Issue 3-4, 2015

Issue 3-4, 2015

 

ELECTROTECHNICA & ELECTRONICA E+E

Vol. 50. No 3-4/2015
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA

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C O N T E N T S

TELECOMMUNICATIONS SCIENCE

Nikolay Krastanov
SSH keys exchange protocol using identity based encryption 2

Kiril M. Kassev
Energy efficiency of IEEE 802.11 WLANs with adaptive modulation schemes 9

Tihomir S. Brusev
Power supply circuits for mobile wireless applications 15

Maria V. Nenova
Investigation of intrusion detection and intrusion prevention systems in eHealth hospital network 23

Lyubomir B. Laskov, Lidia T. Jordanova
Algorithms for carrier frequency recovery in DVB−S2 receivers 29

ELECTRICAL ENGINEERING

Nikola Georgiev
A model of a single-phase synchronous generator with rare earth magnets 35

PRACTICAL APPLICATIONS

Georgi P. Georgiev
Performance evaluation of Internet traffic by network measurements 41

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