Patent ID: 9501126
Filing Date: 2016-11-22
CPC Classification: G06F,H04W,Y02D

Claim Text:
1. A method, comprising: transmitting, with a communication device, a first frame having a power management mode indicator set to indicate that the communication device is not operating in a polling mode; after transmitting the first frame, responsive to an earlier of i) expiration of the first timer, or ii) expiration of the second timer, transmitting, with the communication device, a second frame having the power management mode indicator set to indicate the communication device is operating in the polling mode; after transmitting the second frame, transmitting, with the communication device, a poll frame; receiving, at the communication device, a response to the poll frame that includes information indicating whether more data is available to be sent to the communication device; when the response indicates that more data is available to be sent to the communication device, transmitting, with the communication device, another poll frame; and when the response indicates that no more data is available to be sent to the communication device, causing the communication device to enter a reduced power mode.