| 摘要 |
<p>The present invention relates to a wireless communication system, and more specifically, provides a method and a device for controlling channel access in a wireless LAN system. A method for controlling channel access by a station (STA) in a wireless communication system according to one embodiment of the present invention comprises the steps of: transmitting a first frame, to an access point (AP), for starting a transmission opportunity (TXOP); and receiving a second frame if the second frame responding to the first frame is transmitted from the AP, wherein the second frame can be transmitted from the AP on the basis of whether a duration of the TXOP overlaps a predetermined time set by the AP.</p> |
