| 摘要 |
<p>In a 'Pay per view' system (5), a playback device (1,2,3) of a user of the 'Pay per view' system (5) obtains a playback authorization by an authorizing device (4) from a recording carrier (13,14) before playback of a coded playback information item (CWI) of a chargeable film. For granting the playback authorization, the authorizing device (4) bills a playback charge to the user. Inter alia, recorder identification information items (RKWI) identifying recording devices (1,2) that have contributed to creating the copy of the recording carrier (13,14) played back by the playback device (1,2,3) are stored on the recording carrier (13,14). In the course of granting the playback authorization, bonus information evaluating means (21,22) store the recorder identification information items (RKWI) transferred by playback devices (1,2,3) to the bonus information evaluating means (21,22). At billing instants, the bonus information evaluating means (21,22) transfer a bonus information item (BI) for the users of the recording devices (1,2) identified by the recorder identification information items (RKWI) and grant these users benefits.</p> |
