ClassID:

220816

H03H9/6493 - CPC Classification

Classification description:

Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators; Filters using surface acoustic waves; Compensation of undesirable effects Side lobe suppression

Recent Application in this class:
#1
20240204752
2024-06-20

ELECTRO ACOUSTIC RF FILTER WITH IMPEDANCE ELEMENT HAVING IMPROVED PERFORMANCE AND MULTIPLEXER COMPONENT COMPRISING THE FILTER

#2
20220052669
2022-02-17

Electro acoustic RF filter with impedance element having improved performance and multiplexer component comprising the filter

#3
20200153411
2020-05-14

Multiplexer

#4
20200127639
2020-04-23

Surface acoustic wave elements with varying electrode finger pitch and connection arrangements

#5
20180109238
2018-04-19

Surface acoustic wave elements with varying electrode finger pitch and connection arrangements

#6
20180062610
2018-03-01

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

#7
20170194936
2017-07-06

Surface acoustic wave device, duplexer and comb-shaped electrode

#8
20170117873
2017-04-27

Band pass filter and duplexer

#9
20160094200
2016-03-31

Saw filter having ground terminals separated

#10
20160028366
2016-01-28

Duplexer including a low-pass filter capacitor

#11
20150244348
2015-08-27

Saw filter with improved stop band suppression

#12
20150130551
2015-05-14

Elastic wave device and duplexing device

#13
20140176257
2014-06-26

Elastic-wave filter device

#14
20120326808
2012-12-27

Micro-acoustic filter having compensated cross-talk and method for compensation

#15
20110193654
2011-08-11

Elastic wave filter device and module including the same

#16
20110095850
2011-04-28

Notched saw image frequency rejection filter system

#17
20110080234
2011-04-07

Boundary acoustic wave device

#18
20100127799
2010-05-27

RF-filter with improved adjacent channel suppression

#19
20100102901
2010-04-29

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

#20
20090002099
2009-01-01

Elastic wave device

#21
20080258983
2008-10-23

Saw filter comprising a broadband band-stop filter

#22
20080224799
2008-09-18

Saw filter device

#23
20080048803
2008-02-28

Piezoelectric thin-film filter

#24
20080042781
2008-02-21

Elastic boundary wave apparatus

#25
20070200146
2007-08-30

Electronic device, method for producing the same, and communication apparatus including the same

#26
20070109073
2007-05-17

Filter using piezoelectric resonator

#27
20060267708
2006-11-30

Acoustic wave filter and acoustic wave duplexer

#28
20050093395
2005-05-05

Surface acoustic wave device