> > the max_angle i find is 1 every time..but when i check im8 value, got other value max than 1..so how i need to do the find the peak value? > > The correlation you should get from doing the Re(IFFT ....) is a one dimensional graph, whereas the max(max... you are applying is for a 2 dimensional matrix. > > Try to plot what you have called im8 and see if you end up with a graph showing a peak. > > When I try to access your image I get a message indicating it has been deleted or removed. > > Sorry about your dead line, but it is Sunday here, and it is only just luck I caught this mail, as I have family responsibilities to deal with on a weekend. > > Good Luck & Regards
> > Dave Robinson Bro Dave, this is the code i do until currently...the max value i find is very large...i no sure i got do what wrong o not...but pls teach me how to find the correct angle..