Skip to main content
To KTH's start page

Division of Communication Systems

The Division of Communication Systems (CoS) focuses on education and research in the communication systems area in its widest sense. This includes, but is not limited to: technical and economic aspects of wireless, wired and optical communication systems and services, fixed and mobile communication systems, and communication related services, artifacts, applications and usage. The technology focus lies on communication at the Media Access and Control (MAC) layer and above as well as on implementation aspects of all layers.

Meet the division

Recent publications

[1]
M. Zaher, E. Björnson and M. Petrova, "Cell-Free Beamforming Design for Physical Layer Multigroup Multicasting," IEEE Transactions on Wireless Communications, 2025.
[2]
F. Giarrè et al., "Hierarchical Multi Agent DRL for Soft Handovers Between Edge Clouds in Open RAN," in 2025 IEEE International Conference on Machine Learning for Communication and Networking, ICMLCN 2025, 2025.
[3]
S. Zhang et al., "Multi-Agent RL for Sleep Mode and Antenna Configuration With User Offloading Under Dynamic Traffic in Massive MIMO Networks," IEEE Transactions on Vehicular Technology, vol. 74, no. 6, pp. 9734-9749, 2025.

News

Vitaly Petrov is appointed docent

Vitaly Petrov is appointed docent

Read the article
The Starlink satellite design being developed by SpaceX. Image: Wikimedia Commons.
The Starlink satellite design being developed by SpaceX. Image: Wikimedia Commons.

The students' report on Starlink has been downloaded over 7500 times

How is satellite-based internet affected by rain and time of day? KTH students Emil Fredriksson and Céline Careau investigated this in their thesis - and they got it right. Their report has now been d...

Read the article

Research behind the efficiency of mobile phone networks - one of the most highly cited

The research behind using mobile phone masts with many small electrically steerable antennas has been included in Clarivate's annual Clarivate Highly Cited Researchers 2023 list. ”This is of cours...

Read the article

Calendar