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    • 1. 发明申请
    • METHOD AND SYSTEM BASED ON VOICE COMMUNICATION FOR ELIMINATING INTERFERENCE NOISE
    • 基于语音通信的消除干扰噪声的方法和系统
    • WO2012053809A3
    • 2012-07-26
    • PCT/KR2011007762
    • 2011-10-18
    • SK TELECOM CO LTDTRANSONO INCPARK SEONG SOOJEONG SEONG ILHA DONG GYUNGSONG JAE HOON
    • PARK SEONG SOOJEONG SEONG ILHA DONG GYUNGSONG JAE HOON
    • G10L21/02G10L21/0208
    • G10L21/0208
    • The present invention discloses a method and a system based on voice communication for eliminating interference noise. The present invention comprises: a spectral subtraction device for performing spectral subtraction on voice signals based on a gain function; and a noise elimination device for clustering on a spectrogram the voice signals, on which spectral subtraction is performed, into continuous signals in a frequency domain and designating at least one cluster, and for identifying the contiguity of the frequency domain and the time domain of each of the designated clusters to extract musical noise, thereby providing a natural listening effect by effectively extracting musical noise residue from a noise domain, and guaranteeing reliability of voice intelligibility by preventing the occurrence of voice distortion in the voice domain. Also, voice diffusion can be effectively reduced by extracting musical noise from the voice domain.
    • 本发明公开了一种基于语音通信的消除干扰噪声的方法和系统。 本发明包括:频谱减法装置,用于基于增益函数对语音信号进行频谱减法; 以及噪声消除装置,用于在频谱图上对在频域上执行频谱减法的语音信号聚类成频域中的连续信号并指定至少一个簇,并且用于识别频域和每个频域的时域的邻接性 以提取音乐噪声,从而通过有效地从噪声域提取音乐噪声残留来提供自然的收听效果,并且通过防止语音域中的语音失真的发生来保证语音清晰度的可靠性。 此外,通过从语音域提取音乐噪声,可以有效地减少语音扩散。