Issue 3-4, 2020
ELECTROTECHNICA & ELECTRONICA E+E
Vol. 55. No 3-4/2020
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA
C O N T E N T S
TELECOMMUNICATIONS SCIENCE
Takeshi Tanaka, Nobuharu Okamitsu, Takuma Hamada, Kenshi Nishino
Development of an IoT device using SigFox, ThingSpeak, and MATLAB/Simulink 35
Georgi Tsenov , Stilyan Georgiev, Stanimir Andonov, Valeri Mladenov
Electroencephalography for TV advertisement decomposition 41
E-LEARNING
Maria Todorova, Lilyana Koleva, Elena Koleva
A study of the efficiency as a usability characteristic in E-learning environment 49
Seferin Mirtchev
Cyberlearning and engineering education – survey 57
