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%%?????????????????????????????????????????????????????????%%
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%%?*?Smart?Antennas?for?Wireless?Applications?w/?Matlab?*??%%
%%?******************************************************??%%
%%?????????????????????????????????????????????????????????%%
%%?Chapter?7:?Ex?7.6???????????????????????????????????????%%
%%?????????????????????????????????????????????????????????%%
%%?Author:?Frank?Gross?????????????????????????????????????%%
%%?McGraw-Hill?2005???????????????????????????????????????%%
%%?Date:??1/26/2004????????????????????????????????????????%%
%%?????????????????????????????????????????????????????????%%
%%?This?code?creates?Figure?7.3?plot?of?a?Capon?（ML）??????%%
%%?????Pseudospectrum?for?theta1=?-5?&?theta2?=?5??????????%%?
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%%-------------------?Define?Variables:--------------------%%
%?M?-?#?of?elements?in?array????????????????????????????????%
%?sig2?-?noise?variance?????????????????????????????????????%
%?th1?th2?-?angles?of?arrival??????????????????????????????%
%?a1?a2?a?-?array?steering?vectors???????