Birch, Stewart, Kolasch & Birch, LLP
Method and device for transmitting and receiving frame related to multi-user transmission in wireless LAN system
A method for transmitting and receiving a frame by an access point (AP) in a wireless communication system, according to an embodiment of the present invention, comprises the steps of: determining two or more STAs for performing multi-user (MU) transmission; determining a delivery traffic indication map (DTIM) for transmitting a parameter related to a trigger frame with respect to each of the two or more STAs; transmitting the parameter related to the trigger frame by means of the DTIM; and receiving from the two or more STAs an MU frame in time-frequency resources which are indicated in the parameter related to the trigger frame.
LG ELECTRONICS INC.
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Kiseon Suhwook Hyeyoung Jeongki
Ryu Kim Choi Kim