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:
Jun. 04, 2024

Filed:

Jul. 10, 2020
Applicant:

Interdigital Patent Holdings, Inc., Wilmington, DE (US);

Inventors:

Hanqing Lou, Syosset, NY (US);

Li-Hsiang Sun, San Diego, CA (US);

Rui Yang, Greenlawn, NY (US);

Joseph S. Levy, Merrick, NY (US);

Xiaofei Wang, North Caldwell, NJ (US);

Assignee:

INTERDIGITAL PATENT HOLDINGS, INC., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 5/00 (2006.01); H04W 24/10 (2009.01);
U.S. Cl.
CPC ...
H04L 5/0046 (2013.01); H04L 5/006 (2013.01); H04W 24/10 (2013.01);
Abstract

Methods and apparatuses are described herein for feedback based midamble adaptation. For example, a first station (STA) may transmit, to a second STA, a request frame that includes an indicator indicating a request for midamble information. The first STA may receive, from the second STA, a response frame that includes the midamble information determined by the second STA based on one or more channel measurements associated with the second STA. The midamble information may include a midamble report, a Doppler measurement report, or the like. The midamble report or the Doppler measurement report may include at least one of a midamble periodicity, a mobility/Doppler level, or the like. Based on the midamble information, the first STA may generate a physical layer convergence procedure (PLCP) protocol data unit (PPDU) that includes at least one midamble within a data portion of the PPDU.


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