Patent ID: 8837509
Filing Date: 2014-09-16
Classification: H04W,Y02D

Abstract:
1. A method operating in a mobile communication device for communicating with a wireless access point, the method comprising: receiving, in a beacon frame from the wireless access point, data which indicate a plurality of activated service intervals in a superframe following the beacon frame that are made available to mobile devices contending for communication access, wherein each of the plurality of activated service intervals has a corresponding start time and an end time determined at the wireless access point and further wherein the number of plurality of activated service intervals is adapted to change in response to a change in a traffic requirement for the mobile devices; attempting to access, during at least one of said indicated activated service intervals, a radio medium via the wireless access point; and refraining from attempting to access the radio medium via the wireless access point during each power conservation interval in the superframe in between the indicated activated service intervals.