function h = dvbbase(R)
%DVBBASE  Construct a DVB-S.2 LDPC base object.
%
%  Inputs:
%    R - Code rate

%   Copyright 1996-2005 The MathWorks, Inc.
%   $Revision: 1.1.6.1 $  $Date: 2005/12/12 23:12:32 $

error(nargchk(1, 1, nargin));
h = fec.dvbbase;
h.CodeRate = R;