year 2019

20190708-02
Links throughput evaluation in the telecommunication networks
Seferin Mirtchev

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When planning the telecommunication networks it is important to determine the link throughput to provide quality of service, to prevent network overloading and to avoid bottlenecks. In this paper, a method for evaluating the ...  read more

20190708-04
Academic writing and integration of technology
Maria Todorova, Elena Koleva

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Communication in a foreign language is already becoming a daily routine for many, personally, professionally and academically. Professional realization requires skills for writing documents such as biographies, cover letters, ...  read more

20190708-03
Simulation design of piezoelectric ultrasonic IoT-sensor (PMUT)
Mila Ilieva-Obretenova

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Of particular interest is the development of an aromatic image synthesizer that can reproduce a given variety of aromas in the surrounding environment, leading to indirect changes in psychophysiological indicators and behavioral responses of the human body.

 ...  read more

20190708-01
Modeling multi-layered soil by equivalent uniform and two-layer soil models in grounding applications
Marinko Barukčić, Nenad N. Cvetković, Željko Hederić, Toni Varga

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The soil models are crucial for calculating the performances of the grounding systems in electrical engineering. Usually, some approximations and simplified calculation procedures are used in engineering practice. These procedures ...  read more

20190506-full
Issue 5-6, 2019

ELECTROTECHNICA & ELECTRONICA E+E

Vol. 54. No 5-6/2019
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA

20190506-full

C O N T

 ...  read more

20190506-01
Methods for forming and transmitting hypermedia images by using modern communication technologies
Venko Kacarov, Aneliya Stanoeva, Anton Stoilov, Alexey Stefanov, Filip Batalov

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Of particular interest is the development of an aromatic image synthesizer that can reproduce a given variety of aromas in the surrounding environment, leading to indirect changes in psychophysiological indicators and behavioral responses of the human body.

 ...  read more

20190506-02
Functional programming features supported by Kotlin and Swift
Stoyan Bonev, John Galletly

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This paper examines and describes selected syntactic features of the functional programming paradigm as exemplified by two modern languages, Kotlin and Swift. The specific features of the paradigm which are considered are ...  read more

20190506-03
Double-stator switched reluctance generator
Ashkan Karimi Koohpar, Jawad Faiz

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Double-stator switched reluctance generator (DSSRG) is a switched reluctance machine consisting of two stators and one rotor, it is potentially compact, low cost, efficient, high output power and power density. This paper ...  read more

20190506-04
Welding in space and in vacuum chambers
Georgi M. Mladenov, Elena G. Koleva, Dmitriy N. Trushnikov

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This paper presents literature analysis of available sources on the Internet and the experience of the authors, describing the characteristic technologies of vacuum welding on earth and in space in the presence of weightlessness ...  read more

20190304-full
Issue 3-4, 2019

ELECTROTECHNICA & ELECTRONICA E+E

Vol. 54. No 3-4/2019
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA

20190304-full

C O N T E N T S

TELECOMMUNICATIONS SCIENCE

Jordan Raychev, Diyana Kinaneva, Georgi Hristov, Plamen Zahariev
Comparative analysis of the possibilities of building a decentralized control plane of a Software Defined Networks 41

Mircho J. Mirchev
Spectra of multilayer networks – mathematical foundations, metrics, spectral properties 49

Seferin Mirtchev, Rossitza Goleva, Dimitar Atamian, Ivan Ganchev


 ...  read more