ALLOCATION OF COMMUNICATION RESOURCES FOR DEVICE TO DEVICE WIRELESS COMMUNICATION
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United States of America Patent
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Sep 15, 2016
app pub date -
Sep 26, 2014
filing date -
Oct 30, 2013
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Abstract
A method computer program produce and user equipment for broadcasting data for receipt by at least one further user equipment are provided. The method comprises the steps of: selecting a preamble from a plurality of preambles, said plurality of preambles each identifying a corresponding block of transmission resources said block of transmission resources comprising at least one corresponding communication channel; transmitting a preamble signature of said selected preamble on a preamble channel, transmission of said preamble signature indicating to said at least one further user equipment that said user equipment intends to transmit data on said at least one corresponding communication channel indicated by said preamble signature, each of said channels comprising half duplex channels configured to transmit data in one direction at one time; and monitoring for signals received via said at least one corresponding communication channel; and in response to detecting one of a preamble response signal or no signal during a predetermined time on said at least one corresponding communication channel transmitting said data on said at least one corresponding communication channel.
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