CPC H04W 72/04 (2013.01) [H04W 84/12 (2013.01)] | 14 Claims |
1. A method performed by a first type AP in a wireless local area network (WLAN) system including a plurality of types of access points (APs), the method comprising:
receiving, by the first type AP, a trigger frame from a second type AP, wherein the trigger frame includes first information related to resource allocation for a first block acknowledgment (BA) frame transmitted by a station (STA) to the first type AP;
transmitting, by the first type AP, a physical protocol data unit (PPDU) including data for the STA and the first information to the STA; and
receiving, by the first type AP, the first BA frame based on the first information from the STA.
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