Nova Patents
ATE375523T1

System and method for near-field electromagnetic ranging

Abstract

A system for measuring distance between a first locus and a second locus includes: (a) at least one beacon device; a respective beacon device of the at least one beacon device being situated at the first locus and transmitting a respective electromagnetic signal; and (b) at least one locator device; a respective locator device of the at least one locator device being situated at the second locus and receiving the respective electromagnetic signal. The respective locator device is situated at a distance from the respective beacon device within near-field range of the respective electromagnetic signal. The respective locator device distinguishes at least two characteristics of the respective electromagnetic signal. The respective locator device employs the at least two characteristics to effect the measuring.

Term

Term ended

Projected expiry passed 30 July 2023, 3.2 years ago.

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64 members in 11 offices

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Priority claims
DocumentOfficeKindDate
40460202United States of AmericaP
40460402United States of AmericaP
35561203United States of AmericaA

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US2004032363A1United States of AmericaA1
WO2004017087A2World Intellectual Property Organization (WIPO)A2
AU2003256987A1AustraliaA1
AU2003256987A8AustraliaA8
WO2004017087A3World Intellectual Property Organization (WIPO)A3
US2005046608A1United States of AmericaA1
EP1537439A2European Patent Office (EPO)A2
EP1537439A4European Patent Office (EPO)A4
CN1688895AChinaA
US6963301B2United States of AmericaB2
US2006132352A1United States of AmericaA1
WO2006080983A2World Intellectual Property Organization (WIPO)A2
US2006192709A1United States of AmericaA1
US2006244673A1United States of AmericaA1
US2006267833A1United States of AmericaA1
WO2006080983A3World Intellectual Property Organization (WIPO)A3
EP1829155A2European Patent Office (EPO)A2
CN100338478CChinaC
EP1537439B1European Patent Office (EPO)B1
AT375523TAustriaT
ATE375523T1This recordAustriaT1
US7298314B2United States of AmericaB2
DE60316818D1GermanyD1
US2007282482A1United States of AmericaA1
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IL207784D0IsraelD0
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US7957833B2United States of AmericaB2
US2011148714A1United States of AmericaA1
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