Patent ID: 8885524
Filing Date: 2014-11-11
Classification: H04L,H04W

Abstract:
1. A method for negotiating a master station, the method comprising: receiving from the master station a management frame that carries a master identity, wherein the management frame is a first beacon frame sent by the master station according to a Distributed Coordination Function (DCF) contention access mechanism after the master station waits for a short timeslot, wherein, before the receiving from the master station the management frame that carries the master identity, waiting for a short timeslot after arrival of a start point of each Beacon Interval (BI); obtaining a maximum time interval between receiving the management frame and receiving a next management frame from the master station; and determining, according to a preset policy, a local station as a new master station if no more management frame is received after the maximum time interval, wherein determining the local station as a new master station according to the preset policy comprises: