Home > Research > Publications & Outputs > A Selective Delayed Channel Access (SDCA) for t...

Research

Associated organisational units

Links

Text available via DOI:

View graph of relations

A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

Published

Standard

A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n. / Skordoulis, Dionysios; Ni, Qiang; C. Zarakovitis, Charilaos.
Wireless Communications and Networking Conference, 2009. WCNC 2009. IEEE. New York: IEEE, 2009. p. 1173-1178.

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

Harvard

Skordoulis, D, Ni, Q & C. Zarakovitis, C 2009, A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n. in Wireless Communications and Networking Conference, 2009. WCNC 2009. IEEE. IEEE, New York, pp. 1173-1178, IEEE Wireless Communications and Networking Conference, Budapest, 5/04/09. https://doi.org/10.1109/WCNC.2009.4917544

APA

Skordoulis, D., Ni, Q., & C. Zarakovitis, C. (2009). A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n. In Wireless Communications and Networking Conference, 2009. WCNC 2009. IEEE (pp. 1173-1178). IEEE. https://doi.org/10.1109/WCNC.2009.4917544

Vancouver

Skordoulis D, Ni Q, C. Zarakovitis C. A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n. In Wireless Communications and Networking Conference, 2009. WCNC 2009. IEEE. New York: IEEE. 2009. p. 1173-1178 doi: 10.1109/WCNC.2009.4917544

Author

Skordoulis, Dionysios ; Ni, Qiang ; C. Zarakovitis, Charilaos. / A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n. Wireless Communications and Networking Conference, 2009. WCNC 2009. IEEE. New York : IEEE, 2009. pp. 1173-1178

Bibtex

@inproceedings{7636c762777a4169b6ae47229f1c0f3a,
title = "A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n",
abstract = "In this paper we investigate the potential benefits of a selective delayed channel access algorithm (SDCA) for the future IEEE 802.11n based high-throughput networks. The proposed solution aims to resolve the poor channel utilization and the low efficiency that EDCA's high priority stations adhere due to shorter waiting times and consequently to the network's degrading overall end performance. The algorithm functions at the MAC level where it delays the packets from being transmitted by postponing the channel access request, based on their traffic characteristics. As a result, the flow's average aggregate size increases and consequently so is the channel efficiency. However, in some situations we notice that further deferring has a negative impact with TCP applications, thus we further introduce a traffic awareness feature that allows the algorithm to distinguish which flows are using the TCP protocol and override any additional MAC delay. We validate through various simulations that SDCA improves throughput significantly and maximizes channel utilization.",
author = "Dionysios Skordoulis and Qiang Ni and {C. Zarakovitis}, Charilaos",
year = "2009",
doi = "10.1109/WCNC.2009.4917544",
language = "English",
isbn = "978-1-4244-2947-9",
pages = "1173--1178",
booktitle = "Wireless Communications and Networking Conference, 2009. WCNC 2009. IEEE",
publisher = "IEEE",
note = "IEEE Wireless Communications and Networking Conference ; Conference date: 05-04-2009 Through 08-04-2009",

}

RIS

TY - GEN

T1 - A Selective Delayed Channel Access (SDCA) for the high-throughput IEEE 802.11n

AU - Skordoulis, Dionysios

AU - Ni, Qiang

AU - C. Zarakovitis, Charilaos

PY - 2009

Y1 - 2009

N2 - In this paper we investigate the potential benefits of a selective delayed channel access algorithm (SDCA) for the future IEEE 802.11n based high-throughput networks. The proposed solution aims to resolve the poor channel utilization and the low efficiency that EDCA's high priority stations adhere due to shorter waiting times and consequently to the network's degrading overall end performance. The algorithm functions at the MAC level where it delays the packets from being transmitted by postponing the channel access request, based on their traffic characteristics. As a result, the flow's average aggregate size increases and consequently so is the channel efficiency. However, in some situations we notice that further deferring has a negative impact with TCP applications, thus we further introduce a traffic awareness feature that allows the algorithm to distinguish which flows are using the TCP protocol and override any additional MAC delay. We validate through various simulations that SDCA improves throughput significantly and maximizes channel utilization.

AB - In this paper we investigate the potential benefits of a selective delayed channel access algorithm (SDCA) for the future IEEE 802.11n based high-throughput networks. The proposed solution aims to resolve the poor channel utilization and the low efficiency that EDCA's high priority stations adhere due to shorter waiting times and consequently to the network's degrading overall end performance. The algorithm functions at the MAC level where it delays the packets from being transmitted by postponing the channel access request, based on their traffic characteristics. As a result, the flow's average aggregate size increases and consequently so is the channel efficiency. However, in some situations we notice that further deferring has a negative impact with TCP applications, thus we further introduce a traffic awareness feature that allows the algorithm to distinguish which flows are using the TCP protocol and override any additional MAC delay. We validate through various simulations that SDCA improves throughput significantly and maximizes channel utilization.

U2 - 10.1109/WCNC.2009.4917544

DO - 10.1109/WCNC.2009.4917544

M3 - Conference contribution/Paper

SN - 978-1-4244-2947-9

SP - 1173

EP - 1178

BT - Wireless Communications and Networking Conference, 2009. WCNC 2009. IEEE

PB - IEEE

CY - New York

T2 - IEEE Wireless Communications and Networking Conference

Y2 - 5 April 2009 through 8 April 2009

ER -