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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]
Y. Yang et al., "Simple and flexible solar water evaporator using nanopore-loaded perforated silicon as spectrally selective absorber with consistently high indoor and outdoor performances," Solar Energy, vol. 300, 2025.
[2]
G. Kumar et al., "Earthquake precursor measurements employing a network of radon sensors," EPJ Nuclear Sciences and Technologies, vol. 11, 2025.
[3]
W. Liu and P. Papadimitratos, "Guardian Positioning System (GPS) for Location Based Services," in WiSec 2025 - Proceedings of the 18th ACM Conference on Security and Privacy in Wireless and Mobile Networks, 2025, pp. 88-99.

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...

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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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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...

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