ClassID:

220532

H03H9/02125 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Details of bulk acoustic wave devices; Means for compensation or elimination of undesirable effects of parasitic elements

Recent Application in this class:
#1
20260005670
2026-01-01

FBAR STRUCTURE HAVING SINGLE CRYSTALLINE PIEZOELECTRIC LAYER AND FABRICATING METHOD THEREOF

#2
20250293659
2025-09-18

ACOUSTIC WAVE FILTER AND RADIO FREQUENCY MODULE

#3
20250247078
2025-07-31

HYBRID LATTICE FILTER

#4
20250226811
2025-07-10

BULK ACOUSTIC WAVE RESONANT STRUCTURE AND PREPARATION METHOD THEREFOR, AND ACOUSTIC WAVE DEVICE

#5
20250219609
2025-07-03

FILM BULK ACOUSTIC RESONATOR

#6
20250175147
2025-05-29

Cartesian Curve Configuration-Based Bulk Acoustic Wave Resonator and Bulk Acoustic Wave Filter

#7
20250125786
2025-04-17

FILM BULK ACOUSTIC RESONATOR

#8
20250080081
2025-03-06

BULK ACOUSTIC RESONATOR AND METHOD FOR MANUFACTURING THE SAME, FILTER AND ELECTRONIC DEVICE

#9
20250070739
2025-02-27

PIEZOELECTRIC RESONATOR DEVICE AND METHOD FOR ADJUSTING FREQUENCY OF PIEZOELECTRIC RESONATOR DEVICE

#10
20250030396
2025-01-23

Vibrator Device

#11
20240429892
2024-12-26

BULK ACOUSTIC RESONATOR AND RELATED DEVICE, AND METHOD FOR MANUFACTURING BULK ACOUSTIC RESONATOR

#12
20240405746
2024-12-05

BULK ACOUSTIC WAVE RESONANT STRUCTURE AND PREPARATION METHOD THEREFOR, AND ACOUSTIC WAVE DEVICE

#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
20240178811
2024-05-30

ACOUSTIC WAVE FILTER WITH SECOND HARMONIC EMISSION SUPPRESSION

#16
20240162878
2024-05-16

ACOUSTIC WAVE DEVICE

#17
20240120903
2024-04-11

Semiconductor device, communication apparatus, and producing method thereof

#18
20240072758
2024-02-29

Methods of plasma dicing bulk acoustic wave components

#19
20240063224
2024-02-22

SUPPORT SUBSTRATE FOR PASSIVE ELECTRONIC COMPONENT, PASSIVE ELECTRONIC COMPONENT, SEMICONDUCTOR DEVICE, MATCHING CIRCUIT, AND FILTER CIRCUIT

#20
20230402993
2023-12-14

Film bulk acoustic wave resonator and preparation method thereof

#21
20230327627
2023-10-12

Manufacturing process for bulk acoustic resonator, and bulk acoustic resonator

#22
20230216471
2023-07-06

SUPPRESSION OF PARASITIC ACOUSTIC WAVES IN INTEGRATED CIRCUIT DEVICES

#23
20230208383
2023-06-29

Thin film bulk acoustic resonator and manufacturing process therefor

#24
20230155567
2023-05-18

VIBRATOR DEVICE

#25
20230059917
2023-02-23

Bulk acoustic wave component with conductor extending laterally from via

#26
20220158617
2022-05-19

FBAR structure having single crystalline piezoelectric layer and fabricating method thereof

#27
20220131527
2022-04-28

FBAR STRUCTURE HAVING SINGLE CRYSTALLINE PIEZOELECTRIC LAYER AND FABRICATING METHOD THEREOF

#28
20210351761
2021-11-11

Acoustic wave device and forming method thereof

#29
20210218384
2021-07-15

Film bulk acoustic resonator and fabrication method thereof

#30
20210119600
2021-04-22

Suppressing parasitic sidebands in lateral bulk acoustic wave resonators

#31
20210091742
2021-03-25

Method for the production of a bulk acoustic wave resonator with a reduced parasitic capacitance

#32
20200382095
2020-12-03

Vibrator device and electronic apparatus

#33
20200358419
2020-11-12

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

#34
20200274516
2020-08-27

Piezoelectric component

#35
20200212874
2020-07-02

Vibration device, electronic apparatus and vehicle

#36
20200195227
2020-06-18

Acoustic wave filter device and composite filter device

#37
20200127633
2020-04-23

Bulk acoustic wave components

#38
20200127632
2020-04-23

Methods of plasma dicing bulk acoustic wave components

#39
20200119713
2020-04-16

Bulk acoustic wave resonator

#40
20200099360
2020-03-26

Acoustic resonator structure

#41
20200044623
2020-02-06

Piezoelectric resonator device

#42
20190103851
2019-04-04

Baw filter structure with internal electrostatic shielding

#43
20180034442
2018-02-01

Piezoelectric resonator device

#44
20170310303
2017-10-26

Bulk acoustic wave (BAW) resonator structure

#45
20170214388
2017-07-27

Acoustic wave device

#46
20170187352
2017-06-29

Elastic wave device and manufacturing method therefor

#47
20160164488
2016-06-09

Bulk acoustic wave resonator having a frame spaced apart from an electrode

#48
20150333730
2015-11-19

Wide-band acoustically coupled thin-film BAW filter

#49
20130069489
2013-03-21

PIEZOELECTRIC DEVICE

#50
20130057360
2013-03-07

Wide-band acoustically coupled thin-film BAW filter

#51
20130033340
2013-02-07

Bulk acoustic wave resonator

#52
20120204415
2012-08-16

Process for producing an acoustic device having a controlled-bandgap phononic crystal structure

#53
20120176206
2012-07-12

Acoustic wave filter, communication module, and method for manufacturing the filter

#54
20120086523
2012-04-12

Method of manufacturing laterally coupled BAW thin films

#55
20110227450
2011-09-22

RESONATOR BODY, RESONATOR DEVICE, AND ELECTRONIC DEVICE

#56
20110042764
2011-02-24

Semiconductor device layer structure and method of fabrication

#57
20090295506
2009-12-03

Bulk acoustic wave device and a method of its manufacturing

#58
20090101999
2009-04-23

Electronic device on substrate with cavity and mitigated parasitic leakage path

#59
20080246556
2008-10-09

Filter assembly comprising two bulk wave resonators

#60
20080224297
2008-09-18

Apparatus comprising a device and method for producing it

#61
20080197423
2008-08-21

Device and method for reducing a voltage dependent capacitive coupling

#62
20070236310
2007-10-11

Electronic device on substrate with cavity and mitigated parasitic leakage path

#63
20070176513
2007-08-02

Thin-film piezoelectric resonator and filter circuit

#64
20070096851
2007-05-03

Bulk acoustic resonator and filter element

#65
20060273866
2006-12-07

Film bulk acoustic wave resonator with differential topology

#66
20060267711
2006-11-30

Thin-film piezoelectric resonator, filter and voltage-controlled oscillator

#67
20050142888
2005-06-30

Film bulk acoustic resonator and method for manufacturing the same