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MCS selection for throughput improvement in downlink LTE systems

  • Jiancun Fan
  • , Qinye Yin
  • , Geoffrey Ye Li
  • , Bingguang Peng
  • , Xiaolong Zhu
  • Georgia Institute of Technology
  • Xi'an Jiaotong University
  • Huawei Technologies Co., Ltd.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

135 Scopus citations

Abstract

In this paper, we investigate resource block (RB) assignment and modulation-and-coding scheme (MCS) selection to maximize downlink throughput of long-term evolution (LTE) systems, where all RB's assigned to the same user in any given transmission time interval (TTI) must use the same MCS. We develop several effective MCS selection schemes by using the effective packet-level SINR based on exponential effective SINR mapping (EESM), arithmetic mean, geometric mean, and harmonic mean. From both analysis and simulation results, we show that the system throughput of all the proposed schemes are better than that of the scheme in [7]. Furthermore, the MCS selection scheme using harmonic mean based effective packet-level SINR almost reaches the optimal performance and significantly outperforms the other proposed schemes.

Original languageEnglish
Title of host publication2011 20th International Conference on Computer Communications and Networks, ICCCN 2011 - Proceedings
DOIs
StatePublished - 2011
Event2011 20th International Conference on Computer Communications and Networks, ICCCN 2011 - Maui, HI, United States
Duration: 31 Jul 2011 → 4 Aug 2011

Publication series

NameProceedings - International Conference on Computer Communications and Networks, ICCCN
ISSN (Print)1095-2055

Conference

Conference2011 20th International Conference on Computer Communications and Networks, ICCCN 2011
Country/TerritoryUnited States
CityMaui, HI
Period31/07/11 → 4/08/11

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