MEDLL1.0
所属分类:matlab编程
开发工具:matlab
文件大小:15KB
下载次数:63
上传日期:2016-10-19 14:38:06
上 传 者:
acerfire0
说明: MEDLL算法多径参数估计,2012b上可以运行,添加了高斯白噪声;
应用于多径检测和抗多径;
函数的输入是相关峰采样;
(MEDLL Multipath parameter estimation algorithm can be run on the 2012b, add Gaussian white noise used in multipath detection and anti-multipath input function is the correlation peak sampling )
文件列表:
MEDLL1.0 (0, 2016-10-19)
MEDLL1.0\AWGN.m (7323, 2016-10-17)
MEDLL1.0\MEDLL_Discriminate.m (1010, 2014-08-10)
MEDLL1.0\MEDLL_Fourpathloop.m (2919, 2014-03-21)
MEDLL1.0\MEDLL_LOSpeakdect.m (403, 2014-08-10)
MEDLL1.0\MEDLL_Phase_estimation.m (860, 2014-03-21)
MEDLL1.0\MEDLL_R_Reference.mat (1870, 2014-08-10)
MEDLL1.0\MEDLL_R_shift.m (372, 2016-10-17)
MEDLL1.0\MEDLL_Rebuild.m (684, 2014-03-21)
MEDLL1.0\MEDLL_Reference_correlation_function.m (1765, 2014-08-10)
MEDLL1.0\MEDLL_Threepathloop.m (2419, 2016-10-17)
MEDLL1.0\MEDLL_Twopathloop.m (1904, 2014-03-21)
MEDLL1.0\MEDLL_main.m (5408, 2016-10-18)
MEDLL1.0\wgn.m (7177, 2016-10-17)
算法直接运行medll_main
1、没有awgn和wgn函数,网上找到两个函数添加;
2、主函数main_test;
3、相位偏移,实际添加的多径为3.14/6=0.523
测试出的结果为0.55749
误差为0.03
要求为一度的话是3.14/180=0.017;
4、码偏移,添加0.1875
估计0.2
差了0.02个码片;
5、幅度,添加的是-5db(与直达波比值)
测出的是-0.518db
相差0.18;
这个算法也罩上了相关峰的采样点数大于等于32个点,需要多于32个相关器;
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