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基于ADSP2181实现G.729协议徐佩霞孙功宪戴旭初(中国科学技术大学电子工程与信息科学系合肥230027)1前言随着电信业务的发展,人们对话音编码的要求越来越高。不仅要求低延时、低码速率,而且要求有很高的话音质量。为此,国际电信联盟电信标准化组...
Based on ADSP2181 implementation. 729 Agreement Xu Peixia Sun Gongxian Dai Xuchu (Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei 230027) 1 Introduction With the development of telecom services, people are demanding more and more speech coding. Not only requires low latency, low code rate, but also requires high voice quality. To this end, the International Telecommunication Union Telecommunication Standardization Group ...