ClassID:

232100

H04R29/006 - CPC Classification

Classification description:

Monitoring arrangements; Testing arrangements for microphones; Microphone arrays Microphone matching

Recent Application in this class:
#1
20250131913
2025-04-24

SIMULTANEOUS ACOUSTIC EVENT DETECTION ACROSS MULTIPLE ASSISTANT DEVICES

#2
20250119697
2025-04-10

DETECTING INTERFERENCE WITH SOUND SENSING DEVICES

#3
20250024215
2025-01-16

ACOUSTICAL OR VIBRATIONAL MONITORING IN A GUIDED ASSEMBLY SYSTEM

#4
20240430633
2024-12-26

SYSTEMS AND METHODS FOR BLIND SENSITIVITY MATCHING FOR MICROPHONE CAPSULES IN A MICROPHONE ARRAY

#5
20230419951
2023-12-28

Simultaneous acoustic event detection across multiple assistant devices

#6
20230397883
2023-12-14

IMPLANTABLE FILTER REGULATION

#7
20230280965
2023-09-07

ROBUST VOICE ACTIVITY DETECTOR SYSTEM FOR USE WITH AN EARPHONE

#8
20230168228
2023-06-01

Dynamic Capping with Virtual Microphones

#9
20230037381
2023-02-09

MATCHED AND EQUALIZED MICROPHONE OUTPUT OF AUTOMOTIVE MICROPHONE SYSTEMS

#10
20230027458
2023-01-26

Auralization for multi-microphone devices

#11
20220139371
2022-05-05

Simultaneous acoustic event detection across multiple assistant devices

#12
20220132243
2022-04-28

Signal processing methods and systems for beam forming with microphone tolerance compensation

#13
20220124446
2022-04-21

In-situ calibration of microphone arrays

#14
20220103921
2022-03-31

Systems and methods for on ear detection of headsets

#15
20220030360
2022-01-27

Microphone capsule, microphone arrangement with a plurality of microphone capsules and method for calibrating a microphone array

#16
20220004168
2022-01-06

Acoustical or vibrational monitoring in a guided assembly system

#17
20210368263
2021-11-25

Method and apparatus for output signal equalization between microphones

#18
20210314701
2021-10-07

Multiple-source tracking and voice activity detections for planar microphone arrays

#19
20210219053
2021-07-15

Multiple-source tracking and voice activity detections for planar microphone arrays

#20
20210195359
2021-06-24

Method, apparatus, and computer-readable media for focussing sound signals in a shared 3D space

#21
20210195307
2021-06-24

Systems and methods for on ear detection of headsets

#22
20210144501
2021-05-13

Test circuit, test method and audio codec for stereo microphones

#23
20210112353
2021-04-15

Dynamic capping with virtual microphones

#24
20210014624
2021-01-14

Dynamic sensitivity matching of microphones in a microphone array

#25
20210014605
2021-01-14

Reduction of sensitivity to non-acoustic stimuli in a microphone array

#26
20200401368
2020-12-24

Method and device for acute sound detection and reproduction

#27
20200382858
2020-12-03

Techniques for wind noise reduction

#28
20200260182
2020-08-13

Electronic device and method for detecting blocked state of microphone

#29
20200154228
2020-05-14

Method, apparatus, and computer-readable media for focussing sound signals in a shared 3D space

#30
20200021932
2020-01-16

Sound pickup device and sound pickup method

#31
20190394577
2019-12-26

Hearing device adapted for matching input transducers using the voice of a wearer of the hearing device

#32
20190387315
2019-12-19

Auralization for multi-microphone devices

#33
20190246218
2019-08-08

Directional hearing aid

#34
20190214000
2019-07-11

Systems and methods of interpreting speech data

#35
20190200149
2019-06-27

Communication apparatus, wireless microphone system and communication method

#36
20190200148
2019-06-27

AUDIO DEVICE HAVING ACTIVE NOISE CANCELLATION FUNCTION AND METHOD OF CORRECTING TEMPERATURE CHARACTERISTICS THEREOF

#37
20190146747
2019-05-16

Robust voice activity detector system for use with an earphone

#38
20190104370
2019-04-04

Hearing assistance device

#39
20190028799
2019-01-24

Signal processing method of audio sensing device, and audio sensing system

#40
20190012132
2019-01-10

Sound collecting device capable of obtaining and synthesizing audio data

#41
20180359584
2018-12-13

Phase response mismatch correction for multiple microphones

#42
20180342242
2018-11-29

Systems and methods of interpreting speech data

#43
20180279043
2018-09-27

Auralization for multi-microphone devices

#44
20180197538
2018-07-12

Systems and methods of interpreting speech data

#45
20180146286
2018-05-24

Phase correcting system and a phase correctable transducer system

#46
20180132815
2018-05-17

Multi-mic sound collector and system and method for sound localization

#47
20180114519
2018-04-26

Microphone device

#48
20180091895
2018-03-29

Acoustic characteristic calibration method, acoustic characteristic calibration device, and FFT circuit

#49
20180059070
2018-03-01

In-duct acoustic measuring apparatus and method

#50
20180047412
2018-02-15

Determining noise and sound power level differences between primary and reference channels

#51
20170289716
2017-10-05

Test device and test method for microphone arrays

#52
20170272867
2017-09-21

Hearing aid

#53
20170262255
2017-09-14

Audio synchronization method and associated electronic device

#54
20170251317
2017-08-31

Apparatus and method for measuring relative frequency response of audio device microphones

#55
20170223473
2017-08-03

Multi-channel multi-domain source identification and tracking

#56
20170154624
2017-06-01

Systems and methods of interpreting speech data

#57
20170127178
2017-05-04

Distributed automatic level control for a microphone array

#58
20170127145
2017-05-04

System and method for using multiple audio input devices for synchronized and position-based audio

#59
20170078791
2017-03-16

Spatial adaptation in multi-microphone sound capture

#60
20170070826
2017-03-09

Microphone matching unit and hearing aid

#61
20170064443
2017-03-02

Microphone

#62
20170048634
2017-02-16

System and method for all electrical noise testing of MEMS microphones in production

#63
20170033754
2017-02-02

Multipath digital microphones

#64
20160261965
2016-09-08

METHOD FOR ARRANGING MICROPHONES

#65
20160142815
2016-05-19

Headset with end-firing microphone array and automatic calibration of end-firing array

#66
20160118062
2016-04-28

Robust voice activity detector system for use with an earphone

#67
20160087606
2016-03-24

Packaged MEMS device comprising adjustable ventilation opening

#68
20150356968
2015-12-10

Systems and methods of interpreting speech data

#69
20150124980
2015-05-07

Detection of a microphone

#70
20150100309
2015-04-09

Electronic device, and calibration system and method for suppressing noise

#71
20150049583
2015-02-19

Conferencing device self test

#72
20150010157
2015-01-08

Microphone test procedure

#73
20140341380
2014-11-20

Automated gain matching for multiple microphones

#74
20140314258
2014-10-23

Binaural hearing aid system for compensation of microphone deviations based on the wearer's own voice

#75
20140286497
2014-09-25

Multi-microphone source tracking and noise suppression

#76
20140241546
2014-08-28

Microphone sensitivity difference correction device, method, and noise suppression device

#77
20140205121
2014-07-24

Hearing device with two or more microphones and two or more resonators having different lengths and the same resonant frequency

#78
20140146972
2014-05-29

Microphone system and related calibration control method and calibration control module

#79
20140098972
2014-04-10

Array microphone device and gain control method

#80
20140079260
2014-03-20

Hearing instrument

#81
20140079228
2014-03-20

Microphone test fixture

#82
20130343571
2013-12-26

Real-time microphone array with robust beamformer and postfilter for speech enhancement and method of operation thereof

#83
20130315403
2013-11-28

Spatial adaptation in multi-microphone sound capture

#84
20130277776
2013-10-24

Packaged MEMS device and method of calibrating a packaged MEMS device

#85
20130243221
2013-09-19

Method and system of equalization pre-preocessing for sound receivng system

#86
20130170666
2013-07-04

Adaptive self-calibration of small microphone array by soundfield approximation and frequency domain magnitude equalization

#87
20130108062
2013-05-02

Device and method for diagnosing audio circuitry

#88
20130054231
2013-02-28

Noise reduction for dual-microphone communication devices

#89
20120269367
2012-10-25

Condenser microphone unit and condenser microphone

#90
20120263330
2012-10-18

Hearing device with two or more microphones and two or more resonators having different lengths and the same resonant frequency

#91
20120250916
2012-10-04

Hearing aid device with a directional microphone system and method for operating a hearing aid device having a directional microphone system

#92
20120230526
2012-09-13

Method and apparatus for microphone matching for wearable directional hearing device using wearer's own voice

#93
20120163641
2012-06-28

Method for processing the signals from two or more microphones in a listening device and listening device with plural microphones

#94
20120140948
2012-06-07

Directional microphone device and directivity control method

#95
20110243348
2011-10-06

Pipe calibration system for omnidirectional microphones

#96
20110243347
2011-10-06

Pipe calibration device for calibration of omnidirectional microphones

#97
20110243341
2011-10-06

Pipe calibration method for omnidirectional microphones

#98
20110188681
2011-08-04

Method for adaptively matching microphones of a hearing system as well as a hearing system

#99
20110096937
2011-04-28

MICROPHONE APPARATUS AND SOUND PROCESSING METHOD

#100
20110085686
2011-04-14

Input signal mismatch compensation system

#101
20110064232
2011-03-17

METHOD AND DEVICE FOR ANALYSING AND ADJUSTING ACOUSTIC PROPERTIES OF A MOTOR VEHICLE HANDS-FREE DEVICE

#102
20100323652
2010-12-23

Systems, methods, apparatus, and computer-readable media for phase-based processing of multichannel signal

#103
20100111329
2010-05-06

Sound processing apparatus, sound processing method and program

#104
20100110232
2010-05-06

Electronic apparatus and method for receiving sounds with auxiliary information from camera system

#105
20090290729
2009-11-26

CATEGORIZATION PLATFORM, METHOD FOR CATEGORIZATION AND METHOD FOR MICROPHONE ARRAY MANUFACTURING

#106
20090285423
2009-11-19

Method and device for matching the phases of microphone signals of a directional microphone of a hearing aid

#107
20090262956
2009-10-22

MICROPHONES WITH EQUAL SENSITIVITY

#108
20090238377
2009-09-24

Speech enhancement using multiple microphones on multiple devices

#109
20090196429
2009-08-06

Signaling microphone covering to the user

#110
20090190769
2009-07-30

Sound quality by intelligently selecting between signals from a plurality of microphones

#111
20090136057
2009-05-28

Automated sensor signal matching

#112
20090074201
2009-03-19

Method and apparatus for microphone matching for wearable directional hearing device using wearer's own voice

#113
20090060224
2009-03-05

Sound processing apparatus, method for correcting phase difference, and computer readable storage medium

#114
20080232606
2008-09-25

Synchronous detection and calibration system and method for differential acoustic sensors

#115
20080219483
2008-09-11

Small-footprint microphone module with signal processing functionality

#116
20070258597
2007-11-08

Low Frequency Phase Matching for Microphones

#117
20070183610
2007-08-09

System and method for adaptive microphone matching in a hearing aid

#118
20070147632
2007-06-28

Recording device and adjustment method of recording device

#119
20070086602
2007-04-19

System and method for matching microphones

#120
20070076900
2007-04-05

Microphone calibration with an RGSC beamformer

#121
20070047742
2007-03-01

Method and system for enhancing regional sensitivity noise discrimination

#122
20070041602
2007-02-22

Hearing aid having switchable first and second order directional responses

#123
20070030990
2007-02-08

Hearing device and method for reducing feedback therein

#124
20070009121
2007-01-11

Method for processing the signals from two or more microphones in a listening device and listening device with plural microphones

#125
20060280318
2006-12-14

Microphone array having a second order directional pattern

#126
20060222184
2006-10-05

Multi-channel adaptive speech signal processing system with noise reduction

#127
20060032357
2006-02-16

Calibrating a first and a second microphone

#128
20060002570
2006-01-05

Noise canceling microphone

#129
20050276423
2005-12-15

Method and device for receiving and treating audiosignals in surroundings affected by noise

#130
20050249359
2005-11-10

Automatic microphone matching

#131
20050244018
2005-11-03

Method and device for matching the phases of microphone signals of a directional microphone of a hearing aid

#132
20050047610
2005-03-03

Voice matching system for audio transducers

#133
15294304
2017-11-07

Method and apparatus for output signal equalization between microphones

#134
15226443
2017-09-19

Audio source and audio sensor testing