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. 15, 2020
Filed:
Aug. 02, 2018
Applicant:
Apple Inc., Cupertino, CA (US);
Inventors:
Awais M. Hussain, Milpitas, CA (US);
Tarik Tabet, Los Gatos, CA (US);
Lydi Smaini, San Jose, CA (US);
Assignee:
Apple Inc., Cupertino, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); H04L 25/02 (2006.01); H04W 4/70 (2018.01);
U.S. Cl.
CPC ...
H04W 52/0241 (2013.01); H04L 25/0216 (2013.01); H04L 25/0224 (2013.01); H04W 4/70 (2018.02);
Abstract
This disclosure relates to techniques for selecting operational modes of a wireless device. The operational mode may be selected based on determining the presence or absence of reference symbols. A low power mode may be selected when the presence or absence of reference symbols suggests that a control channel used by the wireless device may not be present.