Method and System for Object Localization

Ville Viikari (Inventor), Heikki Seppae (Inventor), Kaj Nummila (Inventor), Timo Varpula (Inventor), Heikki Seppä (Inventor)

Research output: Patent


This document describes a method and system for object localization. In accordance with the method an object (1) is illuminated by at least one first type of signal, and response of the signal is detected. In accordance with the invention the object (1) equipped with a transponder (2, 3) backscattering the first type of signal, the transponder (2, 3) is illuminated also by a second type of signal affecting to the backscattering frequency of the transponder (2, 3), and the backscattered signal from the transponder (2, 3) is detected in order to localize the object.

Original languageEnglish
Patent numberUS2012306683
IPCH04B 1/ 59 A I
Priority date19/10/2010
Publication statusPublished - 6 Dec 2012
MoE publication typeH1 Granted patent


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