Determining a position of at least one beacon in a location...

Details Determining a position of at least one beacon in a location... Determining a position of at least one beacon in a location...

2007-11-06

2007-11-06

Tarcza, Thomas H. (Department: 3662)

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

Directive

Position indicating

C342S463000

Reexamination Certificate

active

11009099

ABSTRACT:
A position for a beacon in a location system is determined based on distances measured from positions in a local coordinate system for the location system and from intersection points of circles. The circles each have a center point of one of the positions in the local coordinate system and a radius of one of the measured distances.

REFERENCES:
patent: 3863256 (1975-01-01), Smith
patent: 6745036 (2004-06-01), Dunne et al.
Bahl, P. et al., “RADAR: An In-Building RF-Based User Location and Tracking System”, Microsoft Research, undated.
Nissanka, P.B. et al., “The Cricket Location-Support System”, MIT Laboratory for Computer Science, MA, 2000.

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