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Help me fix my BCH code in Matlab

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sukooooooon

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Hi alll,

I am new to the group and after seeing this group i think some one will help me.

I am BCH code user

i am using matlab

msg =gf(round(rand(1,k)));
code = bchenc(msg,n,k);

it goes well

afterwards I want to change "code" to plus/minus one by

code = code*2-1;

it does not work ???

I want to add complex gaussian noise to it

receieved _signal = code +noise;

doest not work ??????

please suuuggest somthing ...
 

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