Improving BER performance with a BICM system of 3D-turbo code and rotated mapping QAM

Rugui Yao, Lu Li, Juan Xu, Fanqi Gao, Yongjia Zhu

科研成果: 书/报告/会议事项章节会议稿件同行评审

1 引用 (Scopus)

摘要

Classical Turbo code suffers from high error floor due to its small minimum Hamming distance (MHD). Newly-proposed 3D-Turbo code can effectively increase the MHD and achieve a lower error floor by adding a rate-1 post encoder, through which part of the parity bits from the classical Turbo encoder are further encoded. In this paper, a novel bit-interleaved coded modulation (BICM) system is proposed by combining rotated mapping QAM and 3D-Turbo code to effectively improve the performance of 3D-Turbo code over Raleigh fading channels. A 2D iterative soft demodulating-decoding algorithm is developed for the proposed BICM system. Simulation results show that the proposed system can obtain about 0.8-1.0 dB gain at bit error rate (BER) of 10-6, compared with the existing BICM system with Gray mapping QAM.

源语言英语
主期刊名2015 IEEE 26th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications, PIMRC 2015
出版商Institute of Electrical and Electronics Engineers Inc.
451-455
页数5
ISBN(电子版)9781467367820
DOI
出版状态已出版 - 1 12月 2015
活动26th IEEE Annual International Symposium on Personal, Indoor, and Mobile Radio Communications, PIMRC 2015 - Hong Kong, 中国
期限: 30 8月 20152 9月 2015

出版系列

姓名IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC
2015-December

会议

会议26th IEEE Annual International Symposium on Personal, Indoor, and Mobile Radio Communications, PIMRC 2015
国家/地区中国
Hong Kong
时期30/08/152/09/15

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