Johanna Virkki
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Experimental Study on RFID Antenna Reading Areas in a Tunnel System
Kordelin, K., Kordelin, J., Johansson, M., Virkki, J., Ukkonen, L. & Sydänheimo, L., Aug 2017, In : Journal of Engineering. 15 p., 3850835.Research output: Contribution to journal › Article › Scientific › peer-review
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Optimization of RFID-Based Tunnel Access Monitoring System Antenna Reading Areas
Kordelin, K., Virkki, J., Kordelin, J., Kuusman, J., Mattila, J., Johansson, M., Ukkonen, L. & Sydänheimo, L., 1 Mar 2019, 13th European Conference on Antennas and Propagation, EuCAP 2019. IEEE, 8739592Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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Electro-textiles – The enabling technology for wearable antennas in wireless body-centric sensing systems
Koski, K., Moradi, E., Hasani, M., Virkki, J., Björninen, T., Rahmat-Samii, Y. & Ukkonen, L., Jul 2015, 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting July 19-24, 2015 • Vancouver, BC, Canada. IEEE, p. 1203-1204Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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Circularly polarized textile tag antenna for wearable passive UHF RFID systems
Kuang, Y., Ma, S., Ukkonen, L., Virkki, J. & Björninen, T., 2018, 2018 International Applied Computational Electromagnetics Society (ACES) Symposium. Applied Computational Electromagnetics Society (ACES)Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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Circularly Polarized Textile Tag Antenna for Wearable Passive UHF RFID Systems
Kuang, Y., Ma, S., Ukkonen, L., Virkki, J. & Björninen, T., 18 Mar 2019, 2018 International Applied Computational Electromagnetics Society Symposium in China, ACES-China 2018. IEEEResearch output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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System level reliability testing for high reliability devices
Kuusiluoma, S., Kiilunen, J. & Virkki, J., 2007, 9th Electronics Packaging Technology Conference (EPTC 2007), December 10-12, 2007, Grand Copthorne Waterfront, Singapore. p. 897-901Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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Personal Perspectives for Smart Vehicles and Driving
Liu, Y., Zhai, Y., Yang, M., Long, F. & Virkki, J., 2014, In : Journal of Emerging Trends in Computing and Information Sciences. 5, 9, p. 682-689 8 p.Research output: Contribution to journal › Article › Scientific › peer-review
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Brush-painting and photonical sintering of copper and silver inks on cotton fabric to form antennas for wearable ultra-high-frequency radio-frequency identification tags
Liu, J., Wang, J., Virkki, J., Björninen, T., Sydänheimo, L., Cheng, L. & Ukkonen, L., 2016, In : Textile Research Journal. 86, 15, p. 1616-1624Research output: Contribution to journal › Article › Scientific › peer-review
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Electro-textile slotted patch antenna for wearable passive UHF RFID tags
Liu, A., Wei, Z., Chen, X., Ukkonen, L., Virkki, J. & Björninen, T., 2017, Proceedings of 2017 IEEE Radio and Wireless Symposium. IEEE, p. 177–179Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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Implementation and wireless readout of passive UHF RFID strain sensor tags based on electro-textile antennas
Long, F., Zhang, X. D., Björninen, T., Virkki, J., Sydänheimo, L., Chan, Y-C. & Ukkonen, L., Apr 2015, European Conference on Antennas and Propagation April 12-17, 2015 • Lisbon, Portugal. IEEE, 5 p.Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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