function D = iorep(D,s)
% Replicates model along I/O dimensions.

%   Copyright 1986-2010 The MathWorks, Inc.
D.num = repmat(D.num,s);
D.den = repmat(D.den,s);
D.Delay.Input = repmat(D.Delay.Input,[s(2) 1]);
D.Delay.Output = repmat(D.Delay.Output,[s(1) 1]);
D.Delay.IO = repmat(D.Delay.IO,s);
