公开(公告)号：US20190021041A1

公开(公告)日：2019-01-17

申请号：US16124009

申请日：2018-09-06

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Jae Seung LEE ,  Min ho CHEONG ,  Hyoung Jin KWON ,  Jae Woo PARK ,  Sok Kyu LEE

IPC: H04W40/24 ,  H04W72/04 ,  H04W48/12 ,  H04W16/28 ,  H04W84/12

Abstract: Provided is a sector discovery apparatus and method, the method including setting, by an AP in a WLAN system, an omni-beacon interval for transmitting an omnidirectional beacon and sector beacon intervals for transmitting a sector beacon with respect to one of a plurality of sectors which are spatially divided, transmitting the sector beacon to a current sector among the plurality of sectors, transmitting, to the current sector, a transmission frame indicating sectorized transmission or a transmission frame indicating omnidirectional transmission, in a sector interval between the sector beacon intervals, and receiving, from a terminal located in the current sector, a response frame indicating an association performed by receiving the transmission frame indicating the sectorized transmission