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function sbiterrs(h_fig, len_rate, len_u); 
%SBITERRS reset the data 
 
%       Wes Wang 
%       Copyright (c) 1996 by The MathWorks, Inc. 
 
handles = get(h_fig, 'UserData'); 
 
if len_rate < 2 
    h_sym_bit = handles(2 : len_u*2); 
else 
    h_sym_bit = handles(2 : len_u*4-1); 
end; 
for i = 1 : length(h_sym_bit) 
    set(h_sym_bit(i), 'UserData', 0, 'String', '0'); 
end;