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    • 92. 发明申请
    • METHOD OF PROCESSING VOICE SIGNALS
    • 处理语音信号的方法
    • US20080177539A1
    • 2008-07-24
    • US11856057
    • 2007-09-16
    • Tai-Huei HuangPo-Kai Huang
    • Tai-Huei HuangPo-Kai Huang
    • G10L17/00
    • G10L21/038G10L2021/065H04R25/353H04R25/505H04R2225/43
    • A method of processing voice signals suitable for enhancing the speech discrimination ability of a hearing impaired person is disclosed. First, a voice signal is received, and the received voice signal is divided into a plurality of voice frames. A frequency spectrum analysis is conducted on one of the voice frames to estimate the effective bandwidth of the voice frame. Next, a frequency transposition process is performed on the voice signal so as to suit the auditory sensation bandwidth of a hearing impaired person. In addition, an energy compensation process is performed on the voice frame after performing the frequency transposition process so as to compensate the reduced energy brought by the frequency transposition process.
    • 公开了一种处理适合于增强听觉受损人士的语音识别能力的语音信号的方法。 首先,接收语音信号,将接收到的语音信号分割为多个语音帧。 在一个语音帧上进行频谱分析,以估计语音帧的有效带宽。 接下来,对语音信号执行频率转置处理,以适应听力受损者的听觉感受带宽。 此外,在执行频率转置处理之后,对语音帧执行能量补偿处理,以补偿由频率转置处理带来的减少的能量。