| 摘要 |
PROBLEM TO BE SOLVED: To purchase only required charged data even when a subscriber of pay broadcast reception does not regularly or irregularly change a portable storage device. SOLUTION: This reception terminal equipment 101 is provided with a portable storage device operation means 104 for reading and writing information for identifying the software to an external portable storage device 102, a software storage means 105 for storing the software, a software management means 106 for managing the information for identifying the name of the stored software or the like and a stored software collation means 107 for collating the information for identifying the software managed by the software management means 106 and the information for identifying the software stored in the portable type storage device 102. When collation matches by the stored software collation means, the subscriber is recognized and the use of the software is made possible. |
