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. 28, 2020

Filed:

Nov. 30, 2015
Applicant:

Marvell World Trade Ltd., St. Michael, BB;

Inventors:

Liwen Chu, San Ramon, CA (US);

Hongyuan Zhang, Fremont, CA (US);

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

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/212 (2006.01); H04B 7/0452 (2017.01); H04L 1/18 (2006.01); H04L 5/00 (2006.01); H04W 72/12 (2009.01); H04L 1/16 (2006.01); H04W 72/04 (2009.01); H04W 76/40 (2018.01); H04W 84/12 (2009.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0452 (2013.01); H04L 1/1621 (2013.01); H04L 1/1685 (2013.01); H04L 1/1854 (2013.01); H04L 1/1887 (2013.01); H04L 5/0023 (2013.01); H04L 5/0055 (2013.01); H04W 72/0413 (2013.01); H04W 72/1289 (2013.01); H04L 1/1614 (2013.01); H04L 2001/0093 (2013.01); H04W 72/121 (2013.01); H04W 76/40 (2018.02); H04W 84/12 (2013.01);
Abstract

A communication device of a client uplink group transmits an enhanced request to send (E-RTS) message to an access point of a wireless local area network, wherein the E-RTS message includes i) a length of a TXOP of the communication device and ii) an indication of a data unit size for an uplink MU-MIMO data unit to be transmitted by the communication device simultaneously with transmissions of other members of the client uplink group. The communication device receives a communication frame from the access point, the communication frame including a prompt to transmit an uplink MU-MIMO data unit having the indicated data unit size. The communication device generates the uplink MU-MIMO data unit having the indicated data unit size, and transmits, in response to the communication frame, the uplink MU-MIMO data unit to the access point during the TXOP simultaneously with transmissions of other members of the client uplink group.


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