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Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paper

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Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission. / Le, Tuan A.; Gherkar, Tejas; Nakhai, Mohammad Reza; Navaie, Keivan.

2015 IEEE 81st Vehicular Technology Conference (VTC Spring). IEEE, 2015.

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paper

Harvard

Le, TA, Gherkar, T, Nakhai, MR & Navaie, K 2015, Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission. in 2015 IEEE 81st Vehicular Technology Conference (VTC Spring). IEEE. https://doi.org/10.1109/VTCSpring.2015.7146118

APA

Le, T. A., Gherkar, T., Nakhai, M. R., & Navaie, K. (2015). Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission. In 2015 IEEE 81st Vehicular Technology Conference (VTC Spring) IEEE. https://doi.org/10.1109/VTCSpring.2015.7146118

Vancouver

Le TA, Gherkar T, Nakhai MR, Navaie K. Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission. In 2015 IEEE 81st Vehicular Technology Conference (VTC Spring). IEEE. 2015 https://doi.org/10.1109/VTCSpring.2015.7146118

Author

Le, Tuan A. ; Gherkar, Tejas ; Nakhai, Mohammad Reza ; Navaie, Keivan. / Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission. 2015 IEEE 81st Vehicular Technology Conference (VTC Spring). IEEE, 2015.

Bibtex

@inproceedings{833d3fcc6fa7494cb3dcbd29b18bdd9c,
title = "Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission",
abstract = "Orthogonal frequency division multiple access and coordinated multipoint transmission/reception are two key techniques employed in LTE-Advanced to provide high-speed connectivity to mobile users regardless of their locations within the cells. The combination of the two techniques in a cellular network with large cells however, results in timing asynchronization. This leads to symbol timing offset (STO) and, thus, degrades users' performance. In this paper, we propose a novel user position aware (UPA) algorithm to tackle the timing offset problem by partitioning the coverage area into different zones based on users' received power requirements. Serving base stations in each zone are assigned such that their distances to a user within the zone are bounded. Hence, the time difference of signals arrived at the user is controlled and, therefore, the effect of STO is mitigated. We analyze the performance of the proposed method by deriving bounds on the STO, and signal-to-interference-plus-noise ratio (SINR) in different zones. Simulation results confirm that the proposed UPA algorithm significantly reduces the STO and improves users' SINR.",
author = "Le, {Tuan A.} and Tejas Gherkar and Nakhai, {Mohammad Reza} and Keivan Navaie",
year = "2015",
doi = "10.1109/VTCSpring.2015.7146118",
language = "English",
isbn = "9781479980888",
booktitle = "2015 IEEE 81st Vehicular Technology Conference (VTC Spring)",
publisher = "IEEE",

}

RIS

TY - GEN

T1 - Symbol timing offset mitigation in OFDMA-based CoMP utilizing position aware transmission

AU - Le, Tuan A.

AU - Gherkar, Tejas

AU - Nakhai, Mohammad Reza

AU - Navaie, Keivan

PY - 2015

Y1 - 2015

N2 - Orthogonal frequency division multiple access and coordinated multipoint transmission/reception are two key techniques employed in LTE-Advanced to provide high-speed connectivity to mobile users regardless of their locations within the cells. The combination of the two techniques in a cellular network with large cells however, results in timing asynchronization. This leads to symbol timing offset (STO) and, thus, degrades users' performance. In this paper, we propose a novel user position aware (UPA) algorithm to tackle the timing offset problem by partitioning the coverage area into different zones based on users' received power requirements. Serving base stations in each zone are assigned such that their distances to a user within the zone are bounded. Hence, the time difference of signals arrived at the user is controlled and, therefore, the effect of STO is mitigated. We analyze the performance of the proposed method by deriving bounds on the STO, and signal-to-interference-plus-noise ratio (SINR) in different zones. Simulation results confirm that the proposed UPA algorithm significantly reduces the STO and improves users' SINR.

AB - Orthogonal frequency division multiple access and coordinated multipoint transmission/reception are two key techniques employed in LTE-Advanced to provide high-speed connectivity to mobile users regardless of their locations within the cells. The combination of the two techniques in a cellular network with large cells however, results in timing asynchronization. This leads to symbol timing offset (STO) and, thus, degrades users' performance. In this paper, we propose a novel user position aware (UPA) algorithm to tackle the timing offset problem by partitioning the coverage area into different zones based on users' received power requirements. Serving base stations in each zone are assigned such that their distances to a user within the zone are bounded. Hence, the time difference of signals arrived at the user is controlled and, therefore, the effect of STO is mitigated. We analyze the performance of the proposed method by deriving bounds on the STO, and signal-to-interference-plus-noise ratio (SINR) in different zones. Simulation results confirm that the proposed UPA algorithm significantly reduces the STO and improves users' SINR.

U2 - 10.1109/VTCSpring.2015.7146118

DO - 10.1109/VTCSpring.2015.7146118

M3 - Conference contribution/Paper

SN - 9781479980888

BT - 2015 IEEE 81st Vehicular Technology Conference (VTC Spring)

PB - IEEE

ER -