ClassID:

220703

H03H9/14547 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Details; Driving means, e.g. electrodes, coils for networks using surface acoustic waves; Transducers of particular shape or position Fan shaped; Tilted; Shifted; Slanted; Tapered; Arched; Stepped finger transducers

Recent Application in this class:
#1
20250330143
2025-10-23

SURFACE ACOUSTIC WAVE DEVICE WITH INTERDIGITAL TRANSDUCER ELECTRODE FINGERS HAVING MULTIPLE LINER DENSITIES IN BORDER REGION

#2
20250192753
2025-06-12

ELASTIC WAVE FILTER, DEMULTIPLEXER, AND COMMUNICATION APPARATUS

#3
20250088169
2025-03-13

STRUCTURE OF LONGITUDINAL LEAKY SURFACE ACOUSTIC WAVE (LL-SAW) RESONATOR AND FILTER

#4
20240136999
2024-04-25

ACOUSTIC WAVE DEVICE

#5
20230327629
2023-10-12

Acoustic wave device with enhanced quality factor and fabrication method thereof

#6
20230275565
2023-08-31

ACOUSTIC WAVE RESONATOR WITH ROTATED AND TILTED INTERDIGITAL TRANSDUCER ELECTRODE

#7
20230208396
2023-06-29

ACOUSTIC WAVE DEVICE WITH INTERDIGITAL TRANSDUCER ELECTRODE HAVING NON-ZERO TILT ANGLE

#8
20230130157
2023-04-27

Alternative structure for realizing a transversal saw filter

#9
20230112487
2023-04-13

Interdigital transducer electrode for acoustic wave device with improved response

#10
20230006637
2023-01-05

ACOUSTIC WAVE DEVICE WITH ACOUSTIC OBSTRUCTION STRUCTURE

#11
20230006636
2023-01-05

METHOD OF FORMING ACOUSTIC WAVE DEVICE WITH REDUCED ACOUSTIC COUPLING

#12
20210067141
2021-03-04

Filter device and duplexer

#13
20210050842
2021-02-18

Acoustic wave resonator with rotated and tilted interdigital transducer electrode

#14
20200328727
2020-10-15

Acoustic wave device

#15
20200228093
2020-07-16

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

#16
20200212891
2020-07-02

Acoustic wave filter device and multiplexer

#17
20200212888
2020-07-02

Filter device and duplexer

#18
20190140617
2019-05-09

SAW FILTER WITH INTERFERENCE MODE SUPPRESSION

#19
20180367122
2018-12-20

Filter device and duplexer

#20
20180109239
2018-04-19

Piezoelectric transducer device with resonance region

#21
20180069529
2018-03-08

Filter device with phase compensation, and electronic devices including same

#22
20180062610
2018-03-01

Electro-acoustic transducer and electro-acoustic component comprising an electro-acoustic transducer

#23
20180026605
2018-01-25

Filter, multiplexer, and communication apparatus

#24
20170359051
2017-12-14

Acoustic wave device

#25
20170244384
2017-08-24

Elastic wave resonators and filters

#26
20160261038
2016-09-08

Acoustic wave element, filter element, and communication device

#27
20160182010
2016-06-23

Acoustic wave device

#28
20160036410
2016-02-04

Surface acoustic wave device including first and second wiring electrodes crossing three-dimensionally

#29
20150244348
2015-08-27

Saw filter with improved stop band suppression

#30
20150171827
2015-06-18

Filter device and duplexer

#31
20140292444
2014-10-02

ELASTIC WAVE FILTER

#32
20140015624
2014-01-16

Acoustic wave element and acoustic wave device using same

#33
20130257220
2013-10-03

Surface acoustic wave component

#34
20130002372
2013-01-03

Ladder filter and duplexer

#35
20120286624
2012-11-15

Elastic wave device

#36
20120105165
2012-05-03

Surface acoustic wave resonator, surface acoustic wave oscillator, and surface acoustic wave module device

#37
20100219910
2010-09-02

Surface acoustic wave device having concentrically arranged electrodes

#38
20100134203
2010-06-03

Filter and antenna duplexer

#39
20100102901
2010-04-29

Elastic wave filter including a grating reflector between tapered input and output IDT electrodes

#40
20100102669
2010-04-29

Surface acoustic wave resonator, surface acoustic wave oscillator, and surface acoustic wave module device

#41
20100007241
2010-01-14

Waveguide components on the basis of acoustic surface waves, and their use

#42
20090167462
2009-07-02

Band pass filter

#43
20090114798
2009-05-07

Circular surface acoustic wave (SAW) devices, processes for making them, and methods of use

#44
20090085692
2009-04-02

Elastic wave filter with tapered IDT electrodes

#45
20080189665
2008-08-07

Surface-acoustic-wave device

#46
20080179990
2008-07-31

Surface acoustic wave device with electro-static discharge protection

#47
20070296305
2007-12-27

Frequency coded sensors incorporating tapers

#48
20070152538
2007-07-05

Surface acoustic wave device with electro-static discharge protection

#49
20070103031
2007-05-10

Ultrasound radiation device into a material

#50
20070046400
2007-03-01

Surface acoustic wave apparatus

#51
20070046394
2007-03-01

Filter and antenna duplexer

#52
20060255682
2006-11-16

Surface acoustic wave device with electro-static discharge protection

#53
20060146314
2006-07-06

Surface-acoustic-wave device

#54
20060139126
2006-06-29

Surface acoustic wave (SAW) resonator SAW filter and SAW antenna duplexer using the SAW resonator

#55
20060017524
2006-01-26

Surface acoustic wave element

#56
20050127781
2005-06-16

Surface acoustic wave element, method of manufacturing the same and surface acoustic wave device

#57
20050099247
2005-05-12

Surface acoustic wave filter

#58
20050093650
2005-05-05

Surface wave devices with low passband ripple

#59
20050030129
2005-02-10

Surface acoustic wave filter and surface acoustic wave resonator having bent electrode fingers

#60
16102123
2020-03-24

Frequency tunable RF filters via a wide-band SAW-multiferroic hybrid device