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. 13, 2017

Filed:

Apr. 08, 2014
Applicant:

Broadcom Corporation, Irvine, CA (US);

Inventors:

Jun Zheng, San Diego, CA (US);

Nihar Jindal, Mountain View, CA (US);

David Christopher Garrett, Tustin, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/18 (2006.01); H04L 5/00 (2006.01); H04B 7/04 (2017.01); H04B 7/0417 (2017.01); H04B 7/0452 (2017.01); H04B 7/06 (2006.01); H04L 1/16 (2006.01);
U.S. Cl.
CPC ...
H04L 5/0055 (2013.01); H04B 7/0417 (2013.01); H04B 7/0452 (2013.01); H04B 7/0626 (2013.01); H04L 1/1685 (2013.01); H04L 1/1825 (2013.01); H04L 5/0057 (2013.01);
Abstract

A method for improving multiple-user (MU) multiple-input-multiple-output (MIMO) acknowledge (ACK) protocol efficiency includes: receiving a sounding frame from a device, sending a feedback response, which includes quantized channel state information (CSI) to the device, receiving an MU physical-layer protocol data unit (PPDU) frame from the device, and in response to receiving the MU PPDU frame, sending an ACK frame to the device without receiving a polling frame prior to the ACK frame.


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Zheng, Jun. (2017). Mu-mimo acknowledgement protocol efficiency (U.S. Patent No. 9680621). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9680621

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