| 摘要 |
Improvements in and relating to the distribution of content A content distribution system is described in which indicia 51 defining a level of copyright control are encapsulated together with content 31 to which it relates in a datagram 33 for a delivery over a network 1. Depending on the level of copyright control defined by the indicia 51, a terminal 3 receiving the content 31 is restricted in the operations it can carry out on the content including saving 55, reading 53 and forwarding 57 the content. |
