Nothing Special   »   [go: up one dir, main page]

Trong, 2021 - Google Patents

An Improved Implementation of GSC Filter

Trong, 2021

Document ID
8804657135606834498
Author
Trong Q
Publication year
Publication venue
2021 IEEE Conference of Russian Young Researchers in Electrical and Electronic Engineering (ElConRus)

External Links

Snippet

Algorithms, which are used in the microphone array, are currently widely popular, especially the GSC algorithm. Compared with the single-channel algorithm model, GSC uses information of direction of arrival (DOA) of the original speech signal to increase the …
Continue reading at ieeexplore.ieee.org (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
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming
    • 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
    • G10L21/0232—Processing in the frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Interconnection arrangements not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for suppressing echoes or otherwise conditioning for one or other direction of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for suppressing echoes or otherwise conditioning for one or other direction of traffic using echo cancellers

Similar Documents

Publication Publication Date Title
US9224393B2 (en) Noise estimation for use with noise reduction and echo cancellation in personal communication
Braun et al. Dereverberation in noisy environments using reference signals and a maximum likelihood estimator
Thiergart et al. An informed LCMV filter based on multiple instantaneous direction-of-arrival estimates
US10283139B2 (en) Reverberation suppression using multiple beamformers
Priyanka A review on adaptive beamforming techniques for speech enhancement
Thiergart et al. An informed MMSE filter based on multiple instantaneous direction-of-arrival estimates
Trong An Improved Implementation of GSC Filter
Yoon et al. Robust adaptive beamforming algorithm using instantaneous direction of arrival with enhanced noise suppression capability
Habets et al. Joint dereverberation and noise reduction using a two-stage beamforming approach
Yamamoto et al. Spherical microphone array post-filtering for reverberation suppression using isotropic beamformings
Kowalczyk et al. On the extraction of early reflection signals for automatic speech recognition
Chodingala et al. Robustness of DAS Beamformer Over MVDR for Replay Attack Detection On Voice Assistants
The et al. An Improved Implementation of Generalized Sidelobe Canceller Filter in Diffuse Noise Field
Trong An Additive Equalizer for GSC Beamformer
Braun et al. Directional interference suppression using a spatial relative transfer function feature
The An Improved MVDR Filter for Extracting Desired Speech Source
The et al. Spectral Mask-Based Technique for Improving Generalized Sidelobe Canceller Beamformer's Evaluation
Hu et al. A robust adaptive speech enhancement system for vehicular applications
Kowalczyk Multichannel Wiener filter with early reflection raking for automatic speech recognition in presence of reverberation
Lin et al. An adaptive low-complexity coherence-based beamformer
The A Perspective Spectral Mask for GSC Beamformer in Annoying Environment
Hossein et al. Performance analysis of acoustic microphone array beamformer in the presence of interfering signal
Wang et al. A Novel Speech Enhancement System Based on the Coherence-Based Algorithm and the Differential Beamforming
The et al. A Method for Reducing Speech Distortion in Minimum Variance Distortionless Response Beamformer
The et al. A Speech Enhancement in Diffuse Noise Field using Minimum Variance Distortionless Response Filter