Extending outdoor location based services and applications into enclosed areas
US8644844B2 · kind B2 · utility
17Cited by
435References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2008 |
| Grant date | Feb 4, 2014 |
| Priority date | — |
| Expiry date | Sep 25, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W64/00
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Methods and systems for indoor mobile unit positioning, for seamlessly toggling a mobile unit positioning between outdoor positioning and indoor positioning and for providing location based services or application generated by an external location server to the mobile unit while the mobile unit is indoors. The indoor mobile unit positioning includes mobile unit-based positioning which makes use of reception of access point signals by the mobile unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.