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本文研究了语音压缩编码中基音预测器的两种情形,即开环和闭环结构。提出了一些简化基音预测器求解方法,比较了几种条件下的基音预测器性能。给出了计算机仿真结果。
This paper studies two cases of pitch predictor in speech compression coding, namely, open-loop and closed-loop structures. Some simplified methods of pitch predictor are proposed, and the performances of pitch predictor under several conditions are compared. Computer simulation results are given.