Iontophoretic patches for the delivery of anti-migraine compounds and methods of using the patches are described. A second sub-plate has a flow channel which is open to the cathode side of the adjacent MEA. Information from the surrounding environment of the user can be obtained during learning of idiosyncrasies or collection of data. 2 diesel or petroleum diesel fuel, harmful exhaust emissions are minimized. By providing the set list to the base station controller and the servicing base station, the mobile terminal identifies the sole servicing base station or triggers a soft handoff mode when multiple base stations appear on the active set list. A steady-state-response-output sample of the N-tap filter is determined from a N2th sample of the set of filtered samples.