Issue 7-8, 2013

Issue 7-8, 2013

 

ELECTROTECHNICA & ELECTRONICA E+E

Vol. 48. No 7-8/2013
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA

20130708-full

C O N T E N T S

ELECTRONICS
Marieta G. Kovacheva, Ivailo M. Pandiev

VHDL-AMS behavioral description of dual-slope analog-to-digital converter 2

Stanimir K. Stankov, Hristo I. Gigov, Ekaterina N. Dimitrova
Resistance deviation to voltage converter with increased sensitivity 8

Nikola Kolev, Racho Ivanov, Avram Levi, Lubomir Bogdanov
Microcomputer systems network for plant growing management – approaches and structure 12

COMPUTER TECHNICS
Tatyana I. Ivanova

Ontology-based semantic focused metasearch engine for students and scientists in the realm of electronics 17

COMMUNICATION TECHNICS
Ivan Uzunov, Dobromir Gaydazhiev

FBAR ladder filters – review, properties and possibilities for frequency response optimization 25

ELECTRICAL ENGINEERING
Kostadin G. Milanov

Calculation of basic parameters of magnetizers for rare-earth magnets and magnetic systems 34

Alexander P. Dachev
Analysis and comparison of transposition schemes of single-helical single-layer and multilayer transformer windings 39

Boris I. Evstatiev
Operation algorithm of an automated control system for optimization of the cooling effect of green roofs 49

20130708-full