Location services for mobile communication system
US7917157B2 · kind B2 · utility
39Cited by
8References
41Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 22, 2003 |
| Grant date | Mar 29, 2011 |
| Priority date | — |
| Expiry date | Jul 22, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W8/08
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
There is disclosed a method of providing location information in a mobile communication system, comprising the steps of: receiving a request for a current location of a mobile station; determining a time at which a last known location of the mobile station was determined; comparing the time to a threshold time limit; and providing, as the current location, the last known location if the time is within the threshold time limit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.