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:
Dec. 04, 2018
Filed:
Jun. 13, 2017
Applicant:
Semtech Corporation, Camarillo, CA (US);
Inventors:
Olivier Bernard André Seller, Sainte Soulle, FR;
Nicolas Sornin, La Tronche, FR;
Assignee:
Semtech Corporation, Camarillo, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/69 (2011.01); H04W 56/00 (2009.01); G01S 5/02 (2010.01); G01S 5/14 (2006.01); G01S 7/40 (2006.01); G01S 13/74 (2006.01); G01S 13/46 (2006.01);
U.S. Cl.
CPC ...
H04B 1/69 (2013.01); G01S 5/021 (2013.01); G01S 5/14 (2013.01); H04W 56/0015 (2013.01); G01S 7/40 (2013.01); G01S 13/74 (2013.01); G01S 2013/466 (2013.01); H04B 2001/6912 (2013.01);
Abstract
A wireless communication method in a network comprising a plurality of nodes including ranging masters, broadcasting a chirp-modulated ranging requests, and ranging slaves slave, replying with thereto with chirp-modulated ranging responses, whereby mobile nodes can locate themselves passively by listening to the request/reply exchanges, based on the respective time differences of arrival.