ClassID:

220524

H03H9/02062 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Details of bulk acoustic wave devices Details relating to the vibration mode

Sub-classes:
Recent Application in this class:
#1
20250274095
2025-08-28

MULTI-TERMINAL BULK ACOUSTIC WAVE RESONATOR UTILIZING OVERTONE MODES

#2
20250070753
2025-02-27

FILTERS USING TRANSVERSLY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH FREQUENCY-SETTING DIELECTRIC LAYERS

#3
20240396526
2024-11-28

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH A BACK-SIDE DIELECTRIC LAYER

#4
20240267022
2024-08-08

TOP ELECTRODES AND DIELECTRIC SPACER LAYERS FOR BULK ACOUSTIC WAVE RESONATORS

#5
20240235519
2024-07-11

ACOUSTIC WAVE DEVICE AND METHOD FOR MANUFACTURING ACOUSTIC WAVE DEVICE

#6
20240186984
2024-06-06

Transversely-excited film bulk acoustic resonator with periodic etched holes

#7
20240186983
2024-06-06

XBAR resonators with non-rectangular diaphragms

#8
20240022234
2024-01-18

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

#9
20240022233
2024-01-18

Transversely-excited film bulk acoustic resonator

#10
20240007075
2024-01-04

COMPLEMENTARY SWITCHABLE DUAL-MODE BULK ACOUSTIC WAVE RESONATOR AND FILTER

#11
20230344414
2023-10-26

Transversely-excited acoustic resonator with Z-cut lithium niobate plate

#12
20230291388
2023-09-14

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

#13
20230231535
2023-07-20

Top electrodes and dielectric spacer layers for bulk acoustic wave resonators

#14
20230208393
2023-06-29

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH GAP DIELECTRIC STRIPES IN BUSBAR-ELECTRODE GAPS

#15
20230099342
2023-03-30

Piston mode lamb wave resonators

#16
20220416761
2022-12-29

Top electrodes and dielectric spacer layers for bulk acoustic wave resonators

#17
20220393666
2022-12-08

FILTER DEVICE

#18
20220321104
2022-10-06

High quality factor integrated acoustic resonant metamaterials with large frequency tuning range for reconfigurable radio-frequency front-ends

#19
20220216855
2022-07-07

Transversely-excited film bulk acoustic resonator with periodic etched holes

#20
20220190807
2022-06-16

Rotation in XY plane to suppress spurious modes in XBAR devices

#21
20210384889
2021-12-09

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

#22
20210297053
2021-09-23

Wave control apparatus using elastic modulus change of thermoresponsive material

#23
20210273632
2021-09-02

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

#24
20210265978
2021-08-26

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

#25
20210257992
2021-08-19

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

#26
20210257991
2021-08-19

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

#27
20210257990
2021-08-19

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

#28
20210167756
2021-06-03

Transversely-excited film bulk acoustic resonator with periodic etched holes

#29
20210143794
2021-05-13

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

#30
20210111703
2021-04-15

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

#31
20210105003
2021-04-08

XBAR resonators with non-rectangular diaphragms

#32
20210105002
2021-04-08

XBAR resonators with non-rectangular diaphragms

#33
20210099153
2021-04-01

Piston mode Lamb wave resonators

#34
20210091749
2021-03-25

Transversly-excited film bulk acoustic resonators and filters

#35
20210083652
2021-03-18

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

#36
20210013860
2021-01-14

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

#37
20200366265
2020-11-19

Bulk acoustic resonator and filter including the same

#38
20200358426
2020-11-12

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

#39
20200350891
2020-11-05

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

#40
20200350890
2020-11-05

Transversely-excited film bulk acoustic resonator with periodic etched holes

#41
20200343877
2020-10-29

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

#42
20200287521
2020-09-10

Rotation in XY plane to suppress spurious modes in XBAR devices

#43
20200280300
2020-09-03

Piezoelectric resonator with patterned resonant confiners

#44
20200235719
2020-07-23

XBAR resonators with non-rectangular diaphragms

#45
20200228089
2020-07-16

Top electrodes with step arrangements for bulk acoustic wave resonators

#46
20200177162
2020-06-04

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

#47
20200091893
2020-03-19

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

#48
20190386635
2019-12-19

Transversely-excited film bulk acoustic resonator

#49
20190319602
2019-10-17

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

#50
20190260347
2019-08-22

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

#51
20190089331
2019-03-21

Bulk Acoustic Wave Resonator having a Central Feed

#52
20190074813
2019-03-07

Piston mode lamb wave resonators

#53
20180248536
2018-08-30

Crystal vibration element, and crystal vibrator equipped with crystal vibration element

#54
20180241372
2018-08-23

Crystal vibration element, and crystal vibrator equipped with crystal vibration element

#55
20180226944
2018-08-09

Crystal vibration element, and crystal vibrator equipped with crystal vibration element

#56
20180226943
2018-08-09

Crystal vibration element, and crystal vibrator equipped with crystal vibration element

#57
20180205364
2018-07-19

Piezoelectric vibrating piece and piezoelectric device

#58
20180167051
2018-06-14

Piezoelectric vibrating piece and piezoelectric device

#59
20180145654
2018-05-24

Multiple frequency band acoustic transducer arrays

#60
20180138885
2018-05-17

Film bulk acoustic resonator with spurious resonance suppression

#61
20180062613
2018-03-01

Crystal vibrator and crystal vibration device

#62
20180062608
2018-03-01

Bulk acoustic resonator and filter including the same

#63
20170310299
2017-10-26

Transverse bulk acoustic wave filter

#64
20170047906
2017-02-16

Piezoelectric component

#65
20160173058
2016-06-16

Resonator applications for langasite and its isomorphs

#66
20160006412
2016-01-07

Planar structure of a mechanical resonator decoupled by bending oscillation and expansion/compression vibrations

#67
20150171824
2015-06-18

Tuning-fork type crystal resonator plate

#68
20140292437
2014-10-02

Resonator element, resonator, oscillator, electronic apparatus, and moving object

#69
20140253253
2014-09-11

Resonator element, resonator, oscillator, electronic apparatus, and moving object

#70
20130241359
2013-09-19

Resonator element, resonator, electronic device and electronic apparatus

#71
20130076209
2013-03-28

Piezoelectric resonator having combined thickness and width vibrational modes

#72
20120268440
2012-10-25

Widening resonator bandwidth using mechanical loading

#73
20120062068
2012-03-15

Multi-mode bulk-acoustic-wave resonators

#74
20110248606
2011-10-13

RESONATOR ELEMENT, RESONATOR, AND PIEZOELECTRIC DEVICE

#75
20110227452
2011-09-22

Resonator element, resonator, electronic device, and electronic apparatus

#76
12202624
2016-06-14

Method for manufacturing a vibrating MEMS circuit