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mca 18(14): e1

Research Article

LDPC encoding performances for fading suppression in MIMO-CDMA wireless networks

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  • @ARTICLE{10.4108/eai.10-7-2018.155052,
        author={Ioana Marcu and Carmen Voicu and Simona V. Halunga and Radu Preda},
        title={LDPC encoding performances for fading suppression in MIMO-CDMA wireless networks},
        journal={EAI Endorsed Transactions on Mobile Communications and Applications},
        volume={4},
        number={14},
        publisher={EAI},
        journal_a={MCA},
        year={2018},
        month={7},
        keywords={multiuser detection, LDPC, fading suppression, coding gain.},
        doi={10.4108/eai.10-7-2018.155052}
    }
    
  • Ioana Marcu
    Carmen Voicu
    Simona V. Halunga
    Radu Preda
    Year: 2018
    LDPC encoding performances for fading suppression in MIMO-CDMA wireless networks
    MCA
    EAI
    DOI: 10.4108/eai.10-7-2018.155052
Ioana Marcu1,*, Carmen Voicu1, Simona V. Halunga1, Radu Preda1
  • 1: Telecommunications Dept., Electronics, Telecommunications and Information Technology Faculty, University “Politehnica” of Bucharest, Bucharest, Romania
*Contact email: imarcu@radio.pub.ro

Abstract

In multiuser wireless communication systems, signal recovery, even at low BER is a relevant factor for ensuring a safe and reliable communication. Efforts for interference minimization include multiple analysis of source coding/decoding techniques, channel coding/decoding techniques and multiuser detection algorithms. This paper illustrates the improvement brought by LDPC technique in SS systems when AWGN and Rayleigh/Nakagami-m fading occur on communication channel. Performances are evaluated for different sets of spreading sequences (Walsh-Hadamard, Kasami and PN) and based on the simulation results several conclusions are highlighted and further improvement will be proposed for fading effects reduction and interference minimization.

Keywords
multiuser detection, LDPC, fading suppression, coding gain.
Received
2018-01-08
Accepted
2018-05-12
Published
2018-07-11
Publisher
EAI
http://dx.doi.org/10.4108/eai.10-7-2018.155052

2018Copyright © 2018 Ioana Marcu et al., licensed to EAI. This is an open access article distributed under the terms of theCreative Commons Attribution licence (http://creativecommons.org/licenses/by/3.0/), which permits unlimited use, distribution and reproduction in any medium so long as the original work is properly cited.

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