Method and system for time difference of arrival (TDOA) location services
US6943729B2 · kind B2 · utility
9Cited by
37References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 1, 2003 |
| Grant date | Sep 13, 2005 |
| Priority date | — |
| Expiry date | Oct 1, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S5/12
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and system for determining the location of a mobile transmitting device that uses three dimensional location coordinates to triangulate the location using a time difference of arrival method, with diminishing errors, error correction and which takes advantage of global positioning systems without the requirement of highly accurate clocks in the mobile transmitting device and the base stations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.