| 发明名称 |
PROVIDING ENERGY TO A PASSIVE WIRELESS TAG |
| 摘要 |
A system and method for communicating with a passive wireless tag. In one embodiment, a device for powering a passive wireless tag includes a power source, a first antenna, and a controller. The controller is configured to detect a wireless signal transmission directed to the passive wireless tag. The controller is further configured to transmit power extracted from the power source, via the first antenna, to the passive wireless tag, responsive to detection of the wireless signal transmission. The transmitted power is to be used to power the passive wireless tag. |
| 申请公布号 |
US2014292495(A1) |
申请公布日期 |
2014.10.02 |
| 申请号 |
US201214355510 |
申请日期 |
2012.10.25 |
| 申请人 |
National Oilwell Varco, L.P. |
发明人 |
Christiansen Ted Louis |
| 分类号 |
G06K7/10 |
主分类号 |
G06K7/10 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A device for powering a passive wireless tag, comprising:
a power source; a first antenna; and a controller; wherein the controller is configured to:
detect a wireless signal transmission directed to the passive wireless tag by a remote transmitter; andtransmit power extracted from the power source, via the first antenna, to the passive wireless tag, responsive to detection of the wireless signal transmission, the transmitted power to be used to power the passive wireless tag. |
| 地址 |
Houston TX US |
