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Channel access method
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===Power-division multiple access=== '''Power-division multiple access''' ('''PDMA''') scheme is based on using variable transmission power between users in order to share the available power on the channel. Examples include multiple [[SCPC]] modems on a satellite transponder, where users get on demand a larger share of the power budget to transmit at higher data rates.<ref>{{Citation|last1=Elinav|first1=Doron|title=Power Division Multiple Access|date=Mar 6, 2014|url=https://patents.google.com/patent/US20140064125|last2=Rubin|last3=Brener|first2=Mati E.|first3=Snir|access-date=2016-06-29}}</ref>
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