Patent ID: 8422411

Claim:
A method in a particular user terminal served by a wireless communication base station that serves half-duplex frequency division duplex user terminals, the method comprising: operating the particular user terminal in half-duplex frequency division duplex mode; receiving, at the particular user terminal, a downlink radio frame that is part of a series of downlink radio frames, each downlink radio frame in the series of radio frames having a first temporal region and a second temporal region, user terminals in a first group receiving only in the first temporal region of the downlink radio frame and user terminals in a second group receiving only in the second temporal region of the downlink radio frame, the particular user terminal switching from receiving only in the first temporal region to receiving only in the second temporal region; and receiving, at the particular user terminal before switching, signaling in the first temporal region of the downlink radio frame, the signaling indicating that the particular user terminal will be receiving only in the second temporal region of a later downlink radio frame.