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GSM数字移动通信系统语音信源编解码技术
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摘要:
依据GSM协议,介绍了GSM系统所采用的语音信源RPE-LTP(规则码激励长期预测)编码技术,详细阐述了相应的信源解码模型和解码算法,并在工程实现中对算法性能进行了大量的测试,验证了解码模型的可行性和算法的有效性。
关键词:  GSM 移动通信 语音编解码 信源编解码技术 RPE-LTP 算法性能
DOI:10.3969/j.issn.1001-893X.
基金项目:十五"国防预研项目(411010402)
Voice Information Source Coding and Decoding Technology of GSM system for Mobile Communication
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Abstract:
According to the voice information RPE-LTP source coding technology of the GSM system for Mobile Communication, this paper firstly expounds the decoding technology of it, then gives the related decoding model and algorithm of RPE-LTP in detail. Finally, this paper analyses the feasibility of decoding model and the validity of decoding algorithm on the basis of results validated by the project realization .
Key words:  GSM,Information source coding,Information source decoding,RPE-LTP,