| 发明名称 |
Method of reading pattern and optical signal reader |
| 摘要 |
<p>Disclosed is a method of reading a pattern comprising steps of heating or irradiating with infrared light a substrate (1) on which a transparent pattern (2) is formed, the pattern (2) containing a material capable of absorbing infrared light of specific wavelength such as polyacrylonitrile, and detecting infrared light which is radiated or reflected from the pattern (2). <IMAGE></p> |
| 申请公布号 |
EP0789316(A2) |
申请公布日期 |
1997.08.13 |
| 申请号 |
EP19970300809 |
申请日期 |
1997.02.07 |
| 申请人 |
KABUSHIKI KAISHA TOSHIBA |
发明人 |
SANO, KENJI;URANO, TAEKO I.;NISHIZAWA, HIDEYUKI;SAITO, MITSUNAGA;TODORI, KENJI |
| 分类号 |
B42D15/10;G06K1/12;G06K7/00;G06K7/10;G06K7/12;G06K17/00;(IPC1-7):G06K7/12 |
主分类号 |
B42D15/10 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
