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:
May. 27, 2025

Filed:

Aug. 22, 2023
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Ioannis Pefkianakis, Palo Alto, CA (US);

Weiping Dou, San Jose, CA (US);

David B. Cheung, Los Gatos, CA (US);

Ye Sun, San Jose, CA (US);

Faraz Faheem, Santa Clara, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 17/336 (2015.01); H04B 17/00 (2015.01); H04B 17/17 (2015.01); H04L 1/00 (2006.01); H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04B 17/336 (2015.01); H04B 17/0085 (2013.01); H04B 17/17 (2015.01); H04L 1/0026 (2013.01); H04L 5/0051 (2013.01); H04L 5/0073 (2013.01);
Abstract

A wireless device can perform non-line-of-sight detection. The wireless device may establish a wireless link with another wireless device using a wireless channel. The wireless device may perform one or more channel measurements for the wireless channel. The wireless device may determine whether a line-of-sight path is available for the wireless channel based at least in part on the one or more channel measurements. The wireless device may determine whether to trigger beamforming selection, antenna selection, and/or any other link maintenance operations based at least in part on the determined line-of-sight availability.


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