speech coder

The CELP Coder usually uses a long-term predictor that the delay is the integer multiples of sampling interval to exploit the quasi-periodic structure of speech.

在CELP编码器中，通常用延迟为抽样间隔整数倍的长项预测器表征浊音语音的准周期性。

Digital Voice Systems Inc.'s AMBE 1000 vocoder chip is a high performance, full duplex, real time speech compression coder chip. It can be used in many fields such as satellite communication, security communication, video conferencing etc.

DVSI公司的AMBE1000声码器芯片是一款高性能的全双工、实时语音压缩编解码芯片，可以应用于卫星通信、保密通信、视频会议等领域。

A study on 6.3 kbit/ s CELP Speech Coder

6.3kbit/s CELP语音编码的研究

This speech coder achieves good quality of speech and the DRT score is 88.55.

该算法可以提供良好的合成语音质量,DRT测试结果达到88.55分.

Simulation of the multi-band mixed excitation linear predictive speech coder at 2.4 kbit/ s

2.4kbit/s多带混合激励线性预测语音编码器的模拟