| CPC H04W 72/1268 (2013.01) [H04B 7/1851 (2013.01); H04W 72/02 (2013.01); H04W 76/10 (2018.02)] | 17 Claims |

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1. A method of wireless communication, comprising:
dividing available wireless communications resources into a plurality of groups;
connecting, by a wireless device, to a base station through a wireless satellite link;
allocating, by the base station, a set of the plurality of groups to the wireless device;
receiving, by the wireless device, a datum from a data source;
assigning, by the wireless device, the datum to one or more of the set of the allocated plurality of groups comprising selecting, by the wireless device, a random access preamble from a list of random access preambles available in the allocated set of the plurality of groups to initiate transmission of the datum based on characteristics of the datum, wherein different random access preambles determine a corresponding pattern of frequency and time within a plurality of random access preamble slots; and
wirelessly communicating, by the wireless device, the datum to the base station according to the assigned one or more of the set of the allocated plurality of groups.
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