- Patent Title: Method and terminal for requesting and acquiring information relating to channel access in wireless LAN, and apparatus for providing information relating to channel access in wireless LAN
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Application No.: US16730648Application Date: 2019-12-30
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Publication No.: US11219058B2Publication Date: 2022-01-04
- Inventor: Hyoung Jin Kwon , Jae Seung Lee , Min ho Cheong , Hee Jung Yu , Sok Kyu Lee
- Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Applicant Address: KR Daejeon
- Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Current Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
- Current Assignee Address: KR Daejeon
- Priority: KR10-2012-0063153 20120613,KR10-2013-0067119 20130612
- Main IPC: H04W74/00
- IPC: H04W74/00 ; H04W48/14

Abstract:
The present invention relates to a terminal for requesting and acquiring information relating to channel access in a wireless LAN, and to an apparatus for providing information relating to channel access in a wireless LAN. The terminal for requesting and acquiring information relating to channel access in a wireless LAN according to one embodiment of the invention verifies the reception of a beacon during a preset beacon interval, if it is verified that the beacon has not been received, transmits a group and slot information request signal, and receives, from an access point, a group and slot information response signal as a response to the group and slot information request signal.
Information query