Browsing QMIC Research by Title
Now showing items 1-20 of 182
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A Data-Driven Self-Optimization Solution for Inter-Frequency Mobility Parameters in Emerging Networks
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Densification and multi-band operation means inter-frequency handovers can become a bottleneck for mobile user experience in emerging cellular networks. The challenge is aggravated by the fact that there does not exist a ... -
A Framework to Address Mobility Management Challenges in Emerging Networks
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)The key enablers for emerging cellular networks (such as densification, concurrent operation at multiple bands, and harnessing mmWave spectrum), give birth to a peculiar set of new network management challenges. One such ... -
A game theoretic framework for energy efficient deployment and operation of heterogeneous LTE networks
( IEEE , 2013 , Conference Paper)In this paper, a game theoretical framework for energy efficient operation of heterogeneous LTE cellular networks is proposed. Within this framework, two game theoretic concepts are studied and analyzed. The first approach ... -
A game theoretic framework for green hetnets using D2D traffic offload and renewable energy powered base stations
( IGI Global , 2015 , Book chapter)This chapter investigates the interplay between cooperative device-to-device (D2D) communications and green communications in LTE heterogeneous networks (HetNets). Two game theoretic concepts are studied and analyzed in ... -
A game theoretic framework for green HetNets using D2D traffic offload and renewable energy powered base stations
( IGI Global , 2016 , Book chapter)This chapter investigates the interplay between cooperative device-to-device (D2D) communications and green communications in LTE heterogeneous networks (HetNets). Two game theoretic concepts are studied and analyzed in ... -
A game theoretical approach for cooperative environmentally friendly cellular networks powered by the smart grid
( IEEE , 2014 , Conference Paper)This paper investigates the collaboration between multiple mobile operators to optimize the energy efficiency of cellular networks, maximize their profits or achieve or tradeoff between both objectives. Mobile operators ... -
A generic simulation-based dimensioning approach for planning heterogeneous LTE cellular networks
( IEEE , 2014 , Conference Paper)This paper presents a generic approach for dimensioning LTE/LTE-A cellular networks. Dimensioning is the first step of cellular network planning that determines the approximate number of base stations (BSs) needed to cover ... -
A Generic Spatiotemporal UAV Scheduling Framework for Multi-Event Applications
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)In this paper, a generic scheduling framework to manage a fleet of micro unmanned aerial vehicles (UAVs) is proposed. The objective is to employ multiple UAVs in sequential and parallel ways to cover spatially and temporally ... -
A genetic algorithm solution for the operation of green LTE networks with energy and environment considerations
( Springer , 2012 , Conference Paper)The Base Station (BS) sleeping strategy has become a well-known technique to achieve energy savings in cellular networks by switching off redundant BSs mainly for lightly loaded networks. Besides, the exploitation of ... -
A Hybrid Deep Learning-Based (HYDRA) Framework for Multifault Diagnosis Using Sparse MDT Reports
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Diminishing viability of manual fault diagnosis in the increasingly complex emerging cellular network has motivated research towards artificial intelligence (AI)-based fault diagnosis using the minimization of drive test ... -
A mathematical modeling approach and a novel solution for sector azimuth angle planning
( IEEE , 2014 , Conference Paper)State of the art planning tools rely on intricate simulation models and metaheuristic approaches to determine the optimal azimuth angle of each sector in a system. The process is highly time consuming and the quality of ... -
A modified joint uplink-downlink opportunistic scheduling for Quality of Service guarantees
( IEEE , 2013 , Conference Paper)Quality of Service (QoS) is a very important metric in wireless communication systems, where both Uplink (UL) and Downlink (DL) connections request strict QoS demands in terms of rate, delay, etc. for their proper operation. ... -
A new MAC design in LTE for MIMO multiuser schemes
( IEEE , 2013 , Conference Paper)Long Term Evolution (LTE) supports closed-loop Multiple Input Multiple Output (MIMO) techniques, as a mechanism to improve system performance. An open topic since the appearance of MIMO is whether the feedback load, that ... -
A novel Cloudlet-based communication framework for resource-constrained devices
( Association for Computing Machinery , 2018 , Conference Paper)In this paper, we present a new emerging technology for building mobility-enhanced and small-scaled mobile to cloud applications called Cloudlet. We address the reliability challenges in affording a powerful computing ... -
A novel energy saving MIMO mechanism in LTE systems
( Institute of Electrical and Electronics Engineers Inc. , 2013 , Conference Paper)Long Term Evolution (LTE) supports closed-loop MIMO techniques to improve its performance, but in order to exploit multiuser MIMO channel capabilities, the design of an efficient MAC scheme that supports Multiuser MIMO is ... -
A practical approach for base station on/off switching in green LTE-A HetNets
( IEEE , 2014 , Conference Paper)This paper describes a method for BS on/off switching in LTE-Advanced (LTE-A). The proposed method uses information exchanged between base stations (BSs) on the X2 interface in order to determine the BSs that should be ... -
A time-varied probabilistic ON/OFF switching algorithm for cellular networks
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)In this letter, we develop a time-varied probabilistic on/off switching planning method for cellular networks to reduce their energy consumption. It consists in a risk-aware optimization approach that takes into consideration ... -
A top-down approach for building realistic reference scenarios and simulation framework for LTE C-V2X communications
( Elsevier , 2023 , Article)Many vehicle-to-everything (V2X) applications and use cases require their feasibility to be simulated, tested, and validated in realistic traffic scenarios and under various network conditions before real-time testbed ... -
A Zero-Touch Network Service Management Approach Using AI-Enabled CDR Analysis
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)The detection of cells with sub-optimal performance and the identification of the root-cause of such performance is a crucial and challenging task in Network Performance Management (NPM). The contemporary NPM approaches, ... -
Achievable Rates of UAV-Relayed Cooperative Cognitive Radio MIMO Systems
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)We study the achievable rate of an uplink MIMO cognitive radio system where the primary user (PU) and the secondary user (SU) aim to communicate to the closest primary base station (BS) via a multi-access channel through ...