FH-OFDMA通信系统简介
首发时间:2009-12-23
摘要:FH-OFDMA 通信系统是在OFDMA系统的基础上引入了跳频技术,从而提高系统的性能。在FH-OFDMA系统中,根据预先确定的跳频序列,系统给各个用户分配子载波。使用合适的跳频序列能使小区间的干扰随机化。本文介绍了FH-OFDMA系统结构,其次着重介绍了几种跳频图样的构建方法及跳频策略,最后给出了FH-OFDMA系统的性能分析。
关键词: 跳频 正交频分复用 跳频序列 拉丁方 科斯塔斯阵列 m序列
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Introduction of Frequency-Hopped OFDMA system
Abstract:FH-OFDMA system is the OFDMA system which base on the frequency-hopping technology. In FH-OFDMA system, based on pre-determined frequency hopping sequence, the system assigned to each user sub-carriers. This paper introduces the FH-OFDMA system, several frequency-hopping method and the performance analysis of FH-OFDMA system.
Keywords: Frequency-hopping OFDM frequency hopping sequence Latin squares Costas array m-sequence
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No.3795850669312615****
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