(Universidad Icesi, 2008-07-23) Fajardo, Ricardo Andrés; Martínez, Francisco Orlando; Mesa Durango, Javier; Caicedo, Oscar Mauricio; Miramá, Víctor Fabián,
Wireless Communications, especially cellular systems have an important role in actual communication systems. Mobility is an intrinsic characteristic for people that motivate the creation of and commerce. This architecture pretends to adapt some existent technologies for electronic billing and payment to the Colombian context.
