| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an individual authentication system allowing further improvement of a security level, and difficult to break through security until a living person oneself directly performs operation. <P>SOLUTION: Four kinds of contact type biological characteristic information detection parts 342, 343, a face photographing camera 341, a bone conduction sound detection part 340 and an air conduction sound detection part 304 are set as a mother group of an authenticating characteristic information acquisition part, and at least two kinds are selected from them and are provided in a cellphone 1. Acquisition of authenticating characteristic information by at least two designated authenticating characteristic information acquisition parts is simultaneously executed in a telephone use grasp holding state. When the acquisition of the authenticating characteristic information is not simultaneously performed, acceptance authentication (e.g. authentication that one is a regular user) of an authentication processing target person is not performed. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
