The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 28, 2011
Filed:
Sep. 06, 2007
Jong-jun Park, Gyeongsan-si, KR;
Jong-oh Lee, Daejeon, KR;
Sun-joong Kim, Daejeon, KR;
Cheol-sig Pyo, Daejeon, KR;
Jong-suk Chae, Daejeon, KR;
Jong-Jun Park, Gyeongsan-si, KR;
Jong-Oh Lee, Daejeon, KR;
Sun-Joong Kim, Daejeon, KR;
Cheol-Sig Pyo, Daejeon, KR;
Jong-Suk Chae, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
Provided are a localization apparatus for recognizing a location of a node in a sensor network and a method thereof. The method includes the steps of: a) selecting reference nodes from a plurality of anchor nodes to be used for triangulation; and b) obtaining location information of a target node by performing triangulation using the selected reference node, wherein in the step a), the reference nodes are selected by removing anchor nodes having obstacle factor from a plurality of the anchor nodes where the obstacle factor causes error in a distance measured by the target node.