Patents-Review.com
ClassID:

220783 ⎘

H03H9/568 - page 2 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Filters comprising resonators of piezo-electric or electrostrictive material; Monolithic crystal filters; Electric coupling means therefor consisting of a ladder configuration

Recent Application in this class:
#301
20220321103
2022-10-06

Filter using transversely-excited film bulk acoustic resonators

 #302
20220321102
2022-10-06

ACOUSTIC WAVE FILTER WITH BURIED CONNECTION LAYER UNDER RESONATOR

 #303
20220321101
2022-10-06

Acoustic wave filter with overtone mode resonator and fundamental mode resonator

 #304
20220321100
2022-10-06

Acoustic wave filter with overtone mode resonators

 #305
20220321099
2022-10-06

Tiled transversely-excited film bulk acoustic resonator high power filters

 #306
20220321090
2022-10-06

SELF-SHIELDED ACOUSTIC WAVE DEVICE PACKAGE

 #307
20220321087
2022-10-06

Transversely-excited film bulk acoustic resonators with solidly mounted resonator (SMR) pedestals

 #308
20220321081
2022-10-06

METHOD OF MANUFACTURING A SELF-SHIELDED ACOUSTIC WAVE DEVICE PACKAGE

 #309
20220311419
2022-09-29

Filters with raised frame bulk acoustic wave devices

 #310
20220311418
2022-09-29

ACOUSTIC FILTERS WITH SHARED ACOUSTIC TRACKS

 #311
20220311417
2022-09-29

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH BUSBAR SIDE EDGES THAT FORM ANGLES WITH A PERIMETER OF THE CAVITY

 #312
20220311416
2022-09-29

Layout of XBARs with multiple sub-resonators in parallel

 #313
20220311412
2022-09-29

BULK ACOUSTIC WAVE DEVICES WITH TUNED ACOUSTIC IMPEDANCE

 #314
20220311411
2022-09-29

RAISED FRAME BULK ACOUSTIC WAVE DEVICES

 #315
20220311410
2022-09-29

Raised frame bulk acoustic wave devices

 #316
20220294420
2022-09-15

Acoustic wave device, filter, and multiplexer

 #317
20220294417
2022-09-15

ACOUSTIC WAVE DEVICE

 #318
20220286112
2022-09-08

ACOUSTIC RESONATOR FILTER

 #319
20220286111
2022-09-08

ACOUSTIC RESONATOR FILTER

 #320
20220278670
2022-09-01

Small transversely-excited film bulk acoustic resonators with enhanced Q-factor

 #321
20220278666
2022-09-01

Filter using transversely-excited film bulk acoustic resonators with divided frequency-setting dielectric layers

 #322
20220271737
2022-08-25

Filter device

 #323
20220263491
2022-08-18

ACOUSTIC WAVE DEVICE AND COMMUNICATION APPARATUS

 #324
20220263490
2022-08-18

Symmetric transversely-excited film bulk acoustic resonators with reduced spurious modes

 #325
20220255531
2022-08-11

ELECTRO ACOUSTIC FILTER COMPONENT AND METHOD OF MANUFACTURING TO REDUCE INFLUENCE OF CHIPPING

 #326
20220247383
2022-08-04

WIDEBAND FILTER USING TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS AND INDUCTIVE CANCELLATION

 #327
20220247382
2022-08-04

Bandpass filters using transversely-excited film bulk acoustic resonators

 #328
20220247381
2022-08-04

Transversely-excited film bulk acoustic resonators with multiple piezoelectric membrane thicknesses on the same chip

 #329
20220247373
2022-08-04

Transversely-excited film bulk acoustic resonators with multiple piezoelectric membrane thicknesses on the same chip

 #330
20220231664
2022-07-21

Hybrid bulk acoustic wave filter

 #331
20220231659
2022-07-21

Decoupled transversely-excited film bulk acoustic resonators

 #332
20220231658
2022-07-21

Filters using decoupled transversely-excited film bulk acoustic resonators

 #333
20220231657
2022-07-21

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH IMPROVED COUPLING AND REDUCED ENERGY LEAKAGE

 #334
20220224305
2022-07-14

ACOUSTIC WAVE DEVICE

 #335
20220216855
2022-07-07

Transversely-excited film bulk acoustic resonator with periodic etched holes

 #336
20220216854
2022-07-07

Acoustic wave device

 #337
20220216853
2022-07-07

Acoustic wave filter

 #338
20220216848
2022-07-07

Acoustic wave device

 #339
20220216846
2022-07-07

ACOUSTIC WAVE DEVICE

 #340
20220216844
2022-07-07

Acoustic wave device

 #341
20220216842
2022-07-07

ACOUSTIC WAVE DEVICE AND FILTER DEVICE

 #342
20220216392
2022-07-07

Acoustic wave device

 #343
20220209748
2022-06-30

Bandpass filter with improved upper band edge sharpness

 #344
20220209742
2022-06-30

Method and structure for high performance resonance circuit with single crystal piezoelectric capacitor dielectric material

 #345
20220200573
2022-06-23

Filter using lithium niobate and lithium tantalate transversely-excited film bulk acoustic resonators

 #346
20220200572
2022-06-23

Bulk acoustic wave resonator having multiple anti-resonant frequencies

 #347
20220200571
2022-06-23

Bulk acoustic wave resonator having multiple resonant frequencies

 #348
20220200570
2022-06-23

Acoustic wave filter

 #349
20220190807
2022-06-16

Rotation in XY plane to suppress spurious modes in XBAR devices

 #350
20220182038
2022-06-09

Transversely-excited film bulk acoustic resonator with etched conductor patterns

 #351
20220173723
2022-06-02

Single substrate multiplexer

 #352
20220166401
2022-05-26

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH IMPROVED EDGE EFFECTS

 #353
20220158623
2022-05-19

Acoustic wave filter device

 #354
20220158622
2022-05-19

Solidly-mounted transversely-excited film bulk acoustic filters with excess piezoelectric material removed

 #355
20220158621
2022-05-19

XBAR devices with excess piezoelectric material removed

 #356
20220158608
2022-05-19

Solidly-mounted transversely-excited film bulk acoustic resonator with diamond layers in Bragg reflector stack

 #357
20220149817
2022-05-12

MICRO-ACOUSTIC BANDSTOP FILTER

 #358
20220149809
2022-05-12

Transversely-excited film bulk acoustic resonator with low thermal impedance

 #359
20220149808
2022-05-12

Transversely-excited film bulk acoustic resonator with low thermal impedance

 #360
20220149807
2022-05-12

Transversely-excited film bulk acoustic resonator with low thermal impedance

 #361
20220140816
2022-05-05

Filter and multi-filter

 #362
20220140805
2022-05-05

Temperature compensating bulk acoustic wave (BAW) resonator structures, devices and systems

 #363
20220140804
2022-05-05

Mass loaded bulk acoustic wave (BAW) resonator structures, devices, and systems

 #364
20220140803
2022-05-05

Bulk acoustic wave (BAW) resonator with patterned layer structures, devices and systems

 #365
20220140801
2022-05-05

Transversely-excited film bulk acoustic resonator with spiral interdigitated transducer fingers

 #366
20220131528
2022-04-28

Ladder filter and composite filter device

 #367
20220131523
2022-04-28

Electroacoustic device with conductive acoustic mirrors

 #368
20220123731
2022-04-21

ACOUSTIC WAVE DEVICE, HIGH-FREQUENCY FRONT-END CIRCUIT, AND COMMUNICATION DEVICE

 #369
20220123730
2022-04-21

Solidly-mounted transversely-excited film bulk acoustic filters with multiple piezoelectric plate thicknesses

 #370
20220123729
2022-04-21

Acoustic devices structures, filters and systems

 #371
20220123726
2022-04-21

High Q solidly-mounted transversely-excited film bulk acoustic resonators

 #372
20220123725
2022-04-21

Bulk acoustic wave (BAW) reflector and resonator structures, devices and systems

 #373
20220123724
2022-04-21

ELECTRO ACOUSTIC COMPONENT, RF FILTER AND METHOD OF MANUFACTURING

 #374
20220123719
2022-04-21

Acoustic devices with layer structures, devices and systems

 #375
20220123718
2022-04-21

Doped acoustic wave resonator structures, devices and systems

 #376
20220123710
2022-04-21

Bulk acoustic wave (BAW) resonator structures, devices, and systems

 #377
20220123709
2022-04-21

Acoustic device structures, devices and systems

 #378
20220116022
2022-04-14

Composite filter device

 #379
20220116021
2022-04-14

Filter device

 #380
20220116020
2022-04-14

LOW LOSS TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS AND FILTERS

 #381
20220116019
2022-04-14

Transversely-excited film bulk acoustic resonators with piezoelectric diaphragm supported by piezoelectric substrate

 #382
20220116010
2022-04-14

Solidly-mounted transversely-excited film bulk acoustic resonators and filters for 27 GHz communications bands

 #383
20220109429
2022-04-07

Transversely-excited film bulk acoustic resonator matrix filters with switches in parallel with sub-filter shunt capacitors

 #384
20220109427
2022-04-07

Transversely-excited film bulk acoustic resonator matrix filters with split die sub-filters

 #385
20220109426
2022-04-07

Transversely-excited film bulk acoustic resonator matrix filters with noncontiguous passband

 #386
20220109422
2022-04-07

Transversely-excited film bulk acoustic resonator matrix filters with split die sub-filters

 #387
20220103160
2022-03-31

Filter using transversely-excited film bulk acoustic resonators with inductively coupled sub-resonators

 #388
20220103159
2022-03-31

METHODS OF MANUFACTURING BULK ACOUSTIC WAVE RESONATORS WITH PATTERNED MASS LOADING LAYERS

 #389
20220103154
2022-03-31

Substrate processing and membrane release of transversely-excited film bulk acoustic resonator using a sacrificial tub

 #390
20220103152
2022-03-31

Bulk acoustic wave resonator with patterned mass loading layer and recessed frame

 #391
20220103151
2022-03-31

Bulk acoustic wave resonator with mass loading layer

 #392
20220103150
2022-03-31

Bulk acoustic wave resonators with patterned mass loading layers

 #393
20220094336
2022-03-24

Transversely-excited film bulk acoustic resonator with multiple diaphragm thicknesses and fabrication method

 #394
20220094335
2022-03-24

Bulk acoustic wave device with raised frame structure

 #395
20220094334
2022-03-24

Sandwiched XBAR for third harmonic operation

 #396
20220094331
2022-03-24

Sandwiched XBAR for third harmonic operation

 #397
20220094325
2022-03-24

Acoustic wave device

 #398
20220094324
2022-03-24

Multi-gradient raised frame in bulk acoustic wave device

 #399
20220094323
2022-03-24

Bulk acoustic wave device with multi-gradient raised frame

 #400
20220094322
2022-03-24

ELECTRO-ACOUSTIC RESONATOR AND METHOD FOR MANUFACTURING THE SAME

 #401
20220085795
2022-03-17

Tunable monolithic group III-nitride filter banks

 #402
20220069803
2022-03-03

ELASTIC WAVE DEVICE, SPLITTER, AND COMMUNICATION APPARATUS

 #403
20220069797
2022-03-03

SUBSTRATE COMPRISING ACOUSTIC RESONATORS CONFIGURED AS AT LEAST ONE ACOUSTIC FILTER

 #404
20220060178
2022-02-24

Transversely-excited film bulk acoustic resonator filters with sub-resonators having different mark and pitch

 #405
20220060175
2022-02-24

Transversely-excited film bulk acoustic resonators using multiple dielectric layer thicknesses to suppress spurious modes

 #406
20220060174
2022-02-24

BAW RESONATOR WITH IMPROVED PERFORMANCE

 #407
20220060170
2022-02-24

Solidly-mounted transversely-excited film bulk acoustic device

 #408
20220060167
2022-02-24

ACOUSTIC RESONATORS WITH HIGH ACOUSTIC VELOCITY LAYERS

 #409
20220052665
2022-02-17

RF BAW resonator filter architecture for 6.5GHz Wi-Fi 6E coexistence and other ultra-wideband applications

 #410
20220045663
2022-02-10

Acoustic filter with improved reflectivity

 #411
20220021369
2022-01-20

Transversely-excited film bulk acoustic resonator with multi-pitch interdigital transducer

 #412
20220021364
2022-01-20

Method for fabricating an acoustic resonator device with perimeter structures

 #413
20220014174
2022-01-13

Acoustic wave device

 #414
20220014170
2022-01-13

Lamb wave loop circuit for acoustic wave filter

 #415
20220014169
2022-01-13

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

 #416
20220014168
2022-01-13

Transversely-excited film bulk acoustic resonators with piezoelectric diaphragm supported by piezoelectric substrate

 #417
20220014161
2022-01-13

Method for making transversely-excited film bulk acoustic resonators with piezoelectric diaphragm supported by piezoelectric substrate

 #418
20220006444
2022-01-06

Filter assembly with two types of acoustic wave resonators

 #419
20210399718
2021-12-23

Filter using lithium niobate and lithium tantalate transversely-excited film bulk acoustic resonators

 #420
20210399717
2021-12-23

Filter using lithium niobate and rotated lithium tantalate transversely-excited film bulk acoustic resonators

 #421
20210399714
2021-12-23

Transversely-excited film bulk acoustic resonators with three-layer electrodes

 #422
20210399710
2021-12-23

Transversely-excited film bulk acoustic resonators with electrodes having a second layer of variable width

 #423
20210391846
2021-12-16

Small transversely-excited film bulk acoustic resonators with enhanced Q-factor

 #424
20210391844
2021-12-16

Transversely-excited film bulk acoustic resonator

 #425
20210384889
2021-12-09

Bandpass filter with frequency separation between shunt and series resonators set by dielectric layer thickness

 #426
20210351759
2021-11-11

Structures, acoustic wave resonators, devices and systems to sense a target variable

 #427
20210344325
2021-11-04

Transversely-excited film bulk acoustic resonator with etched conductor patterns

 #428
20210344321
2021-11-04

Multi-layer raised frame in bulk acoustic wave device

 #429
20210344317
2021-11-04

Transversely-excited film bulk acoustic resonator with etched conductor patterns

 #430
20210328575
2021-10-21

Film bulk acoustic resonator fabrication method

 #431
20210328574
2021-10-21

Small transversely-excited film bulk acoustic resonators with enhanced Q-factor

 #432
20210328573
2021-10-21

Electro-acoustic resonator and method for manufacturing the same

 #433
20210328568
2021-10-21

Solidly-mounted transversely-excited film bulk acoustic resonator

 #434
20210313963
2021-10-07

Transversely-excited film bulk acoustic resonator with multiple diaphragm thicknesses and fabrication method

 #435
20210313953
2021-10-07

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #436
20210313952
2021-10-07

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #437
20210313951
2021-10-07

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #438
20210297055
2021-09-23

Acoustic wave device and filter

 #439
20210281238
2021-09-09

Transversely-excited film bulk acoustic resonator with a cavity having round end zones

 #440
20210273632
2021-09-02

Solidly-mounted transversely-excited film bulk acoustic resonator with recessed interdigital transducer fingers using rotated y-x cut lithium niobate

 #441
20210273631
2021-09-02

Split-ladder band N77 filter using transversely-excited film bulk acoustic resonators

 #442
20210273630
2021-09-02

BULK ACOUSTIC WAVE RESONATOR FILTERS INCLUDING A HIGH IMPEDANCE SHUNT BRANCH AND METHODS OF FORMING THE SAME

 #443
20210273629
2021-09-02

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH MULTI-PITCH INTERDIGITAL TRANSDUCER

 #444
20210273626
2021-09-02

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #445
20210273625
2021-09-02

Aluminum nitride dopant scheme for bulk acoustic wave filters

 #446
20210265978
2021-08-26

Filters using transversly-excited film bulk acoustic resonators with frequency-setting dielectric layers

 #447
20210257992
2021-08-19

Transversely-excited film bulk acoustic resonator with a bonding layer and an etch-stop layer

 #448
20210257991
2021-08-19

Transversely-excited film bulk acoustic resonator with a back-side dielectric layer and an etch-stop layer

 #449
20210257990
2021-08-19

Transversely-excited film bulk acoustic resonator with thermally conductive etch-stop layer

 #450
20210234528
2021-07-29

Fifth-generation (5G)-focused piezoelectric resonators and filters

 #451
20210226608
2021-07-22

Acoustic wave device, band pass filter, duplexer, and multiplexer

 #452
20210194460
2021-06-24

Composite filter device and band pass filter

 #453
20210184641
2021-06-17

Structure and method of manufacture for acoustic resonator or filter devices using improved fabrication conditions and perimeter structure modifications

 #454
20210175872
2021-06-10

Acoustic wave device and ladder filter

 #455
20210167756
2021-06-03

Transversely-excited film bulk acoustic resonator with periodic etched holes

 #456
20210159874
2021-05-27

Acoustic resonators and filters that support fifth generation (5G) wireless communications standards

 #457
20210152146
2021-05-20

Two dimensional rod resonator for RF filtering

 #458
20210143794
2021-05-13

Filter using transversely-excited film bulk acoustic resonators with multiple frequency setting layers

 #459
20210143793
2021-05-13

RF filter device

 #460
20210143792
2021-05-13

High Q BAW resonator with spurious mode suppression

 #461
20210119610
2021-04-22

Filter device

 #462
20210111705
2021-04-15

Multiplexer including acoustic wave filter with transmission line between resonators

 #463
20210111703
2021-04-15

Filter using transversely-excited film bulk acoustic resonators with two frequency setting layers

 #464
20210111695
2021-04-15

ELLIPTICAL STRUCTURE FOR BULK ACOUSTIC WAVE RESONATOR

 #465
20210105006
2021-04-08

Bulk acoustic wave filter co-package

 #466
20210105005
2021-04-08

Method for forming multiple bulk acoustic wave filters on shared die

 #467
20210105003
2021-04-08

XBAR resonators with non-rectangular diaphragms

 #468
20210105002
2021-04-08

XBAR resonators with non-rectangular diaphragms

 #469
20210104993
2021-04-08

Method for fabricating an acoustic resonator device

 #470
20210091749
2021-03-25

Transversly-excited film bulk acoustic resonators and filters

 #471
20210091745
2021-03-25

Transversely-excited film bulk acoustic filter using pitch to establish frequency separation between resonators

 #472
20210083652
2021-03-18

Wide bandwidth temperature-compensated transversely-excited film bulk acoustic resonator

 #473
20210083651
2021-03-18

Filter device

 #474
20210075400
2021-03-11

Harmonic suppression in bulk acoustic wave duplexer

 #475
20210075393
2021-03-11

Symmetric transversely-excited film bulk acoustic resonators with reduced spurious modes

 #476
20210067133
2021-03-04

Multi-port filter using transversely-excited film bulk acoustic resonators

 #477
20210058069
2021-02-25

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

 #478
20210058066
2021-02-25

Wide-band acoustically coupled thin-film BAW filter

 #479
20210058056
2021-02-25

Filter using transversely-excited film bulk acoustic resonators with divided frequency-setting dielectric layers

 #480
20210044278
2021-02-11

Bulk acoustic wave filters on shared die

 #481
20210044272
2021-02-11

Filter using transversely-excited film bulk acoustic resonators with divided frequency-setting dielectric layers

 #482
20210028765
2021-01-28

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

 #483
20210028757
2021-01-28

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #484
20210028756
2021-01-28

Transversely-excited film bulk acoustic resonator and filter with a uniform-thickness dielectric overlayer

 #485
20210013861
2021-01-14

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH ETCHED CONDUCTOR PATTERNS

 #486
20210013860
2021-01-14

Transversely-excited film bulk acoustic resonator with a cavity having a curved perimeter

 #487
20210013859
2021-01-14

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH ETCHED CONDUCTOR PATTERNS

 #488
20200373910
2020-11-26

Transversely-excited film bulk acoustic resonator with multiple diaphragm thicknesses and fabrication method

 #489
20200373909
2020-11-26

Film bulk acoustic resonator fabrication method

 #490
20200366265
2020-11-19

Bulk acoustic resonator and filter including the same

 #491
20200358426
2020-11-12

Solidly-mounted transversely excited film bulk acoustic resonator using rotated Y-X cut lithium niobate

 #492
20200358419
2020-11-12

Compensation of on-die inductive parasitics in ladder filters through negative mutual inductance between ground inductors

 #493
20200350891
2020-11-05

Transversely-excited film bulk acoustic resonator with etch-stop layer

 #494
20200350890
2020-11-05

Transversely-excited film bulk acoustic resonator with periodic etched holes

 #495
20200350888
2020-11-05

BAW resonator with increased quality factor

 #496
20200343877
2020-10-29

Filter using transversely-excited film bulk acoustic resonators with multiple frequency setting layers

 #497
20200343875
2020-10-29

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

 #498
20200336126
2020-10-22

Transversely-excited film bulk acoustic resonator

 #499
20200304091
2020-09-24

Solidly-mounted transversely-excited film bulk acoustic resonator with diamond layers in Bragg reflector stack

 #500
20200287521
2020-09-10

Rotation in XY plane to suppress spurious modes in XBAR devices

 #501
20200280301
2020-09-03

MULTIPLEXER

 #502
20200235719
2020-07-23

XBAR resonators with non-rectangular diaphragms

 #503
20200228097
2020-07-16

Multiplexer and high-frequency filter

 #504
20200228096
2020-07-16

5.5 GHz Wi-Fi 5G coexistence acoustic wave resonator RF filter circuit

 #505
20200220521
2020-07-09

Acoustic wave device and method for manufacturing acoustic wave device

 #506
20200212873
2020-07-02

Spurious-mode-free, laterally-vibrating microelectromechanical system resonators

 #507
20200204157
2020-06-25

FRONT END MODULE

 #508
20200177162
2020-06-04

Transversely excited film bulk acoustic resonator using rotated Y-X cut lithium niobate

 #509
20200177160
2020-06-04

Bandpass filter with improved upper band edge sharpness

 #510
20200177158
2020-06-04

Acoustic filtering circuitry

 #511
20200169245
2020-05-28

Acoustic wave device, filter, and multiplexer

 #512
20200169241
2020-05-28

Solidly-mounted transversely-excited film bulk acoustic resonator

 #513
20200136589
2020-04-30

Acoustic filter apparatus having configurable parallel resonance frequencies

 #514
20200119716
2020-04-16

Filter including bulk-acoustic wave resonator

 #515
20200112298
2020-04-09

4.5G 3.55-3.7 GHz band bulk acoustic wave resonator RF filter circuit

 #516
20200106419
2020-04-02

ELECTRO-ACOUSTIC RF FILTER WITH INCREASED FLANK STEEPNESS, MULTIPLEXER AND METHOD OF DESIGNING AN ELECTRO-ACOUSTIC RF FILTER

 #517
20200099359
2020-03-26

Multi-layer raised frame in bulk acoustic wave device

 #518
20200091893
2020-03-19

Bandpass filter with frequency separation between shunt and series resonators set by dielectric layer thickness

 #519
20190393860
2019-12-26

Tunable film bulk acoustic resonators and FBAR filters with digital to analog converters

 #520
20190392090
2019-12-26

Technique for designing acoustic microwave filters using LCR-based resonator models

 #521
20190386637
2019-12-19

Solidly-mounted transversely-excited film bulk acoustic resonator

 #522
20190386636
2019-12-19

Transversely-excited film bulk acoustic resonator

 #523
20190386635
2019-12-19

Transversely-excited film bulk acoustic resonator

 #524
20190363740
2019-11-28

Duplexer and front-end circuit

 #525
20190326885
2019-10-24

5G 3.5-3.6GHZ BAND ACOUSTIC WAVE RESONATOR RF FILTER CIRCUIT

 #526
20190326880
2019-10-24

Bulk acoustic wave resonators having doped piezoelectric material and an adhesion and diffusion barrier layer

 #527
20190326873
2019-10-24

Bulk acoustic wave resonators having low atomic weight metal electrodes

 #528
20190319772
2019-10-17

Multiplexer including filter with two types of acoustic wave resonators

 #529
20190319606
2019-10-17

Filter including two types of acoustic wave resonators

 #530
20190319605
2019-10-17

Acoustic wave filter including two types of resonators

 #531
20190319602
2019-10-17

BAW structure having multiple BAW transducers over a common reflector, which has reflector layers of varying thicknesses

 #532
20190305753
2019-10-03

Method and structure for high performance resonance circuit with single crystal piezoelectric capacitor dielectric material

 #533
20190280670
2019-09-12

Acoustic wave device, module, and multiplexer

 #534
20190273521
2019-09-05

Radio-frequency module and communication apparatus

 #535
20190273480
2019-09-05

LAMB WAVE LOOP CIRCUIT FOR ACOUSTIC WAVE FILTER

 #536
20190273479
2019-09-05

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

 #537
20190273478
2019-09-05

Lamb wave element and bulk acoustic wave resonator on common substrate

 #538
20190267969
2019-08-29

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

 #539
20190253037
2019-08-15

Filter device and multiplexer

 #540
20190245514
2019-08-08

Ladder filter, duplexer, and elastic wave filter device

 #541
20190222198
2019-07-18

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

 #542
20190222197
2019-07-18

Zero-output coupled resonator filter and related radio frequency filter circuit

 #543
20190214969
2019-07-11

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

 #544
20190214966
2019-07-11

RF circuitry having simplified acoustic RF resonator parallel capacitance compensation

 #545
20190190495
2019-06-20

Reconfigurable microacoustic filter and duplexer comprising a reconfigurable microacoustic filter

 #546
20190190491
2019-06-20

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

 #547
20190190479
2019-06-20

Structure and method of manufacture for acoustic resonator or filter devices using improved fabrication conditions and perimeter structure modifications

 #548
20190158058
2019-05-23

Method of manufacturing integrated circuit configured with two or more single crystal acoustic resonator devices

 #549
20190149131
2019-05-16

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

 #550
20190149129
2019-05-16

Acoustic wave device and method of fabricating the same, filter, and multiplexer

 #551
20190123715
2019-04-25

Elastic wave filter apparatus

 #552
20190115901
2019-04-18

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

 #553
20190097606
2019-03-28

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

 #554
20190089329
2019-03-21

Filter device

 #555
20190089326
2019-03-21

Acoustic resonator with enhanced boundary conditions

 #556
20190068164
2019-02-28

5G band n79 acoustic wave resonator RF filter circuit

 #557
20190058456
2019-02-21

Band reject filters

 #558
20190044493
2019-02-07

Elliptical structure for bulk acoustic wave resonator

 #559
20190036553
2019-01-31

Duplexer and front-end circuit

 #560
20190036508
2019-01-31

Variable frequency filter, radio frequency front-end circuit, and communication terminal

 #561
20190036504
2019-01-31

Structure and method of manufacture for acoustic resonator or filter devices using improved fabrication conditions and perimeter structure modifications

 #562
20190028085
2019-01-24

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

 #563
20190020327
2019-01-17

5.2 GHz Wi-Fi coexistence acoustic wave resonator RF filter circuit

 #564
20190020325
2019-01-17

Method for fabricating an acoustic resonator device with perimeter structures

 #565
20190020324
2019-01-17

Structure and method of manufacture for acoustic resonator or filter devices using improved fabrication conditions and perimeter structure modifications

 #566
20190007029
2019-01-03

Piezoelectric thin film resonator, filter, and multiplexer

 #567
20190007021
2019-01-03

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

 #568
20180375489
2018-12-27

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

 #569
20180367118
2018-12-20

Miniature tunable filters

 #570
20180358948
2018-12-13

Spurious-mode-free, laterally-vibrating microelectromechanical system resonators

 #571
20180358406
2018-12-13

Techniques for integrating three-dimensional islands for radio frequency (RF) circuits

 #572
20180278236
2018-09-27

RF resonators and filters

 #573
20180226952
2018-08-09

Filter circuit, multiplexer, and module

 #574
20180226947
2018-08-09

Variable frequency filter

 #575
20180218093
2018-08-02

Technique for designing acoustic microwave filters using LCR-based resonator models

 #576
20180212589
2018-07-26

Wide-band acoustically coupled thin-film BAW filter

 #577
20180175826
2018-06-21

Bulk acoustic wave resonator with multilayer piezoelectric structure

 #578
20180159508
2018-06-07

Filter and multiplexer

 #579
20180152191
2018-05-31

Filters including loop circuits for phase cancellation

 #580
20180152169
2018-05-31

SAW FILTERS WITH STEPPED-PROFILE PIEZOELECTRIC SUBSTRATE

 #581
20180145655
2018-05-24

Piezoelectric thin film resonator, filter, and multiplexer

 #582
20180123561
2018-05-03

FILTER

 #583
20180102755
2018-04-12

Elastic wave filter device

 #584
20180097508
2018-04-05

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

 #585
20180076793
2018-03-15

Acoustic filter employing inductive coupling

 #586
20180062608
2018-03-01

Bulk acoustic resonator and filter including the same

 #587
20180048290
2018-02-15

Acoustic wave device and method of fabricating the same

 #588
20180041194
2018-02-08

Multiplexer

 #589
20180006631
2018-01-04

Acoustic wave device

 #590
20170373668
2017-12-28

Filter and multiplexer

 #591
20170366157
2017-12-21

Piezoelectric thin film resonator, filter, and multiplexer

 #592
20170338798
2017-11-23

Piezoelectric thin film resonator, filter, and multiplexer

 #593
20170264268
2017-09-14

Tunable HF filter having series resonators

 #594
20170264257
2017-09-14

Method for producing a batch of acoustic wave filters

 #595
20170207768
2017-07-20

Piezoelectric thin film resonator, filter, and duplexer

 #596
20170201235
2017-07-13

Filter with improved linearity

 #597
20170187352
2017-06-29

Elastic wave device and manufacturing method therefor

 #598
20170179928
2017-06-22

Acoustic wave filter with enhanced rejection

 #599
20170141757
2017-05-18

RF filter

 #600
20170070205
2017-03-09

All-acoustic duplexers using directional couplers