تصفح حسب المؤلف "Touati F."
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A 3G/WiFi-enabled 6LoWPAN-based U-healthcare system for ubiquitous real-time monitoring and data logging
Tabish R.; Ghaleb A.M.; Hussein R.; Touati F.; Ben Mnaouer A.; Khriji L.; Rasid M.F.A.... more authors ... less authors ( IEEE Computer Society , 2014 , Conference Paper)Ubiquitous healthcare (U-healthcare) systems are expected to offer flexible and resilient high-end technological solutions enabling remote monitoring of patients health status in real-time and provisioning of feedback and ... -
A BHJ-thin-film/liquid-electrolyte based electrochemical-sensor for visible light-detection
Shikoh A.S.; Ahmad Z.; Touati F.; Shakoor R.A.; Bhadra J.; Al-Thani N.J.... more authors ... less authors ( Royal Society of Chemistry , 2017 , Article)The current study presents a new type of inexpensive and very sensitive bulk heterojunction (BHJ) organic photo-sensor (OPS) configuration that incorporates a layer of liquid electrolyte into the conventional BHJ photodiode ... -
A Clustering Routing based on Dijkstra Algorithm for WSNs
Abderrahim M.; Hakim H.; Boujemaa H.; Touati F. ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Wireless Sensor Networks (WSNs) have witnessed a growing interest in the last two decades owing to its various advantages. Thus, in a big WSN, using one hop transmission, as in LEACH algorithm, causes loss of a lot of ... -
A comparative analysis of BLE and 6LoWPAN for U-HealthCare applications
Tabish R.; Ben Mnaouer A.; Touati F.; Ghaleb A.M. ( IEEE , 2013 , Conference Paper)For decades, there exist a variety of low-power wireless technologies deployed for healthcare applications such as Zigbee/IEEE802.15.4, Bluetooth, ANT, NFC, IrDA. However, the recently announced Bluetooth Low Energy (BLE) ... -
A customized PV performance monitoring system in Qatar's harsh environment
Touati F.; Gonzales A.S.P.; Jr.; Qiblawey Y.; Benhmed K. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)A customized PV panel monitoring system is proposed. It is based on available hardware, as well as easily configurable Arduino?? software which does not require high specific programming skills. The configuration of hardware ... -
A fuzzy logic based irrigation management system in arid regions applied to the state of qatar
Touati F.; Al-Hitmi M.; Benhmed K. ( WITPress , 2012 , Article)In arid and hyper arid regions like Qatar, the time and duration of irrigation is key to achieving sustainable irrigations. This paper proposes a practical solution based on artificial intelligence where all design and ... -
A fuzzy logic based irrigation system enhanced with wireless data logging applied to the state of Qatar
Touati F.; Al-Hitmi M.; Benhmed K.; Tabish R. ( Elsevier B.V. , 2013 , Article)In arid regions, developing environment and crop-specific irrigation scheduling that reduces water lost via evapotranspiration is a key to a sustainable and better managed irrigation. This paper presents a practical solution ... -
A modular IoT platform for real-time indoor air quality monitoring
Benammar M.; Abdaoui A.; Ahmad S.H.M.; Touati F.; Kadri A. ( MDPI AG , 2018 , Article)The impact of air quality on health and on life comfort is well established. In many societies, vulnerable elderly and young populations spend most of their time indoors. Therefore, indoor air quality monitoring (IAQM) is ... -
A new nano-power trigger circuit for battery-less power management electronics in energy harvesting systems
Alghisi, D.; Ferrari, V.; Ferrari, M.; Touati, F.; Crescini, D.; Mnaouer, A.B.... more authors ... less authors ( Elsevier B.V. , 2017 , Article)This paper presents a solution for battery-less power management circuits for micro-power energy converters, allowing energy harvesting systems to operate under continuous and intermittent conditions. The proposed trigger ... -
A real-time early warning seismic event detection algorithm using smart geo-spatial bi-axial inclinometer nodes for Industry 4.0 applications
Tariq H.; Touati F.; Al-Hitmi M.A.E.; Crescini D.; Mnaouer A.B. ( MDPI AG , 2019 , Article)Earthquakes are one of the major natural calamities as well as a prime subject of interest for seismologists, state agencies, and ground motion instrumentation scientists. The real-time data analysis of multi-sensor ... -
A real-time gradient aware multi-variable handheld urban scale air quality mapping IoT system
Tariq H.; Abdaoui A.; Touati F.; E Al-Hitmi M.A.; Crescini D.; Manouer A.B.... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In outdoor urban scale air quality mapping, electrochemical sensors warm-up time, cross-sensitivity, geo-location typography, and energy efficiency are major challenges. These challenges lead to real-time gradient anomalies ... -
A simple method for extracting the parameters of the PV cell single-diode model
Rhouma M.B.H.; Gastli A.; Ben Brahim L.; Touati F.; Benammar M. ( Elsevier Ltd , 2017 , Article)This paper aims to simplify the parameters' extraction for the solar cell single diode model and to show that there are many solutions. The proposed algorithm considers many pairs of ideality factor and series resistance. ... -
A smart rig for calibration of gas sensor nodes
Benammar M.A.; Ahmad S.H.M.; Abdaoui A.; Tariq H.; Touati F.; Al-Hitmi M.; Crescini D.... more authors ... less authors ( MDPI AG , 2020 , Article)Electrochemical gas sensors require regular maintenance to check and secure proper functioning. Standard procedures usually involve testing and recalibration of the sensors, for which working environments are needed. ... -
A smart rig for calibration of gas sensor nodes: Test and deployment
Abdaoui A.; Touati F.; Tariq H.; Ben Mnouar A. ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Nowadays, large number of sensors are deployed and used for air quality monitoring or in some industries that process hazardous gases. These sensors need periodic calibration to ensure reliable measurements. This paper ... -
Ambient Monitoring WSNs with Harvesting-aware Power Management
Crescini D.; Galli A.; Alghisi D.; Touati F. ( IMEKO-International Measurement Federation Secretariat , 2019 , Conference Paper)Capillary wireless sensor networks dedicated to air quality monitoring have provided essential information on hazardous air condition, generating early warnings to prevent danger situation for human health. The main challenge ... -
An Autonomous Multi-Variable Outdoor Air Quality Mapping Wireless Sensors IoT Node for Qatar
Tariq H.; Abdaoui A.; Touati F.; E Al-Hitmi M.A.; Crescini D.; Mnaouer A.B.... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In all outdoor long haul air quality monitoring and mapping applications, sensing accuracy, the sustainability of telemetry, and resilience in node systems and operation are major challenges. The severity of these challenges ... -
An experimental performance evaluation of the hybrid FSO/RF
Touati A.; Touati F.; Abdaoui A.; Khandakar A.; Hussain S.J.; Bouallegue A.... more authors ... less authors ( SPIE , 2017 , Conference Paper)This paper is a first attempt to study the effects of atmospheric turbulences on hybrid free space optics/ radio frequency (FSO/RF) transmission system in Doha, Qatar. The state of Qatar is characterized by a Mediterranean ... -
Assessing mobile ions contributions to admittance spectra and current-voltage characteristics of 3D and 2D/3D perovskite solar cells
Shikoh A.S.; Paek S.; Polyakov A.Y.; Smirnov N.B.; Shchemerov I.V.; Saranin D.S.; Didenko S.I.; Ahmad Z.; Touati F.; Nazeeruddin M.K.... more authors ... less authors ( Elsevier B.V. , 2020 , Article)Recently, the 2D perovskite layer is employed as a capping/passivating layer in the perovskite solar cells (PSCs). The 2D perovskite layer is prepared by inserting a large-sized hydrophobic cation spacer into the perovskite ... -
Atmospheric turbulence effect on hybrid FSO/RF systems
Touati A.; Hussain S.J.; Touati F.; Bouallegue A. ( IEEE Computer Society , 2017 , Conference Paper)This article is focused on the atmospheric turbulence attenuation and their effect on the hybrid free space optical and radio frequency (FSO/RF) under Qatar harsh and dry climate. Analysis has been done by calculating the ... -
Binary blend based dye sensitized photo sensor using PCPDTBT and MEH-PPV composite as a light sensitizer
Qadir K.W.; Ahmad Z.; Sulaiman K.; Yap C.C.; Touati F. ( Elsevier Ltd , 2015 , Article)In this research, we present a binary blend of two polymers, i.e., namely, poly[2,6-(4,4-bis-(2-ethylhexyl)-4H-cyclopenta [2,1-b;3,4-b′]dithiophene)-alt-4,7(2,1,3-benzothiadiazole)] (PCPDTBT) and poly[2-methoxy-5-(2-ethy ...