%***************************begin?of?file**********************************
%???Module:?????calc_err.m
%???Build?By:???zhangyx
%???Date:???????2010-7-9
%???Note:???????This?file?is?to?calculate?the?error_rate
%**************************************************************************
function?error_rate?=?calc_err（MENJJ_typeJ_tone）
if?nargin?????error（‘Error?Input‘）;
elseif?nargin?????J_type?=?1;
????J_tone?=?0.1;
elseif?nargin?==?3
????J_tone?=?0.1;
end

slen?=?length（ENJ）;
error_rate?=?zeros（1slen）;
for?ii?=?1:slen
????if?J_type?==?1
????????for?jj?=?2:M
????????????error_rate（ii）?=?error_rate（ii）?+?1/2/（M-1）*（-1）^jj...
?????????????????????????????*factorial（M）/factorial（jj）/factorial（M-jj）...
?????????????????????????????*exp（-log2（M）*ENJ（ii）*（1-1/jj））;
????????end
????else
????????for?jj?=?2:M
????????????error_rate（ii）?=?error_rate（ii）?+?J_tone/2/（M-1）*（-1）^jj...
?????????????????????????????*factorial（M）/factorial（jj）/factorial（M-jj）...
?????????????????????????????*exp（-J_tone*log2（M）*ENJ（ii）*（1-1/jj））;
????????end
????end
end
%***********************end?of?file****************************************

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????61033??2014-06-19?21:17??FH_MFSK\11.jpg

?????文件??????31943??2014-06-19?22:06??FH_MFSK\4.jpg

?????文件???????1173??2010-07-18?04:08??FH_MFSK\calc_err.m

?????文件???????1901??2014-06-20?09:15??FH_MFSK\Error_plot.m

?????文件???????6184??2014-06-19?21:59??FH_MFSK\FH_MFSK_Main.m

?????文件???????1643??2010-07-16?04:32??FH_MFSK\MyFHFSKMod.m

?????文件???????1260??2010-07-16?05:09??FH_MFSK\MyFSKDeMod.m

?????文件?????241664??2010-07-18?04:13??FH_MFSK\result\2FSK寬帶.bmp

?????文件?????241664??2010-07-18?04:14??FH_MFSK\result\2FSK部分頻帶.bmp

?????文件?????241664??2010-07-18?04:13??FH_MFSK\result\4FSK寬帶.bmp

?????文件?????241664??2010-07-18?04:14??FH_MFSK\result\4FSK部分頻帶.bmp

?????目錄??????????0??2014-09-29?15:31??FH_MFSK\result

?????目錄??????????0??2014-09-29?15:31??FH_MFSK

-----------?---------??----------?-----??----

??????????????1071793????????????????????13