发明名称 |
Electronic identification label and interrogator for use therewith |
摘要 |
A method of conveying information from an electronic identification label to an interrogator includes coupling energy from an external field into a resonant circuit of the electronic identification label. The method also includes the electronic identification label periodically storing and discharging an amount of the coupled energy wherein the period that the electronic identification label stores and discharges the energy conveys information about the electronic identification label to the interrogator.
|
申请公布号 |
US2004217171(A1) |
申请公布日期 |
2004.11.04 |
申请号 |
US20030425789 |
申请日期 |
2003.04.29 |
申请人 |
DEVOS JOHN A.;BETRABET CHINMAY;WENG JIAN-GANG;BLAKLEY DANIEL ROBERT;WAY OLAN |
发明人 |
DEVOS JOHN A.;BETRABET CHINMAY;WENG JIAN-GANG;BLAKLEY DANIEL ROBERT;WAY OLAN |
分类号 |
G06K7/00;G06K17/00;G06K19/07;H04B5/02;(IPC1-7):G06K7/08 |
主分类号 |
G06K7/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|