| 摘要 |
A portable electronic device comprising a service provision unit capable of providing a service to a user, a communication unit capable of receiving authorisation data from an authorisation device and a validation unit capable of analysing the received authorisation data to determine whether it meets a validation requirement and being arranged to inhibit provision of the service by the service provision unit if the authorisation data does not meet the validation requirement, the communication unit being arranged to receive authorisation data from the authorisation device and the validation unit being arranged to analyse the received authorisation data whenever the communication unit and the authorisation device are capable of communicating with each other.
|
