US 11,742,905 B2
Method for recovering a frame that failed to be transmitted in a MU-MIMO based wireless communication system
Yun-Joo Kim, Suwon (KR); Jae-Seung Lee, Daejeon (KR); and Sok-Kyu Lee, Daejeon (KR)
Assigned to Electronics and Telecommunications Research Institute, Daejeon (KR)
Filed by Electronics and Telecommunications Research Institute, Daejeon (KR)
Filed on Jun. 11, 2022, as Appl. No. 17/838,212.
Application 17/838,212 is a continuation of application No. 16/244,107, filed on Jan. 10, 2019, granted, now 11,362,705.
Application 16/244,107 is a continuation of application No. 14/051,355, filed on Oct. 10, 2013, granted, now 10,230,435, issued on Mar. 12, 2019.
Application 14/051,355 is a continuation of application No. 13/479,165, filed on May 23, 2012, granted, now 8,582,489, issued on Nov. 12, 2013.
Application 13/479,165 is a continuation of application No. PCT/KR2010/008355, filed on Nov. 24, 2010.
Claims priority of application No. 10-2009-0113869 (KR), filed on Nov. 24, 2009; application No. 10-2010-0023423 (KR), filed on Mar. 16, 2010; and application No. 10-2010-0046119 (KR), filed on May 17, 2010.
Prior Publication US 2022/0311483 A1, Sep. 29, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04B 7/0452 (2017.01); H04L 1/06 (2006.01); H04L 1/1607 (2023.01); H04L 1/1829 (2023.01)
CPC H04B 7/0452 (2013.01) [H04L 1/06 (2013.01); H04L 1/1685 (2013.01); H04L 1/1848 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A communication method comprising:
receiving a sounding frame at a station;
generating a feedback based on the sounding frame at the station;
transmitting a feedback frame comprising the feedback at the station;
receiving a first frame at the station, the first frame including a first field indicating that the station belongs to a first group of a plurality of stations;
receiving a first part of a second frame at the station, wherein the first part of the second frame comprises a group identifier identifying the first group;
determining, at the station, that the group identifier corresponds to the first group; and
receiving a second part of the second frame at the station, wherein the second part of the second frame comprises an aggregated media access control protocol data unit (A-MPDU).