Cordless identification security system and method
US6992564B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2001 |
| Grant date | Jan 31, 2006 |
| Priority date | — |
| Expiry date | Oct 5, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K17/00
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system and method described for tracking portable devices. The system may include a transmitter which transmits wireless inquiries to a plurality of portable devices and a receiver receiving replies to the inquiries from the portable devices. In addition, the system may include a memory storing identifier data corresponding to the portable devices and a processor coupled to the memory and to the receiver, the processor retrieving from each reply, identifier data uniquely identifying a particular one of the portable devices which generated the reply and comparing the identifier data to the stored identifier data. Furthermore, the system may include an alarm system coupled to the processor and controlled based on the comparison of stored identifier data to the identifier data retrieved from the replies.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.