The CELP algorithm includes many important module such as LP (Linear Predictive) analysis, adaptive codebook, random codebook and gain quantization of code etc.
CELP算法中重要的模块有线性预测(LP)分析，自适应码本，随机码本，码本增益量化的等。
This paper analyzes the limitation of fixed gain quantization in G. 728 speech coding algorithm and proposes an adaptive quantization scheme with exact gain.
本文分析了G . 728语音编码算法增益固定量化的缺陷，设计了精确表示增益的自适应量化方案。
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