sonant

A single threshold wavelet transform can 't extract the pitch period at the beginning and the ending of sonant .

固定门限的小波变换基音检测算法，在浊音信号起始段和结束段的模极大值不能有效提取。

The major solved problem is to accurately phonetic pitch frequency detection , especially the frequency of the continuous Chinese three-syllabic sonant words .

基音提取是声调识别准确率提高的关键因素之一，准确的提取基音频率，尤其是较准确的提取三字词音节浊音段的频率是所要解决的问题。

It is difficult to synthesize the sonant in the speech synthesis especially in the synthesizing diphthong in speech synthesis .

语音合成中以浊音合成为难点，尤其是在做多元音合成时尤为突出。

Mixed excitation model can extract the pitch better and describe the pitch wave better , so it has the capability of describing the excitation of sonant .

研究发现由于混合激励模型能够很好地提取浊音的基音周期，并能良好的描述语音的基音周期波形，所以它具备很好的描述浊音激励的能力；

Experimental results show that the satisfactory effects for pitch track smooth and surd / sonant decision with this method are gotten and the robust pitch determination is realized .

实验表明NCCFPDA算法在基音轨迹的平滑和清/浊判别方面都具有令人满意的效果，能实现基音周期的鲁棒性检测。

Prevent the possibility of getting the times periods of cycle . ( 2 ) Has done the detailed research to phonetic synthesis in the sonant and accomplished the whole word synthesis .

同时也防止取到倍周期的可能。（2）对汉语语音的浊音合成做了详细的研究。完成完整语音的合成。

The results show that the new method performance is better than the conventional autocorrelation algorithm and cepstrum method , especially in the part that the surd and the sonant are not evident .

实验结果表明，该方法可以得到比传统自相关法和倒谱法更好的结果，尤其是清浊音特征不明显的音段，基音检测的性能更好。

Has introduced the connect of surd and sonant detailedly . ( 3 ) With the algorithm in this paper , we have accomplished speech name database of intelligence telephone-based military recruiting system .

采用本文算法，建立了军队智能电话招生信息系统的语音姓名库。

According to difference of speech waveform between transition segment and non-transition segment , dividing between sonant is researched using waveform cross correlation . A method of syllable segmentation is presented based on waveform cross-correlation .

为解决浊音之间的分割问题，本文根据语音中过渡段与非过渡段语音波形的差异，利用波形互相关性进行了研究，提出了基于波形互相关性的音节分割方法，并进行了实例分析。

Making use of the LPC technique , built up a linear prognosticate model in the meantime , examine keynote period of sonant , realized a Chinese language speech synthesis on the base of LPC technology finally .

同时作者利用LPC技术建立了一个线性预测模型，对浊音检测其基音周期，最后实现了基于线性预测（LPC）的汉语语音合成。