ClassID:

165742

G01H3/08 - CPC Classification

Classification description:

Measuring characteristics of vibrations by using a detector in a fluid; Frequency Analysing frequencies present in complex vibrations, e.g. comparing harmonics present

Recent Application in this class:
#1
20250271294
2025-08-28

SYSTEM AND METHOD FOR APPLIANCE DIAGNOSTICS

#2
20250231061
2025-07-17

SYSTEMS AND METHODS FOR CONTACTLESS POWER CONVERTER AGING DETECTION

#3
20250207972
2025-06-26

Method for Monitoring a Functional State of at Least One Household Appliance and Monitoring System

#4
20250181963
2025-06-05

SYSTEMS AND METHODS FOR AUDIO DATA AUGMENTATION

#5
20250012762
2025-01-09

AUTOMATIC MECHANICAL SYSTEMS DIAGNOSIS

#6
20240221487
2024-07-04

Audible alarm signal detectors

#7
20240210237
2024-06-27

DETECTING OR PREDICTING CRITICAL HEAT FLUX IN COOLING SYSTEMS DURING POOL BOILING IN A NON-INTRUSIVE MANNER

#8
20240194213
2024-06-13

Audio Source Separation using Hyperbolic Embeddings

#9
20240035630
2024-02-01

Method And System Of Leak Detection

#10
20240003737
2024-01-04

System and Method for Unsupervised Anomalous Sound Detection

#11
20230417890
2023-12-28

SYSTEM AND METHOD FOR MEASURING PROXIMITY BETWEEN DEVICES USING ACOUSTICS

#12
20230358598
2023-11-09

ACOUSTIC DETECTION OF DISGUISED VEHICLES

#13
20230358597
2023-11-09

ACOUSTIC DETECTION OF CARGO MASS CHANGE

#14
20230199414
2023-06-22

Transient multi-tone test signal and method for audio speakers

#15
20230184582
2023-06-15

SOUND LEAKAGE SUPPRESSION APPARATUS

#16
20230078555
2023-03-16

A METHOD FOR DETERMINING THE FLAME SHAPE OF A SWIRLING FLAME IN A CLOSED COMBUSTION CHAMBER

#17
20230074002
2023-03-09

SOUND EVENT EARLY DETECTION

#18
20230058957
2023-02-23

Method for automatic setting of sound signal in an apparatus for space monitoring by using sound signal

#19
20230027359
2023-01-26

Systems and methods for contactless power converter aging detection

#20
20230012559
2023-01-19

Abnormal sound identification device, abnormal sound identification method, and non-transitory storage medium

#21
20220341772
2022-10-27

Signal processing device, signal processing method, and program

#22
20220155137
2022-05-19

Acoustic noise detection method and system using vibration sensor to detect acoustic noise

#23
20220150622
2022-05-12

Sound recognition apparatus, sound recognition method, and non-transitory computer readable medium storing program

#24
20210270778
2021-09-02

Automatic mechanical systems diagnosis

#25
20210025851
2021-01-28

Combined vapor and/or gas concentration sensor and switch

#26
20200333178
2020-10-22

Utilization of fast-response pressure measurements to nonintrusively monitor blade vibration in axial compressors

#27
20200299002
2020-09-24

Detecting impending motor failure using audio data

#28
20200298288
2020-09-24

Sound-pressure analyzer and a method in the high-intensity acoustic field, and an ultrasonic cleaner and an ultrasonic processor

#29
20200278239
2020-09-03

System and method of signal processing for use in gunshot detection

#30
20200225064
2020-07-16

Vibrating element apparatus

#31
20200158562
2020-05-21

Condition monitoring apparatus, condition monitoring system, and condition monitoring method

#32
20200132742
2020-04-30

Audio spectrum analyzer and method of arranging resonators included therein

#33
20200111472
2020-04-09

Adaptive noise filtering system

#34
20200025648
2020-01-23

CONDITION MONITORING SYSTEM AND WIND TURBINE

#35
20190323996
2019-10-24

Automatic mechanical systems diagnosis

#36
20190277986
2019-09-12

Passive sound source classification and localization

#37
20190212186
2019-07-11

Detection of discharge of projectile from firearm

#38
20190178706
2019-06-13

Method for testing the noise of vehicles when driving over a test track

#39
20190154496
2019-05-23

Fan examination method and fan examination system

#40
20190146079
2019-05-16

Methods, systems and devices to augur imminent catastrophic events to personnel and assets and sound image a radar target using a radar's received doppler audio butterfly

#41
20180335338
2018-11-22

READER DEVICE, SENSOR DEVICE, AND SENSING SYSTEM

#42
20180120265
2018-05-03

Automatic mechanical systems diagnosis

#43
20180100895
2018-04-12

Method and apparatus for diagnosing a fault condition in an electric machine

#44
20180079523
2018-03-22

Propeller health monitoring

#45
20180045684
2018-02-15

Analyzer system of sound generated in mills based on embedded systems and a microphone array

#46
20180038901
2018-02-08

Audio spectrum analyzer and method of arranging resonators included therein

#47
20170363675
2017-12-21

Partial discharge determination method, partial discharge determination apparatus, and partial discharge determination system for power device, and method for manufacturing power device including the partial discharge determination method

#48
20170315021
2017-11-02

Method and device for monitoring an aircraft engine vane wheel via balance position measurement

#49
20170299426
2017-10-19

Ultra-low power flexible piezoelectric audio recognition sensor for internet of things

#50
20170264255
2017-09-14

Rendering wideband ultrasonic signals audible

#51
20170234966
2017-08-17

DEVICE FOR UAV DETECTION AND IDENTIFICATION

#52
20170234724
2017-08-17

Device for UAV detection and identification

#53
20170108409
2017-04-20

Apparatus and method for measuring noise

#54
20170023401
2017-01-26

Methods and apparatus for improved vibration cancellation in acoustic sensors

#55
20150330831
2015-11-19

Method, apparatus and system for portable device surface and material analysis

#56
20150185069
2015-07-02

METHOD AND APPARATUS FOR DETERMINING A FREQUENCY LINE PATTERN WITHIN AT LEAST ONE AMPLITUDE SPECTRUM

#57
20140260637
2014-09-18

Impact and sound analysis for golf equipment

#58
20140260622
2014-09-18

Apparatus for gauging liquid or solid mass contained in a vessel and method for using same

#59
20140200837
2014-07-17

Analysis of component having engineered internal space for fluid flow

#60
20140114612
2014-04-24

Automatic mechanical system diagnosis

#61
20140028283
2014-01-30

Method of extracting zero crossing data from full spectrum signals

#62
20130275056
2013-10-17

Component failure detection system

#63
20130096855
2013-04-18

Detection of an abnormal signal in a compound sampled signal

#64
20120219157
2012-08-30

Monitoring apparatus and method

#65
20120200713
2012-08-09

Integrated sensing device for assessing integrity of a rock mass and corresponding method

#66
20120035885
2012-02-09

Method and apparatus for monitoring and analyzing vibrations in rotary machines

#67
20110301882
2011-12-08

SYSTEM AND METHOD FOR PASSIVE ACOUSTIC MONITORING OF FLUIDS AND SOLIDS IN PIPE FLOW

#68
20110290024
2011-12-01

System and method of mechanical fault detection based on signature detection

#69
20110238328
2011-09-29

Identifying degraded fans in datacenters

#70
20110169664
2011-07-14

Acoustic signature recognition of running vehicles using spectro-temporal dynamic neural network

#71
20110072902
2011-03-31

Method of estimating support state of an electronic apparatus housing and electronic apparatus

#72
20100268491
2010-10-21

Method and apparatus for assessing the integrity of a rock mass

#73
20100212475
2010-08-26

TUNING OR TRAINING DEVICE

#74
20100106441
2010-04-29

Detection of an abnormal signal in a compound sampled

#75
20100070226
2010-03-18

Analysis of chirp frequency response using arbitrary resampling filters

#76
20090204359
2009-08-13

Method for determining the contributions of individual transmission paths

#77
20090140612
2009-06-04

Vibration-Wave Detector

#78
20090129204
2009-05-21

Apparatus, systems and methods for enhanced multi-carrier based underwater acoustic communications

#79
20090115635
2009-05-07

Detection and classification of running vehicles based on acoustic signatures

#80
20090093896
2009-04-09

Signal processing apparatus, signal processing method, and program therefor

#81
20090063083
2009-03-05

Method of estimating support state of an electronic apparatus housing and electronic apparatus

#82
20090019936
2009-01-22

Method and device for identifying squeaking noises

#83
20080125992
2008-05-29

Method for analyzing tone quality of exhaust sound

#84
20080059119
2008-03-06

Anomaly monitoring device and method

#85
20080027659
2008-01-31

Anomaly diagnosis apparatus and method of machine installation

#86
20080010039
2008-01-10

Anomaly diagnosis apparatus and method of machine installation

#87
20080006473
2008-01-10

Vehicle mounted device

#88
20080002832
2008-01-03

METHODS OF DETECTING AN ABNORMAL OPERATION OF PROCESSING APPARATUS AND SYSTEMS THEREOF

#89
20070189546
2007-08-16

Method of extracting, device for extracting and device for inspecting abnormal sound

#90
20060156821
2006-07-20

Ultrasonic sensor

#91
20060100828
2006-05-11

Impulse event separating apparatus and method

#92
20060064210
2006-03-23

Device for indicating the vibration level of a vehicle

#93
20050177352
2005-08-11

Defect identification signal analysis method

#94
20050060111
2005-03-17

System for identifying a signal source

#95
19372019
2026-04-14

Rotation speed determination

#96
14833792
2020-02-18

Methods and systems for determining errors based on detected sounds during operation of a robotic device