BILLING METHOD FOR THE USE OF DIGITAL DATA AND CORRESPONDING COMPONENTS

摘要

The invention relates to a method, wherein digital useful data is stored in a useful data storage unit (14). The use of useful data is highlighted with the aid of a billing date (AW). Said billing date (AW) is stored in a storage unit (20) that is protected against unauthorized access. A billing procedure is carried out involving the use of a data transmission network (12) depending on the value of the billing date (AW).