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Nonlinear self-interference cancellation in MIMO full-duplex transceivers under crosstalk

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Nonlinear self-interference cancellation in MIMO full-duplex transceivers under crosstalk. / Korpi, Dani; Anttila, Lauri; Valkama, Mikko.

In: Eurasip Journal on Wireless Communications and Networking, Vol. 2017, No. 1, 02.2017, p. 24.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Korpi, D, Anttila, L & Valkama, M 2017, 'Nonlinear self-interference cancellation in MIMO full-duplex transceivers under crosstalk', Eurasip Journal on Wireless Communications and Networking, vol. 2017, no. 1, pp. 24. https://doi.org/10.1186/s13638-017-0808-4

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Korpi, Dani ; Anttila, Lauri ; Valkama, Mikko. / Nonlinear self-interference cancellation in MIMO full-duplex transceivers under crosstalk. In: Eurasip Journal on Wireless Communications and Networking. 2017 ; Vol. 2017, No. 1. pp. 24.

Bibtex - Download

@article{c62f30720657403ca6ee044dd928e3cd,
title = "Nonlinear self-interference cancellation in MIMO full-duplex transceivers under crosstalk",
abstract = "This paper presents a novel digital self-interference canceller for an inband multiple-input-multiple-output (MIMO) full-duplex radio. The signal model utilized by the canceller is capable of modeling the in-phase quadrature (IQ) imbalance, the nonlinearity of the transmitter power amplifier, and the crosstalk between the transmitters, thereby being the most comprehensive signal model presented thus far within the full-duplex literature. Furthermore, it is also shown to be valid for various different radio frequency (RF) cancellation solutions. In addition to this, a novel complexity reduction scheme for the digital canceller is also presented. It is based on the widely known principal component analysis, which is used to generate a transformation matrix for controlling the number of parameters in the canceller. Extensive waveform simulations are then carried out, and the obtained results confirm the high performance of the proposed digital canceller under various circuit imperfections. The complexity reduction scheme is also shown to be capable of removing up to 65{\%} of the parameters in the digital canceller, thereby significantly reducing its computational requirements.",
author = "Dani Korpi and Lauri Anttila and Mikko Valkama",
year = "2017",
month = "2",
doi = "10.1186/s13638-017-0808-4",
language = "English",
volume = "2017",
pages = "24",
journal = "Eurasip Journal on Wireless Communications and Networking",
issn = "1687-1472",
publisher = "Springer Verlag",
number = "1",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Nonlinear self-interference cancellation in MIMO full-duplex transceivers under crosstalk

AU - Korpi, Dani

AU - Anttila, Lauri

AU - Valkama, Mikko

PY - 2017/2

Y1 - 2017/2

N2 - This paper presents a novel digital self-interference canceller for an inband multiple-input-multiple-output (MIMO) full-duplex radio. The signal model utilized by the canceller is capable of modeling the in-phase quadrature (IQ) imbalance, the nonlinearity of the transmitter power amplifier, and the crosstalk between the transmitters, thereby being the most comprehensive signal model presented thus far within the full-duplex literature. Furthermore, it is also shown to be valid for various different radio frequency (RF) cancellation solutions. In addition to this, a novel complexity reduction scheme for the digital canceller is also presented. It is based on the widely known principal component analysis, which is used to generate a transformation matrix for controlling the number of parameters in the canceller. Extensive waveform simulations are then carried out, and the obtained results confirm the high performance of the proposed digital canceller under various circuit imperfections. The complexity reduction scheme is also shown to be capable of removing up to 65% of the parameters in the digital canceller, thereby significantly reducing its computational requirements.

AB - This paper presents a novel digital self-interference canceller for an inband multiple-input-multiple-output (MIMO) full-duplex radio. The signal model utilized by the canceller is capable of modeling the in-phase quadrature (IQ) imbalance, the nonlinearity of the transmitter power amplifier, and the crosstalk between the transmitters, thereby being the most comprehensive signal model presented thus far within the full-duplex literature. Furthermore, it is also shown to be valid for various different radio frequency (RF) cancellation solutions. In addition to this, a novel complexity reduction scheme for the digital canceller is also presented. It is based on the widely known principal component analysis, which is used to generate a transformation matrix for controlling the number of parameters in the canceller. Extensive waveform simulations are then carried out, and the obtained results confirm the high performance of the proposed digital canceller under various circuit imperfections. The complexity reduction scheme is also shown to be capable of removing up to 65% of the parameters in the digital canceller, thereby significantly reducing its computational requirements.

U2 - 10.1186/s13638-017-0808-4

DO - 10.1186/s13638-017-0808-4

M3 - Article

VL - 2017

SP - 24

JO - Eurasip Journal on Wireless Communications and Networking

JF - Eurasip Journal on Wireless Communications and Networking

SN - 1687-1472

IS - 1

ER -