| 摘要 |
<P>PROBLEM TO BE SOLVED: To use a small-capacity external memory to store a plurality of update software. Ž<P>SOLUTION: An information processor 20 has an external memory 11 which stores a basic program common code Pc1, a fixed common code Dt1, a differential code Dd1, and a differential code Dd2 constituting software of a mobile phone terminal 10 and a software load program Pg1 for downloading software for reading the basic program common code Pc1 from the external memory 11 into the mobile phone terminal 10. The mobile phone terminal 10 has the external memory 11 which stores the basic program common code Pc1, the fixed common code Dt1, the differential code Dd1, and the differential code Dd2 constituting software for the mobile phone terminal 10 and a software download program Sd1 for downloading software for reading the basic program common code Pc1 from the external memory 11 into the mobile phone terminal 10. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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