System and method for determining a position of a mobile...

Details System and method for determining a position of a mobile... System and method for determining a position of a mobile...

2010-07-06

2011-12-13

Tarcza, Thomas (Department: 3662)

Communications: directive radio wave systems and devices (e.g.,

Directive

Position indicating

C342S442000, C342S451000

Reexamination Certificate

active

08077091

ABSTRACT:
A system of determining a position of a mobile device within a surveillance volume includes a phase difference array comprising a spatially diverse array of N sensors for detecting RF signals from the mobile device and acquiring phase difference data from the RF signals, N being greater than 4. The system includes a processor for processing the phase difference data and determining the position of the mobile device from the phase difference data.

REFERENCES:
patent: 6901264 (2005-05-01), Myr
patent: 7800541 (2010-09-01), Moshfeghi
patent: 2002/0180640 (2002-12-01), Gilkes et al.
patent: 2006/0166681 (2006-07-01), Lohbihler
patent: 2009/0325598 (2009-12-01), Guigne et al.

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