197249 ⎘
Details of active noise control [ANC] covered by but not provided for in any of its subgroups; Means; Computational Filtering, e.g. Kalman filters or special analogue or digital filters
Noise reduction apparatus
#302Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation
#303SNORING ACTIVE NOISE-CANCELLATION, MASKING, AND SUPPRESSION
#304Active noise cancellation system for headphone
#305Sound processing device, sound processing method, and computer program
#306Headphone with noise cancellation of acoustic noise from tactile vibration driver
#307Real-time acoustic processor
#308Systems, apparatuses and methods for adaptive noise reduction
#309Active noise cancellation (ANC) system with selectable sample rates
#310Active noise cancellation for defined spaces
#311System and method for estimating a gas concentration
#312Active noise reducing device, mobile device, and active noise reducing method
#313Noise-canceling headphones including multiple vibration members and related methods
#314DIGITAL ELECTROACOUSTIC TRANSDUCER APPARATUS
#315Digital electroacoustic transducer apparatus
#316SDR-based adaptive noise cancellation (ANC) system
#317Adaptive nullforming for selective audio pick-up
#318Robust short-time fourier transform acoustic echo cancellation during audio playback
#319Appartus and method for noise cancellation
#320Digital microphone noise attenuation
#321SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD AND COMPUTER PROGRAM
#322Adaptive suppression for removing nuisance audio
#323Systems, devices and methods for executing a digital audiogram
#324Active vibration and noise control device and active vibration and noise control circuit
#325NOISE CANCELLATION SYSTEM
#326Tone and howl suppression in an ANC system
#327Active noise cancellation system
#328Active noise control apparatus
#329Selective audio isolation from body generated sound system and method
#330Impulse-aware sound processing
#331Multi-microphone feedforward active noise cancellation
#332Automated room audio equipment monitoring system
#333Headphone, reproduction control method, and program
#334Acoustic and RF cancellation systems and methods
#335Ambient noise sense auto-correction audio system
#336Spectral optimization of audio masking waveforms
#337ACTIVE NOISE CANCELATION WITH CONTROLLABLE LEVELS
#338Noise cancellation for aerial vehicle
#339REALISATION OF CONTROLLER TRANSFER FUNCTION FOR ACTIVE NOISE CANCELLATION
#340Active noise control apparatus, active noise control method and program
#341Active sound desensitization to tonal noise in a vehicle
#342Active noise control device and error path characteristic model correction method
#343Pressure adaptive active noise cancelling headphone system and method
#344SDR-based adaptive noise cancellation (ANC) system
#345Frequency-domain adaptive noise cancellation system
#346Noise and vibration sensing
#347Information processing device
#348Automatic gain control in an active noise reduction (ANR) signal flow path
#349Parallel compensation in active noise reduction devices
#350Dynamic compensation in active noise reduction devices
#351Road and engine noise control
#352Two channel headset-based own voice enhancement
#353Real-time acoustic processor
#354Noise cancellation system with lower rate emulation
#355Active noise control using variable step-size adaptation
#356Adaptive reverberation cancellation system
#357Noise cancellation using segmented, frequency-dependent phase cancellation
#358Driving information recording device, driving information playback device, controlling device, driving information recording method, and driving information recording program
#359Controlling ambient sound volume
#360Audio processing device and audio processing method
#361Active noise reduction earphones
#362ADAPTATIONS FOR ACTIVE NOISE CANCELLATION INSIDE A VEHICLE
#363Methods and systems for end-user tuning of an active noise cancelling audio device
#364Acoustic processor having low latency
#365EARPHONE DEVICE HAVING NOISE CANCELLATION FUNCTION AND NOISE CANCELLATION METHOD
#366Method and system for active noise reduction
#367Active noise cancelation with controllable levels
#368Signal processing device, signal processing method, program, and rangehood apparatus
#369Selective audio isolation from body generated sound system and method
#370ACTIVE NOISE CANCELLATION FOR DEFINED SPACES
#371Noise reduction device and noise reduction system
#372Noise cancellation for aerial vehicle
#373Electronic device including haptic actuator driven based upon audio noise and motion and related methods
#374Noise cancellation system
#375Apparatuses and systems for acoustic channel auto-balancing during multi-channel signal extraction
#376Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
#377Low-Power-Consumption Active Noise-Reduction In-Ear Music Earphone and Method for Noise Reduction
#378Estimating secondary path magnitude in active noise control
#379In-the-ear automatic-noise-reduction devices, assemblies, components, and methods
#380Microphone noise suppression for computing device
#381Mitigation of unstable conditions in an active noise control system
#382Spectral optimization of audio masking waveforms
#383Active noise reduction
#384Method and system for selecting sensor locations on a vehicle for active road noise control
#385Snoring active noise-cancellation, masking, and suppression
#386Area-sound reproduction system and area-sound reproduction method
#387Hybrid active noise control
#388Signal processing device and signal processing method
#389Active noise control device
#390Adaptive modeling of secondary path in an active noise control system
#391ACTIVELY CONTROLLED QUIET HEADSPACE
#392Signal processing device, program, range hood device, and selection method for frequency bins in signal processing device
#393Systems and methods for adaptive active noise cancellation for multiple-driver personal audio device
#394Waste air exhausting device having functionality to abate noise and modulate noise frequency
#395Explosive sound pressure level active noise cancellation utilizing completely wireless earpieces system and method
#396Systems and methods for controlling adaptive noise control gain
#397ACTIVE NOISE CONTROL AND CUSTOMIZED AUDIO SYSTEM
#398Signal processing device, program, and range hood device
#399Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation
#400Noise cancellation system with lower rate emulation
#401NOISE CANCELLATION SYSTEM WITH LOWER RATE EMULATION
#402NOISE CANCELLATION SYSTEM WITH LOWER RATE EMULATION
#403Annoyance noise suppression
#404Sound reproduction with active noise control in a helmet
#405Active noise-control system with source-separated reference signal
#406Active noise control by adaptive noise filtering
#407ANC convergence factor estimation as a function of frequency
#408Active noise reduction
#409Double-talk detection for acoustic echo cancellation
#410Annoyance noise suppression
#411Control circuit for active noise control and method for active noise control
#412Feedback howl management in adaptive noise cancellation system
#413Active noise cancellation device
#414Engine noise control
#415ACTIVE NOISE CANCELATION WITH CONTROLLABLE LEVELS
#416Systems and methods for distributed adaptive noise cancellation
#417Electronic device, method of cancelling acoustic echo thereof, and non-transitory computer readable medium
#418Estimating secondary path magnitude in active noise control
#419Area-sound reproduction system and area-sound reproduction method
#420Active noise reduction system for creating a quiet zone
#421Feedback adaptive noise cancellation (ANC) controller and method having a feedback response partially provided by a fixed-response filter
#422Acoustic processor having low latency
#423Active noise cancellation apparatus and method for improving voice recognition performance
#424Self-tuning transfer function for adaptive filtering
#425Signal processing device, program, and range hood system
#426HYBRID FINITE IMPULSE RESPONSE FILTER
#427Low-Power-Consumption Active Noise-Reduction In-Ear Music Headphones and Method for Noise Reduction
#428Providing ambient naturalness in ANR headphones
#429Active noise reduction in headphones
#430Low-latency multi-driver adaptive noise canceling (ANC) system for a personal audio device
#431Active noise control system
#432Noise reduction system
#433Active noise reduction system, and vehicular active noise reduction system
#434Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation
#435Method for suppressing interference noise in an acoustic system and acoustic system
#436Methods, systems, and devices for adaptively filtering audio signals
#437Multi-rate system for audio processing
#438Adaptive noise canceling architecture for a personal audio device
#439Adaptive filtering for wired speaker amplifiers
#440Active reduction of harmonic noise from multiple noise sources
#441Providing ambient naturalness in ANR headphones
#442Foreground Signal Suppression Apparatuses, Methods, and Systems
#443Downlink tone detection and adaptation of a secondary path response model in an adaptive noise canceling system
#444Apparatuses and methods for multi-channel signal compression during desired voice activity detection
#445System and method for wind detection and suppression
#446Active noise cancelling device and method of actively cancelling acoustic noise
#447Electronic apparatus and control method thereof and audio output system
#448Subband algorithm with threshold for robust broadband active noise control system
#449Methods and apparatus for reducing ambient noise based on annoyance perception and modeling for hearing-impaired listeners
#450VOICE ACTIVITY DETECTOR (VAD)-BASED MULTIPLE-MICROPHONE ACOUSTIC NOISE SUPPRESSION
#451Filter circuit for noise cancellation, noise reduction signal production method and noise canceling system
#452Noise cancellation
#453Active vibration/noise control apparatus
#454Systems and methods for selectively enabling and disabling adaptation of an adaptive noise cancellation system
#455Anti-noise headset device and sound processing method thereof
#456Frequency-shaped noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices
#457Source audio acoustic leakage detection and management in an adaptive noise canceling system
#458Active vibration noise control apparatus
#459Active noise reduction
#460Noise cancellation system
#461Directional sound masking
#462Instability detection and correction in sinusoidal active noise reduction systems
#463Active noise-reduction apparatus and method
#464Noise cancellation system with lower rate emulation
#465Apparatus and method for acquiring configuration data
#466Instability detection and correction in sinusoidal active noise reduction system
#467Active reduction of harmonic noise from multiple noise sources
#468Adaptive audio equalization for personal listening devices
#469Providing ambient naturalness in ANR headphones
#470Systems and methods for adaptive noise cancellation including dynamic bias of coefficients of an adaptive noise cancellation system
#471Adaptive vibration damping mechanism to eliminate acoustic noise in electronic systems
#472Motor vehicle adaptive feed-forward noise reduction
#473Active reduction of harmonic noise from multiple rotating devices
#474Noise-cancellation system and method for noise cancellation
#475Ambient noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices
#476Adaptive-noise canceling (ANC) effectiveness estimation and correction in a personal audio device
#477Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation
#478Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
#479Active vibration noise control apparatus
#480Providing ambient naturalness in ANR headphones
#481Method and apparatus for a configurable active noise canceller
#482Noise cancellation
#483Prevention of ANC instability in the presence of low frequency noise
#484Active noise reduction
#485Frequency and direction-dependent ambient sound handling in personal audio devices having adaptive noise cancellation (ANC)
#486Active vibration noise control device, active vibration noise control method and active vibration noise control program
#487Pre-shaping series filter for active noise cancellation adaptive filter
#488Active noise cancellation system
#489Tunable active noise control
#490Active noise reduction
#491Instability detection and avoidance in a feedback system
#492Digital noise-cancellation
#493Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
#494Filter architecture for an adaptive noise canceler in a personal audio device
#495Adaptive noise canceling architecture for a personal audio device
#496Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
#497Sound outputting device
#498Active noise reduction adaptive filter adaptation rate adjusting
#499NOISE-REDUCTION DEVICE
#500ANC for BT headphones
#501ADAPTIVE NOISE CANCELLATION
#502ADAPTIVE NOISE CANCELLATION
#503Voice activity detector (VAD)—based multiple-microphone acoustic noise suppression
#504Audio noise cancelling
#505ACTIVE NOISE CONTROL APPARATUS
#506Realisation of controller transfer function for active noise cancellation
#507Active Noise Control in Mobile Devices
#508Active vibratory noise control apparatus
#509Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation
#510Noise cancellation system with lower rate emulation
#511NOISE CANCELLATION SYSTEM WITH SIGNAL-TO-NOISE RATIO DEPENDENT GAIN
#512Digital high frequency phase compensation
#513Dynamically configurable ANR filter block topology
#514Dynamically configurable ANR signal processing topology
#515Apparatus, method and computer program
#516System for active noise control with an infinite impulse response filter
#517Noise reduction apparatus
#518Quiet zone control system
#519ACTIVE NOISE CONTROLLER
#520Active noise reduction adaptive filter adaptation rate adjusting
#521Active noise reduction adaptive filter leakage adjusting
#522AMBIENT NOISE REDUCTION SYSTEM
#523NOISE-CANCELING SYSTEM
#524Noise control device
#525Adaptive noise control system
#526Active noise reduction system and active noise reduction method
#527Signal processing device and signal processing method
#528Active noise reduction adaptive filter leakage adjusting
#529ACTIVE NOISE CONTROLLER
#530Vehicular active vibratory noise control apparatus
#531ANC NOTCH FILTER ADAPTATION SYSTEM AND METHOD FOR HANDLING ROAD NOISE PEAK SHIFTS IN A MOTOR VEHICLE
#532ACTIVE NOISE REDUCING DEVICE
#533Active noise control apparatus
#534Active-noise-reduction headsets with front-cavity venting
#535Filter circuit for noise cancellation, noise reduction signal production method and noise canceling system
#536Active noise control method and apparatus including feedforward and feedback controllers
#537Active noise-reduction control apparatus and method
#538[FEEDBACK ACTIVE NOISE CONTROLLING CIRCUIT AND HEADPHONE]
#539Manifold learning for sound field estimation
#540Ultrasound mitigation in wearable devices
#541Multimodal active noise cancellation
#542Feedforward and feedback headphone acoustic noise cancellation
#543Tools and methods for designing feedforward filters for use in active noise cancelling systems
#544Deep adaptive acoustic echo cancellation
#545Direction-dependent single-source forward cancellation
#546System and method for intelligent adjustment for filter(s) for road noise cancellation
#547Method and system for detecting and mitigating audio howl in headsets
#548Audio apparatus and audio method thereof
#549Audio playback device and method having noise-cancelling mechanism
#550Selective active noise cancellation
#551Systems and methods for estimating noise
#552Frequency domain coefficient-based dynamic adaptation control of adaptive filter
#553Real-time detection of conditions in acoustic devices
#554Systems and methods for acoustic control of a vehicle's interior
#555Active noise reduction (ANR) system with multiple feedforward microphones and multiple controllers
#556Reducing audibility of sensor noise floor in a road noise cancellation system
#557System and method for active sound compensation
#558Systems and methods for reducing acoustic artifacts in an adaptive feedforward control system
#559Dual-driver loudspeaker with active noise cancellation
#560In-ear emitter configuration for audio delivery
#561Adaptive beamforming using Kepstrum-based filters
#562Noise suppression
#563Wind noise reduction with beamforming
#564Active noise cancellation system utilizing a diagonalization filter matrix
#565Method and apparatus for continuously optimized road noise cancellation
#566Acoustic noise reduction audio system having tap control
#567Isolated active cooling system for noise management
#568Active noise cancellation for bone conduction speaker of a head-mounted wearable device
#569Method, system for self-tuning active noise cancellation and headset apparatus
#570Filter circuit for noise cancellation earphones
#571In-ear active noise reduction earphone
#572Detecting device proximities
#573Adaptive modeling of secondary path in an active noise control system
#574Multichannel acoustic echo cancellation
#575Hybrid reference signal for acoustic echo cancellation
#576Systems, apparatuses and methods for adaptive noise reduction