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Full-duplex mobile device: Pushing the limits

Tutkimustuotosvertaisarvioitu

Standard

Full-duplex mobile device : Pushing the limits. / Korpi, Dani; Tamminen, Joose; Turunen, Matias; Huusari, Timo; Choi, Yang Seok; Anttila, Lauri; Talwar, Shilpa; Valkama, Mikko.

julkaisussa: IEEE Communications Magazine, Vuosikerta 54, Nro 9, 01.09.2016, s. 80-87.

Tutkimustuotosvertaisarvioitu

Harvard

Korpi, D, Tamminen, J, Turunen, M, Huusari, T, Choi, YS, Anttila, L, Talwar, S & Valkama, M 2016, 'Full-duplex mobile device: Pushing the limits', IEEE Communications Magazine, Vuosikerta. 54, Nro 9, Sivut 80-87. https://doi.org/10.1109/MCOM.2016.7565192

APA

Korpi, D., Tamminen, J., Turunen, M., Huusari, T., Choi, Y. S., Anttila, L., ... Valkama, M. (2016). Full-duplex mobile device: Pushing the limits. IEEE Communications Magazine, 54(9), 80-87. https://doi.org/10.1109/MCOM.2016.7565192

Vancouver

Korpi D, Tamminen J, Turunen M, Huusari T, Choi YS, Anttila L et al. Full-duplex mobile device: Pushing the limits. IEEE Communications Magazine. 2016 syys 1;54(9):80-87. https://doi.org/10.1109/MCOM.2016.7565192

Author

Korpi, Dani ; Tamminen, Joose ; Turunen, Matias ; Huusari, Timo ; Choi, Yang Seok ; Anttila, Lauri ; Talwar, Shilpa ; Valkama, Mikko. / Full-duplex mobile device : Pushing the limits. Julkaisussa: IEEE Communications Magazine. 2016 ; Vuosikerta 54, Nro 9. Sivut 80-87.

Bibtex - Lataa

@article{45f47d8a042244aeb90b3910e7a51551,
title = "Full-duplex mobile device: Pushing the limits",
abstract = "In this article, we address the challenges of transmitter-receiver isolation in mobile full-duplex devices, building on shared-antenna-based transceiver architecture. First, self-adaptive analog RF cancellation circuitry is required, since the ability to track time-varying self-interference coupling characteristics is of utmost importance in mobile devices. In addition, novel adaptive nonlinear DSP methods are also required for final self-interference suppression at digital baseband, since mobile-scale devices typically operate under highly nonlinear low-cost RF components. In addition to describing the above kind of advanced circuit and signal processing solutions, comprehensive RF measurement results from a complete demonstrator implementation are also provided, evidencing beyond 40 dB of active RF cancellation over an 80 MHz waveform bandwidth with a highly nonlinear transmitter power amplifier. Measured examples also demonstrate the good self-healing characteristics of the developed control loop against fast changes in the coupling channel. Furthermore, when complemented by nonlinear digital cancellation processing, the residual self-interference level is pushed down to the noise floor of the demonstration system, despite the harsh nonlinear nature of the self-interference. These findings indicate that deploying the full-duplex principle can indeed also be feasible in mobile devices, and thus be one potential technology in, for example, 5G and beyond radio systems.",
author = "Dani Korpi and Joose Tamminen and Matias Turunen and Timo Huusari and Choi, {Yang Seok} and Lauri Anttila and Shilpa Talwar and Mikko Valkama",
year = "2016",
month = "9",
day = "1",
doi = "10.1109/MCOM.2016.7565192",
language = "English",
volume = "54",
pages = "80--87",
journal = "IEEE Communications Magazine",
issn = "0163-6804",
publisher = "IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC",
number = "9",

}

RIS (suitable for import to EndNote) - Lataa

TY - JOUR

T1 - Full-duplex mobile device

T2 - Pushing the limits

AU - Korpi, Dani

AU - Tamminen, Joose

AU - Turunen, Matias

AU - Huusari, Timo

AU - Choi, Yang Seok

AU - Anttila, Lauri

AU - Talwar, Shilpa

AU - Valkama, Mikko

PY - 2016/9/1

Y1 - 2016/9/1

N2 - In this article, we address the challenges of transmitter-receiver isolation in mobile full-duplex devices, building on shared-antenna-based transceiver architecture. First, self-adaptive analog RF cancellation circuitry is required, since the ability to track time-varying self-interference coupling characteristics is of utmost importance in mobile devices. In addition, novel adaptive nonlinear DSP methods are also required for final self-interference suppression at digital baseband, since mobile-scale devices typically operate under highly nonlinear low-cost RF components. In addition to describing the above kind of advanced circuit and signal processing solutions, comprehensive RF measurement results from a complete demonstrator implementation are also provided, evidencing beyond 40 dB of active RF cancellation over an 80 MHz waveform bandwidth with a highly nonlinear transmitter power amplifier. Measured examples also demonstrate the good self-healing characteristics of the developed control loop against fast changes in the coupling channel. Furthermore, when complemented by nonlinear digital cancellation processing, the residual self-interference level is pushed down to the noise floor of the demonstration system, despite the harsh nonlinear nature of the self-interference. These findings indicate that deploying the full-duplex principle can indeed also be feasible in mobile devices, and thus be one potential technology in, for example, 5G and beyond radio systems.

AB - In this article, we address the challenges of transmitter-receiver isolation in mobile full-duplex devices, building on shared-antenna-based transceiver architecture. First, self-adaptive analog RF cancellation circuitry is required, since the ability to track time-varying self-interference coupling characteristics is of utmost importance in mobile devices. In addition, novel adaptive nonlinear DSP methods are also required for final self-interference suppression at digital baseband, since mobile-scale devices typically operate under highly nonlinear low-cost RF components. In addition to describing the above kind of advanced circuit and signal processing solutions, comprehensive RF measurement results from a complete demonstrator implementation are also provided, evidencing beyond 40 dB of active RF cancellation over an 80 MHz waveform bandwidth with a highly nonlinear transmitter power amplifier. Measured examples also demonstrate the good self-healing characteristics of the developed control loop against fast changes in the coupling channel. Furthermore, when complemented by nonlinear digital cancellation processing, the residual self-interference level is pushed down to the noise floor of the demonstration system, despite the harsh nonlinear nature of the self-interference. These findings indicate that deploying the full-duplex principle can indeed also be feasible in mobile devices, and thus be one potential technology in, for example, 5G and beyond radio systems.

U2 - 10.1109/MCOM.2016.7565192

DO - 10.1109/MCOM.2016.7565192

M3 - Article

VL - 54

SP - 80

EP - 87

JO - IEEE Communications Magazine

JF - IEEE Communications Magazine

SN - 0163-6804

IS - 9

ER -