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:
Dec. 30, 2025

Filed:

Apr. 06, 2020
Applicant:

Nokia Technologies Oy, Espoo, FI;

Inventors:

Oana-Elena Barbu, Aalborg, DK;

Johannes Harrebek, Aalborg, DK;

Benny Vejlgaard, Gistrup, DK;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 64/00 (2009.01); G01S 5/02 (2010.01);
U.S. Cl.
CPC ...
H04W 64/003 (2013.01); G01S 5/0218 (2020.05);
Abstract

An apparatus comprising at least one processor; and at least one memory including computer program code; the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to perform: determining, for a terminal node, at least one time delay value for a plurality of access nodes; determining at least one metric for the access nodes, the at least one metric indicative of probability of line of sight conditions between the terminal node and the access nodes; determining, based, at least in part, on the at least one metric, a first set of line of sight time delay values having an associated probability of line of sight conditions above a threshold; determining, based, at least in part, on the at least one metric, a second set of time delay values having an associated probability of line of sight conditions below the threshold; determining a position estimate of the terminal node based, at least in part, on the first set of line of sight time delay values; determining, based at least in part on the position estimate of the terminal node, at least one line of sight time delay value of the second set; and determining a new estimate of the position of the terminal node based, at least in part, on the at least one determined line of sight time delay value of the second set.


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