System for determining the position of an object

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Reexamination Certificate

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C342S386000, C701S207000

Reexamination Certificate

active

07039421

ABSTRACT:
A system for determining the position of an object, comprising a reference transmitter device (202) disposed in a fixed position, the reference transmitter device (202) having a reference time supplying means for supplying a reference time signal that indicates a reference time, at least two transmitter/receiver devices (302) disposed in fixed positions with respect to each other and to the reference transmitter device (202), each transmitter/receiver device (302) having a time supplying means for supplying a time signal indicating a time, a receiver means for receiving the reference time signal from the reference transmitter device (202) and a synchronization means for processing the time signal and the reference time signal, as well as a position determining device (502) on the object for determining the position of the object.

REFERENCES:
patent: 3750178 (1973-07-01), Hulst
patent: 4673921 (1987-06-01), Saito et al.
patent: 5208756 (1993-05-01), Song
patent: 5646630 (1997-07-01), Sheynblat et al.
patent: 5701328 (1997-12-01), Schuchman et al.
patent: 6121928 (2000-09-01), Sheynblat et al.
patent: 6961562 (2005-11-01), Ross
patent: 6963748 (2005-11-01), Chithambaram et al.
patent: 6968194 (2005-11-01), Aljadeff et al.
patent: 1 240 146 (1967-05-01), None
patent: 1 813 128 (1970-06-01), None
patent: 21 37 8460 (1973-02-01), None
patent: 25 25 446 (1976-12-01), None
patent: 28 29 558 (1980-01-01), None
patent: 196 47 098 (1998-06-01), None
patent: WO 99/48233 (1999-09-01), None
Manfred Bohm et al., “Funksysteme fur Ortung und Navigation”, Verlag Berliner Union GmbH Stuttgart, 1973, pp. 27, 92-104, no month listed.

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