ClassID:

232200

H04R2430/00 - CPC Classification

Classification description:

Signal processing covered by , not provided for in its groups

Sub-classes:
Recent Application in this class:
#1
20260040019
2026-02-05

AUTOMOTIVE AUDIO SYSTEM TRANSDUCER

#2
20260011223
2026-01-08

LOCALIZED PROJECTION OF AUDIBLE NOISES IN MEDICAL SETTINGS

#3
20250386137
2025-12-18

MICROPHONE CONTROL METHOD AND ELECTRONIC DEVICE

#4
20250133354
2025-04-24

CONFIGURABLE MICROPHONE USING INTERNAL CLOCK CHANGING

#5
20240406624
2024-12-05

LOUDSPEAKER EXCURSION PREDICTION SYSTEM

#6
20240381035
2024-11-14

VIBRATION APPARATUS AND APPARATUS AND VEHICULAR APPARATUS COMPRISING THE SAME

#7
20240348978
2024-10-17

HEADSET FOR PRIVATE CONVERSATIONS

#8
20240147175
2024-05-02

Automotive Audio System Transducer

#9
20240135788
2024-04-25

LOCALIZED PROJECTION OF AUDIBLE NOISES IN MEDICAL SETTINGS

#10
20240119957
2024-04-11

ACOUSTIC SPEAKER COVER MATERIAL DETECTION SYSTEMS AND METHODS

#11
20240098401
2024-03-21

SUSPENDED AUDIO DEVICE WITH BASS BOOST PERFORMANCE

#12
20240073603
2024-02-29

WIRELESS AUTOMOBILE AUDIO SYSTEM

#13
20230292057
2023-09-14

ADAPTIVE DIGITAL NON-LINEARITY COMPENSATION ON A SILICON MICROPHONE

#14
20230262374
2023-08-17

SOUND PICKUP DEVICE

#15
20230209278
2023-06-29

Laser microphone and terminal

#16
20230171539
2023-06-01

Audio output device, method for eliminating sound leakage, and storage medium

#17
20230054992
2023-02-23

Localized projection of audible noises in medical settings

#18
20230032746
2023-02-02

Headset with voice scrambling for private conversations

#19
20230007404
2023-01-05

Vibration apparatus and apparatus and vehicular apparatus comprising the same

#20
20220159396
2022-05-19

Automotive audio system and method with tri-polar loudspeaker configuration and floating waveguide equipped transducers in an automotive headrest

#21
20210385583
2021-12-09

Transducer, method of manufacturing transducer, and transducing device

#22
20210235200
2021-07-29

Configurable microphone using internal clock changing

#23
20210204062
2021-07-01

Gaming headset with voice scrambling for private in-game conversations

#24
20210076132
2021-03-11

Method and system for optimizing the low-frequency sound rendition of an audio signal

#25
20200228894
2020-07-16

Hearing aid system

#26
20200051541
2020-02-13

Masking open space noise using sound and corresponding visual

#27
20190304448
2019-10-03

AUDIO PLAYBACK DEVICE AND VOICE CONTROL METHOD THEREOF

#28
20190230430
2019-07-25

Loudspeaker and method for improving directivity, head-mounted device and method

#29
20190116424
2019-04-18

Gaming headset with voice scrambling for private in-game conversations

#30
20190090062
2019-03-21

Loudspeaker having open type inductive coil

#31
20180294787
2018-10-11

Audio output circuit and audio device

#32
20180144735
2018-05-24

Masking open space noise using sound and corresponding visual

#33
20180007469
2018-01-04

Gaming headset with voice scrambling for private in-game conversations

#34
20170291541
2017-10-12

Modifying an audio panorama to indicate the presence of danger or other events of interest

#35
20170163434
2017-06-08

Conferencing system with spatial rendering of audio data

#36
20170099539
2017-04-06

Headphones with thermal control

#37
20160351181
2016-12-01

Masking open space noise using sound and corresponding visual

#38
20160330547
2016-11-10

Loud-speaking, loud-speaker and interactive device

#39
20160234587
2016-08-11

ULTRASONIC FILTER FOR MICROPHONE

#40
20160192101
2016-06-30

Method and device for analyzing and processing abnormal load on premises broadcasting device

#41
20160127829
2016-05-05

Self-voice occlusion mitigation in headsets

#42
20160080865
2016-03-17

Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement

#43
20160080862
2016-03-17

Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement

#44
20160066089
2016-03-03

SYSTEM AND METHOD FOR ADAPTIVE INTELLIGENT NOISE SUPPRESSION

#45
20150373455
2015-12-24

PRESENTING AND CREATING AUDIOLINKS

#46
20150350794
2015-12-03

Automatic real-time hearing aid fitting based on auditory evoked potentials evoked by natural sound signals

#47
20150350776
2015-12-03

Sound augmentation system transfer function calibration

#48
20150326972
2015-11-12

Coinciding low and high frequency localization panning

#49
20150312663
2015-10-29

SOURCE SEPARATION USING A CIRCULAR MODEL

#50
20150286460
2015-10-08

APPARATUS AND METHODS FOR GRACEFULLY MANAGING AUDIO DISCONTINUITY

#51
20150271601
2015-09-24

UNIQUE INAUDIBLE SOUND SIGNATURES

#52
20150271600
2015-09-24

Electronic device and audio-data transmission method

#53
20150264456
2015-09-17

Power management system and method thereof

#54
20150257662
2015-09-17

Physiological function detecting earphone and detecting method thereof

#55
20150237441
2015-08-20

Acoustic processing device

#56
20150222991
2015-08-06

Audio output balancing during synchronized playback

#57
20150215716
2015-07-30

Audio based system and method for in-vehicle context classification

#58
20150215703
2015-07-30

Software for manipulating equalization curves

#59
20150208173
2015-07-23

Tone generation

#60
20150208165
2015-07-23

Microphone Apparatus and Method To Provide Extremely High Acoustic Overload Points

#61
20150201275
2015-07-16

Sound accessory device and operating method thereof

#62
20150195641
2015-07-09

System and method for user controllable auditory environment customization

#63
20150189456
2015-07-02

METHOD AND APPARATUS FOR SPECTRUM SENSING OF WIRELESS MICROPHONE SIGNALS

#64
20150189445
2015-07-02

Wide dynamic range microphone

#65
20150189436
2015-07-02

Method, apparatus, computer program code and storage medium for processing audio signals

#66
20150189427
2015-07-02

DEVICE AND METHOD FOR GENERATING DRIVING SIGNAL OF LOUDSPEAKER

#67
20150189423
2015-07-02

Audio signal output device and method of processing an audio signal

#68
20150189410
2015-07-02

User interface apparatus using speaker and method thereof

#69
20150181359
2015-06-25

Multichannel sound source identification and location

#70
20150181332
2015-06-25

Masking open space noise using sound and corresponding visual

#71
20150172812
2015-06-18

Apparatus and method for sound stage enhancement

#72
20150163596
2015-06-11

Audio processing adjustments for playback devices based on determined characteristics of audio content

#73
20150156588
2015-06-04

Audio output device specific audio processing

#74
20150146874
2015-05-28

SIGNAL PROCESSING FOR AUDIO SCENE RENDERING

#75
20150139468
2015-05-21

METHOD FOR OPERATING A HEARING DEVICE AS WELL AS A HEARING DEVICE

#76
20150139443
2015-05-21

Audio signal processing device and audio signal processing method

#77
20150139433
2015-05-21

Sound capture apparatus, control method therefor, and computer-readable storage medium

#78
20150131827
2015-05-14

Electronic device having hearing aid compatibility

#79
20150117651
2015-04-30

Audio output apparatus and method for audio correction

#80
20150112671
2015-04-23

Headset interview mode

#81
20150110286
2015-04-23

DIRECTIONALLY CONTROLLABLE PARAMETRIC EMITTER

#82
20150110285
2015-04-23

Modifying an audio panorama to indicate the presence of danger or other events of interest

#83
20150092950
2015-04-02

Matching reverberation in teleconferencing environments

#84
20150055796
2015-02-26

Acoustic source separation

#85
20150010170
2015-01-08

MULTI-RATE FILTER SYSTEM

#86
20140363004
2014-12-11

Headset apparatus registering movement in the housing

#87
20140358567
2014-12-04

Spatial audio rendering and encoding

#88
20140341392
2014-11-20

Augmentation of a beamforming microphone array with non-beamforming microphones

#89
20140334641
2014-11-13

Spectral shaping for audio mixing

#90
20140093096
2014-04-03

Crossover frequency adjustments for audio speakers

#91
20130145611
2013-06-13

Method for manufacturing an ultrasound imaging transducer assembly

#92
20120321100
2012-12-20

Wide dynamic range microphone

#93
20120263322
2012-10-18

Spectral shaping for audio mixing

#94
20120179462
2012-07-12

System and method for adaptive intelligent noise suppression

#95
20110088248
2011-04-21

Method for manufacturing an ultrasound imaging transducer assembly

#96
20100327698
2010-12-30

Diagnostic ultrasound transducer

#97
20090316916
2009-12-24

Wide dynamic range microphone

#98
20090034370
2009-02-05

Diagnostic ultrasound transducer

#99
20090012783
2009-01-08

System and method for adaptive intelligent noise suppression

#100
16059293
2019-04-09

Audio noise reduction using synchronized recordings

#101
14727504
2017-08-15

Feedback based beamformed signal selection

#102
14465764
2016-06-07

Distance-based audio processing for parametric speaker system

#103
14445461
2016-07-12

Gaming headset with voice scrambling for private in-game conversations