例句與造句

1. firstly, it introduces the development of speech coding, along with the significance of the low bit rate speech coding . it also compares the model of traditional dualistic excitation lpc vocoder and the multi-band excitation vocoder, and lucubrates the analytical method of frequency domain and time domain in the parameter extraction of multi-band excitation vocoding . secondly, based on the parameter extraction operation of keynote cycle, it adopts time domain in rough estimate operation of keynote and frequency domain in fine estimate operation of keynote, in according to the immediacy required in practice, to minish operation amount
   本文闡述了一種基于fpga的多帶激勵語音編碼器的研究與設計,首先介紹語音編碼研究的發(fā)展狀況以及低速率語音編碼研究的意義,接著對比分析了傳統(tǒng)二元激勵lpc聲碼器模型和多帶激勵編碼器模型,并深入研究了多帶激勵語音編碼參數(shù)提取的頻域和時域分析法,然后根據(jù)實際應用的實時性要求,為了減小運算量,在基音周期參數(shù)的提取的算法實現(xiàn)上,本文采用在時域進行基音粗估運算,在頻域進行基音精細估計運算。
2. It's difficult to find vocoding in a sentence. 用vocoding造句挺難的