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Browsing Doctorat (Electronique) by Issue Date

Browsing Doctorat (Electronique) by Issue Date

Now showing items 1-20 of 312

Elaboration des séquences de tests et établissement de diagnostics pour la détection des pannes dans les circuits combinatoires et séquentiels asynnchrones.

Chicheportiche, Armand; Debraine, P. ([France] : Université de Paris, 1976-06-02)
Contribution a l'etude des contacts ohmiques metal-semiconducteur cas de l'au-Zn/GaAs (p).

Toprasertpong, Banyong (Toulouse : Université de Toulouse, 1980-06-20)
Modélisation physique numérique des structures MESFETs et CNTFET.

Kebaili, Farida; Marir-Benabbas, Mimia (Université Frères Mentouri Constantine 1, 2010-06-06)

The development or improvement of new channels of field effect transistor can’t be considered without the support of physical modeling that allows the predetermination of characteristics and structural optimization. Therefore ...
Copillation de cellules pour les vlsi

Courtois B.; Amara Amara (2011-01-01)
Techniques de détection de l’activité vocale dans un canal de communication

Chelloug, Charaf Eddine; Farrouki, Atef (Université Frères Mentouri - Constantine 1, 2020-06-16)

The main goal of the Voice Activity Detection (VAD) techniques is to distinguish between voiced regions and silent intervals in an audio communication. This step is crucial in most speech processing systems such as mobile ...
Microcapteurs et multicapteurs de gaz

Aimer, Amer Abdeslam; Kerrour, Fouad (Université Frères Mentouri - Constantine 1, 2020-11-16)

Our work involves the design and rigorous evaluation of a new design of Metal Oxide Semiconductor (SMO) gas sensor with different shapes and sizes, in order to evaluate the most efficient implantation geometry in terms of ...
Etude des propriétés de couches minces d'oxydes métalliques pour applications dans le domaine biomédical

Bendahmane, Bouteina; Mansour, Farida; Touidjen, Nour El Houda (Université Frères Mentouri - Constantine 1, 2021-09-23)

In this dissertation, we used chemical spray pyrolysis method for the growth of pristine, annealed, and magnesium (Mg) doped tin dioxide (SnO2) thin films, for their application in the detection of toxic gases. The synthesis ...
Modélisation et optimisation des structures rayonnantes par des méthodes hybrides.

Mahamdi, Ahmed; Benkouda, Siham (Université Frères Mentouri - Constantine 1, 2021-10-17)

In recent years, a significant number of studies have focused on microstrip antennas and dielectric resonator antennas because of their many advantages. Two main components formed the body of this thesis. The objective of ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
Etude expérimentale de la décharge couronne multi-pointes pour applications à la modification de surfaces des matériaux diélectriques et a la séparation électrostatique.

Bendilmi, Mohamed Sofiane; Ziari, Zehira; Dascalescu, Lucien (Université Frères Mentouri Constantine 1, 2022-06-23)

Corona discharge is widely used not only to modify the physical characteristics of dielectric materials surfaces, but also as a charging technique for the granular mixtures in view of their electrostatic separation. ...
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 ...
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 ...
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 ...

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