| 基于DSP的通用语音编译码器设计与实现 |
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| 引用本文： | 董少杰,聂伟,张永杰. 基于DSP的通用语音编译码器设计与实现[J]. 现代电子技术, 2011, 0(23): 77-80 |
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| 作者姓名： | 董少杰 聂伟 张永杰 |
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| 作者单位： | 北京化工大学计算机系统与通信实验中心; |
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| 基金项目： | 实验中心专项建设资金(B40828,BJDGDZ)资助 |
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| 摘 要： | 实现了一种基于DSP的通用语音编译码器实验平台。在该平台上通过软件重构可以实现常用语音信号的编译码。详细介绍了应用DSP实现通用语音编译码中的关键技术,包括硬件平台设计、软件结构和接口扩展等。由于硬件和软件采用模块和结构化设计,通过开放的模块接口和子程序使得该设计具有扩展和升级容易、学生参与度高等优点。最后通过实际测试验证了设计的正确性。
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| 关 键 词： | 语音信号处理 DSP 编码器 解码器 实验系统 |
Design and Implementation of Universal Speech CODEC Based on DSP Platform |
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| DONG Shao-jie,NIE Wei,ZHANG Yong-jie. Design and Implementation of Universal Speech CODEC Based on DSP Platform[J]. Modern Electronic Technique, 2011, 0(23): 77-80 |
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| Authors: | DONG Shao-jie NIE Wei ZHANG Yong-jie |
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| Affiliation: | DONG Shao-jie,NIE Wei,ZHANG Yong-jie(Computer System and Communication Laboratory,Beijing University of Chemical Technology,Beijing 100029,China) |
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| Abstract: | A kind of universal speech encoding and decoding platform on DSP is implemented,which can complete the encoding and decoding common speech signals by using the software refactoring technology.The key techniques of implementing the general speech encoding and decoding are introduced such as hardware platform design,software structure and interface expansion.Because of that hardware and software used modularization and structuralization design,this design has advantages of easy expansion and upgrade,and stude... |
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| Keywords: | speech signal processing DSP encoder decoder experimental system |
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