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.

Date of Patent:
Apr. 12, 2022

Filed:

Aug. 28, 2020
Applicant:

Korea Institute of Science and Technology, Seoul, KR;

Inventors:

Doik Kim, Seoul, KR;

Jung Hee Kim, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 24/00 (2009.01); H04W 64/00 (2009.01); G01S 5/02 (2010.01);
U.S. Cl.
CPC ...
H04W 64/003 (2013.01); G01S 5/0289 (2013.01); G01S 5/0294 (2013.01);
Abstract

Provided is a node location tracking method, including an initial localization step of estimating initial locations of a robot and neighboring nodes using inter-node measurement and a Sum of Gaussian (SoG) filter, wherein the initial localization step includes an iterative multilateration step of initializing the locations of the nodes; and a SoG filter generation step of generating the SoG filter.


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