Patent ID: 6091758
Filing Date: 2000-07-18
Classification: H04B,H04J,H04L,H04M

Abstract:
A method of communicating for a cordless telephone having a base unit and a plurality of handset units employed in a frequency hopping system, the base unit including a first transmitter and a first receiver and each handset unit in the plurality of handset units including a second transmitter and a second receiver for respectively transmitting to the first receiver and receiving from the first transmitter in the base unit over any one of a plurality of communication channels, the method comprising the steps of:generating in the base unit a communication frame for use by the base unit in communicating on each of the frequency hopping channels used in communicating with the handset units, a first half of said communication frame being used for transmitting a first signal to said plurality of handset units, a second half of said communication frame being partitioned by a first controller into a first receive subframe and a second receive subframe, wherein the first receive subframe and the second receive subframe are both for containing voice data transmitted by any one of the plurality of handset units; andgenerating in each one of the plurality of handset units a second signal for use by each of said handset units for transmitting to the base unit in either said first receive subframe or said second receive subframe.