Link budget optimization of free space optical systems in relation to the beam diverging angle. - Hristo Ivanov; Erich Leitgeb; Thomas Plank; Pasha Bekhrad; Tsvetan Mitsev (ConTEL, 2015)

Simulation of fiber taper for both forward and reverse cases. - Pasha Bekhrad; Hristo Ivanov; Erich Leitgeb; Branko Mikac (CSNDSP, 2016)

FSO system performance evaluation based on calibrated atmospheric channel emulation. - Hristo Ivanov; Thomas Plank; Christoph Pock; Erich Leitgeb (ConTEL, 2017)

Implementation of a testbed with a hardware channel emulator for simulating the different atmospheric conditions to verify the transmitter and receiver of Optical Wireless systems. - Erich Leitgeb; Hristo Ivanov; Thomas Plank; Pirmin Pezzei; Christoph Pock (ICTON, 2017)

Characterization of Poisson Channel for Deep Space FSO Based on SNSPD Technology by Experimental Demonstration. - Hristo Ivanov; Erich Leitgeb; Gert Freiberger (CSNDSP, 2018)

Optical Wireless Communications and Optical Sensing and Detection Technologies for Increasing the Reliability and Safety in Autonomous Driving Scenarios. - Erich Leitgeb; Thomas Plank; Pirmin Pezzei; Hristo Ivanov; Rafael Pérez Jiménez (ICTON, 2018)

Car to X Communication with Optical Wireless as Support and Alternative to RF-Technologies for Roads and Future Transportation. - Pasha Bekhrad; Hristo Ivanov; Erich Leitgeb (SoftCOM, 2018)

Novel Optical Network Design for Automotive Applications using ROADMs. - Daniel Kraus; Hristo Ivanov; Erich Leitgeb (ConTEL, 2019)

Approach for an Optical Network Design for Autonomous Vehicles. - Daniel Kraus; Hristo Ivanov; Erich Leitgeb (ICTON, 2019)

In-Network Machine Learning Predictive Analytics: A Swarm Intelligence Approach. - Hristo Ivanov; Christos Anagnostopoulos 001; Kostas Kolomvatsos (Convergence of Artificial Intelligence and the Internet of Things, 2020)

Characteristics of Ultra-Long Deep Space FSO Downlinks Using Special Detector Technologies Like SNSPD. - Hristo Ivanov; Erich Leitgeb (ICTON, 2020)

Simulation studies of elastic optical networks based on 3-stage Clos switching fabric. - Mariusz Glabowski; Hristo Ivanov; Erich Leitgeb; Maciej Sobieraj; Maciej Stasiak (Opt. Switch. Netw., 2020)

Quality-Driven Schemes Enhancing Resilience of Wireless Networks under Weather Disruptions. - Rasa Bruzgiene; Lina Narbutaite; Tomas Adomkus; Peter Pocta; Peter Brida; Juraj Machaj; Erich Leitgeb; Pirmin Pezzei; Hristo Ivanov; Nadezhda Kunicina; Anatolijs Zabasta; Jelena Caiko; et al. (Guide to Disaster-Resilient Communication Networks, 2020)

Free Space Optics System Reliability in the Presence of Weather-Induced Disruptions. - Hristo Ivanov; Erich Leitgeb; Daniel Kraus; Frank S. Marzano; Antonio Jurado-Navas; Sander Dorenbos; Rafael Pérez Jiménez; Gert Freiberger (Guide to Disaster-Resilient Communication Networks, 2020)

Channel Emulation of Satellite-to-Ground APD-based FSO Link in the Presence of Atmospheric Turbulence Fading. - Hristo Ivanov; Ziad Hatab; Erich Leitgeb (ConTEL, 2021)

Using Feedforward Neural Networks for Parameter Modeling of a 4G Link for Unmanned Aerial Vehicles. - Giancarlo Benincasa; Erich Leitgeb; Klaus Kainrath; Hristo Ivanov (SoftCOM, 2021)

Estimation of Cloud-induced Optical Attenuation over Near-Earth and Deep-space FSO Communication Systems. - Hristo Ivanov; Pirmin Pezzei; Erich Leitgeb (SoftCOM, 2021)

Enhancing Resilience of FSO Networks to Adverse Weather Conditions. - Ilya Kalesnikau; Michal Pióro; Jacek Rak; Hristo Ivanov; Emma Fitzgerald; Erich Leitgeb (IEEE Access, 2021)

Artificial Generation of Mie Scattering Conditions for FSO Fog Chambers. - Hristo Ivanov; Erich Leitgeb (CSNDSP, 2022)

Assessment of Powerline Technology based on integrated evaluation kit. - Pasha Bekhrad; Kushal Madane; Hristo Ivanov; Erich Leitgeb; Yingjie Liu (IWSSIP, 2022)

Power Line Communication for Building Automation Using Visible Light Sensing Systems. - Hristo Ivanov; Pasha Bekhrad; Erich Leitgeb (IWSSIP, 2022)

Dynamic Adaptation of Difficulty in Chess. - Boyan Bontchev; Hristo Ivanov (IS, 2024)

Review of Deep Space Optical Communications. - Hristo Ivanov; Sinda Mejri; Andrea Di Mira; Klaus-Juergen Schulz; Clemens Heese (Int. J. Satell. Commun. Netw., 2025)