| 摘要 |
PROBLEM TO BE SOLVED: To provide a contents download system ready or a portable terminal player. SOLUTION: This contents download system 40 is constructed of a contents provider 30, which is provided with a contents server 1 and a user information database 5 carrying download information 3 and right information 4 of a user so as to carry out download according to a check-in/check-out rule of an SDMI via a communication network 6, and a user's portable terminal player 20 provided with a storage medium reproducing function of reproducing contents Cz downloaded to a storage medium 11 and a check-in function of returning a right M of reproduction to the contents provider 30. The contents provider 30 controls the number of check-out of the contents Cz to the user in download to the portable terminal player 20, and when the user checks in for the downloaded contents Cz, the portable terminal player 20 deletes a coding key for contents reproduction and registration of a file name. It this way, management of the contents download is carried out. |
