Browsing 2018 by Title

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  • Secure voice data transmission based on the formant analysis algorithms 
    CUNEV, Veaceslav (Tehnica UTM, 2018)
    This report examines the features, differences and advantages of the formant analysis for building on its base and using of enhanced RSA-m encryption algorithms for crypto security of the voice communication of short- and ...
  • Securitatea sistemelor informatice - pilon de bază al siguranței informaționale 
    COLUN, Tatiana (Tehnica UTM, 2018)
    The modern development of information technologies leads to the need to protect information. In this article were elucidated important aspects of the security of informatics systems and information security, being at the ...
  • Silicon nitride multi nanolayer system fabricated in one reactor 
    AVOTINA, Liga; DEKHTYAR, Yuri; ROMANOVA, Marina; SHULZINGER, Evgeny; SCHMIDT, Ben; VILKEN, Aleksandr; ZASLAVSKI, Aleksandr; ENICHEK, Gennady (Tehnica UTM, 2018)
    The silicon nitride nanomultilayer structure (5 layers, thickness of each around 12 nm) was fabricated in one reactor. The structure had less oxygen concentration against the monolayer one having the same thickness. The ...
  • A Single ZnO Nanosheet-based UV Photodetector 
    POSTICA, Vasile; LUPAN, Oleg; PAULOWICZ, Ingo; SHREE, Sindu; WOLFF, Niklas; KUMAR MISHRA, Yogendra; KIENLE, Lorenz; ADELUNG, Rainer (Tehnica UTM, 2018)
    In this work, an individual zinc oxide (ZnO) nanosheet was integrated into a sensor device for detection of UV light with ultra-high photosensitivity. Three-dimensional (3-D) and two-dimensional (2-D) highly porous ZnO ...
  • Sistem cu procesare concurentă a datelor pentru conducerea roboţilor 
    SUDACEVSCHI, Viorica; ABABII, Victor; MUNTEANU, Silvia; SAMOIL, Ion; BALMUŞ, Ion; MELNIC, Radu; CEBA, Gheorghe (Tehnica UTM, 2018)
    În lucrarea de faţă se propune dezvoltarea unui sistem de conducere pentru o echipă de roboţi. La baza modelului de conducere se află procesarea concurentă a datelor care este distribuită pe mai multe dispozitive, unde ...
  • Sistem de detecție și prevenirea intruziunilor în rețele informaționale 
    ȘESTACOV, Andrei (Tehnica UTM, 2018)
    The intrusion detection and prevention systems are security solutions consisting in software components that are designed to suport the protection for vulnerable information systems and networks. The capabilities of this ...
  • Space Technology Center's ground stations connection with European Space centers 
    BOSTAN, Ion; BOSTAN, Viorel; SECRIERU, Nicolae; CANDRAMAN, Sergiu; MARGARINT, Andrei; PISO, Ioan-Marius; TRUSCULESCU, Marius; DRĂGĂŞANU, Claudiu (Tehnica UTM, 2018)
    This paper reflects the vision of the authors on the prospects of international cooperation in the field of satellite technologies, which are developing rapidly with a spectacular expansion in various areas of scientific, ...
  • Sporirea calităţii serviciilor medicale prin asigurarea unui nivel înalt al performanţelor şi securităţii dispozitivelor medicale 
    GORCEAG, Gheorghe (Tehnica UTM, 2018)
    Medical devices play an essential role in ensuring the quality of the medical services provided, protecting and promoting the health of the population. Also, the safety of patients and users of medical devices depends on ...
  • Studiou de televiziune digitală 
    BELENIUC, Cristina; URSACHI, Andrian; AVRAM, Ion (Tehnica UTM, 2018)
    Television penetrates the various fields of human activity, industry, economics, medicine. Digital video and audio signals and ancillary data-carrying signals together form the digital television signal. In this paper is ...
  • Surface relief grating recording with different period on chalcogenide nanomultilayers 
    MESHALKIN, A.; ACHIMOVA, E.; ABASKIN, V.; TRIDUH, G.; PRISACAR, A.; PAIUK, O.; REVUTSKA, L.; KORCHOVYI, A.; STRONSKI, A.; LASHKARYOV, V. (Tehnica UTM, 2018)
    Chalcogenide glasses nanomultilayer structures based on As2S3-Se were used for direct surface relief grating formation by polarization holographic recording. The SRG depth in dependence of grating period was investigated. ...
  • Sursă de alimentare în curent continuu cu protecție la scurtcircuit 
    BEJAN, Nicolae; DÎRZU, Florentin; BRUNCHI, Ion (Tehnica UTM, 2018)
    Universal power supply is a voltage and current stabilizer. It can be defined as universal because the voltage and current can be adjusted to the required limits. However, this source has a protective circuit which in case ...
  • Synthesis of Ag-Doped ZnO Nanostructured Films for UV Photodetectors 
    POSTICA Vasile (Tehnica UTM, 2018)
    In this work, the Ag-doped ZnO nanostructured films were successfully synthesized via a simple chemical solution based method (SCS). The influence of post-growth thermal annealing, namely rapid thermal annealing (RTA) and ...
  • Tehnologiile reportericeşti sincronizate la performanţele tehnice 
    PARFENTIEV, Boris (Tehnica UTM, 2018)
    Radio and TV, thanks to the new information technologies, has seen a continuous development. The image, sound and audio-visual transmission are optimized. Another determining factor is the content quality, which depends, ...
  • Temperature dependences of the electrical conductivity and thermopower in TTT2I3 crystals 
    SANDULEAC, Ionel; BALMUS, Ion; CASIAN, Anatolie (Tehnica UTM, 2018)
    The temperature dependences of the electrical conductivity and thermopower of the p-type tetrathiotetracene– iodide, TTT2I3 quasi-one-dimensional organic crystals are modeled in order to determine the optimal parameters ...
  • Traductori capacitivi interdigitali de NO2 bazați pe telurizi sticloși 
    ȚIULEANU, Dumitru; CIOBANU, Marina (Tehnica UTM, 2018)
    Telurizi sticloşi din sistemul cuaternar As2Ge8S3 –Te au fost utilizaţi pentru realizarea traductorilor de gaze capacitivi, operabili la temperatura camerii. Este demonstrat că distribuţia spectrală a capacităţii electrice ...
  • Transmitter for small-size aircraft based on direct digital carrier modulation 
    SHESTAKOVA, Т.; SOROKIN, G. (Tehnica UTM, 2018)
    The work deals with the principles of construction and structural - circuit solutions of the transmitting device on the basis of direct digital modulation of the carrier oscillation. Structural and schematic diagrams of ...
  • Tweet Author Gender Identification. PAN 2016 Task 
    NICVIST, Serghei; BOGATIREVA, Daria; BOBICEV, Victoria (Tehnica UTM, 2018)
    The paper presents an experiment of tweet’s author gender detection. We used PAN 2016 data and task description and have build an application that decides whether an analysed tweet has been written by man or woman. Multiple ...
  • Utilizarea algoritmului Dijkstra pentru determinarea rutelor de valoare minimă în rețele de comunicații 
    NISTIRIUC, Ana; ABABII, Victor; CHIHAI, Andrei; ŢURCANU, Dinu; BEJAN, Nicolae; ALEXEI, Anatol; NISTIRIUC, Ion; SHARMA POPOVICI, Natalia; NISTIRIUC, Pavel V. (Tehnica UTM, 2018)
    In this paper is analyzed the use of the Dijkstra algorithm for determining the minimum length routes in the communication networks.
  • Utilizarea metodei rezonanței simulate la măsurarea impedanței lichidelor 
    NASTAS, Vitalie; NICOLAEV, Pavel; KAZAK, Artur (Tehnica UTM, 2018)
    This paper is dedicated to implementing the resonance method in liquid impedance measuring devices. Two such devices based on various reference elements and measuring circuits are described in the paper. One of the devices ...
  • Utilizarea sistemelor de operare pentru calculatoare personale 
    SOROCHIN, Serafima; CUIBAN, Mihai; LACHI, Arina; SAVA, Lilia (Tehnica UTM, 2018)
    Information technologies, especially computer, occupy a pretty important place in everyday life. On the one hand, the computer is addictive, and on the other hand with the construction of this tool, the world has been ...

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