ClassID:

165739

G01H3/005 - CPC Classification

Classification description:

Measuring characteristics of vibrations by using a detector in a fluid Testing or calibrating of detectors covered by the subgroups of

Recent Application in this class:
#1
20250109982
2025-04-03

WATERPROOF SOUND AND VIBRATION SENSING DEVICE

#2
20250101864
2025-03-27

CALIBRATION METHOD FOR LOGGING-WHILE-DRILLING DEVICE

#3
20240280401
2024-08-22

DEVICE FOR REMOTE ONLINE DETECTION OF ENVIRONMENTAL NOISE MONITORING SYSTEM

#4
20230280247
2023-09-07

Analyzing quality of sensed force-response data during testing and mitigation poor quality output

#5
20230177942
2023-06-08

Systems and methods for identifying an acoustic source based on observed sound

#6
20230052098
2023-02-16

CALIBRATOR FOR ACOUSTIC CAMERAS AND OTHER RELATED APPLICATIONS

#7
20230036761
2023-02-02

METHOD AND SYSTEM FOR TRANSDUCER VALIDATION

#8
20220268624
2022-08-25

Directional acoustic sensor, and methods of adjusting directional characteristics and attenuating acoustic signal in specific direction using the same

#9
20220214472
2022-07-07

Pressure coupling chamber for hydrophone calibration

#10
20220090957
2022-03-24

Infrasound detector with force transducer for negative feedback or calibration

#11
20220065689
2022-03-03

MONITORING OF THE STATE OF HEALTH OF AT LEAST TWO VIBRATION SENSORS OF A BYPASS TURBOMACHINE

#12
20210262853
2021-08-26

Measurement terminal, measurement system, measurement method, and program

#13
20210156733
2021-05-27

Reduce measurement jitter in resonating sensors

#14
20210131862
2021-05-06

Sensor device including a sensor for carrying out surrounding-area monitoring with the aid of sonic waves

#15
20210120352
2021-04-22

Testing of multiple electroacoustic devices

#16
20210096018
2021-04-01

High-frequency reciprocal transducer calibration

#17
20210080340
2021-03-18

Method and apparatus for determining the sensitivity of an acoustic detector device

#18
20210020018
2021-01-21

Systems and methods for identifying an acoustic source based on observed sound

#19
20200400489
2020-12-24

Directional acoustic sensor, and methods of adjusting directional characteristics and attenuating acoustic signal in specific direction using the same

#20
20200300817
2020-09-24

Ultrasonic probe, ultrasonic diagnostic device, and manufacturing method of ultrasonic probe

#21
20200204914
2020-06-25

Display control device and display control method

#22
20200182735
2020-06-11

Method and apparatus for determining the sensitivity of an acoustic detector device

#23
20200033187
2020-01-30

Membrane hydrophone for high frequency ultrasound and method of manufacture

#24
20190331491
2019-10-31

Vibration rectification error correction circuit, physical quantity sensor module, structure monitoring device, and correction value adjustment method of vibration rectification error correction circuit

#25
20190250200
2019-08-15

Self-test for a piezoelectric device

#26
20190195836
2019-06-27

Method and system for determining an optimum drive signal for an acoustic transducer

#27
20180328807
2018-11-15

Determining the root mean square value of a machine vibration variable

#28
20180054686
2018-02-22

Methods, devices, and computer-readable medium for microphone selection

#29
20170241958
2017-08-24

Method of detecting failure or anomaly of sensor terminal

#30
20170052061
2017-02-23

Membrane hydrophone for high frequency ultrasound and method of manufacture

#31
20170023401
2017-01-26

Methods and apparatus for improved vibration cancellation in acoustic sensors

#32
20160138964
2016-05-19

Method for calibration or adjustment of any oscillatable unit

#33
20160091361
2016-03-31

System and method for the calibration of a hydrophone line array

#34
20150114079
2015-04-30

Method and apparatus for testing a sensor

#35
20140260523
2014-09-18

RADAR-BASED VIBRATION SENSOR SELF-CALIBRATION METHOD

#36
20140140179
2014-05-22

Infrasound generating device based on a displacement-feedback type vibration exciter

#37
20140079229
2014-03-20

Device testing using acoustic port obstruction

#38
20140079228
2014-03-20

Microphone test fixture

#39
20130197350
2013-08-01

Radiation force balance calibrator

#40
20120318038
2012-12-20

ULTRASOUND TRANSDUCER TEST APPARATUS AND APPLICATIONS THEREOF

#41
20120017684
2012-01-26

Sensor device and method for operating a sensor device

#42
20110283768
2011-11-24

Self-calibrating vibration sensor

#43
20100070226
2010-03-18

Analysis of chirp frequency response using arbitrary resampling filters

#44
20090284263
2009-11-19

Full function test for in situ test of sensors and amplifiers

#45
20080319692
2008-12-25

Transducer health diagnostics for structural health monitoring (SHM) systems

#46
20070137281
2007-06-21

Method and system for automatically calibrating sound level meter

#47
20050257598
2005-11-24

Device for calibrating a pressure detector

#48
20050241365
2005-11-03

Transducer testing

#49
18120454
2024-12-31

Low power gunshot sensor evaluation