Research Units: Recent submissions
Now showing items 261-280 of 5213
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Enhancing mobile video streaming by lookahead rate allocation in wireless networks
( IEEE Computer Society , 2014 , Conference Paper)Developing novel video delivery mechanisms have become imperative to cope with the unprecedented growth in mobile video traffic. In this paper, we present video transmission schemes that improve the streaming experience ... -
Enhanced connectivity in vehicular ad-hoc networks via V2V communications
( IEEE , 2013 , Conference Paper)Vehicle to vehicle (V2V) communications to enhance the downlink and uplink connectivity in vehicular networks are studied. Effective rate formulations for the uplink and downlink directions are presented and analyzed, while ... -
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 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. ... -
Power management in multiuser adaptive modulation transmission under QoS requirements
( wiley , 2013 , Article)A transmitter power management mechanism is presented in this paper where Multiple-Input Multiple-Output (MIMO) Multiuser Random Beamforming with Adaptive Modulation strategy is performed by the system. The objective of ... -
Enhancing the quality of experience of video streaming in LTE networks using distributed antenna systems
( IEEE , 2013 , Conference Paper)Video transmission over long term evolution (LTE) networks is studied. The use of distributed antenna systems (DAS) is proposed to enhance the video quality of experience (QoE). Real time video streaming over both the ... -
Long-term fairness in multi-cell networks using rate predictions
( IEEE , 2013 , Conference Paper)Providing fair service to users in cellular networks is of significant importance to mobile operators. However, the geographic variability of network coverage and irregularity of user demand in space and time has made ... -
Green operation techniques for large scale deployments of small cell LTE networks
( IEEE , 2013 , Conference Paper)This paper investigates the large scale deployment of LTE small cell/femtocell networks. The interplay between the different small cell base stations (BSs) is studied in order to achieve the best user performance taking ... -
Distributed antenna systems for enhanced video transmission in LTE public safety networks
( IGI Global , 2013 , Book chapter)In this chapter, Long Term Evolution (LTE) for public safety is investigated. Particularly, Distributed Antenna Systems (DAS) are studied, and their impact on LTE public safety networks is analyzed. Furthermore, resource ... -
Synergistic effect of concentration and annealing on structural, mechanical, and room-temperature thermoelectric properties of n-type Ga-doped ZnO films
( Elsevier , 2024 , Article)The development of Ga-doped Zinc Oxide (GZO) films from nontoxic, abundant elements using a cost-effective and scalable approach is crucial for the profitability and sustainability of thermoelectric applications. Challenges ... -
Discovery of new genomic regions and candidate genes implicated in the natural variation of barley peduncle length and plant height
( Springer Nature , 2024 , Article)The cereal plant barley (Hordeum vulgare) has high nutritional content and special characteristics that allow it to withstand adverse weather conditions. The peduncle’s developmental properties under dry (drought and heat) ... -
Visual crowd analysis: Open research problems
( John Wiley and Sons Inc , 2023 , Article)Over the last decade, there has been a remarkable surge in interest in automated crowd monitoring within the computer vision community. Modern deep-learning approaches have made it possible to develop fully automated ... -
Realization of dual-hop networks in Wi-Fi direct and performance evaluation
( IEEE , 2017 , Conference Paper)Wireless LANs are used as a common choice of Internet access at homes, offices, campuses and public areas such as airports and supermarkets. Wireless LANs support device-to-device (D2D) communication using ad-hoc mode, ... -
Statistical methods and resources for biomarker discovery using metabolomics
( Springer Nature , 2023 , Article)Metabolomics is a dynamic tool for elucidating biochemical changes in human health and disease. Metabolic profiles provide a close insight into physiological states and are highly volatile to genetic and environmental ... -
Evaluation of antidiabetic and nephroprotective effects of Origanum majorana (Marjoram) Leaf Extract and its Nanoparticles on Streptozotocin-Induced diabetes in Rats
( African Science Publications , 2024 , Article)Background: Medicinal herbs and green manufacturing of silver nanoparticles (AgNPs) are effective treatments for diabetes. Origanum majorana (OM) leaf extract is known for its potential medicinal benefits, including ... -
The influence of different preparation methods on the erosion behavior of NiP-ZrO2 nanocomposite coating
( Elsevier , 2023 , Article)Three different deposition techniques were utilized to synthesize NiP-ZrO2 nanocomposite coatings. The structural and mechanical merits for the as-prepared coatings were compared through XRD, XRF, SEM, AFM, microhardness, ... -
Techno-economic feasibility analysis of hybrid renewable energy sources for a health clinic: A case study
( Springer Nature , 2024 , Article)Abstract: Despite the negative effects of its emissions on the environment, diesel generators have been widely used in Oman's rural areas for years. Oman's vision for 2040 includes the promotion of renewable energy sources ... -
Template free synthesis of CuO nanocomposite for catalytic hydrogenation of CO2
( Academic Press , 2023 , Article)Increasing CO2 emissions from industry has disastrous consequences for the environment. Effective utilization of CO2 as a carbon source can address the environmental challenges, and we can address the energy crisis caused ... -
Corrosion behaviour of 316L stainless steel in Qatar's atmosphere
( Austrian Society for Metallurgy and Materials (ASMET) , 2015 , Conference Paper)[No abstract available] -
Ultratrace determination of strontium-90 in environmental soil samples from Qatar by collision/reaction cell-inductively coupled plasma mass spectrometry (CRC-ICP-MS/MS)
( The American Society of Mechanical Engineers (ASME) , 2014 , Conference Paper)Because of the very low level of 90Sr in the environmental soil samples and its determination by beta counting may take several weeks, we developed a procedure for ultratrace determination of 90Sr using collision reaction ...
