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ADAPTIVE ESTIMATION METHOD AND DEVICE FOR POST-REVERBERATION POWER SPECTRUM IN REVERBERATION SPEECH SIGNAL

机译:重演语音信号中重演后功率谱的自适应估计方法和装置

摘要

An adaptive estimation method and device for a post-reverberation power spectrum in a reverberation speech signal. The adaptive estimation method for a post-reverberation power spectrum in a reverberated speech signal comprises: obtaining an estimation for a subband adaptive power spectrum of a reverberation speech signal picked up by a microphone (51); acquiring a delayed linear prediction (DLP) coefficient vector for estimating a post-reverberation subband adaptive power spectrum in the reverberation speech signal (52); and according to the subband adaptive power spectrum estimation of the reverberation speech signal and the DLP coefficient vector, obtaining a post-reverberation subband adaptive power spectrum estimation (53).
机译:用于混响语音信号中的混响后功率谱的自适应估计方法和装置。混响语音信号中的混响后功率谱的自适应估计方法包括:获得麦克风所拾取的混响语音信号的子带自适应功率谱的估计;(51);获取用于估计混响语音信号中的混响后子带自适应功率谱的延迟线性预测(DLP)系数矢量(52);根据混响语音信号的子带自适应功率谱估计和DLP系数矢量,得到混响后子带自适应功率谱估计(53)。

著录项

  • 公开/公告号WO2020078210A1

    专利类型

  • 公开/公告日2020-04-23

    原文格式PDF

  • 申请/专利权人 CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY;

    申请/专利号WO2019CN109285

  • 发明设计人 LIANG MIN;

    申请日2019-09-30

  • 分类号G10L19/04;G10L21/0216;

  • 国家 WO

  • 入库时间 2022-08-21 11:11:48

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