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Joint channel estimation and symbol detection for space-time block code
引用本文:单淑伟,罗汉文,宋文涛. Joint channel estimation and symbol detection for space-time block code[J]. 系统工程与电子技术(英文版), 2004, 15(3)
作者姓名:单淑伟  罗汉文  宋文涛
基金项目:This project was supported by the National Natural Science Foundation of China (60272079).
摘    要:The simplified joint channel estimation and symbol detection based on the EM (expectation-maximization) algorithm for space-time block code (STBC) are proposed. By assuming channel to be invariant within only one STBC word and utilizing the orthogonal structure of STBC, the computational complexity and cost of this algorithm are both very low, so it is very suitable to implementation in real systems.


Joint channel estimation and symbol detection for space-time block code
Abstract:The simplified joint channel estimation and symbol detection based on the EM (expectation-maximization) algorithm for space-time block code (STBC) are proposed. By assuming channel to be invariant within only one STBC word and utilizing the orthogonal structure of STBC, the computational complexity and cost of this algorithm are both very low, so it is very suitable to implementation in real systems.
Keywords:space-time block code   expectation-maximization algorithm   channel estimation   symbol detection.
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