Signal Processing and Wireless Communications

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We research on everything from energy efficiency in wireless sensor networks, energy harvesting and wireless power transfer to 5G/6G communication and distributed machine learning.

In the research area of signal processing and wireless communications we study:

  • Energy efficiency in wireless sensor networks, energy harvesting and wireless power transfer.
  • Distributed Machine Learning (AI), Secure machine learning.
  • Radio Channel Modeling & ”Network MIMO”.
  • Underwater Signal Processing and Localization.

Ongoing research projects

Fast Distributed Optimization and Learning over Wireless Networks with Newton-type Methods

Next generation of networked cyber-physical systems will support a number of application domains e.connected autonomous vehicular networks, collaborative robotics in smart factories, and many other mission-critical applications.With the advent of massive machine-to-machine communication and IoT networks, huge volumes of data can be collected and processed with low latency through edge computing facilities.

In this project, we aim to design and analyze fast, low-complexity communication-efficient distributed learning and optimization algorithms that are adaptive to the constraints posed by the underlying wireless networks.

Project leader: Subhrakanti Dey

Co-investigators: Anders Ahlén

Funding period:2024-2027

Project-ID: 2023-04232_VR

More information about the project in the Swecris database

Harvesting Based Communications for Wireless Control Systems

The aim of this project is to develop secure and privacy-preserving machine learning methods that ensure data security in the cloud.We also develop a cloud platform for secure data sharing and collaboration and implement the algorithms in an open source library.

Project leader: Anders Ahlén

Co-investigators: Subhrakanti Dey, Tomas Olofsson

Funding period: 2018-2021

Project-ID: 2017-04186_VR

More information about the project in the Swecris database

Secure and Self-Sustaining Netwoked Control for Cyber-Physical Systems

Cyber-Physical Systems (CPS) refer to the next generation of engineered systems that demand efficient integration of computing, communication, and control technologies in e.intelligent transportation systems, advanced healthcare and industrial automation.

This proposal aims to address two key research challenges: (i) design and analysis of secure networked estimation and control (NEC) algorithms for CPS via physical layer authentication and stochastic game theoretic methods, and (ii) innovation of optimally co-designed joint NEC and energy-management algorithms for large wireless control networks integrating emerging technologies such as energy harvesting and wireless power delivery.

Project leader: Subhrakanti Dey

Co-investigators: Anders Ahlén

Funding period: 2018-2021

Project-ID: 2017-04053_VR

More information about the project in the Swecris database

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