Abstract

This paper proposed a new downlink scheduling algorithm based on the Quality of Service(QoS) Long Term Evolution(LTE),because the existing scheduling algorithms cannot satisfy the needs of multi-users'real-time services and non real-time services and have large amount of calculation.This algorithm introduced a balance factor on the basis of Modified Largest Weighted Delay First(M-LWDF) algorithm.In addition,the users' reported Channel Quality Indicator(CQI) directly replaced the instantaneous speed.The simulation results show that the proposed algorithm can reduce the computational complexity,when users'number added to 45,packet loss rate fell by 6.71%,the system overall throughput increased by 12.91% on the premise of fairness.

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