Understanding LTE Model Internals and Interfaces
Understanding LTE Model Internals and Interfaces
Understanding LTE Model Internals and Interfaces
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1581 <strong>Underst<strong>and</strong>ing</strong> <strong>LTE</strong> <strong>Model</strong> <strong>Internals</strong> <strong>and</strong> <strong>Interfaces</strong><strong>LTE</strong> MAC Implementation Overview: UE•Process model lte_ue_as.pr.m• Child process model lte_rach.pr.m h<strong>and</strong>les r<strong>and</strong>om access procedureexclusively• SR/BSR – all functions in the same process model• Grant processing – all functions in the same process model• UE uses the same scheduler as the eNodeB to “fill” its grants from variousradio bearer queues• HARQ functionality – some functionality in harq_support.ex.c <strong>and</strong> some in thesame process model• RLC functionality: RLC functions are called from this process model• Downlink received data processing – all functions in the same process modelCONFIDENTIAL ─ RESTRICTED ACCESS: This information may not be disclosed, copied, or transmitted in any format without the prior written consent of OPNET Technologies, Inc. © 2010 OPNET Technologies, Inc.43
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