| 摘要 |
<P>PROBLEM TO BE SOLVED: To allow general persons to quickly and accurately acquire public information necessary for life of a limited area by an easy method. <P>SOLUTION: The public information necessary for the life of the limited area is collected in multi-stages, a server for overall control of the information is installed, whose information is accessed by a personal computer, mobile communication, TV or the like. As a means for the access, a two-dimensional bar code is used. <P>COPYRIGHT: (C)2007,JPO&INPIT |
