| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a USB (Universal Serial Bus) storage device in which personal information is utilized by both a specific user and even a third person while being protected, so that its versality is increased and its operability is improved. <P>SOLUTION: In this USB storage device 1 having a memory, the memory is divided into a free region which is freely available by a third person and a confidential region which is available only by a person who is authenticated by an individual identification function installed in the USB storage device. <P>COPYRIGHT: (C)2007,JPO&INPIT |
