Patent ID: 9215571
Filing Date: 2015-12-15
Classification: H04B,H04W

Abstract:
1. A method of a receiver in a wireless local area network system receiving multi-user packets, the method comprising: receiving a first group identifier (ID) management request message from a first transmitter, the first group ID management request message including information related to at least one group ID intended for allocation to the receiver for multi user-multiple input multiple output (MU-MIMO) transmission, the information indicating each of the at least one group ID and a spatial stream set position for each of the at least one group ID; transmitting a first group ID management response message to the first transmitter, the first group ID management response message indicating admission or adjustment for allocation of the at least one group ID; and receiving at least one multi-user packet from the first transmitter via at least one spatial stream in a group ID determined based on the first group ID management response message, wherein the at least one multi-user packet is transmitted using MU-MIMO transmission.