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    • 2. 发明授权
    • Voice processing device and method, and program
    • 语音处理装置及方法及程序
    • US09159334B2
    • 2015-10-13
    • US13416117
    • 2012-03-09
    • Akihiro MukaiAkira Inoue
    • Akihiro MukaiAkira Inoue
    • G10L21/003G10L21/01
    • G10L21/01
    • A voice processing device includes a voice pitch converting unit that performs a voice pitch converting process with respect to an input voice signal and converts voice pitch of the input voice signal, an error detecting unit that detects an error between the number of samples of an output voice signal, which is expected, and the number of samples of the output voice signal, which is actually output, and a time length control unit that controls adjustment of the time length in such a manner that the time length of the output voice signal is corrected by the amount of the error.
    • 语音处理装置包括语音音调转换单元,其对输入的语音信号执行语音音调转换处理,并转换输入语音信号的语音音调;错误检测单元,其检测输出的样本数之间的误差 预期的语音信号和实际输出的输出语音信号的样本数;以及时间长度控制单元,其以这样的方式控制时间长度的调整,使得输出语音信号的时间长度为 由错误量修正。
    • 5. 发明授权
    • Acoustic signal processing apparatus and method, signal recording apparatus and method and program
    • 声信号处理装置及方法,信号记录装置及方法及程序
    • US07214868B2
    • 2007-05-08
    • US10730550
    • 2003-12-08
    • Mototsugu AbeAkihiro MukaiMasayuki Nishiguchi
    • Mototsugu AbeAkihiro MukaiMasayuki Nishiguchi
    • G10H1/00
    • G10L17/26G10H2210/031G10L19/00G11B27/102G11B27/28
    • A highlight portion is detected to a high accuracy from acoustic signals in say an event, and an index is added to the highlight portion. In an acoustic signal processing apparatus 10, a candidate domain extraction unit 13 retains a domain, a length of which with short-term amplitudes as calculated by an amplitude calculating unit 11 not being less than an amplitude threshold value is not less than a time threshold value, as a candidate domain. A feature extraction unit 14 extracts sound quality featuring quantities, relevant to the sound quality, from the acoustic signals, to quantify the sound quality peculiar to a climax. A candidate domain evaluating unit 15 calculates a score value, indicating the degree of the climax, using featuring quantities relevant to the amplitude or the sound quality for each candidate domain, in order to detect a true highlight domain, based on the so calculated score value. An index generating unit 16 generates and outputs an index including the start and end positions and the score values of the highlight domain.
    • 从声信号(例如事件)中检测到高精度的高亮部分,并且将索引添加到高亮部分。 在声信号处理装置10中,候选域提取部13保持由幅度计算部11计算出的短于幅度的长度不小于振幅阈值的域,其长度不小于时间阈值 价值,作为候选领域。 特征提取单元14从声学信号中提取与音质相关的特征量的音质,以量化高潮特有的声音质量。 候选域评估单元15基于所计算的得分值,计算使用与每个候选域的幅度或声音质量相关的特征量来表示高潮的得分值,以便检测真实亮点域 。 索引生成单元16生成并输出包括高亮域的开始和结束位置以及得分值的索引。