ClassID:

197272

G10K2210/3051 - CPC Classification

Classification description:

Details of active noise control [ANC] covered by but not provided for in any of its subgroups; Means; Computational Sampling, e.g. variable rate, synchronous, decimated or interpolated

Recent Application in this class:
#1
20260128031
2026-05-07

METHODS AND SYSTEMS FOR AUDIO PROCESSING

#2
20260094598
2026-04-02

Power-Adaptive Active Noise Reduction (ANR) Headset

#3
20250308505
2025-10-02

Remote ANC System and Operation Method Thereof

#4
20250191566
2025-06-12

METHOD AND APPARATUS FOR ROAD NOISE CANCELLATION

#5
20250182733
2025-06-05

PLATFORM SELF-NOISE SILENCER WITH ADVANCED FAN NOISE MITIGATION

#6
20250014560
2025-01-09

INTERFERENCE SOUND SUPPRESSING DEVICE, INTERFERENCE SOUND SUPPRESSING METHOD, AND NON-TRANSITORY COMPUTER READABLE RECORDING MEDIUM STORING INTERFERENCE SOUND SUPPRESSING PROGRAM

#7
20240312448
2024-09-19

Power-Adaptive Active Noise Reduction (ANR) Headset

#8
20220383847
2022-12-01

Fan control system and method for noise cancellation

#9
20210210065
2021-07-08

Apparatus and methods for an acoustic noise cancellation audio headset

#10
20200084541
2020-03-12

Acoustic processor having low latency

#11
20190357697
2019-11-28

Adaptive sensory outputs synchronized to input tempos for soothing effects

#12
20190251947
2019-08-15

Digital circuit arrangements for ambient noise-reduction

#13
20190237058
2019-08-01

Active noise cancellation (ANC) system with selectable sample rates

#14
20180247634
2018-08-30

Noise cancellation system with lower rate emulation

#15
20180218724
2018-08-02

METHOD AND SYSTEM TO MONITOR AND ADJUST PLURALITY OF SOUND WAVES

#16
20180167728
2018-06-14

Acoustic processor having low latency

#17
20180075836
2018-03-15

Dynamically increased noise suppression based on input noise characteristics

#18
20180020282
2018-01-18

Earphone noise reduction method and apparatus

#19
20170213539
2017-07-27

Noise cancellation system with lower rate emulation

#20
20170213538
2017-07-27

NOISE CANCELLATION SYSTEM WITH LOWER RATE EMULATION

#21
20170213537
2017-07-27

NOISE CANCELLATION SYSTEM WITH LOWER RATE EMULATION

#22
20170140747
2017-05-18

Music compensation for active noise control systems

#23
20170103746
2017-04-13

Digital circuit arrangements for ambient noise-reduction

#24
20170034619
2017-02-02

Acoustic processor having low latency

#25
20160365084
2016-12-15

HYBRID FINITE IMPULSE RESPONSE FILTER

#26
20160240183
2016-08-18

Multi-rate system for audio processing

#27
20160232887
2016-08-11

Adaptive noise canceling architecture for a personal audio device

#28
20160171966
2016-06-16

Active noise cancelling device and method of actively cancelling acoustic noise

#29
20160171965
2016-06-16

Vibration source estimation device, vibration source estimation method, and vibration source estimation program

#30
20160125866
2016-05-05

Variable rate adaptive active noise cancellation

#31
20160035341
2016-02-04

System and method of microphone placement for noise attenuation

#32
20150215702
2015-07-30

Signal processing device and signal processing method

#33
20150163592
2015-06-11

Systems and methods for bandlimiting anti-noise in personal audio devices having adaptive noise cancellation

#34
20150078569
2015-03-19

Noise cancellation system with lower rate emulation

#35
20140112492
2014-04-24

Digital circuit arrangements for ambient noise-reduction

#36
20130022213
2013-01-24

Digital noise-cancellation

#37
20120308025
2012-12-06

Adaptive noise canceling architecture for a personal audio device

#38
20120308022
2012-12-06

Signal processing device and signal processing method

#39
20120170765
2012-07-05

Digital circuit arrangements for ambient noise-reduction

#40
20120140942
2012-06-07

Reduced delay digital active noise cancellation

#41
20110116654
2011-05-19

Delay techniques in active noise cancellation circuits or other circuits that perform filtering of decimated coefficients

#42
20100310086
2010-12-09

Noise cancellation system with lower rate emulation

#43
20100272283
2010-10-28

Digital high frequency phase compensation

#44
20100208911
2010-08-19

Noise reduction apparatus

#45
20100111318
2010-05-06

ACTIVE NOISE CONTROLLER

#46
20090046867
2009-02-19

Digital circuit arrangements for ambient noise-reduction

#47
20080240455
2008-10-02

Active noise control apparatus

#48
20080212791
2008-09-04

Signal processing apparatus and signal processing method

#49
20060120537
2006-06-08

Noise suppressing multi-microphone headset

#50
20060069556
2006-03-30

Method and system for active noise cancellation

#51
17376959
2023-09-26

Digital signal processing system

#52
16059293
2019-04-09

Audio noise reduction using synchronized recordings

#53
13794979
2016-06-14

Internal dynamic range control in an adaptive noise cancellation (ANC) system