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. 12, 2022

Filed:

Apr. 29, 2020
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Jee Yon Choi, Daejeon, KR;

Jae Woo Park, Daejeon, KR;

Hyoung Jin Kwon, Daejeon, KR;

Sok Kyu Lee, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2018.01); H04L 45/74 (2022.01); H04B 7/0452 (2017.01); H04B 7/06 (2006.01); H04W 72/04 (2009.01); H04W 88/08 (2009.01);
U.S. Cl.
CPC ...
H04L 45/74 (2013.01); H04B 7/0452 (2013.01); H04B 7/0617 (2013.01); H04W 72/0413 (2013.01); H04W 88/08 (2013.01);
Abstract

Provided is a method of transmitting and receiving a frame for a multi-user multiple-input and multiple-output (MU-MIMO) communication in an access point (AP), the method including transmitting, to each of a plurality of stations (STAs), an uplink multi-user request (UL MU request) frame requesting transmission of a data frame, and receiving, from each of the plurality of STAs, the data frame during an identical period of time based on an identical reception intensity, wherein the UL MU request frame includes at least one of information on a transmission time of the data frame and information on a reception intensity of the data frame in the AP.


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