| 发明名称 |
ANTICOLLISION MECHANISM FOR AN NFC DEVICE |
| 摘要 |
An anticollision method for an NFC device wherein, in reader mode, a variation of a piece of information representative of the amplitude of the signal in an antenna of the device is monitored, and if this piece of information exceeds a threshold, the device is switched to the card mode. |
| 申请公布号 |
US2014273836(A1) |
申请公布日期 |
2014.09.18 |
| 申请号 |
US201414209132 |
申请日期 |
2014.03.13 |
| 申请人 |
STMicroelectronics (Rousset) SAS |
发明人 |
Rizzo Pierre;Vallespin Nathalie;Papart Emmanuel |
| 分类号 |
H04B5/00 |
主分类号 |
H04B5/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An anticollision method for an NFC device, comprising:
in reader mode, monitoring a variation of a piece of information representative of the amplitude of the signal in an antenna of the device; and if this piece of information exceeds a threshold, switching the device to the card mode. |
| 地址 |
Rousset FR |
