Patent ID: 9544852
Date: 2017-01-10
CPC Classifications: H04W,Y02D

Claim:
1. A method for associating with an access point in a wireless local area network, the method comprising: transmitting, by a station, a request frame to an access point (AP), the request frame including a physical layer header without a data field; determining, by the station, whether a response frame in response to the request frame is received from the AP before a waiting time expires; and if the response frame is received, transmitting, by the station to the AP, an association request frame to request an association with the AP, wherein the physical layer header includes a short training field, a long training field and a signal field, the signal field including frame type information and a cyclic redundancy check (CRC) for the signal field, and wherein the frame type information indicates the request frame includes no data field.