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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]
D. Bosser et al., "Broadband Passive Sonar Track-Before-Detect Using Raw Acoustic Data," IEEE Journal of Oceanic Engineering, vol. 50, no. 4, pp. 3106-3116, 2025.
[2]
E. Björnson and O. T. Demir, "Capacity Maximization for MIMO Channels Assisted by Beyond-Diagonal RIS," in 2025 19Th European Conference On Antennas And Propagation, EUCAP, 2025.
[3]
M. Lindbergh, J. Starck and C. Beckman, "Design, Fabrication and Verification of a Millimeter Wave Butler Matrix Antenna," in 2025 19th European Conference On Antennas And Propagation,  EUCAP, 2025.

News

Vitaly Petrov is appointed docent

Vitaly Petrov is appointed docent

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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...

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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...

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