| 发明名称 |
NONCONTACT IC TAG |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To bring a noncontact IC tag into a temporarily unreadable and unwritable state. <P>SOLUTION: The IC tag is structured to have an antenna 2 for generating a current resulting from receiving external electromagnetic waves; an IC chip 3 for operating by receiving the current from the antenna 2; and a switch 41 for connecting to the IC chip 3 and switching ON/OFF of an operation of the IC chip 3. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
| 申请公布号 |
JP2005173744(A) |
申请公布日期 |
2005.06.30 |
| 申请号 |
JP20030409719 |
申请日期 |
2003.12.09 |
| 申请人 |
NIPPON TELEGR & TELEPH CORP <NTT> |
发明人 |
MUKOYAMA AKIO;ENDO MAKOTO;KONDO YOSHIJI;YAGI TETSUSHI |
| 分类号 |
B42D15/10;G06K19/07;G06K19/073 |
主分类号 |
B42D15/10 |
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