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. 10, 2019

Filed:

Oct. 03, 2018
Applicant:

Commissariat À L'énergie Atomique ET Aux Énergies Alternatives, Paris, FR;

Inventors:

Alex Pereira Da Silva, Saint Martin d'heres, FR;

Sylvain Leirens, Pierre Chatel, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 64/00 (2009.01); H04B 17/318 (2015.01); H04W 4/02 (2018.01);
U.S. Cl.
CPC ...
H04W 64/006 (2013.01); H04B 17/318 (2015.01); H04W 4/027 (2013.01); H04W 64/003 (2013.01);
Abstract

A method of localising an access point (B, B, B) to a communication network; The method comprises the following steps: reconstruction of a trajectory (P, P, P, P) followed by a mobile device during a displacement during which it makes measurements of an indicator related to the distance separating it from the access point; determination of a localisation (T, T, T) at which each of the measurements on the trajectory is made; calculation for each measurement of a difference between the distance separating a possible localisation of the access point from the location at which the measurement is made and a distance estimated from the measurement and a propagation model relating the indicator and the distance, and calculation of a localisation error from the calculated differences. The propagation model is updated at each evaluation of a possible localisation of the access point.


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