Patent ID: 7734978
Filing Date: 2010-06-08
Classification: H04L,H04W

Abstract:
1. A receiving station in compliance with a communications method capable of switching between a NormalAck scheme that includes an acknowledgement for a single frame in one frame and a BlockAck scheme that includes an acknowledgement for a plurality of frames in one frame in the receiving station returning an Acknowledgement for a received data frame, the receiving station comprising: a resource; and a controller controlling the resource to release when the receiving station receives a message to terminate the BlockAck scheme from a transmitting station, wherein: the receiving station, if not having received a data frame requesting the BlockAck scheme within a predetermined period regardless of whether the receiving station has or has not received a data frame requesting the NormalAck scheme, regards use of the BlockAck scheme as having been terminated and releases resource being used for the BlockAck scheme.