harmonic suppression

#89
20200021269
2020-01-16

Electronic devices formed in a cavity between substrates

#90
20200007106
2020-01-02

Filter and multiplexer

#91
20190393924
2019-12-26

Sequentially switched bulk acoustic wave (BAW) delay line circulator

#92
20190393853
2019-12-26

Method, system, and apparatus for resonator circuits and modulating resonators

#93
20190372555
2019-12-05

Effective coupling coefficients for strained single crystal epitaxial film bulk acoustic resonators

#94
20190363740
2019-11-28

Duplexer and front-end circuit

#95
20190363697
2019-11-28

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

#96
20190319772
2019-10-17

Multiplexer including filter with two types of acoustic wave resonators

#97
20190319606
2019-10-17

Filter including two types of acoustic wave resonators

#98
20190319605
2019-10-17

Acoustic wave filter including two types of resonators

#99
20190312568
2019-10-10

Multiplexer

#100
20190296716
2019-09-26

Multiplexer

#101
20190280669
2019-09-12

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

#102
20190273480
2019-09-05

LAMB WAVE LOOP CIRCUIT FOR ACOUSTIC WAVE FILTER

#103
20190273479
2019-09-05

Lamb wave resonator and other type of acoustic wave resonator included in one or more filters

#104
20190273478
2019-09-05

Lamb wave element and bulk acoustic wave resonator on common substrate

#105
20190267970
2019-08-29

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

#106
20190267969
2019-08-29

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

#107
20190260351
2019-08-22

Multiplexer

#108
20190245514
2019-08-08

Ladder filter, duplexer, and elastic wave filter device

#109
20190222236
2019-07-18

Radio-frequency front-end circuit and communication device

#110
20190222235
2019-07-18

Microwave switched multiplexer and a mobile telecommunications device including such a multiplexer

#111
20190222234
2019-07-18

Microwave switched multiplexer and a mobile telecommunications device including such a multiplexer

#112
20190222198
2019-07-18

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

#113
20190199325
2019-06-27

Acoustic wave filter device and composite filter device

#114
20190199323
2019-06-27

Band-pass filter and branching filter

#115
20190181838
2019-06-13

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

#116
20190181833
2019-06-13

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

#117
20190181831
2019-06-13

Communication filter for LTE band 41

#118
20190149312
2019-05-16

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

#119
20190149131
2019-05-16

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

#120
20190149128
2019-05-16

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

#121
20190149121
2019-05-16

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

#122
20190123720
2019-04-25

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

#123
20190123715
2019-04-25

Elastic wave filter apparatus

#124
20190115901
2019-04-18

Ladder-type filter, piezoelectric thin film resonator, and method of fabricating the same

#125
20190097606
2019-03-28

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

#126
20190089329
2019-03-21

Filter device

#127
20190036553
2019-01-31

Duplexer and front-end circuit

#128
20190036511
2019-01-31

Acoustic resonator structure having an electrode with a cantilevered portion

#129
20190028086
2019-01-24

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

#130
20190007021
2019-01-03

Piezoelectric thin film resonator and fabrication method of the same, filter, and multiplexer

#131
20180375495
2018-12-27

Elastic wave apparatus

#132
20180375489
2018-12-27

Aluminum nitride film, acoustic wave device, filter, and multiplexer

#133
20180358952
2018-12-13

Acoustic wave device

#134
20180358167
2018-12-13

Electronic component

#135
20180337652
2018-11-22

High-frequency module

#136
20180337454
2018-11-22

FILTER MODULE AND FRONT END MODULE INCLUDING THE SAME

#137
20180287582
2018-10-04

High-frequency module

#138
20180278238
2018-09-27

Multiplexer

#139
20180262178
2018-09-13

Wave separator

#140
20180234076
2018-08-16

Acoustic resonators with reduced loss characteristics and methods of manufacturing same

#141
20180226952
2018-08-09

Filter circuit, multiplexer, and module

#142
20180226948
2018-08-09

Filter and front end module including the same

#143
20180226946
2018-08-09

Filter module and front-end module including the same

#144
20180198436
2018-07-12

RADIO-FREQUENCY PACKAGE WITH OVERMOLD STRUCTURE

#145
20180175275
2018-06-21

Piezoelectric thin film resonator, filter, and multiplexer

#146
20180159508
2018-06-07

Filter and multiplexer

#147
20180159503
2018-06-07

Electronic devices formed in a cavity between substrates and including a via

#148
20180159502
2018-06-07

METHODS OF MANUFACTURING ELECTRONIC DEVICES TO PREVENT WATER INGRESS DURING MANUFACTURE

#149
20180159493
2018-06-07

Methods of manufacturing electronic devices formed in a cavity

#150
20180158801
2018-06-07

Methods of manufacturing electronic devices formed in a cavity and including a via

#151
20180152191
2018-05-31

Filters including loop circuits for phase cancellation

#152
20180152172
2018-05-31

Radio frequency front-end circuit and communication device

#153
20180145655
2018-05-24

Piezoelectric thin film resonator, filter, and multiplexer

#154
20180138893
2018-05-17

Acoustic wave filter including two types of acoustic wave resonators

#155
20180138892
2018-05-17

Acoustic wave filter including surface acoustic wave resonators and bulk acoustic wave resonator

#156
20180138890
2018-05-17

MULTIPLEXER

#157
20180123563
2018-05-03

Method, System, and Apparatus for Resonator Circuits and Modulating Resonators

#158
20180097508
2018-04-05

Filter device including longitudinally coupled resonator elastic wave filter and elastic wave resonator

#159
20180083600
2018-03-22

Elastic wave apparatus

#160
20180083591
2018-03-22

Enhancing isolation in hybrid-based radio frequency duplexers and multiplexers

#161
20180041194
2018-02-08

Multiplexer

#162
20180041190
2018-02-08

High frequency circuit and communication apparatus

#163
20180026604
2018-01-25

Piezoelectric thin film resonator, filter, duplexer, and method of fabricating piezoelectric thin film resonator

#164
20180019731
2018-01-18

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

#165
20180006633
2018-01-04

Integrated module of acoustic wave device with active thermal compensation and an active thermal compensating method thereof

#166
20180006628
2018-01-04

Method, system, and apparatus for resonator circuits and modulating resonators

#167
20180003570
2018-01-04

Thermal sensing acoustic wave resonator and acoustic wave filter having thermal sensing acoustic wave resonator

#168
20170373670
2017-12-28

Elastic wave apparatus

#169
20170373668
2017-12-28

Filter and multiplexer

#170
20170366159
2017-12-21

BULK ACOUSTIC WAVE RESONATOR HAVING A PLURALITY OF COMPENSATION LAYERS AND DUPLEXER USING SAME

#171
20170366157
2017-12-21

Piezoelectric thin film resonator, filter, and multiplexer

#172
20170359050
2017-12-14

Acoustic wave device

#173
20170353173
2017-12-07

Acoustic wave device

#174
20170331457
2017-11-16

Filter and multiplexer

#175
20170324395
2017-11-09

Stacked wafer-level packaging devices

#176
20170272053
2017-09-21

BAW resonator with reduced heat build-up, HF filter comprising BAW resonator, duplexer comprising HF filter, and production method

#177
20170271741
2017-09-21

Acoustic wave filter and duplexer

#178
20170264268
2017-09-14

Tunable HF filter having series resonators

#179
20170264257
2017-09-14

Method for producing a batch of acoustic wave filters

#180
20170257076
2017-09-07

Piezoelectric thin film resonator, filter, and duplexer

#181
20170244387
2017-08-24

Duplexer

#182
20170230031
2017-08-10

Piezoelectric thin film resonator, filter, and duplexer

#183
20170214390
2017-07-27

Band-pass filter and branching filter

#184
20170214388
2017-07-27

Acoustic wave device

#185
20170207768
2017-07-20

Piezoelectric thin film resonator, filter, and duplexer

#186
20170201369
2017-07-13

Duplexer having improved reflectivity

#187
20170201234
2017-07-13

Filter chip and method for producing a filter chip

#188
20170170809
2017-06-15

Piezoelectric thin film resonator, filter, and duplexer

#189
20170155374
2017-06-01

Duplexer

#190
20170155371
2017-06-01

Resonator circuit having greater degrees of freedom, filter with improved tunability, and duplexer with improved tunability

#191
20170141757
2017-05-18

RF filter

#192
20170126197
2017-05-04

Broadband matching circuit for capacitive device

#193
20170093374
2017-03-30

Wide bandwidth muliplexer based on LC and acoustic resonator circuits for performing carrier aggregation

#194
20170093368
2017-03-30

Acoustic resonator structure having an electrode with a cantilevered portion

#195
20170077900
2017-03-16

Acoustic wave device and method of manufacturing the same

#196
20170077896
2017-03-16

Radio frequency module

#197
20170070205
2017-03-09

All-acoustic duplexers using directional couplers

#198
20170054431
2017-02-23

Acoustic wave filter, duplexer, and module

#199
20170019085
2017-01-19

Acoustic wave filter, duplexer, and module

#200
20170005639
2017-01-05

Radio frequency filtering circuitry

#201
20160380615
2016-12-29

Ladder-type filter, duplexer, and module

#202
20160380608
2016-12-29

Multiplexers having hybrid circuits with resonators

#203
20160365844
2016-12-15

Ladder-type filter, duplexer, and module

#204
20160359470
2016-12-08

Ladder-type filter, duplexer, and module

#205
20160301386
2016-10-13

Elastic wave filter device

#206
20160301385
2016-10-13

Filter device having a filter connection conductor line including parallel connected conductor lines

#207
20160301384
2016-10-13

Ladder-type elastic wave filter having series and parallel resonators

#208
20160294423
2016-10-06

Multiplexer device with hybrid LC/acoustic filter

#209
20160294358
2016-10-06

ACOUSTIC WAVE FILTER, DUPLEXER, AND MODULE

#210
20160261249
2016-09-08

Splitter

#211
20160182119
2016-06-23

Multiplexer device with first and second filtering devices connected to common port

#212
20160173057
2016-06-16

Method, system, and apparatus for resonator circuits and modulating resonators

#213
20160164491
2016-06-09

High-frequency module

#214
20160164478
2016-06-09

Semiconductor device, manufacturing method of the same, and mobile phone

#215
20160142077
2016-05-19

DUAL-BAND FILTER AND OPERATING METHOD THEROF

#216
20160142041
2016-05-19

Acoustic wave device, transceiver device, and mobile communication device

#217
20160142040
2016-05-19

Demultiplexing apparatus with heat transfer via electrodes

#218
20160142038
2016-05-19

Piezoelectric thin film resonator including an insertion film, filter, and duplexer

#219
20160134414
2016-05-12

Mobile device front end architecture for time division duplexing

#220
20160094199
2016-03-31

Resonant circuit with variable frequency and impedance

#221
20160079513
2016-03-17

Doped piezoelectric resonator

#222
20160072477
2016-03-10

Duplexer, filter and communication module

#223
20160072476
2016-03-10

RF component with reduced coupling and suitable for miniaturization

#224
20160028371
2016-01-28

Filter and duplexer with resonators having insertion films of different widths

#225
20160020750
2016-01-21

Method, system, and apparatus for resonator circuits and modulating resonators

#226
20150381142
2015-12-31

Filter, duplexer and module

#227
20150380791
2015-12-31

RF filter circuit, RF filter with improved attenuation and duplexer with improved isolation

#228
20150365069
2015-12-17

Reactance filter comprising acoustic waves resonators

#229
20150341016
2015-11-26

Filter and duplexer

#230
20150333248
2015-11-19

BAW component, lamination for a BAW component, and method for manufacturing a BAW component

#231
20150310987
2015-10-29

Circuit arrangement

#232
20150295697
2015-10-15

Multiplexer

#233
20150295559
2015-10-15

MULTIPLEXER USING MULTIPLE TUNED OUTPUT IMPEDANCES FOR REDUCED HARMONIC GENERATION

#234
20150263405
2015-09-17

RF triplexer architecture

#235
20150236840
2015-08-20

Multiplexer having fewer intermodulation products

#236
20150236390
2015-08-20

Miniature acoustic resonator-based filters and duplexers with cancellation methodology

#237
20150207490
2015-07-23

Piezoelectric thin film resonator, filter and duplexer

#238
20150171826
2015-06-18

Piezoelectric thin-film resonator, method for fabricating same, filter and duplexer having an interposed film

#239
20150155850
2015-06-04

Elastic wave filter device and duplexer

#240
20150137909
2015-05-21

Filter device

#241
20150137908
2015-05-21

Acoustic wave filter and duplexer

#242
20150130680
2015-05-14

Duplexer and method for increasing the isolation between two filters

#243
20150130561
2015-05-14

Piezoelectric thin film resonator, filter and duplexer

#244
20150130560
2015-05-14

Piezoelectric thin-film resonator, filter and duplexer utilizing a piezoelectric film having an air space

#245
20150130559
2015-05-14

Piezoelectric thin film resonator, filter and duplexer including a film inserted in the piezoelectric film

#246
20150123744
2015-05-07

Electronic module having an interconnection substrate with a buried electronic device therein

#247
20150084716
2015-03-26

Duplexer

#248
20150077194
2015-03-19

Electronic circuit

#249
20150002241
2015-01-01

Duplexer

#250
20140368401
2014-12-18

Communication device

#251
20140340173
2014-11-20

Method, system, and apparatus for resonator circuits and modulating resonators

#252
20140333391
2014-11-13

Elastic wave device

#253
20140312993
2014-10-23

Multi-band filter module and electronic device comprising the same

#254
20140273881
2014-09-18

Border ring mode suppression in solidly-mounted bulk acoustic wave resonator

#255
20140240059
2014-08-28

Integrated receive filter including matched balun

#256
20140218129
2014-08-07

Ladder-type elastic wave filter and antenna duplexer using same

#257
20140218127
2014-08-07

High-frequency module

#258
20140210684
2014-07-31

Module

#259
20140204549
2014-07-24

Circuit substrate

#260
20140197903
2014-07-17

Signal separation device

#261
20140184358
2014-07-03

BAW-filter operating using bulk acoustic waves and passive components forming a balun

#262
20140118084
2014-05-01

Circuit module including duplexer

#263
20140111287
2014-04-24

Filter, duplexer and communication module

#264
20140111286
2014-04-24

Duplexer

#265
20140018126
2014-01-16

Semiconductor device, manufacturing method of the same, and mobile phone

#266
20140010122
2014-01-09

Reactance filter comprising suppression in the stop band and duplexer component

#267
20140009240
2014-01-09

High-frequency module having inductors disposed with directions of their polarities opposite to each other

#268
20130335164
2013-12-19

Filter arrangement and method for producing a filter arrangement

#269
20130328640
2013-12-12

Filter module and duplexer module

#270
20130314174
2013-11-28

Duplexer module

#271
20130307749
2013-11-21

High-frequency module

#272
20130307638
2013-11-21

Filter module

#273
20130271238
2013-10-17

FILTER DEVICE, MANUFACTURING METHOD FOR FILTER DEVICE, AND DUPLEXER

#274
20130234806
2013-09-12

Circuit arrangement including hybrids and duplexers between antenna, transmission and reception ports

#275
20130207743
2013-08-15

Duplexer with balun

#276
20130170405
2013-07-04

Acoustic filter and method of acoustic filter manufacture

#277
20130163212
2013-06-27

Circuit substrate

#278
20130162367
2013-06-27

CIRCUIT SUBSTRATE

#279
20130147678
2013-06-13

High-frequency module and communication device

#280
20130147578
2013-06-13

Duplexer

#281
20130147577
2013-06-13

Filter and duplexer

#282
20130127566
2013-05-23

Filter and duplexer

#283
20130127565
2013-05-23

Duplexer with transmission and reception filters each including resonators formed on different chips

#284
20130114470
2013-05-09

Duplexer with enhanced isolation

#285
20130113576
2013-05-09

Duplexer, filter and communication module

#286
20130038405
2013-02-14

Acoustic wave device

#287
20130033337
2013-02-07

ACOUSTIC WAVE FILTER

#288
20130027153
2013-01-31

Bulk acoustic wave resonator having a plurality of compensation layers and duplexer using same

#289
20120313731
2012-12-13

Method, system, and apparatus for resonator circuits and modulating resonators

#290
20120313726
2012-12-13

Filter, duplexer, communication module and communication device

#291
20120313725
2012-12-13

Filter, duplexer, communication module and communication device

#292
20120306591
2012-12-06

Electronic circuit and electronic module

#293
20120299664
2012-11-29

Filter and duplexer

#294
20120293277
2012-11-22

Filter, duplexer, communication module, communication device

#295
20120293276
2012-11-22

Duplexer, communication module, and communication device

#296
20120287589
2012-11-15

Electronic module and communication apparatus

#297
20120256706
2012-10-11

Piezoelectric thin film resonator, filter, communication module and communication device

#298
20120235877
2012-09-20

BAND REJECT FILTERS

#299
20120218052
2012-08-30

Antenna sharing device

#300
20120200199
2012-08-09

Piezoelectric thin-film resonator