Patent ID: 8085723
Filing Date: 2011-12-27
Classification: H04W

Abstract:
1. A method of allocating a channel resource at a first device in a wireless network, the method comprising: transmitting a message for requesting the channel resource from the first device to a coordinator, wherein the channel resource is to be used for both transmitting a first message from the first device to a second device and receiving a second message from the second device in response to the first message, wherein the message for requesting the channel resource includes information about a duration of the channel resource; receiving, by the first device, channel resource allocation information for allocating the channel resource, wherein the channel resource allocation information comprises information about a duration of the allocated channel resource; transmitting the first message from the first device to the second device during the channel resource allocated based upon the channel resource allocation information; receiving the second message from the second device in response to the first message during the allocated channel resource; and receiving a primitive requesting to transmit the message for requesting the channel resource at a MAC/MLME sublayer of the first device from an upper sublayer of the first device, wherein the MAC/MLME sublayer of the first device transmits the message for requesting the channel resource to a MAC/MLME sublayer of the coordinator.