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Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems

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Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems. / Chen, Zhiyong; Ding, Zhiguo; Dai, Xuchu.
In: IEEE Access, Vol. 4, 16.09.2016, p. 4452-4463.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Chen, Z, Ding, Z & Dai, X 2016, 'Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems', IEEE Access, vol. 4, pp. 4452-4463. https://doi.org/10.1109/ACCESS.2016.2598380

APA

Chen, Z., Ding, Z., & Dai, X. (2016). Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems. IEEE Access, 4, 4452-4463. https://doi.org/10.1109/ACCESS.2016.2598380

Vancouver

Chen Z, Ding Z, Dai X. Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems. IEEE Access. 2016 Sept 16;4:4452-4463. Epub 2016 Aug 17. doi: 10.1109/ACCESS.2016.2598380

Author

Chen, Zhiyong ; Ding, Zhiguo ; Dai, Xuchu. / Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems. In: IEEE Access. 2016 ; Vol. 4. pp. 4452-4463.

Bibtex

@article{df77f1bebf5a40ceaaf21190776e501b,
title = "Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems",
abstract = "In this paper, downlink beamforming (BF) for hybrid non-orthogonal multiple access (NOMA) systems is considered, in order to combat inter and intra cluster interference. First, to minimize the inter- and intra-cluster interference, the projection hybrid NOMA (PH-NOMA) BF algorithm is introduced, by combining conventional zero-forcing BF (ZFBF) and hybrid NOMA (H-NOMA) precoding. Second, to further reduce the overall interference, two user pairing algorithms, termed projection-based pairing algorithm (PBPA) and inversion-based pairing algorithm (IBPA), are also proposed, by adopting the properties of quasi-degradation developed previously. Consequently, the proposed BF algorithm is obtained by combining PH-NOMA and PBPA/IBPA. Moreover, the system performance in terms of outage probability and diversity is analyzed for both the proposed BF algorithms and conventional ZFBF. Finally, computer simulations are conducted to demonstrate the efficiency of the proposed BF algorithms and to validate the correctness of the performance analysis.",
author = "Zhiyong Chen and Zhiguo Ding and Xuchu Dai",
year = "2016",
month = sep,
day = "16",
doi = "10.1109/ACCESS.2016.2598380",
language = "English",
volume = "4",
pages = "4452--4463",
journal = "IEEE Access",
issn = "2169-3536",
publisher = "Institute of Electrical and Electronics Engineers Inc.",

}

RIS

TY - JOUR

T1 - Beamforming for combating inter-cluster and intra-cluster interference in hybrid NOMA systems

AU - Chen, Zhiyong

AU - Ding, Zhiguo

AU - Dai, Xuchu

PY - 2016/9/16

Y1 - 2016/9/16

N2 - In this paper, downlink beamforming (BF) for hybrid non-orthogonal multiple access (NOMA) systems is considered, in order to combat inter and intra cluster interference. First, to minimize the inter- and intra-cluster interference, the projection hybrid NOMA (PH-NOMA) BF algorithm is introduced, by combining conventional zero-forcing BF (ZFBF) and hybrid NOMA (H-NOMA) precoding. Second, to further reduce the overall interference, two user pairing algorithms, termed projection-based pairing algorithm (PBPA) and inversion-based pairing algorithm (IBPA), are also proposed, by adopting the properties of quasi-degradation developed previously. Consequently, the proposed BF algorithm is obtained by combining PH-NOMA and PBPA/IBPA. Moreover, the system performance in terms of outage probability and diversity is analyzed for both the proposed BF algorithms and conventional ZFBF. Finally, computer simulations are conducted to demonstrate the efficiency of the proposed BF algorithms and to validate the correctness of the performance analysis.

AB - In this paper, downlink beamforming (BF) for hybrid non-orthogonal multiple access (NOMA) systems is considered, in order to combat inter and intra cluster interference. First, to minimize the inter- and intra-cluster interference, the projection hybrid NOMA (PH-NOMA) BF algorithm is introduced, by combining conventional zero-forcing BF (ZFBF) and hybrid NOMA (H-NOMA) precoding. Second, to further reduce the overall interference, two user pairing algorithms, termed projection-based pairing algorithm (PBPA) and inversion-based pairing algorithm (IBPA), are also proposed, by adopting the properties of quasi-degradation developed previously. Consequently, the proposed BF algorithm is obtained by combining PH-NOMA and PBPA/IBPA. Moreover, the system performance in terms of outage probability and diversity is analyzed for both the proposed BF algorithms and conventional ZFBF. Finally, computer simulations are conducted to demonstrate the efficiency of the proposed BF algorithms and to validate the correctness of the performance analysis.

U2 - 10.1109/ACCESS.2016.2598380

DO - 10.1109/ACCESS.2016.2598380

M3 - Journal article

VL - 4

SP - 4452

EP - 4463

JO - IEEE Access

JF - IEEE Access

SN - 2169-3536

ER -