Baseline selection method for use in a wireless location system
US6483460B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 5, 2001 |
| Grant date | Nov 19, 2002 |
| Priority date | — |
| Expiry date | Dec 5, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A Wireless Location System includes signal collection systems and location processors for processing digital data provided by the signal collection systems. To determine the geographic location of a mobile wireless transmitter, time difference of arrival, or TDOA, data is determined with respect to a plurality of first signal collection system/antenna second signal collection system/antenna baselines. A method for selecting baselines for use in location processing comprises calculating a number of parameters for each of the plurality of baselines, and including in a final location solution only those baselines meeting or exceeding predefined threshold criteria for each of the parameters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.