Browsing by Subject "Mobile telecommunication systems"
Now showing items 21-35 of 35
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Modeling and analysis of HetNet interference using Poisson Cluster Processes
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Future mobile networks are converging towards being heterogeneous, owing to the co-existence of multi-tier networks within the same geographical area, including macro, pico- and femto-cells. The deployment of such networks ... -
Modeling Heterogeneous Cellular Networks Interference Using Poisson Cluster Processes
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)Future mobile networks are converging toward heterogeneous multitier networks, where macro-, pico-, and femto-cells are randomly deployed based on user demand. A popular approach for analyzing heterogeneous networks (HetNets) ... -
Modelling and performance analysis of 3-D heterogeneous cellular networks
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)Cellular networks are usually described by two-dimensional (2-D) models. These models are appropriate for rural or suburban areas but are not suitable for dense urban environments, where a large number of heterogeneous ... -
Modified QR-D and MMSE PMI selection technique for MIMO closed loop spatial multiplexing in LTE/LTE-advanced
(2013 , Conference Paper)Limited feedback closed-loop spatial multiplexing evolved as an attractive technique during the development of Multi Input Multi Output (MIMO) in Long Term Evolution (LTE). Spatial multiplexing involves transmitting ... -
On the design of relay-assisted primary-secondary networks
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)The use of N cognitive relays to assist primary and secondary transmissions in a time-slotted cognitive setting with one primary user (PU) and one secondary user (SU) is investigated. An overlapped spectrum sensing strategy ... -
On the detection and estimation of correlated signal using circular antenna arrays
( IEEE , 2011 , Conference Paper)This paper presents the design and analysis of smart antenna systems used for the detection and estimation of correlated radio signals encountered in multipath environments using circular antenna arrays. The MUSIC algorithm ... -
On the group proportional fairness of frequency domain resource allocation in L-SC-FDMA based LTE uplink
( IEEE , 2010 , Conference Paper)Localized single carrier frequency division multiple access (L-SC-FDMA) has been selected as the uplink transmission scheme in 3GPP Long Term Evolution (LTE) due to its low Peak to Average Power Ratio (PAPR) over OFDMA in ... -
Optimal power consumption based on new power spectral efficiency metric for wireless cellular networks
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, we introduce a new power spectral efficiency (PSE) metric, to quantify the spectral efficiency and the total required power to cover a certain area with a predefined received signal quality. This metric ... -
Outage performance of multi-hop hybrid FSO/RF communication systems
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, five scenarios are considered for the realization of a multi-hop hybrid free-space optical/radio frequency (FSO/RF) communication system with decode-and-forward (DF) relaying, and analytical outage probability ... -
QoE-oriented resource efficiency for 5G two-tier cellular networks: A femtocaching framework
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)Video streaming applications and services (VASs) consume an enormous amount of scarce resources in mobile devices and cellular wireless networks due to the demand for high data rates of video streaming. The limited resource ... -
Self-Energized UAV-Assisted scheme for cooperative wireless relay networks
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)Unmanned aerial vehicles (UAVs) have recently been envisaged as an enabling technology of 5G. UAVs act as an intermediate relay node to facilitate uninterrupted, high quality communication between information sources and ... -
Towards a Comprehensive Study of Fatigue Deducing Techniques for Evaluating the Quality of Experience of Haptic-Visual Applications
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)With the advancement of cellular communications and the achievement of 5th Generation (5G) mobile networks, a new class of multimedia systems, refereed to as the Tactile Internet, is becoming more prominent. Consequently, ... -
Unlocking Unlicensed Band Potential to Enable URLLC in Cloud Robotics for Ubiquitous IoT
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Cloud robotics (CR) support extremely high reliability and low-latency communications in ubiquitous Internet of Things applications. However, many of those applications currently rely on wired connection, limiting their ... -
User cooperation schemes in the soft handover regions
( IEEE , 2009 , Conference Paper)This paper examines the effect of relay-assisted soft handover on the performance of the uplink communication in the third generation mobile networks. We focus on users which are traveling over two cell boundaries in a ... -
Utility-based uplink scheduling algorithm for enhancing throughput and fairness in relayed LTE networks
( IEEE , 2010 , Conference Paper)Relaying is one of the key techniques considered by the 3GPP LTE-Advanced as part of 4G cellular technologies, aiming to increase the coverage and capacity of the network especially for the edge nodes. In this work, we ...