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

220-240-GHz High-Gain Phase Shifter Chain and Power Amplifier for Scalable Large Phased-Arrays

Md Najmussadat, Raju Ahamed, Mikko Varonen, Dristy Parveg, Mikko Kantanen, Kari A.I. Halonen 2023 IEEE Access

Outlooks on Transmitter Energy Efficiency and FOM and a 189.7-dBJ/bit ULP DPPM Transmitter

Mika Pulkkinen, Kari Halonen 2023 IEEE Transactions on Circuits and Systems I: Regular Papers

A 200-250-GHz Phase Shifter Utilizing a Compact and Wideband Differential Quadrature Coupler

Raju Ahamed, Mikko Varonen, Dristy Parveg, Md Najmussadat, Yehia Tawfik, Kari A.I. Halonen 2022 IEEE Microwave and Wireless Components Letters

A Compact Untrimmed 48ppm/°C All MOS Current Reference Circuit

Dipesh C. Monga, Kari Halonen 2022 MWSCAS 2022 - 65th IEEE International Midwest Symposium on Circuits and Systems, Proceedings

An E-band Bidirectional PALNA in 0.13 μm SiGe BiCMOS Technology

R. Ahamed, M. Varonen, D. Parveg, M. Najmussadat, M. Kantanen, Y. Tawfik, K. A.I. Halonen 2021 EuMIC 2021 - 2021 16th European Microwave Integrated Circuits Conference

Design of a 240-GHz LNA in 0.13 µm SiGe BiCMOS Technology

Md Najmussadat, Raju Ahamed, Mikko Varonen, Dristy Parveg, Yehia Tawfik, Kari A.I. Halonen 2021 EuMIC 2020 - 2020 15th European Microwave Integrated Circuits Conference

250 GHz SiGe SPDT Resonator Switch

Yehia Tawfik, Ahamed Raju, Mikko Varonen, Md Najmussadat, Kari A.I. Halonen 2021 EuMIC 2020 - 2020 15th European Microwave Integrated Circuits Conference

Design and analysis of an e-band power detector in 0.13 µm SiGe BiCMOS technology

Raju Ahamed, Mikko Varonen, Dristy Parveg, Md Najmussadat, Mikko Kantanen, Kari A.I. Halonen 2020 2020 IEEE International Symposium on Circuits and Systems, ISCAS 2020 - Proceedings

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
More information on our research in the Research database.
Research database

Contact:
Kari Halonen 
e-mail: kari.halonen at aalto.fi

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

Visiting address:
TUAS-building
Maarintie 8, 02150 Espoo

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