Communication method in wireless LAN system

摘要

Provided is a communication method by a management station in a wireless communication system. The method includes: receiving, from one or more stations (STAs), at least one advertising message including information on each STA; transmitting an invitation message to a specific STA among one or more STAs; establishing a link with the specific STA; and exchanging a frame with the specific STA. The link establishment includes performing association with the specific STA in order to exchange the frame with the specific STA.

主权项

1. A method for advertising services in a wireless local area network, the method comprising:
repeatedly transmitting, by a first device via first channel, a first advertising message for advertising an availability of the first device's service to a second device; repeatedly transmitting, by the first device via a second channel, a second advertising message for advertising the availability of the first device's service to the second device, the second channel having a frequency band different from a frequency band of the first channel, wherein each of the first and second advertising messages includes a service category field, a device type field and at least one availability field, the device type field indicating whether the first device is a first type device or a second type device, the service category field indicating at least one service available to the first device to make the first device's service discoverable for the second device, and the availability field indicating at least one interval during which a corresponding advertising message is repeatedly transmitted via a corresponding channel; and establishing a data connection by the first device with the second device based on one of the first or second advertising message.