Department of Electronics and Nanoengineering

Kari Halonen Group

Sensor electronics and energy harvesting for wireless sensor networks, wearable, and implant applications research provides solutions for signal acquisition, power control and communications for wireless sensor devices of Internet of Everything and personalized customer electronics. As IoE devices merge the physical environment and internet seamlessly, the wearable and implant applications targets for improved personalized user experiance through advanced wireless user interfaces and information acquisition for personal health and well-being applications. The research aims to ultra low-power implementations of analog and digital electronics in energy scarce application environment.

Gesture Sensor Interface Demonstrator

This video demonstrates the operation of a low-power capacitive gesture sensor interface in a gaming application.

Latest publications

A Fully Integrated Programmable 6.0-8.5-GHz UWB IR Transmitter Front-End for Energy-Harvesting Devices

Tuomas Haapala, Tuomas Rantataro, Kari Halonen 2020 IEEE Journal of Solid-State Circuits

Time-based Sensor Interface for Dopamine Detection

Olaitan Olabode, Marko Kosunen, Vishnu Unnikrishnan, Tommi Palomäki, Tomi Laurila, Kari Halonen, Jussi Ryynänen 2020 IEEE Transactions on Circuits and Systems - I: Regular Papers

An mm-Wave CMOS I-Q Subharmonic Resistive Mixer for Wideband Zero-IF Receivers

Dristy Parveg, Mikko Varonen, Amirreza Safaripour, Pekka Kangaslahti, Mikko Kantanen, Tero Tikka, Todd Gaier, Kari A.I. Halonen, Ali Hajimiri 2020 IEEE Microwave and Wireless Components Letters

A 71–76 GHz wideband receiver front-end for phased array applications in 0.13 μm SiGe BiCMOS technology

Raju Ahamed, Mikko Varonen, Jan Holmberg, Dristy Parveg, Mikko Kantanen, Jan Saijets, Kari A.I. Halonen 2019 Analog Integrated Circuits and Signal Processing

A 40 nW CMOS-based temperature sensor with calibration free inaccuracy within ±0.6c

Shailesh Singh Chouhan, Kari Halonen 2019 Electronics (Switzerland)

Welcome to NORCAS 2019

Jari Nurmi, Kari Halonen, Juha Roning, Peeter Ellervee 2019 2019 IEEE Nordic Circuits and Systems Conference, NORCAS

A Sensor Interface for Neurochemical Signal Acquisition

Olaitan Olabode, Marko Kosunen, Vishnu Unnikrishnan, Tommi Palomaki, Tomi Laurila, Kari Halonen, Jussi Ryynanen 2019 2019 IEEE 62nd International Midwest Symposium on Circuits and Systems, MWSCAS 2019

Wideband mm-Wave CMOS Slow Wave Coupler

Dristy Parveg, Mikko Varonen, Denizhan Karaca, Kari Halonen 2019 IEEE Microwave and Wireless Components Letters

Development of wearable hardware platform to measure the ECG and EMG with IMU to detect motion artifacts

Muhammad Tanweer, Kari A.I. Halonen 2019 Proceedings - 2019 22nd International Symposium on Design and Diagnostics of Electronic Circuits and Systems, DDECS 2019
More information on our research in the Research database.
Research database

Kari Halonen 
e-mail: kari.halonen at

Postal address:
Department of Electronics and Nanoengineering
Aalto University School of Electrical Engineering
P.O. Box 15500, 00076 Aalto, Finland

Visiting address:
Maarintie 8, 02150 Espoo

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