The mainly work is described as follows:1, A joint source-channel coding and modulation scheme is presented.

主要获得以下几方面的成果：1、提出了一种信源-信道联合编码调制的方案。

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This thesis puts importance on designing joint source-channel coding scheme based on layered coding and unequal error protected.

重点研究了基于不等差错保护思想的信源与信道联合编码的设计。

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Joint source coding and channel coding is a developing field, many problem in this field need to be resolved, especially about mobile communication.

信源信道联合编码技术是方兴未艾的一个研究领域，拓展到移动通信上，联合编码技术还有很多问题值得研究。

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