Method and module for expanding the function of a chip card, and card having such a module

摘要

External function range increasing module (17) is connected between mobile phone (11) and SIM card (13). Module contains mediation unit (19) and smart card chip (21) to receive third party application of service provider. Mediation unit coordinates communication and supply between mobile phone, SIM card and chip (21). If phone receives code e.g. in SMS message format, address to third party application, mediation unit directs it to application chip (21).