function??[deltaalpha_out]=angle_delta（array_prelamdaratio）
%%計算3dB帶寬，按照相控陣模式角度值，輸出單位為：弧度==>角度
%%并且生成左右波束
%?N=array_pre（1）;%Num_subarray
Ly=array_pre（2）;%子陣內按水平方向排列的陣元
Lz=array_pre（3）;%子陣內按垂直方向排列的陣元
dy=array_pre（4）;
dz=array_pre（5）;
theta=array_pre（6）;
fai=array_pre（7）;
Numy=array_pre（8）;
Numz=array_pre（9）;
state_cs=1;
if?state_cs==0
????alphay=acosd（cosd（fai）*sind（theta））;%角度值
????alphaz=acosd（sind（fai））;
????
????%?if?alphay==90%不可測水平角度
????%?????deltay=0;
????%?else
????%?????deltay=abs（0.886*lamda/（Ly*dy*Numy*cosd（alphay）））;%弧度值
????deltay=abs（0.886*lamda/（Ly*dy*Numy））;%弧度值
????%?end
????%?if?alphaz==90%不可測垂直角度
????%?????deltaz=0;
????%?else
????%?????deltaz=abs（0.886*lamda/（Lz*dz*Numz*cosd（alphaz）））;%弧度值
????deltaz=abs（0.886*lamda/（Lz*dz*Numz））;%弧度值
????

?屬性????????????大小?????日期????時間???名稱
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?????文件???????2196??2014-05-15?16:11??23\angle_delta.m

?????文件???????3591??2014-05-19?21:37??23\angle_k.m

?????文件???????1322??2014-04-21?17:13??23\angle_k2.m

?????文件??????16896??2014-05-26?19:42??23\data_Position_RMSE_5261942.xls

?????文件??????16896??2014-05-26?19:45??23\data_Position_RMSE_5261945.xls

?????文件??????16896??2014-05-26?19:48??23\data_Position_RMSE_5261946.xls

?????文件?????108544??2014-05-26?19:53??23\data_Position_RMSE_5261953.xls

?????文件??????79872??1990-05-29?08:14??23\data_Position_RMSE_526202.xls

?????文件??????57856??2014-05-29?16:46??23\data_Position_RMSE_5291628.xls

?????文件??????57856??2014-05-29?16:23??23\data_Position_RMSE_529165.xls

?????文件??????62976??2014-07-03?14:55??23\data_Position_RMSE_731017.xls

?????文件??????62976??2014-07-04?06:10??23\data_Position_RMSE_731714.xls

?????文件??????62976??2014-07-06?06:41??23\data_Position_RMSE_741136.xls

?????文件??????62976??2014-07-04?09:09??23\data_Position_RMSE_74842.xls

?????文件??????17920??2014-05-16?08:33??23\data_SNR_RMSE.xls

?????文件??????17920??2014-05-19?14:50??23\data_SNR_RMSE_0519.xls

?????文件??????17920??2014-05-20?10:33??23\data_SNR_RMSE_0520.xls

?????文件??????17920??2014-05-21?14:07??23\data_SNR_RMSE_0520_a.xls

?????文件??????17920??2014-05-22?04:44??23\data_SNR_RMSE_0520_b.xls

?????文件??????17920??2014-05-22?21:23??23\data_SNR_RMSE_52216.xls

?????文件??????17920??2014-05-26?16:37??23\data_SNR_RMSE_52616.xls

?????文件??????17920??2014-05-26?16:46??23\data_SNR_RMSE_5261643.xls

?????文件??????17920??2014-05-26?16:52??23\data_SNR_RMSE_5261649.xls

?????文件??????17920??2014-05-26?16:55??23\data_SNR_RMSE_5261652.xls

?????文件??????17920??2014-05-26?16:59??23\data_SNR_RMSE_5261655.xls

?????文件??????17920??2014-05-26?17:02??23\data_SNR_RMSE_5261659.xls

?????文件??????17920??2014-05-26?17:16??23\data_SNR_RMSE_5261713.xls

?????文件??????17920??2014-05-26?17:19??23\data_SNR_RMSE_5261716.xls

?????文件??????17920??2014-05-26?17:23??23\data_SNR_RMSE_5261719.xls

?????文件??????17920??2014-05-26?17:06??23\data_SNR_RMSE_526172.xls

............此處省略68個文件信息