Welcome to the Chair of Communication Engineering at the University of Siegen
At the Department of Electrical Engineering and Computer Science (Faculty IV), wedevelop and investigate sustainable and energy-efficient solutions for wirelesscommunication and sensor systems. Our research aims to enable environmentally friendly, resource-efficient, and future-oriented technologies for the Internet of Things (IoT) and industrial digitalization.
About us
The Chair of Communication Engineering at the University of Siegen focuses on researchand teaching in sustainable and energy-efficient wireless communication and sensorsystems.
Our work addresses the technological challenges of digital transformation in industry and society, ranging from energy-efficient data transmission to resource-saving integration ofIoT systems.
Our research combines fundamental studies with applied approaches in areas such asbackscatter communication, near-field communication (NFC), wireless power transfer, and RF energy harvesting. The overarching goal is to develop innovative solutions for a sustainable and connected future.
Research Profile
The research at the Chair of Communication Engineering is organizedinto two main areas:
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Energy-Efficient Wireless Communication and Sensor Systems
This area focuses on sustainable concepts for future wirelesssystems, including backscatter communication, near-fieldcommunication (NFC), wireless power transfer, and RF energyharvesting to realize batteryless and autonomous IoT and industrialsensor nodes. -
Integrated Radio Frequency Circuits for Ultra-Low Power Applications
Research in this area targets the design of highly integrated RF and microwave circuits for energy-efficient applications, includingminiaturized antennas, transponders, and adaptive circuitarchitectures enabling sustainable communication technologies.
Research Focus Areas
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Backscatter communication and passive RFID systems for realizing extremely energy-efficient, batteryless sensors
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Near-field communication (NFC) and wireless sensornetworks enabling high-performance, sustainable IoT applications
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Wireless power transfer (WPT) for contactless energy transmission in sensor nodes
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RF energy harvesting to achieve autonomous power supply for IoT devices
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Highly optimized analog frontends for (ultra-)low-power wireless communication and energy harvesting devices
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Miniaturized antenna and transponder technologies to optimize passive and semi-passive sensor nodes
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System-on-a-chip and system-in-package solutions to realize highly integrated communication systems with reduced material usage
Latest publications
Fully Passive RF Wake-Up Receiver Including a Small Loop Antenna With −30.7-dBm Sensitivity at 26-kbps Bitrate
Fully Passive RF Wake-Up Receiver Including a Small Loop Antenna With −30.7-dBm Sensitivity at 26-kbps Bitrate
Ultra-Low-Power Sub-1 V 29 ppm/°C Voltage Reference and Shared-Resistive Current Reference
Ultra-Low-Power Sub-1 V 29 ppm/°C Voltage Reference and Shared-Resistive Current Reference
Adaptive NFC WPT System Implementing Neural Network-Based Impedance Matching with Bypass Functionality
Adaptive NFC WPT System Implementing Neural Network-Based Impedance Matching with Bypass Functionality
Microwave-Enabled Wearables: Underpinning Technologies, Integration Platforms, and Next-Generation Roadmap
Microwave-Enabled Wearables: Underpinning Technologies, Integration Platforms, and Next-Generation Roadmap
Robustly Operating: Passive Near-Field Communication Systems in Metal Environments
Robustly Operating: Passive Near-Field Communication Systems in Metal Environments
WPT and NFC Interoperability for Wearables with Miniaturized Coils
WPT and NFC Interoperability for Wearables with Miniaturized Coils
Next-Generation IoT Devices: Sustainable Eco-Friendly Manufacturing, Energy Harvesting, and Wireless Connectivity
Next-Generation IoT Devices: Sustainable Eco-Friendly Manufacturing, Energy Harvesting, and Wireless Connectivity
Broadband EC Models of Coil Antennas for Inductively Coupled Systems
Broadband EC Models of Coil Antennas for Inductively Coupled Systems
Sub-GHz RF Energy Harvester including a Small Loop Antenna
Sub-GHz RF Energy Harvester including a Small Loop Antenna
Space Tags
Space Tags
Ultra-Low-Power IoT 30nW 474mV 19 ppm/°C Voltage Reference and 2 nA 470 ppm/°C Current Reference
Ultra-Low-Power IoT 30nW 474mV 19 ppm/°C Voltage Reference and 2 nA 470 ppm/°C Current Reference
HF RFID Tag Chip Impedance Measurements
HF RFID Tag Chip Impedance Measurements
Contact the Chair of Communication Engineering
Postal address
University of Siegen
Chair of Communication Engineering
Faculty IV
Hölderlinstr. 3
57068 Siegen
Visitor address
University of Siegen
Chair of Communication Engineering
Faculty IV
H-E 205 Level 2
Hölderlinstr. 3
57068 Siegen
Secretariat
Please contact Beata Koziol.