| 摘要 |
PROBLEM TO BE SOLVED: To surely complete update of software in absolute minimum time without sending a user to a shop. SOLUTION: A reception means 12 receives software improved to control the operation of a terminal 1 from a communication service provider providing the terminal 1 with communication service. The software received in a storage area 173 is stored. Software already used before the reception in a storage area 172 is stored. In a storage area 171, a control program to control software stored in the storage area 173 and the storage area 172 is stored. In the storage area 171, a reference determined in advance is stored. A decision means 14 decides whether or not the received software satisfies the reference. Setting means 14 and 15 set the software stored in the storage area 173 to be used when the received software is decided to satisfy the reference in this test. COPYRIGHT: (C)2003,JPO
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