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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.

KTH Kista moves to KTH Campus

The activities at KTH Kista will gradually be moved to the KTH Campus from the spring semester of 2025. The move will give researchers, teachers and students more community, better resources and closer cooperation.

Read more about KTH Kista's move to KTH Campus (internal web)

Meet the division

Recent publications

[1]
A. Singh et al., "Near-Field Terahertz Communications for 6G and Beyond : From concepts to realizations," IEEE signal processing magazine (Print), vol. 42, no. 1, pp. 106-125, 2025.
[2]
P. Ramezani, Y. Khorsandmanesh and E. Björnson, "Joint Discrete Precoding and RIS Optimization for RIS-Assisted MU-MIMO Communication Systems," IEEE Transactions on Communications, vol. 73, no. 3, pp. 1531-1546, 2025.
[3]
M. Zaher, "Cell-Free Massive MIMO Networks : Practical Aspects and Transmission Techniques for Radio Resource Optimization," Doctoral thesis Stockholm : KTH Royal Institute of Technology, TRITA-EECS-AVL, 2025:43, 2025.

News

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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Emil Björnson.

Emil Björnson was awarded the 2022 Tage Erlander Prize

The Royal Swedish Academy of Sciences has awarded Professor Emil Björnson with the 2022 Tage Erlander Prize for natural sciences and technology.

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