| 发明名称 |
Session flag control for RFID tags |
| 摘要 |
Various exemplary embodiments relate to an integrated circuit (IC) including: an inventoried flag configured to indicate whether the integrated circuit has been inventoried in a current inventory round; and an event detector configured to detect a tag event at the integrated circuit and reset the inventoried flag based on the tag event. In various embodiments, the IC further includes a timer circuit configured to measure a predetermined time since the inventoried flag was set and to prevent the reset of the inventoried flag until the predetermined time has expired. |
| 申请公布号 |
US8893969(B2) |
申请公布日期 |
2014.11.25 |
| 申请号 |
US201213601899 |
申请日期 |
2012.08.31 |
| 申请人 |
NXP B.V. |
发明人 |
Brandl Roland |
| 分类号 |
G06F19/00;G06K5/00 |
主分类号 |
G06F19/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An integrated circuit (IC) comprising:
an inventoried flag configured to indicate whether the integrated circuit has been inventoried in a current inventory round;and
an event detector configured to detect a tag event at the integrated circuit, the tag event comprising an external event at the location of the tag that is detected by the tag, and reset the inventoried flag based on the tag event. |
| 地址 |
Eindhoven NL |
