Patent ID: 8174973
Filing Date: 2012-05-08
Classification: H04L,H04W

Abstract:
1. A procedure for a traffic filter service (TFS) in a wireless local area network, the procedure comprising: transmitting a first TFS request message to an access point (AP), the first TFS request message including one or more TFS request elements for defining information about requesting traffic filters, receiving, from the AP in response to the first TFS request message, a first TFS response message including one or more TFS response elements for defining information about the status of the requesting traffic filters, receiving the TFS notification frame from the AP when the frame received by the AP matches the traffic filter and the ‘Notify’ bit-field of the one or more TFS request elements is set to 1, wherein the TFS notification frame includes a TFS ID number field and a TFS ID list field, the TFS ID number field indicating a total number of TFS IDs in the TFS ID list field, and the TFS ID list field indicating a list of matched traffic filter sets.