Search results for: Alagan Anpalagan

Items from 1 to 20 out of 182 results

article

Renewable Energy Assisted Sustainable and Environment Friendly Energy Cooperation in Cellular Networks

Faran Ahmed, Muhammad Naeem, Waleed Ejaz, Muhammad Iqbal, more

Wireless Personal Communications > 2019 > 108 > 4 > 2585-2607

In this paper, an energy cost minimization framework is presented for a green cellular network. The proposed novel energy cooperation scheme ensures optimal energy cooperation among grid-connected green cellular base stations (BSs). The framework is both economical and environment-friendly where the energy is saved by cutting down on the grid energy and sharing surplus green energy among the BSs....

article

Performance of integrated workload scheduling and pre-fetching in multimedia mobile cloud computing

Kaveh Khorramnejad, Lilatul Ferdouse, Ling Guan, Alagan Anpalagan

Journal of Cloud Computing > 2018 > 7 > 1 > 1-14

This paper focuses on an integrated workload scheduling and pre-fetching model in a multimedia mobile cloud computing environment to enhance the performance of response time and reduce the cost to process multimedia data. The response time and cost optimization problems are presented along with the computation resources such as virtual machines (VMs) allocation, workload conservation, queueing stability...

article

A unified analytical framework for distributed variable step size LMS algorithms in sensor networks

Muhammad Omer Bin Saeed, Waleed Ejaz, Saad Rehman, Azzedine Zerguine, more

Telecommunication Systems > 2018 > 69 > 4 > 447-459

Internet of Things (IoT) is helping to create a smart world by connecting sensors in a seamless fashion. With the forthcoming fifth generation (5G) wireless communication systems, IoT is becoming increasingly important since 5G will be an important enabler for the IoT. Sensor networks for IoT are increasingly used in diverse areas, e.g., in situational and location awareness, leading to proliferation...

article

Adaptive Management of Cognitive Radio Networks Employing Femtocells

Anwer Al-Dulaimi, Alagan Anpalagan, Saba Al-Rubaye, Qiang Ni

IEEE Systems Journal > 2017 > 11 > 4 > 2687 - 2698

Network planning and management are challenging issues in a two-tier network. Tailoring to cognitive radio networks (CRNs), network operations and transmissions become more challenging due to the dynamic spectrum availability. This paper proposes an adaptive network management system that provides switching between different CRN management structures in response to the spectrum availability and changes...

article

Dynamic Spectrum Access in Time-Varying Environment: Distributed Learning Beyond Expectation Optimization

Yuhua Xu, Jinlong Wang, Qihui Wu, Jianchao Zheng, more

IEEE Transactions on Communications > 2017 > 65 > 12 > 5305 - 5318

This paper investigates the problem of dynamic spectrum access for canonical wireless networks, in which the channel states are time-varying. In the most existing work, the commonly used optimization objective is to maximize the expectation of a certain metric (e.g., throughput or achievable rate). However, it is realized that expectation alone is not enough since some applications are sensitive to...

article

A Hierarchical Learning Solution for Anti-Jamming Stackelberg Game With Discrete Power Strategies

Luliang Jia, Fuqiang Yao, Youming Sun, Yuhua Xu, more

IEEE Wireless Communications Letters > 2017 > 6 > 6 > 818 - 821

This letter investigates the anti-jamming problem with discrete power strategies, and then a Stackelberg game is formulated to model the competitive interactions between the user and jammer. Specifically, the user acts as the leader, whereas the jammer is the follower. Based on their own utilities, the user and jammer select their power strategies and determine their respective optimal strategies...

article

Superposition Modulation-Based Cooperation for Oversampled OFDM Signals

Alireza Rahmati, Kaamran Raahemifar, Alagan Anpalagan, Theodoros A. Tsiftsis, more

IEEE Transactions on Communications > 2017 > 65 > 11 > 4791 - 4802

This paper proposes an iterative detector for uncoded OFDM signals in cooperative networks, where the information symbols are simply partitioned through a time-domain matrix at the OFDM transmitter. We analytically show that our proposed iterative detector at the partner node converges and can completely recover the user’s data from its partitioned version, if sufficient redundancy is inserted in...

article

Multi-objective optimization for spectrum sharing in cognitive radio networks: A review

Muhammad Rashid Ramzan, Nadia Nawaz, Ashfaq Ahmed, Muhammad Naeem, more

Pervasive and Mobile Computing > 2017 > 41 > C > 106-131

Due to advancements in the wireless networking technologies, a lot of new wireless services are demanding the radio spectrum for their usage. The radio spectrum is considered as a limited natural resource for radio communications, and it became crowded. In fact, this resource is not limited, rather the scarcity of the radio spectrum arises because of inefficient and fixed utilization of this valuable...

article

Cross Layer Optimization for ZigBee-Based Transmission Line Monitoring and Data Collection

Faranak Dowlatdad, Fatima Hussain, Muhammad Naeem, Alagan Anpalagan

Wireless Personal Communications > 2018 > 98 > 1 > 1413-1433

A hybrid network architecture comprised of wireless sensor networks and cellular network is considered to monitor the high voltage transmission lines (HVTL). Corona noise is one of the sources of electromagnetic interference in HVTL. Automatic repeat request (ARQ) is utilized to increase the system reliability and to reduce the errors due to impulsive Corona noise. By using ARQ, link reliability is...

article

A genetic algorithm-based method for optimizing the energy consumption and performance of multiprocessor systems

Anju S. Pillai, Kaumudi Singh, Vijayalakshmi Saravanan, Alagan Anpalagan, more

Soft Computing > 2018 > 22 > 10 > 3271-3285

In a multiprocessor system, scheduling is an NP-hard problem, and solving it using conventional techniques demands the support of evolutionary algorithms such as genetic algorithms (GAs). Handling the energy consumption issues, while delivering the desired performance for a system, is also a challenging task. In order to achieve these goals, this paper proposes a GA-based method for optimizing the...

article

Swarm Intelligence Based Resource Management for Cooperative Cognitive Radio Network in Smart Hospitals

Muhammad Iqbal, Muhammad Naeem, Ashfaq Ahmed, Muhammad Awais, more

Wireless Personal Communications > 2018 > 98 > 1 > 571-592

Intelligent and efficient wireless sensor devices (IEWSD) can greatly facilitate the working of paramedic staff in next generation health care facilities. The wireless network of IEWSDs is composed of tiny low power sensor devices (TLPSD), personal wireless hubs (PWH) and wireless receivers. High proliferation of these IEWSDs into new generation of health care centers has culminated numerous challenges...

article

Sustainable Green Networking and Computing in 5G Systems

Lin Chen, Lingjie Duan, Alagan Anpalagan, Octavia A. Dobre, more

IEEE Wireless Communications > 2017 > 24 > 4 > 12 - 13

The articles in this special section focus on the design of 5G mobile communication networks that deploy the development of green and sustainable networking and computing protocols.

chapter

Traffic offloading problem in two-tier HetNets with D2D support for emergency communications

Anirudh Ravichandran, Ali Alnoman, Nitin Sharma, Alagan Anpalagan

2017 IEEE Canada International Humanitarian Technology Conference (IHTC) > 128 - 132

2017 IEEE Canada International Humanitarian Technology Conference (IHTC)

In emergency situations such as catastrophes, the cellular infrastructure can be partially or totally damaged. For rescue teams to transmit and receive on-sight reports using live video and high quality images, the provisioning of seamless coverage with high data rates is inevitable. As cellular networks continue to evolve into more heterogeneous structures regarding the size of deployed cells, the...

chapter

On D2D communications for public safety applications

Ali Alnoman, Alagan Anpalagan

2017 IEEE Canada International Humanitarian Technology Conference (IHTC) > 124 - 127

2017 IEEE Canada International Humanitarian Technology Conference (IHTC)

Providing seamless wireless coverage is essential for maintaining reliable communications in cellular networks. However, in extraordinary circumstances such as catastrophes, cellular infrastructure could be severely damaged; therefore, coverage is lost. For this reason, device-to-device (D2D) communication emerged as a promising technology to maintain wireless connectivity especially for search and...

article

Interference and throughput aware resource allocation for multi-class D2D in 5G networks

Lilatul Ferdouse, Waleed Ejaz, Kaamran Raahemifar, Alagan Anpalagan, more

IET Communications > 2017 > 11 > 8 > 1241 - 1250

This study examines subcarrier and optimal power allocation in orthogonal frequency division multiple access based 5G device-to-device (D2D) networks. To improve spectrum efficiency, D2D users share same subcarriers with the legacy users using underlay approach. In this approach, it is challenging to design an efficient subcarrier and power allocation method for D2D networks which guarantees the quality...

chapter

A Semi-Markov Decision Model-based brokering mechanism for mobile cloud market

Glaucio H. S. Carvalho, Isaac Woungang, Alagan Anpalagan, Elena Degtiareva, more

2017 IEEE International Conference on Communications (ICC) > 1 - 6

ICC 2017 - 2017 IEEE International Conference on Communications

As the multitude and complexity of the cloud market increases, the evaluation and selection of cloud services becomes a burdensome task for the users. With the extraordinary rise of available services from various Cloud Service Providers (CSPs), the role of cloud brokers has become more and more important. This paper proposes an optimal cloud broker model to address the challenge of optimally allocating...

article

Intercloud and HetNet for Mobile Cloud Computing in 5G Systems: Design Issues, Challenges, and Optimization

Glaucio H.S. Carvalho, Isaac Woungang, Alagan Anpalagan, Muhammad Jaseemuddin, more

IEEE Network > 2017 > 31 > 3 > 80 - 89

Emerging 5G systems will feature a closer collaboration between mobile network operators and cloud service providers to meet the communication and computational requirements of modern mobile applications and services in a mobile cloud computing (MCC) environment. In this article, we show how the marriage between heterogeneous wireless networks (HetNets) and multiple clouds (a collection of which is...

article

Resource Allocation Schemes in D2D Communications: Overview, Classification, and Challenges

Shuo Yu, Waleed Ejaz, Ling Guan, Alagan Anpalagan

Wireless Personal Communications > 2017 > 96 > 1 > 303-322

Device-to-Device (D2D) communications is predicted to be a major part of 5G wireless communications due to its benefits such as flexible connectivity and unloading of traffic burden off the cellular networks. However, interference scenarios in D2D communications are usually more complicated than conventional wireless communications, e.g., spectrum reuse is commonly involved in D2D communications,...

article

Simultaneous Power and Subchannel Allocation in Interference Limited OFDM-Based Cognitive Radio Network with Quality of Service Considerations

Nitin Sharma, Divyakumar Badheka, Alagan Anpalagan

Wireless Personal Communications > 2017 > 96 > 2 > 1691-1710

Despite the ever increasing demand for radio spectrum we are not able to achieve complete efficiency in utilizing the spectrum. The spectrum itself being restricted can only accommodate limited number of users. Therefore, it is very critical to efficiently utilize it. Cognitive radio is perceived as a crucial mechanism for improving spectral efficiency. In this paper we focus on allocating resources...

article

Wavelet-based cognitive SCMA system for mmWave 5G communication networks

Haleh Hosseini, Alagan Anpalagan, Kaamran Raahemifar, Serhat Erkucuk

IET Communications > 2017 > 11 > 6 > 831 - 836

Fifth generation (5G) communication networks can achieve high spectral efficiency using sparse code multiple access (SCMA) scheme when large number of users are trying to transmit their data simultaneously. The sparsity of SCMA codewords offers the possibility of applying a low-complexity message passing algorithm as an alternative to maximum likelihood detector. However, the requirement of densely...

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INFONA - science communication portal

Search results for: Alagan Anpalagan

Renewable Energy Assisted Sustainable and Environment Friendly Energy Cooperation in Cellular Networks

Performance of integrated workload scheduling and pre-fetching in multimedia mobile cloud computing

A unified analytical framework for distributed variable step size LMS algorithms in sensor networks

Adaptive Management of Cognitive Radio Networks Employing Femtocells

Dynamic Spectrum Access in Time-Varying Environment: Distributed Learning Beyond Expectation Optimization

A Hierarchical Learning Solution for Anti-Jamming Stackelberg Game With Discrete Power Strategies

Superposition Modulation-Based Cooperation for Oversampled OFDM Signals

Multi-objective optimization for spectrum sharing in cognitive radio networks: A review

Cross Layer Optimization for ZigBee-Based Transmission Line Monitoring and Data Collection

A genetic algorithm-based method for optimizing the energy consumption and performance of multiprocessor systems

Swarm Intelligence Based Resource Management for Cooperative Cognitive Radio Network in Smart Hospitals

Sustainable Green Networking and Computing in 5G Systems

Traffic offloading problem in two-tier HetNets with D2D support for emergency communications

On D2D communications for public safety applications

Interference and throughput aware resource allocation for multi-class D2D in 5G networks

A Semi-Markov Decision Model-based brokering mechanism for mobile cloud market

Intercloud and HetNet for Mobile Cloud Computing in 5G Systems: Design Issues, Challenges, and Optimization

Resource Allocation Schemes in D2D Communications: Overview, Classification, and Challenges

Simultaneous Power and Subchannel Allocation in Interference Limited OFDM-Based Cognitive Radio Network with Quality of Service Considerations

Wavelet-based cognitive SCMA system for mmWave 5G communication networks

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