| 摘要 |
The system for obtain and/or use of goods and/or services in controlled way typically comprises a plurality of electronic user apparatus (AU), at least one group of electronic service apparatuses (AS), a management computer (EG), at least one electronic control apparatus (AC), and frequently a group of control computers (EC); the electronic user apparatus (AU) stores credits (CC) already purchased, for goods and/or services and the relevant usage (CU), as and when these are obtained and/or used. For the purposes of this invention, the electronic user apparatus (AU) comprises a first memory means configured to store at least a series of credit codes corresponding to credits for obtaining and/or using of goods and/or services, and a corresponding series of usage codes corresponding to the usage of said credits, second memory means that store a program adapted to manage said credit codes and said usage codes, a processor connected to said first and second memory means adapted to execute said program, a data communication device for proximity communications, in particular NFC type, connected to said first and second memory means and to said processor, said program comprising code that when executed by said processor generates a usage code and stores it in said first memory means in view of the data reading via said data communication device from a service apparatus (AS). |
