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:
Jul. 16, 2024

Filed:

Sep. 14, 2022
Applicant:

Marvell Asia Pte Ltd, Singapore, SG;

Inventors:

Liwen Chu, San Ramon, CA (US);

Hongyuan Zhang, Fremont, CA (US);

Christian R. Berger, San Jose, CA (US);

Niranjan Grandhe, San Jose, CA (US);

Sudhir Srinivasa, Los Gatos, CA (US);

Hui-Ling Lou, Sunnyvale, CA (US);

Assignee:

Marvell Asia Pte Ltd, Singapore, SG;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 64/00 (2009.01); G01S 5/00 (2006.01); G01S 5/02 (2010.01); H04B 7/0452 (2017.01); H04B 7/06 (2006.01); H04L 25/02 (2006.01); H04W 4/02 (2018.01); H04W 84/12 (2009.01);
U.S. Cl.
CPC ...
H04W 64/003 (2013.01); G01S 5/0036 (2013.01); G01S 5/0063 (2013.01); G01S 5/0236 (2013.01); G01S 5/0257 (2013.01); H04B 7/0452 (2013.01); H04B 7/0636 (2013.01); H04L 25/0202 (2013.01); H04W 84/12 (2013.01);
Abstract

A first client station receives from an access point an indication of whether angular information is to be included in feedback information in a range measurement session. The first client station transmits a null data packet (NDP) as part of an uplink multi-user (MU) PHY transmission that also includes simultaneous transmissions by one or more second client stations of one or more other respective NDPs to the access point as part of the range measurement session. The first client station receives a downlink physical layer (PHY) data unit from the access point that includes respective downlink feedback frames for the first client station and the one or more second client stations. When angular information is to be included in the feedback, a downlink feedback frame for the first client station includes angular information.


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