[go: up one dir, main page]

Kuo et al., 2008 - Google Patents

Frequency-domain delayless active sound quality control algorithm

Kuo et al., 2008

Document ID
9661812867622171711
Author
Kuo S
Yenduri R
Gupta A
Publication year
Publication venue
Journal of Sound and Vibration

External Links

Snippet

This paper presents several broadband active sound quality control algorithms based on delayless frequency-domain techniques and subband adaptive filters. This efficient algorithm provides faster convergence and reduced computational complexity as compared …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or damping of, acoustic waves, e.g. sound
    • G10K11/175—Methods or devices for protecting against, or damping of, acoustic waves, e.g. sound using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or damping of, acoustic waves, e.g. sound using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1784—Methods or devices for protecting against, or damping of, acoustic waves, e.g. sound using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase using multiple inputs; single output
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signal, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signal, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signal, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3055—Transfer function of the acoustic system
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/105—Appliances, e.g. washing machines or dishwashers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/128—Vehicles
    • G10K2210/1282—Automobiles

Similar Documents

Publication Publication Date Title
Kuo et al. Frequency-domain delayless active sound quality control algorithm
Zhang et al. A normalized frequency-domain block filtered-x LMS algorithm for active vehicle interior noise control
RU2696677C2 (en) Inertia-free algorithm with division into subbands and variable bandwidth for broadband active noise suppression system
AU2013241928B2 (en) Apparatus and method for improving the perceived quality of sound reproduction by combining active noise cancellation and perceptual noise compensation
CN102811037B (en) Efficient sub-band adaptive finite impulse response filter
EP2884488B1 (en) Active noise control system
US10121464B2 (en) Subband algorithm with threshold for robust broadband active noise control system
EP0724415A4 (en) Single and multiple channel block adaptive methods and apparatus for active sound and vibration control
US20130259253A1 (en) Controllers for active noise control systems
CN105022316A (en) Multi-band signal processor for digital audio signals
US11250832B2 (en) Feedforward active noise control
Durak et al. Adaptive fractional Fourier domain filtering
Maurya Cascade–cascade least mean square (LMS) adaptive noise cancellation
WO2022234822A1 (en) Signal processing device, signal processing method, and program
CN102447445B (en) A kind of method of audio frequency parameter equilibrium and audio frequency parameter equalizer
Padhi et al. Cascading time-frequency domain filtered-x LMS algorithm for active control of uncorrelated disturbances
Pauline et al. Variable-stage cascaded adaptive filter technique for signal de-noising application
Vary An adaptive filter-bank equalizer for speech enhancement
JP7348812B2 (en) Noise suppression device, noise suppression method, and voice input device
Kar et al. Adaptive tap-length based sub-band mean M-estimate filtering for active noise cancellation
Lian et al. An online decoupling-whitening frequency domain filtered-error least mean square algorithm for active road noise control
Xu et al. A study of the virtual microphone algorithm for ANC system working in audio interference environment
Kuo Adaptive active noise control systems: algorithms and digital signal processing (DSP) implementations
Löllmann et al. Generalized filter-bank equalizer for noise reduction with reduced signal delay.
JP5013580B2 (en) Adaptive filter device, echo canceller, and filter coefficient updating method