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>Lab 2: Take Away Points•Using the frame generator/scheduler architecture, it is simple tointerface custom schedulers to the software• Interface can be minimized to 1 line in the st<strong>and</strong>ard models code, whileyou implement a whole new scheduler•Using detailed traces <strong>and</strong> statistics, the downlink channel can beanalyzed <strong>and</strong> its impact on the application performance can bereadily explained•Your scheduler function should consider the impact on theDownlink control channel (PDCCH)• Use OPNET’s ability to dynamically resize the PDCCH to implement thescheduler in a way that minimizes the dem<strong>and</strong>s put on PDCCH•Refer to Appendix C if you want to interface differently• OPNET code is very easy to interface to, even if you do not follow ourrecommendationsCONFIDENTIAL ─ 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.59
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