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]
W. Johan, A. Hussain and P. Papadimitratos, "Jailbreaking Large Language Models Through Content Concretization," in GameSec 2025 : 16th Conference on Game Theory and AI for Security, 2025.
[2]
A. Irshad et al., "Optimizing Movable Antennas in Wideband Multi-User MIMO with Hardware Impairments," in SPAWC 2025 - 2025 IEEE 26th International Workshop on Signal Processing and Artificial Intelligence for Wireless Communications - Proceedings, 2025.
[3]
S. Rivetti et al., "Clutter-Aware Target Detection for ISAC in a Millimeter-Wave Cell-Free Massive MIMO System," in SPAWC 2025 - 2025 IEEE 26th International Workshop on Signal Processing and Artificial Intelligence for Wireless Communications - Proceedings, 2025.

News

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

A new comprehensive approach is needed in wireless research

Challenges in the industry are increasing as we move towards a digitalised society where everything needs to be connected. The competition for the rare earth metals required in our batteries is intens...

Read the article

Calendar