Method and system for estimating a position of a target using a plurality of smartphones
US9369838B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2012 |
| Grant date | Jun 14, 2016 |
| Priority date | — |
| Expiry date | Dec 21, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W64/00
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method is disclosed for estimating a position of a target using a plurality of smartphones, each smartphone being capable of communicating with the target over a limited wireless range, the method comprising providing a target transmitting a wireless signal having a corresponding identification for uniquely identifying the target; providing the corresponding identification of the target to track to a group of smartphones; each smartphone of the group of smartphones being capable of receiving the signal transmitted if the target is in its vicinity and storing the corresponding identification of the target with a time stamp and an indication of a corresponding location of the smartphone and obtaining each of the stored corresponding identifications of the target with a time stamp and an indication of a corresponding location of the smartphone to thereby estimate a position of the target.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.