User-portable deployable RFID device and system
US8228189B2 · kind B2 · utility
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9References
9Claims
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Key dates
| Filing date | Jul 14, 2007 |
| Grant date | Jul 24, 2012 |
| Priority date | — |
| Expiry date | Apr 27, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B21/0288
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A user-portable deployable RFID device including a battery, a battery charging device connected to the battery, and an RFID reader connected to the battery configured to receive a locating signal from an RFID tag, a modem is connected to the RFID reader, the modem is configured to receive tag position data from the RFID reader and to transmit the tag position data, an antenna is connected to one or more of the RFID reader and the modem. A method of tracking a position of an entity within an entity area and a system for tracking the position of an entity within an area are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.