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Radio resource allocation in OFDM-based cooperative relaying networks for a mixture of elastic and streaming traffic

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Radio resource allocation in OFDM-based cooperative relaying networks for a mixture of elastic and streaming traffic. / Mokari, Nader; Navaie, Keivan.

In: IET Communications, Vol. 5, No. 8, 20.05.2011, p. 1083-1089.

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@article{715537f9157e4adaacb4a7896e35b1fc,
title = "Radio resource allocation in OFDM-based cooperative relaying networks for a mixture of elastic and streaming traffic",
abstract = "In this study, the authors formulate the optimal radio resource allocation for OFDM-based relay networks with heterogeneous delay requirements. The authors consider streaming traffic that requires a maximum guaranteed average delay and elastic traffic with flexible rate requirements. The main objective is to maximise the total transmission rate of elastic users, while average delay constraint for streaming traffic is satisfied. In the proposed formulation we also consider transmit power constraint for the base station as well as each relay. The authors then propose an algorithm based on dual approach to find the optimum subcarrier, relay assignment and power allocation. Using simulations, the authors evaluate the impact of streaming traffic on the total rate of elastic users for different number of relays and various power constraints.",
keywords = "MULTIUSER OFDM, SYSTEMS",
author = "Nader Mokari and Keivan Navaie",
year = "2011",
month = may
day = "20",
doi = "10.1049/iet-com.2010.0319",
language = "English",
volume = "5",
pages = "1083--1089",
journal = "IET Communications",
issn = "1751-8628",
publisher = "Institution of Engineering and Technology",
number = "8",

}

RIS

TY - JOUR

T1 - Radio resource allocation in OFDM-based cooperative relaying networks for a mixture of elastic and streaming traffic

AU - Mokari, Nader

AU - Navaie, Keivan

PY - 2011/5/20

Y1 - 2011/5/20

N2 - In this study, the authors formulate the optimal radio resource allocation for OFDM-based relay networks with heterogeneous delay requirements. The authors consider streaming traffic that requires a maximum guaranteed average delay and elastic traffic with flexible rate requirements. The main objective is to maximise the total transmission rate of elastic users, while average delay constraint for streaming traffic is satisfied. In the proposed formulation we also consider transmit power constraint for the base station as well as each relay. The authors then propose an algorithm based on dual approach to find the optimum subcarrier, relay assignment and power allocation. Using simulations, the authors evaluate the impact of streaming traffic on the total rate of elastic users for different number of relays and various power constraints.

AB - In this study, the authors formulate the optimal radio resource allocation for OFDM-based relay networks with heterogeneous delay requirements. The authors consider streaming traffic that requires a maximum guaranteed average delay and elastic traffic with flexible rate requirements. The main objective is to maximise the total transmission rate of elastic users, while average delay constraint for streaming traffic is satisfied. In the proposed formulation we also consider transmit power constraint for the base station as well as each relay. The authors then propose an algorithm based on dual approach to find the optimum subcarrier, relay assignment and power allocation. Using simulations, the authors evaluate the impact of streaming traffic on the total rate of elastic users for different number of relays and various power constraints.

KW - MULTIUSER OFDM

KW - SYSTEMS

U2 - 10.1049/iet-com.2010.0319

DO - 10.1049/iet-com.2010.0319

M3 - Journal article

VL - 5

SP - 1083

EP - 1089

JO - IET Communications

JF - IET Communications

SN - 1751-8628

IS - 8

ER -