Facultatea Calculatoare, Informatică şi Microelectronică: Recent submissions

  • Graphical methods as a complements of analytical methods used in the research of dynamic models for networks reliability 
    LEAHU, Alexei; BAGRIN-ANDRIEVSCHI, Veronica; ROTARU, Maria (Technical University of Moldova, 2022)
    Our work deals with a typical problem of comparing the reliability of a serial-parallel type network vs the reliability of a parallel-serial type network. Using graphic methods on elementary models, we show how they lead ...
  • Performability Modeling of Self-Adaptive Systems Based on Extension Neural Rewriting Stochastic Petri Nets 
    SCLIFOS, Alexei; SCLIFOS, Emilia; GUȚULEAC, Emilian (Technical University of Moldova, 2022)
    Traditional mathematical formalisms are unable to model modern self-adaptive discrete event systems (ADES) because they cannot handle behaviors that change at run-time in response to environmental changes. This paper ...
  • A Brief Overview of Intelligent Interfaces in Production Systems 
    ISTRATI, Daniela (Technical University of Moldova, 2022)
    This paper presents a state of the art in field of intelligent user interfaces, which are the main elements that make the interaction between humans and machines in the most efficient, natural, effective way. As an ...
  • A Method for Binary Quadratic Programming with Circulant Matrix 
    ISTRATI, Daniela; MORARU, Vasile; ZAPOROJAN, Sergiu (Technical University of Moldova, 2022)
    Binary quadratic programming is a classical combinatorial optimization problem that has many real-world applications. This paper presents a method for solving the quadratic programming problem with circulant matrix by ...
  • Vulnerabilities of LRSAS Protocol 
    ȚÎFLEA, Denisa-Ionela (Technical University of Moldova, 2022)
    The construction of secure and private RFID protocols is necessary with the increasing application of RFID technology in increasingly diverse fields. While security refers to unilateral or mutual authentication depending ...
  • State of water quality in the Prut River for the period of 2019-2021 
    SAVA, Nina; MARUSIC, Galina (Technical University of Moldova, 2022)
    The paper addresses the issue of water quality of the Prut River between 2019 and 2021. The data on pollution of the Prut River and its tributaries are analyzed. The negative influence of detected pollutants on human health ...
  • Analysis with Unsupervised Learning Based Techniques of Load Factor Profiles and Hyperspectral Images 
    PENTIUC, Ştefan-Gheorghe; BOBRIC, Elena Crenguța; BILIUS, Laura-Bianca (Technical University of Moldova, 2022)
    The problem of obtaining an optimal partition consistent with a series of partitions resulting from the application of various clustering algorithms is NP complete. A heuristic method based on the concepts of central ...
  • An Interface for Phonosemantic Assessment of Russian Words 
    BURLEA, Tatiana; BOBICEV, Victoria (Technical University of Moldova, 2022)
    This paper describes an interface for the phonosemantic evaluation for Russian words. By phonosemantics we mean the subconscious emotional interpretation of the acoustic perception of words independent of their meaning. ...
  • Attribute-Based Encryption for Weighted Threshold Access Structures 
    BUTNARU, Alexandra-Ina (Technical University of Moldova, 2022)
    Access control is a fundamental security component in a system, especially in rapidly developing domains such as the cloud or the Internet of Things. The nature of these domains renders formerly acclaimed access control ...
  • Privacy and Mutual Authentication under Temporary State Disclosure in RFID Systems 
    ȚIPLEA, Ferucio Laurențiu; HRISTEA, Cristian; BULAI, Rodica (Technical University of Moldova, 2022)
    Privacy and mutual authentication are two significant requirements for real-life applications of RFID schemes. These two requirements have been studied for a long time only for adversaries that cannot corrupt the tem-porary ...
  • A Differentiated Beneficiary Cybersecurity Approach 
    BOLUN, Ion; COJOCARU, Svetlana (Technical University of Moldova, 2022)
    The considerable losses caused by the low level of infospace’s cybersecurity and the limited financial resources available imply the need to found effective ways to improve the implementation of measures counteracting ...
  • LED Grow Lights 
    SECRIERU, Vitalie; DOROGAN, Andrei (Technical University of Moldova, 2022)
    Lighting source based on 0.5W superluminescent light-emitting diodes. The destination of the light sources. The existing emission spectra, and the proposed one. The list of components, the modules used, the current prices ...
  • Active Filter on RC element with Distributed Parameters Sensitivity Analyze 
    AVRAM, Ion (Technical University of Moldova, 2022)
    This article presents the results of research of the stability of characteristics of the active filter on element with distributed parameters through the calculate the sensitivity of the Amplitude - Frequency Characteristic ...
  • Determination of the critical thickness of Nb superconducting layers coupled proximiti with Co 
    BOIAN, Vladimir (Technical University of Moldova, 2022)
    Contemporary technological progress is achieving new results due to current needs in microelectronics, superconductivity and nanotechnology. An important feature of high-speed, low-power microelectronics is the spin valve, ...
  • Prospects Overview of the Superconducting Neural Networks 
    LUPU, Maria (Technical University of Moldova, 2022)
    The long-term efforts of many research groups have led to the fact that by now a large number of different "learning rules" and architectures of neural networks, their hardware implementations and methods of using neural ...
  • The method of measuring the parameters of nanostructured sensors 
    VERJBITKI, Valeri; MARTÎNIUC, Alexei (Technical University of Moldova, 2022)
    In this paper, the data obtained from the research on the development of methods for measuring the parameters of nanostructured sensors, which is based on the use of 2 amplifiers and 2 analog-digital converters for measuring ...
  • Microprocessor Protection Relay Based on Amplitude-Phase Measurements of Signals 
    JDANOV, Vladimir; SESTACOVA, Tatiana (Technical University of Moldova, 2022)
    Microprocessor-based relay protection devices enable efficient operation of the electrical infrastructure of high voltage power lines and substations under emergency conditions. This is achieved by using high-speed fault ...
  • Algorithms of Overmodulation Regulation of Neutral Clamped Inverters for Photovoltaics 
    OLESCHUK, Valentin (Technical University of Moldova, 2022)
    This manuscript presents results of study and research of synchronous adjustment in the overmodulation control zone of three neutral-clamped inverters (NCIs) of the specific configuration of three-phase grid-connected ...
  • CuO-plate decorated ZnO nanostructures and their sensing performances 
    LITRA, Dinu; LUPAN, Cristian; ZADOROJNEAC, Tudor; CHIRIAC, Maxim; DEPRI, Nadine; LUPAN, Oleg; ADELUNG, Rainer; SIEBERT, Leonard (Technical University of Moldova, 2022)
    In this paper, we report on the gas sensing properties of mixed oxide Zn-Cu nanostructures obtained by self-organized chemical deposition are presented. The nanosensors are made from individual ZnO whiskers and are coated ...
  • The evaluation of the on-board computer architecture for TUMnanoSAT series of nanosatellites for carrying out missions 
    BOSTAN, Viorel; MARTINIUC, Alexei; SECRIERU, Nicolae; VĂRZARU, Vladimir; MELNIC, Vladimir; ILCO, Valentin (Technical University of Moldova, 2022)
    In this paper, a brief overview of the nanosatellite on-board computer (OBC) functions will be described. The main advantages and disadvantages of the most common OBC architecture will be explained. A set of three different ...

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