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中国超宽带频率自适应检测避让技术研究

Keywords: 超宽带,频率自适应检测避让,直接序列扩频-载波调制,组合高斯高阶导脉冲,干扰抑制

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Abstract:

针对中国超宽带的4.2~4.8GHz频段干扰抑制问题,采用组合高斯高阶导脉冲作为超宽带(UWB)原始脉冲,设计了直接序列扩频-载波调制算法,提出一种UWB频率自适应检测避让实现方案.仿真结果表明,该方案满足中国UWB频率规划,保证了稳定的UWB正常发射功率,具有较高的传输效率,能够有效解决4.2~4.8GHz频段检测避让(DAA)的问题.

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