Patents-Review.com
ClassID:

220545 ⎘

H03H9/02228 - page 2 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Details Guided bulk acoustic wave devices or Lamb wave devices having interdigital transducers situated in parallel planes on either side of a piezoelectric layer

Recent Application in this class:
#301
20220116010
2022-04-14

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

 #302
20220109428
2022-04-07

Transversely-excited film bulk acoustic resonator matrix filters

 #303
20220109427
2022-04-07

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

 #304
20220109422
2022-04-07

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

 #305
20220103154
2022-03-31

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

 #306
20220094336
2022-03-24

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

 #307
20220094334
2022-03-24

Sandwiched XBAR for third harmonic operation

 #308
20220094331
2022-03-24

Sandwiched XBAR for third harmonic operation

 #309
20220094325
2022-03-24

Acoustic wave device

 #310
20220085790
2022-03-17

Acoustic resonator

 #311
20220069801
2022-03-03

Resonators with different membrane thicknesses on the same die

 #312
20220069792
2022-03-03

Resonators with different membrane thicknesses on the same die

 #313
20220060178
2022-02-24

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

 #314
20220060175
2022-02-24

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

 #315
20220060170
2022-02-24

Solidly-mounted transversely-excited film bulk acoustic device

 #316
20220060168
2022-02-24

Transversely-excited film bulk acoustic resonator with tether-supported diaphragm

 #317
20220060167
2022-02-24

ACOUSTIC RESONATORS WITH HIGH ACOUSTIC VELOCITY LAYERS

 #318
20220060166
2022-02-24

Transversely-excited film bulk acoustic resonator with tether-supported diaphragm

 #319
20220029609
2022-01-27

Transversely-excited film bulk acoustic resonator package and method

 #320
20220029608
2022-01-27

Transversely-excited film bulk acoustic resonator package

 #321
20220029607
2022-01-27

Transversely-excited film bulk acoustic resonator package and method

 #322
20220029606
2022-01-27

Method of fabricating transversely-excited film bulk acoustic resonator

 #323
20220029604
2022-01-27

Transversely-excited film bulk acoustic resonator using pre-formed cavities

 #324
20220029602
2022-01-27

Electrode defined resonator

 #325
20220021369
2022-01-20

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

 #326
20220014171
2022-01-13

Longitudinally coupled resonator acoustic wave filter and filter device

 #327
20220014170
2022-01-13

Lamb wave loop circuit for acoustic wave filter

 #328
20220014169
2022-01-13

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

 #329
20220014168
2022-01-13

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

 #330
20220014161
2022-01-13

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

 #331
20210409001
2021-12-30

Transversely-excited film bulk acoustic resonator with symmetric diaphragm

 #332
20210408995
2021-12-30

Acoustic wave device

 #333
20210408994
2021-12-30

Acoustic wave device

 #334
20210399718
2021-12-23

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

 #335
20210399717
2021-12-23

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

 #336
20210399714
2021-12-23

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

 #337
20210399710
2021-12-23

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

 #338
20210396518
2021-12-23

Comb-driven substrate decoupled annulus pitch/roll BAW gyroscope with slanted quadrature tuning electrode

 #339
20210391847
2021-12-16

Transversely-excited film bulk acoustic resonator with interdigital transducer with varied mark and pitch

 #340
20210391846
2021-12-16

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

 #341
20210391844
2021-12-16

Transversely-excited film bulk acoustic resonator

 #342
20210384889
2021-12-09

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

 #343
20210367577
2021-11-25

MICRO-ACOUSTIC DEVICE WITH REFLECTIVE PHONONIC CRYSTAL AND METHOD OF MANUFACTURE

 #344
20210359659
2021-11-18

Loaded series resonators for adjusting frequency response of acoustic wave resonators

 #345
20210351762
2021-11-11

Transversely-excited film bulk acoustic resonators with interdigital transducer configured to reduce diaphragm stress

 #346
20210344325
2021-11-04

Transversely-excited film bulk acoustic resonator with etched conductor patterns

 #347
20210344319
2021-11-04

Interdigitated RF filter

 #348
20210344317
2021-11-04

Transversely-excited film bulk acoustic resonator with etched conductor patterns

 #349
20210336604
2021-10-28

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

 #350
20210328575
2021-10-21

Film bulk acoustic resonator fabrication method

 #351
20210328574
2021-10-21

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

 #352
20210328568
2021-10-21

Solidly-mounted transversely-excited film bulk acoustic resonator

 #353
20210313963
2021-10-07

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

 #354
20210313953
2021-10-07

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #355
20210313952
2021-10-07

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #356
20210313951
2021-10-07

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #357
20210305964
2021-09-30

Acoustic wave device

 #358
20210281246
2021-09-09

Packaged bulk acoustic wave resonator on acoustic wave device

 #359
20210281238
2021-09-09

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

 #360
20210273632
2021-09-02

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

 #361
20210273631
2021-09-02

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

 #362
20210273629
2021-09-02

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

 #363
20210273627
2021-09-02

Transversely-excited film bulk acoustic resonators

 #364
20210273626
2021-09-02

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #365
20210273625
2021-09-02

Aluminum nitride dopant scheme for bulk acoustic wave filters

 #366
20210265978
2021-08-26

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

 #367
20210265969
2021-08-26

Transversely-excited film bulk acoustic resonators with electrodes having irregular hexagon cross-sectional shapes

 #368
20210257992
2021-08-19

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

 #369
20210257991
2021-08-19

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

 #370
20210257990
2021-08-19

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

 #371
20210234528
2021-07-29

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

 #372
20210226607
2021-07-22

FBAR filter with integrated cancelation circuit

 #373
20210226604
2021-07-22

Acoustic wave device with high thermal conductivity layer on interdigital transducer

 #374
20210218366
2021-07-15

Super-regenerative transceiver with improved frequency discrimination

 #375
20210203305
2021-07-01

Bulk acoustic wave resonator on surface acoustic wave device

 #376
20210167756
2021-06-03

Transversely-excited film bulk acoustic resonator with periodic etched holes

 #377
20210167753
2021-06-03

Laterally excited bulk wave device with acoustic mirror

 #378
20210167752
2021-06-03

Laterally excited bulk wave device with acoustic mirrors

 #379
20210159876
2021-05-27

Bulk acoustic wave resonator on multi-layer piezoelectric substrate acoustic wave device

 #380
20210159874
2021-05-27

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

 #381
20210159868
2021-05-27

HIGH ELECTROMECHANICAL COUPLING STRENGTH HOLLOW DISK RESONATORS

 #382
20210152150
2021-05-20

Transversely-excited film bulk acoustic resonator with interdigital transducer with varied mark and pitch

 #383
20210152149
2021-05-20

Piezoelectric device

 #384
20210143796
2021-05-13

Acoustic wave filter

 #385
20210143794
2021-05-13

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

 #386
20210126625
2021-04-29

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

 #387
20210126622
2021-04-29

Transversely-excited film bulk acoustic resonators with two-layer electrodes having a narrower top layer

 #388
20210126621
2021-04-29

Transversely-excited film bulk acoustic resonators with two-layer electrodes with a wider top layer

 #389
20210126619
2021-04-29

ACOUSTIC WAVE FILTER WITH DIFFERENT TYPES OF RESONATORS

 #390
20210119609
2021-04-22

Acoustic wave resonator with multiple resonant frequencies

 #391
20210119606
2021-04-22

Low-loss and wide-band acoustic delay lines using x-cut and y-cut lithium niobate piezoelectric thin films

 #392
20210119601
2021-04-22

Low-loss and wide-band acoustic delay lines using Z-cut lithium niobate piezoelectric thin films

 #393
20210119595
2021-04-22

XBAR frontside etch process using polysilicon sacrificial layer

 #394
20210111703
2021-04-15

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

 #395
20210111697
2021-04-15

Acoustic wave device

 #396
20210111696
2021-04-15

Aluminum nitride combined overtone resonators for the mmWave spectrum

 #397
20210105003
2021-04-08

XBAR resonators with non-rectangular diaphragms

 #398
20210105002
2021-04-08

XBAR resonators with non-rectangular diaphragms

 #399
20210099153
2021-04-01

Piston mode Lamb wave resonators

 #400
20210091749
2021-03-25

Transversly-excited film bulk acoustic resonators and filters

 #401
20210091745
2021-03-25

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

 #402
20210083652
2021-03-18

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

 #403
20210083644
2021-03-18

Acoustic wave device, multiplexer, and communication apparatus

 #404
20210075393
2021-03-11

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

 #405
20210075392
2021-03-11

Loaded series resonators for adjusting frequency response of acoustic wave resonators

 #406
20210067138
2021-03-04

Transversely-excited film bulk acoustic resonator with interdigital transducer with varied mark and pitch

 #407
20210067133
2021-03-04

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

 #408
20210058056
2021-02-25

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

 #409
20210050843
2021-02-18

Transversely-excited film bulk acoustic resonator package

 #410
20210044277
2021-02-11

Transversely-excited film bulk acoustic resonator package

 #411
20210044276
2021-02-11

Transversely-excited film bulk acoustic resonator package

 #412
20210044275
2021-02-11

Transversely-excited film bulk acoustic resonator package

 #413
20210044274
2021-02-11

Transversely-excited film bulk acoustic resonator package and method

 #414
20210044272
2021-02-11

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

 #415
20210036677
2021-02-04

Lateral bulk acoustic wave filter

 #416
20210028764
2021-01-28

Filter and multiplexer

 #417
20210028758
2021-01-28

Transversely-excited film bulk acoustic resonator with half-lambda dielectric layer

 #418
20210028757
2021-01-28

Transversely-excited film bulk acoustic resonator with reduced spurious modes

 #419
20210028756
2021-01-28

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

 #420
20210013861
2021-01-14

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH ETCHED CONDUCTOR PATTERNS

 #421
20210013860
2021-01-14

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

 #422
20210013859
2021-01-14

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH ETCHED CONDUCTOR PATTERNS

 #423
20210006223
2021-01-07

Acoustic wave device

 #424
20200412332
2020-12-31

High-frequency surface acoustic wave resonator and method for making the same

 #425
20200403598
2020-12-24

Film bulk acoustic resonator fabrication method with frequency trimming based on electric measurements prior to cavity etch

 #426
20200403572
2020-12-24

Frequency-converting super-regenerative transceiver

 #427
20200395914
2020-12-17

Acoustic wave device

 #428
20200389147
2020-12-10

Acoustic wave device

 #429
20200389146
2020-12-10

Hybrid acoustic wave resonator and preparation method therefor

 #430
20200382101
2020-12-03

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR

 #431
20200373910
2020-11-26

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

 #432
20200373909
2020-11-26

Film bulk acoustic resonator fabrication method

 #433
20200373903
2020-11-26

Filter using piezoelectric film bonded to high resistivity silicon substrate with trap-rich layer

 #434
20200358426
2020-11-12

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

 #435
20200358425
2020-11-12

Transversely-excited film bulk acoustic resonators with molybdenum conductors

 #436
20200358424
2020-11-12

Acoustic wave filter with shunt resonator having multiple resonant frequencies

 #437
20200350891
2020-11-05

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

 #438
20200350890
2020-11-05

Transversely-excited film bulk acoustic resonator with periodic etched holes

 #439
20200343877
2020-10-29

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

 #440
20200336130
2020-10-22

Transversely-excited film bulk acoustic resonator using pre-formed cavities

 #441
20200336126
2020-10-22

Transversely-excited film bulk acoustic resonator

 #442
20200328728
2020-10-15

ACOUSTIC WAVE DEVICE, MULTIPLEXER, RADIO-FREQUENCY FRONT-END CIRCUIT, AND COMMUNICATION DEVICE

 #443
20200328726
2020-10-15

Transversely-excited film bulk acoustic resonator with half-lambda dielectric layer

 #444
20200321939
2020-10-08

Transversely-excited film bulk acoustic resonator package and method

 #445
20200304094
2020-09-24

Acoustic wave device

 #446
20200304092
2020-09-24

Acoustic wave device

 #447
20200304091
2020-09-24

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

 #448
20200295731
2020-09-17

Electronic component

 #449
20200295730
2020-09-17

Acoustic wave device

 #450
20200295729
2020-09-17

Transversely-excited film bulk acoustic resonator with partial BRAGG reflectors

 #451
20200287521
2020-09-10

Rotation in XY plane to suppress spurious modes in XBAR devices

 #452
20200287514
2020-09-10

Electrode-defined unsuspended acoustic resonator

 #453
20200287511
2020-09-10

Process for producing a micro-electro-mechanical system from a transferred piezoelectric or ferroelectric layer

 #454
20200235720
2020-07-23

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

 #455
20200235719
2020-07-23

XBAR resonators with non-rectangular diaphragms

 #456
20200228099
2020-07-16

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

 #457
20200228098
2020-07-16

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

 #458
20200228093
2020-07-16

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

 #459
20200220521
2020-07-09

Acoustic wave device and method for manufacturing acoustic wave device

 #460
20200220518
2020-07-09

Acoustic wave device

 #461
20200212887
2020-07-02

Acoustic wave device

 #462
20200212873
2020-07-02

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

 #463
20200204154
2020-06-25

Acoustic wave device

 #464
20200204151
2020-06-25

Acoustic wave resonators having fresnel surfaces

 #465
20200204150
2020-06-25

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

 #466
20200202832
2020-06-25

Lamb wave resonators in single-crystal substrate

 #467
20200177162
2020-06-04

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

 #468
20200169247
2020-05-28

Transversely-excited film bulk acoustic resonators with molybdenum conductors

 #469
20200169241
2020-05-28

Solidly-mounted transversely-excited film bulk acoustic resonator

 #470
20200144984
2020-05-07

Acoustic wave device with high thermal conductivity layer on interdigital transducer

 #471
20200091893
2020-03-19

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

 #472
20200083863
2020-03-12

Lateral bulk acoustic wave filter

 #473
20200028487
2020-01-23

FBAR filter with integrated cancelation circuit

 #474
20200028484
2020-01-23

Electrode defined resonator

 #475
20190386638
2019-12-19

Acoustic wave device, high frequency front end circuit, communication apparatus, and manufacturing method for acoustic wave device

 #476
20190386637
2019-12-19

Solidly-mounted transversely-excited film bulk acoustic resonator

 #477
20190386636
2019-12-19

Transversely-excited film bulk acoustic resonator

 #478
20190386635
2019-12-19

Transversely-excited film bulk acoustic resonator

 #479
20190379416
2019-12-12

Super-regenerative transceiver with improved frequency discrimination

 #480
20190379345
2019-12-12

Plate wave devices with wave confinement structures and fabrication methods

 #481
20190372547
2019-12-05

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

 #482
20190341904
2019-11-07

Multi-frequency guided wave devices and fabrication methods

 #483
20190305749
2019-10-03

Piezoelectric single crystal silicon carbide microelectromechanical resonators

 #484
20190305744
2019-10-03

Method of fabricating a SiC resonator

 #485
20190296713
2019-09-26

Guided wave devices with selectively loaded piezoelectric layers

 #486
20190273479
2019-09-05

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

 #487
20190273478
2019-09-05

Lamb wave element and bulk acoustic wave resonator on common substrate

 #488
20190259933
2019-08-22

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

 #489
20190253035
2019-08-15

Acoustic wave element and method for manufacturing same

 #490
20190245510
2019-08-08

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

 #491
20190207557
2019-07-04

Frequency-converting super-regenerative transceiver

 #492
20190181830
2019-06-13

Acoustic resonator

 #493
20190173452
2019-06-06

Film bulk acoustic resonator (FBAR) RF filter having epitaxial layers

 #494
20190165763
2019-05-30

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

 #495
20190131953
2019-05-02

Interdigital transducers on a piezoelectric thin-film for signal compression

 #496
20190089326
2019-03-21

Acoustic resonator with enhanced boundary conditions

 #497
20190074814
2019-03-07

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

 #498
20190074813
2019-03-07

Piston mode lamb wave resonators

 #499
20190068155
2019-02-28

Elastic wave device and method for producing the same

 #500
20190052247
2019-02-14

Unreleased plane acoustic wave resonators

 #501
20180358948
2018-12-13

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

 #502
20180321037
2018-11-08

Comb-driven substrate decoupled annulus pitch/roll BAW gyroscope with slanted quadrature tuning electrode

 #503
20180287587
2018-10-04

Lamb acoustic wave resonator and filter with self-aligned cavity via

 #504
20180287047
2018-10-04

Piezoelectric cross-sectional Lamé mode transformer

 #505
20180275485
2018-09-27

Method of fabrication for single crystal piezoelectric RF resonators and filters

 #506
20180205362
2018-07-19

Elastic wave device

 #507
20180205361
2018-07-19

Elastic wave device

 #508
20180159505
2018-06-07

Acoustic wave filter device

 #509
20180152171
2018-05-31

Elastic wave device

 #510
20180138890
2018-05-17

MULTIPLEXER

 #511
20180123016
2018-05-03

Microelectronic structures with suspended lithium-based thin films

 #512
20180083181
2018-03-22

Two-dimensional mode resonators

 #513
20180069527
2018-03-08

MEMS resonator with a high quality factor

 #514
20180054179
2018-02-22

Guided acoustic wave device

 #515
20170373663
2017-12-28

Acoustic wave device

 #516
20170366160
2017-12-21

Elastic wave device and manufacturing method therefor

 #517
20170359050
2017-12-14

Acoustic wave device

 #518
20170288629
2017-10-05

Solidly mounted layer thin film device with grounding layer

 #519
20170256701
2017-09-07

Piezoelectric device and production method for piezoelectric device

 #520
20170250671
2017-08-31

Elastic wave device and manufacturing method for the same

 #521
20170214385
2017-07-27

Guided wave devices with selectively loaded piezoelectric layers

 #522
20170214384
2017-07-27

Guided wave devices with sensors utilizing embedded electrodes

 #523
20170214383
2017-07-27

Mixed domain guided wave devices utilizing embedded electrodes

 #524
20170214382
2017-07-27

Guided wave devices with embedded electrodes and non-embedded electrodes

 #525
20170214381
2017-07-27

Guided wave devices with selectively thinned piezoelectric layers

 #526
20170201235
2017-07-13

Filter with improved linearity

 #527
20170194933
2017-07-06

Piezoelectric module

 #528
20170187352
2017-06-29

Elastic wave device and manufacturing method therefor

 #529
20170187347
2017-06-29

Piezoelectric MEMS resonator with integrated phase change material switches

 #530
20170149405
2017-05-25

Piezoelectric resonator manufacturing method and piezoelectric resonator

 #531
20170069822
2017-03-09

Vibrating device

 #532
20170054432
2017-02-23

Single crystal micromechanical resonator

 #533
20160352305
2016-12-01

Elastic wave device

 #534
20160352304
2016-12-01

Elastic wave device

 #535
20160204760
2016-07-14

Elastic wave device

 #536
20160183007
2016-06-23

Acoustic galvanic isolation device

 #537
20160182009
2016-06-23

Plate wave devices with wave confinement structures and fabrication methods

 #538
20160182008
2016-06-23

Multi-frequency guided wave devices and fabrication methods

 #539
20160182007
2016-06-23

Plate wave devices with wave confinement structures and fabrication methods

 #540
20160172573
2016-06-16

Laterally coupled multi-mode monolithic filter

 #541
20160087187
2016-03-24

Capacitive coupled resonator and filter device with comb electrodes and support pillars separating piezoelectric layer

 #542
20160087186
2016-03-24

Capacitive coupled resonator and filter device with comb electrodes and support frame separation from piezoelectric layer

 #543
20160079513
2016-03-17

Doped piezoelectric resonator

 #544
20150365067
2015-12-17

Composite substrates for acoustic wave elements, and acoustic wave elements

 #545
20150333730
2015-11-19

Wide-band acoustically coupled thin-film BAW filter

 #546
20150319537
2015-11-05

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