CHANNEL ACCESS METHOD AND APPARATUS USING THE SAME IN WIRELESS LOCAL AREA NETWORK SYSTEM

摘要

A method and an apparatus for accessing a channel in a wireless local area network system are provided. A station receives a channel access control message including group indication information about a group of stations which is allowed to access a channel from an access point. If a station is included in the group which is indicated by the group indication information, the station tries to compete for access to the channel. [Reference numerals] (AA) Location area A;(BB) Location area B;(CC) Gas meter;(DD) Amount meter;(EE) Power meter