| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide the structure of a wireless tag suitable for deciding authenticity of an object or component, and to provide an information processor for reading an ROM wireless tag, which can accurately decide the authenticity of the object or component by using the wireless tag. <P>SOLUTION: In a wireless tag for holding tag information in an ROM being an unreloadable memory, and for responding to the tag information with a radio wave at the time of receiving a radio wave from a reader, a service identifier indicating a common purpose of use for setting the same value in a plurality of wireless tags and service data for setting different values in those respective wireless tags are provided as tag information. Then, the data structure of the wireless tags having the unreloadable memory is divided into the service identifier common to certain merchandise and continuous data for managing the respective merchandise so that the authenticity of the merchandise can be confirmed only by confirming the service identifier. <P>COPYRIGHT: (C)2003,JPO |
