| 摘要 |
The present invention relates to a transmission apparatus and method, a reception apparatus and method, and a transmission and reception system by which content which meets the needs at the time can be acquired. A server 11 generates a script PDI-S for obtaining a user side PDI-A representative of an answer of a user of a client 12 to a question about the tastes of the.user, and transmits the PDI-S and a provider side PDI-A representative of an answer set by a provider providing content to the question about the tastes of the user to the client 12. The client 12 executes the PDI-S for obtaining the user side PDI-A transmitted from the server 11, and carries out matching between the user side PDI-A and the provider side PDI-A transmitted from the server 11 to determine acquisition of content distributed from the server. The present invention can be applied to a broadcasting system which broadcasts a digital television program. |
