| 发明名称 |
Radio frequency data communications device |
| 摘要 |
<p>A radio frequency identification (RFID) interrogator sends parameters and return link configuration information to an RFID tag. The tag uses the parameters to determine whether or not to respond with a reply signal. The tag uses the return link configuration information to select a modulation type from amongst a plurality of modulation types to modulate the reply signal.</p> |
| 申请公布号 |
EP2202704(B1) |
申请公布日期 |
2015.08.12 |
| 申请号 |
EP20080001044 |
申请日期 |
1997.05.13 |
| 申请人 |
ROUND ROCK RESEARCH, LLC |
发明人 |
O'TOOLE, JAMES E.;TUTTLE, JOHN R.;TUTTLE, MARK E. |
| 分类号 |
G06K7/00;B42D15/10;G01S13/74;G06K17/00;G06K19/07;G06K19/077;G08B13/22;H01L21/822;H01L27/04;H03L7/099;H03L7/14;H04B1/59 |
主分类号 |
G06K7/00 |
| 代理机构 |
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