• Nouvelles méthodes pour l’estimation des paramètres des distributions gaussiennes composées. 

  Belhi, Khadidja; Soltani, Faouzi (Université Frères Mentouri - Constantine 1, 2022-10-27)

  RADAR (Radio Detection and Ranging) is a detection system that uses radio waves to determine the distance (ranging) angle or velocity of objects. Two tasks are very important in radar system; Parameters Estimation and ...
• Modélisation électrothermique et analyse de l'auto- échauffement d'un TBH SiGe réalisé en technologie BiCMOS0.13µm pour la conception de circuits RF. 

  Boulgheb, Abdelaaziz; Lakhdara, Maya (Université Frères Mentouri Constantine 1, 2022-10-23)

  The aim of this thesis, being the electrothermal modeling and analysis of the self-heating ""Self Heating"" of a HBT SiGe realized in BiCMOS9MW0.13µm technology. The architecture used for the design of the BiCMOS9MW bipolar ...
• Etude et simulation d’un transistor opto-hyperfréquence InP/InGaAs. 

  Kara Mostefa, Zohra; Chaabi, Abdelhafid (Université Frères Mentouri Constantine 1, 2022-09-29)

  This thesis work is part of a study of a heterojunction bipolaire phototransistor (HPT) NPN InP/InGaAs. The phototransistor is modelled using a numerical method, and the results are presented and discussed. This model ...
• Etude et application des cristaux photoniques 

  Larioui, Fateh; Lebbal, Mohamed Redha (Université Frères Mentouri - Constantine 1, 2022-10-06)

  A communication system based on WDM wavelength division multiplexing technology is a better approach to achieve the optimal utilization of fiber capacity in order to increase the number of communication channels, research ...
• Analyse des images de capsule endoscopique. 

  Bouyaya, Dallel; Benierbah, Said (Université Frères Mentouri - Constantine 1, 2022-03-24)

  Wireless capsule endoscopic (WCE) is a non-invasive device, introduced in 2000, that is used by physicians in the diagnosis of diseases of the gastrointestinal (GI) tract. Despite these limited resources, one capsule can ...
• Contribution à l’étude de l’influence d’une décharge couronne sur les propriétés de films minces de polyimide en vue de leur utilisation dans le biomédical. 

  Amiour, Nesrine; Ziari, Zehira (Université Frères Mentouri - Constantine 1, 2022-02-16)

  In this work, an experimental study and analysis of the effects of environmental relative humidity (RH %) on the transport mechanisms of electrical charges in PI films have been presented. The evolution of the surface ...
• Optimisation de l’utilisation du spectre par les techniques de la radio cognitive dans les systèmes de communication sans fil. 

  Tidjani, Sayhia; Hammoudi, Zoheir (Université Frères Mentouri - Constantine 1, 2022-07-13)

  The major challenge in the new emerging technologies like IoT and 5G is the obtention of available and enough spectrum resources for their transmissions. Hence, it becomes necessary to optimize the actual spectrum utilization ...
• Analyse des performances de la détection CFAR dans les radars MIMO. 

  Khaldi, Fayçal; Soltani, Faouzi (Université Frères Mentouri - Constantine 1, 2022-06-27)

  The MIMO (Multiple Input/Multiple Output) concept has been very successful in telecommunications. It is based on the use of several antennas for transmission and several antennas for reception, which enabled the ...
• Realization and optimization of an atmospheric pressure plasma source for biomedical application. 

  Bousba, Houssem Eddine; Sahli, Salah (Université Frères Mentouri - Constantine 1, 2022-07-12)

  This thesis represents a biomedical study and research, where we designed and fabricated a device for the generation of cold atmospheric pressure plasma jet, In addition to implementing this device for the cleansing of ...
• Contribution au développement d’un glucomètre non invasif. 

  Boumali, Sara; Benhabiles, Mohamed-Taoufik (Université Frères Mentouri - Constantine 1, 2022-06-29)

  In this thesis, we propose a new methodology for the non-invasive detection of blood glucose using an electronic nose based on WO3, SnO2 and ZnO transducers. This approach is an indirect detection of blood glucose by ...
• Modélisation du fouillis non gaussien en utilisant les systèmes fractionnaires. 

  Lefaida, Sarah; Soltani, Faouzi (Université Frères Mentouri - Constantine 1, 2022-06-22)

  The objectives of this thesis are axed around two problems concerning modeling and estimation in radar systems precisely in maritime radar clutter. First, we will start by a description of radar systems and their functions ...
• Contribution à la conception de structures et dispositifs passifs en guide d’onde intégré au substrat. 

  Ammari, Halima; Riabi, Mohamed Lahdi (Université Frères Mentouri - Constantine 1, 2021-10-20)

  In recent years, modern technological developments in the field of telecommunications and the use of increasingly high frequencies leading to the design of increasingly miniaturized circuits and devices have prompted ...
• Étude d’une structure à cristaux photoniques pour application à une porte logique. 

  Bouaouina, Mohamed Salah; Lebbal, Mohamed Redha (Université Frères Mentouri - Constantine 1, 2022-05-19)

  The realization of optical integrated circuits require high-speed logic devices such as ultracompact all-optical logic gates. In our work, we have proposed different logic gate structures based on linear and nonlinear ...
• Étude et caractérisation des dépôts de composés II-VI par spray pyrolyse destinés à des dispositifs micro-électroniques. 

  Boulmelh, Salah; Saci, Lynda (Université Frères Mentouri - Constantine 1, 2022-03-22)

  The wide band gap semiconductor materials industry encompasses several oxides. Zinc oxide obtained by pyrolysis spray method has great importance in the industry materials for microelectronic devices. The objective of the ...
• Approximation de la commande prédictive par un système d’inférence flou. 

  Boumaza, Hamza; Belarbi, Khaled (Université Frères Mentouri - Constantine 1, 2022-02-23)

  In this thesis, we exploited the universal approximation property of Takagi-Sugeno fuzzy systems to construct a fuzzy approximation of the optimal linear and nonlinear model (MPC) predictive control solution. The nonlinear ...
• Silicon radiation detectors in 3D technology at high speed and low energy consumption. 

  Boughedda, Abderrezak; Lakhdara, Maya; Dalla Betta, Gian-Franco (Université Frères Mentouri - Constantine 1, 2021-12-22)

  In the last few years, there has been increased emphasis on silicon radiation detectors due to their importance for a wide range of industrial, medical and scientific applications. Unlike planar technology, the use of the ...
• Etude de la formation de poudres par plasmas basse pression à partir de vapeurs d’hexamethyldisiloxane et à partir de méthane. 

  Fermi, Youcef; Sahli, Salah; Hassouni, Khaled (Université Frères Mentouri - Constantine 1, 2021-12-22)

  This work is concerned with the study of powders created in low pressure plasma in hexamethyldisiloxane vapors and the study of powders created by plasma torch from a mixture of CH4 / H2. The formation of powders in the ...
• No-reference stereoscopic image quality assessment. 

  Messai, Oussama; Hachouf, Fella; Ahmed Seghir, Zianou (Université Frères Mentouri - Constantine 1, 2021-12-16)

  Stereoscopic imaging is becoming increasingly popular, and its use in photography, television, and films is rapidly expanding. Obviously, access to this type of images often includes necessary treatments (acquisition, ...
• Modélisation et estimation des paramètres d’un fouillis non-Gaussien 

  Guidoum, Nouh; Soltani, Faouzi (Université Frères Mentouri - Constantine 1, 2021-11-25)

  Accurate detection of maritime targets in all adverse weather conditions requires detailed knowledge and a correct understanding of the signals reflected by the sea surface and its environment. The first objective proposed ...
• Contribution à la modélisation et à l’optimisation des effets d’auto- échauffement dans les TBHs Si/SiGe. 

  Kherief, Nousra; Latreche, Saida (Université Frères Mentouri - Constantine 1, 2021-10-31)

  The subject of this thesis is the 2D numerical modeling of an SiGe HBT (Heterojunction Bipolar Transistor) using the SILVACO-TCAD software. A simulation of the technological process was first adapted and carried out, and ...

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