An algorithm for complex spread spectrum in downlink line of mobile link systems CDMA2000 and UMTS. - Petar Petkov Petrov; Valentin Mutkov (CompSysTech, 2008)

Complex spread spectrum in uplink line of mobile link systems CDMA2000 and UMTS. - Petar Petkov Petrov; Valentin Mutkov (CompSysTech, 2008)

Research over correlation properties of families optical orthogonal codes. - Aleksandar Milev; Valentin Mutkov (CompSysTech, 2009)

An information system for temperature monitoring of administrative buildings. - Valentin Mutkov; Aleksandar Milev (CompSysTech, 2009)

Laboratory Module for Training in the Subject "Specialized Communication Networks in the Vehicles". - Iordan I. Stoev; V. A. Mutkov; Adriana N. Borodzhieva (MIPRO, 2019)

Computer-Based Education in the Course "Digital Electronics" Teaching the Topic "Adders-Subtractors". - Adriana N. Borodzhieva; Iordan I. Stoev; Ivanka D. Tsvetkova; Snezhinka L. Zaharieva; V. A. Mutkov (MIPRO, 2020)

FPGA Design of Boolean Functions Using a Cascade of Decoders and Logic Gates. - Adriana N. Borodzhieva; Iordan I. Stoev; Ivanka D. Tsvetkova; Snezhinka L. Zaharieva; V. A. Mutkov (MIPRO, 2020)

Project-Based Learning Approach Applied in the Course "Digital Electronics" for Studying the Topic "Binary Multipliers". - Adriana N. Borodzhieva; Ivanka D. Tsvetkova; Snezhinka L. Zaharieva; Dimitar V. Dimitrov; Valentin Angelov Mutkov (CompSysTech, 2021)