混响室的空间相关特性测量 |
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引用本文: | 王玥,逯贵祯,林金才.混响室的空间相关特性测量[J].安全与电磁兼容,2009(5):47-50. |
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作者姓名: | 王玥 逯贵祯 林金才 |
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作者单位: | 中国传媒大学;中国传媒大学;中国传媒大学 |
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摘 要: | 主要研究混响室内场分布的统计模型,对空间相关函数SCF进行了测量研究,并将测量结果与理论模型进行对比分析,得出一个低频限制的临界频率点。研究结果是在一定频率范围内观察得到的,即从不理想、欠模状态到理想、过模状态的操作。从这些实验结果中可以得到混响室操作的低频限制标准。
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关 键 词: | 混响室 空间相关函数 低频限制标准 |
Measurement of Spatial Correlation Characteristics in Reverberation Chamber |
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Abstract: | A set of measurements for statistical model (Spatial Correlation Function,SCF) that describe a component of the power den-sity inside a microwave reverberation chamber are presented. This type of measurements is analyzed with respect to the corresponding ideal theoretical model. The functions are observed over a frequency range that allows for the conditions in the (experimental and simulated) chamber to vary from non-ideal, multi-mode operation to ideal, over-mode operation in the high frequency limit. A criterion for the low-frequency limit of chamber operation is proposed from these observations. |
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Keywords: | reverberation chamber SCF low-frequency limit |
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