Indirect learning hybrid memory predistorter based on polynomial and look-up-table

Zheren Long, Hua Wang*, Ning Guan, Nan Wu, Dongxuan He

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

5 引用 (Scopus)

摘要

Baseband predistortion is a popular and efficient method to linearize high power amplifier (HPA) in wireless communication systems. Polynomial (POLY) and look-up-table (LUT) are two methods to design baseband predistorter (PD). However, on the one hand, POLY-based method is complex to implement. On the other hand, LUT-based predistorter suffers convergence time and quantization error problem. In this paper, we propose a hybrid POLY and LUT predistorter for memory nonlinear system in wideband scenarios, it is also suitable for memoryless channel. Simulations show that the proposed hybrid structure outperforms the traditional one with lower complexity.

源语言英语
主期刊名2015 IEEE 81st Vehicular Technology Conference, VTC Spring 2015 - Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781479980888
DOI
出版状态已出版 - 1 7月 2015
活动81st IEEE Vehicular Technology Conference, VTC Spring 2015 - Glasgow, 英国
期限: 11 5月 201514 5月 2015

出版系列

姓名IEEE Vehicular Technology Conference
2015
ISSN(印刷版)1550-2252

会议

会议81st IEEE Vehicular Technology Conference, VTC Spring 2015
国家/地区英国
Glasgow
时期11/05/1514/05/15

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