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IEICE TRANSACTIONS on Communications

Open Access
Compensation of Transmitter Memory Nonlinearity by Post-Reception Blind Nonlinear Compensator with FDE

Yasushi YAMAO, Tetsuki TANIGUCHI, Hiroki ITO

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Summary :

High-accuracy wideband signal transmission is essential for 5G and Beyond wireless communication systems. Memory nonlinearity in transmitters is a serious issue for the goal, because it deteriorates the quality of signal and lowers the system performance. This paper studies a post-reception nonlinear compensation (PRC) schemes consisting of frequency domain equalizers (FDEs) and a blind nonlinear compensator (BNLC). A frequency-domain memory nonlinearity modeling approach is employed, and several PRC configurations with FDEs and BNLC are evaluated through computer simulations. It is concluded that the proposed PRC schemes can effectively compensate memory nonlinearity in wideband transmitters via frequency-selective propagation channel. By implementing the PRC in a base station, uplink performance will be enhanced without any additional cost and power consumption in user terminals.

Publication
IEICE TRANSACTIONS on Communications Vol.E106-B No.7 pp.595-602
Publication Date
2023/07/01
Publicized
2023/01/11
Online ISSN
1745-1345
DOI
10.1587/transcom.2022EBT0004
Type of Manuscript
PAPER
Category
Wireless Communication Technologies

Authors

Yasushi YAMAO
  The University of Electro-Communications
Tetsuki TANIGUCHI
  The University of Electro-Communications
Hiroki ITO
  The University of Electro-Communications

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