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:
Aug. 27, 2024

Filed:

Sep. 09, 2021
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Xiaoxin Zhang, Sunnyvale, CA (US);

Le Nguyen Luong, San Diego, CA (US);

Liang Zhao, Saratoga, CA (US);

Rishabh Raj, Jamshedpur, IN;

Ravindra Chauhan, Chennai, IN;

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G07C 9/00 (2020.01); H04W 76/16 (2018.01);
U.S. Cl.
CPC ...
G07C 9/00309 (2013.01); H04W 76/16 (2018.02); G07C 2009/00357 (2013.01);
Abstract

Techniques are provided for improving ranging accuracy of ultrawideband (UWB) devices. An example method for obtaining a distance measurement with a wireless node includes obtaining a first distance measurement using a first radio link, determining a status of a second radio link in response to the first distance measurement being less than a threshold distance, configuring one or more transceiver parameters associated with the second radio link in response to determining the second radio link is utilizing a non-line of sight path, and obtaining a second distance measurement using the second radio link and the one or more transceiver parameters.


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