Mobile locator system and method with wander management
US7365645B2 · kind B2 · utility
20Cited by
70References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2006 |
| Grant date | Apr 29, 2008 |
| Priority date | — |
| Expiry date | May 10, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B21/0294
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A locator/wander management system includes a handheld unit for providing an interrogation signal. The handheld unit can be a handheld computer or PDA including an RF module. The interrogation signal is received by an RF tag. The RF tag can include a power source and a memory. The memory can store an indication of the date of installation of the battery. The RF tag can provide the indication to the handheld unit in response to the interrogation signal. The RF tag can also provide signals for a wander management system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.