Tampere University of Technology

TUTCRIS Research Portal

Johanna Virkki

  1. Published

    3D Printed and Photonically Cured Graphene UHF RFID Tags on Textile, Wood, and Cardboard Substrates

    Akbari, M., He, H., Juuti, J., Tentzeris, M. M., Virkki, J. & Ukkonen, L., 20 Jun 2017, In : International Journal of Antennas and Propagation. 8 p., 7327398.

    Research output: Contribution to journalArticleScientificpeer-review

  2. Published

    3D-Printed Eco-Friendly and Cost-Effective Wireless Platforms

    Chen, X., He, H., Ukkonen, L. & Virkki, J., Sep 2018, 2018 7th Electronic System-Integration Technology Conference (ESTC). IEEE, 3 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  3. Published

    3D-Printed Graphene and Stretchable Antennas for Wearable RFID Applications

    He, H., Akbari, M., Sydänheimo, L., Ukkonen, L. & Virkki, J., 2017, 2017 International Symposium on Antennas and Propagation (ISAP). 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  4. Published

    3D-Printed Graphene Antennas and Interconnections for Textile RFID Tags: Fabrication and Reliability towards Humidity

    He, H., Akbari, M., Sydänheimo, L., Ukkonen, L. & Virkki, J., 5 Jun 2017, In : International Journal of Antennas and Propagation.

    Research output: Contribution to journalArticleScientificpeer-review

  5. Published

    Accelerated testing for failures of tantalum capacitors

    Virkki, J., Seppälä, T., Frisk, L. & Heino, P., 2010, In : Microelectronics Reliability. 50, 2, p. 217-219

    Research output: Contribution to journalArticleScientificpeer-review

  6. Published

    Accelerated tests for the effects of power cycling on tantalum capacitors in a humid environment

    Virkki, J. & Raumonen, P., 2010, In : Journal of Microelectronics and Electronic Packaging. 7, 2, p. 111-116 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  7. Published

    Activation game for older adults - Development and initial user experiences

    Merilampi, S., Koivisto, A. & Virkki, J., 29 Jun 2018, 2018 IEEE 6th International Conference on Serious Games and Applications for Health, SeGAH 2018. IEEE, p. 1-5 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  8. Published

    Additive Manufacturing of Antennas from Copper Oxide Nanoparticle Ink: Toward Low-Cost RFID Tags on Paper- and Textile-based Platforms

    Sipilä, E., Liu, J., Wang, J., Virkki, J., Björninen, T., Cheng, L., Sydänheimo, L. & Ukkonen, L., 10 Apr 2016, 2016 10th European Conference on Antennas and Propagation (EuCAP) . IEEE

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  9. Published

    A Lightweight Inter-domain Direct Anonymous Attestation Scheme for Machine-to-Machine Networks

    Chen, L., Hu, A., Huang, J. & Virkki, J., 2013, International Workshop on Cloud Computing and Information Security, CCIS 2013, November 9th-11th, 2013 in Shanghai, China. Atlantis Press, p. 545-550 6 p. (Advances in Intelligent Systems Research; vol. 52).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  10. Published

    Antennas and antenna-electronics interfaces made of conductive yarn and paint for cost-effective wearable RFIDs and sensors

    Chen, X., Ma, S., Ukkonen, L., Björninen, T. & Virkki, J., 4 Oct 2017, 2017 IEEE MTT-S International Microwave Symposium, IMS 2017. IEEE, p. 827-830 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  11. Published

    A Reliability Study of Coating Materials for Brush-painted Washable Textile RFID Tags

    Kazmi, A., Rizwan, M., Sydänheimo, L., Ukkonen, L. & Virkki, J., 2016, 2016 6th Electronic System-Integration Technology Conference (ESTC). IEEE

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  12. Published

    A Selective Ink Deposition Method for the Cost-Performance Optimization of Inkjet-Printed UHF RFID Tag Antennas

    Virtanen, J., Virkki, J., Elsherbeni, A. Z., Sydänheimo, L. & Ukkonen, L., 2012, In : International Journal of Antennas and Propagation. 2012, p. 1-9 9 p., 801014.

    Research output: Contribution to journalArticleScientificpeer-review

  13. Published

    A Smart Chair Physiotherapy Exergame for Fall Prevention – User Experience Study

    Merilampi, S., Mulholland, K., Ihanakangas, V., Ojala, J., Valo, P. & Virkki, J., 28 Oct 2019, 2019 IEEE 7th International Conference on Serious Games and Applications for Health (SeGAH). IEEE, 5 p. (IEEE International Conference on Serious Games and Applications for Health).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  14. Published

    A Survey Study of the Usefulness and Concerns about Smart Home Applications from the Human Perspective

    Zhai, Y., Liu, Y., Yang, M., Long, F. & Virkki, J., 2014, In : Open Journal of Social Sciences. 2, 11, p. 119-126 8 p.

    Research output: Contribution to journalArticleScientificpeer-review

  15. Published

    Automated identification of plywood using embedded inkjet-printed passive UHF RFID tags

    Virtanen, J., Virkki, J., Sydänheimo, L., Tenzeris, M. & Ukkonen, L., 2013, In : IEEE Transactions on Automation Science and Engineering. 10, 3, p. 796-806 11 p.

    Research output: Contribution to journalArticleScientificpeer-review

  16. Published

    Brush-painted Silver Nanoparticle UHF RFID Tags on Fabric Substrates

    Virkki, J., Björninen, T., Sydänheimo, L. & Ukkonen, L., 2014, PIERS 2014 Guangzhou. Progress in electromagnetics research symposium. Proceedings. August 25-28, 2014. Guangzhou, China.. The Electromagnetics Academy, p. 2106-2110 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  17. Published

    Brush-painted silver UHF RFID tags on environmental-friendly and flexible substrates

    Ren, Y., Virkki, J., Sydänheimo, L., Ukkonen, L. & Chan, Y-C., 2015, 2015 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting. IEEE, p. 1314-1315 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  18. Published

    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. 1616-1624

    Research output: Contribution to journalArticleScientificpeer-review

  19. Published

    Brush-Painting and Photonic Sintering of Copper Oxide and Silver Inks on Wood and Cardboard Substrates to Form Antennas for UHF RFID Tags

    Sipilä, E., Virkki, J., Wang, J., Sydänheimo, L. & Ukkonen, L., 2016, In : International Journal of Antennas and Propagation. 2016, 3694198.

    Research output: Contribution to journalArticleScientificpeer-review

  20. Published

    Challenges in Qualitative Accelerated Testing of WSN Hardware

    Virkki, J., Chen, L., Zhu, Y. & Meng, Y., 2011, In : Engineering. 3, 12, p. 1234-1239

    Research output: Contribution to journalArticleScientificpeer-review

  21. Published

    Characterization of Nanoparticle Inks on a Novel Polyester-based Substrate for Manufacturing of Passive UHF RFID Tags

    Rizwan, M., Adhur Kutty, A., Kgwadi, M., Drysdale, T. D., Sydänheimo, L., Ukkonen, L. & Virkki, J., 30 Jun 2016, 2016 IEEE International Symposium on Antennas and Propagation (APSURSI). IEEE, p. 937-938 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  22. Published

    Chipless graphene tag and dual-CP reader for Internet of Things

    Dong, G., Shen, Y., He, H., Virkki, J. & Hu, S., 26 Sep 2017, 2017 International Applied Computational Electromagnetics Society Symposium in China, ACES-China 2017. IEEE

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  23. Published

    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 proceedingConference contributionScientificpeer-review

  24. Published

    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. IEEE

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  25. Published

    Clothing-Integrated Passive RFID Strain Sensor Platform for Body Movement-Based Controlling

    He, H., Chen, X., Ukkonen, L. & Virkki, J., 7 Nov 2019, 2019 IEEE International Conference on RFID Technology and Applications (RFID-TA). IEEE, p. 236-239 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  26. Published

    Clothing-integrated RFID-based Interface for Human-Technology Interaction

    Mehmood, A., Qureshi, S., He, H., Chen, X., Ahmed, S., Merilampi, S., Raumonen, P., Ukkonen, L. & Virkki, J., 28 Oct 2019, 2019 IEEE 7th International Conference on Serious Games and Applications for Health (SeGAH). IEEE, 5 p. ( IEEE International Conference on Serious Games and Applications for Health).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  27. Published

    Comparative study of inkjet and thermal printing for fabrication of passive UHF RFID tags

    Rizwan, M., Adhur Kutty, A., Kgwadi, M., Drysdale, T. D., Ukkonen, L. & Virkki, J., 11 Apr 2016, 2016 10th European Conference on Antennas and Propagation (EuCAP). IEEE

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  28. Published

    Comparison of e-textile dipole and folded dipole antennas for wearable passive UHF RFID tags

    Chen, X., Ukkonen, L., Björninen, T. & Virkki, J., 19 Nov 2017, 2017 Progress in Electromagnetics Research Symposium - Fall (PIERS - FALL). IEEE, 6 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  29. Published

    Comparison of wearable passive UHF RFID tags based on electro-textile dipole and patch antennas in body-worn configurations

    Wei, Z., Liu, A., Chen, X., Waris, B., Ukkonen, L., Björninen, T. & Virkki, J., 2017, Proceedings of 2017 IEEE Radio and Wireless Symposium. IEEE, p. 204–206

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  30. Published

    Cost- and time-effective sewing patterns for embroidered passive UHF RFID tags

    Brechet, N., Ginestet, G., Moradi, E., Ukkonen, L., Torres, J., Björninen, T. & Virkki, J., 1 Mar 2017, Proceedings of IEEE 2017 International Workshop on Antenna Technology. IEEE, p. 30-33

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  31. Published

    Development and Implementation of an RFID-Based Tunnel Access Monitoring System

    Kordelin, K., Kordelin, J., Johansson, M., Virkki, J., Ukkonen, L. & Sydänheimo, L., 2016, In : SCIENCE AND TECHNOLOGY OF NUCLEAR INSTALLATIONS. 2016, 10 p., 9897675.

    Research output: Contribution to journalArticleScientificpeer-review

  32. Published

    Development of a matrix test board for capacitor reliability testing

    Virkki, J., Koskenkorva, A. & Frisk, L., 2010, In : Microelectronics Reliability. 50, 9-11, p. 1711-1714

    Research output: Contribution to journalArticleScientificpeer-review

  33. Published

    Effect of Sintering Method on the Read Range of Brush-painted Silver Nanoparticle UHF RFID Tags on Wood and Polyimide Substrates

    Sipilä, E., Virkki, J., Sydänheimo, L. & Ukkonen, L., 2014, 2014 IEEE RFID Technology and Applications Conference, 8-9 September, 2014, Tampere, Finland. p. 219-222 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  34. Published

    Electro-Textile Glove-Tags for Wearable RFID Applications

    Chen, X., He, H., Xu, J., Wang, T., Cheng, L., Ukkonen, L. & Virkki, J., 2017, 2017 International Symposium on Antennas and Propagation (ISAP). 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  35. Published

    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. 177–179

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  36. Published

    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. 1203-1204

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  37. Published

    Embedding Inkjet-printed Antennas into Plywood Structures for Identification and Sensing

    Virkki, J., Virtanen, J., Sydänheimo, L., Ukkonen, L. & Tentzeris, M., 2012, Proceedings of the IEEE 2012 International Conference on RFID -Technologies and Applications, RFID-TA, 5-7 November 2012, Nice, France. Piscataway, NJ: IEEE, p. 34-39 (IEEE International Conference on RFID-Technologies and Applications).

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  38. Published

    Embedding passive RFID tags into wooden doors for identification and tracking

    Virkki, J., Björninen, T., Virtanen, J., Ukkonen, L., Sydänheimo, L. & Lim, M., 2013, In : International Journal of Radio Frequency Identification Technology and Applications. 4, 2, p. 181-196 16 p.

    Research output: Contribution to journalArticleScientificpeer-review

  39. Published

    Embroidered Antenna-Microchip Interconnections and Contour Antennas in Passive UHF RFID Textile Tags

    Ginestet, G., Brechet, N., Torres, J., Moradi, E., Ukkonen, L., Björninen, T. & Virkki, J., 11 Nov 2016, In : IEEE Antennas and Wireless Propagation Letters. 16, p. 1205-1208

    Research output: Contribution to journalArticleScientificpeer-review

  40. Published

    Embroidered antennas and antenna-electronics interfaces for wearable RFID tags

    Virkki, J., Chen, X., Björninen, T. & Ukkonen, L., 20 Sep 2017, IMWS-AMP 2017 International Microwave Workshop Series on Advanced Materials and Processes. IEEE, 3 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  41. Published

    Embroidered passive UHF RFID tag on flexible 3D printed substrate

    Rizwan, M., Maxime, G., Massicart, A., Torres, J., Sydänheimo, L., Ukkonen, L., Björninen, T. & Virkki, J., 19 Nov 2017, 2017 Progress in Electromagnetics Research Symposium - Fall (PIERS - FALL). IEEE, 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  42. Published

    Embroidered UHF RFID Moisture Sensor Tag on Dishcloth Substrate

    Chen, X., He, H., Ukkonen, L. & Virkki, J., Jul 2018, 2018 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting. IEEE

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  43. Published

    Enhanced moisture stress test method for capacitors

    Virkki, J., Frisk, L., Heino, P. & Kuusiluoma, S., 2009, 4th IEEE Conference on ICIEA, Industrial Electronics and Applications, 25-17 May 2009, Xi'an, China. p. 4001-4004

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  44. Published

    Experimental Study on Antenna - IC Interconnections for Electro-textile RFID Tags

    Virkki, J., Tajima, J., Björninen, T., He, H., Sydänheimo, L., Ukkonen, L. & Nishikawa, H., 8 Aug 2016, Progress In Electromagnetics Research Symposium: PIERS 2016 in Shanghai, China, 8 August - 11 September, 2016.

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

  45. Published

    Experimental Study on Brush-Painted Metallic Nanoparticle UHF RFID Tags on Wood Substrates

    Sipilä, E., Virkki, J., Sydänheimo, L. & Ukkonen, L., 2014, In : IEEE Antennas and Wireless Propagation Letters. 14, p. 301-304 4 p.

    Research output: Contribution to journalArticleScientificpeer-review

  46. Published

    Experimental study on brush-painted passive RFID-based humidity sensors embedded into plywood structures

    Sipilä, E., Virkki, J., Sydänheimo, L. & Ukkonen, L., 2016, In : International Journal of Antennas and Propagation. 2016, 1203673.

    Research output: Contribution to journalArticleScientificpeer-review

  47. Published

    Experimental Study on Inkjet-Printed Passive UHF RFID Tags on Versatile Paper-Based Substrates

    He, H., Sydänheimo, L., Virkki, J. & Ukkonen, L., Aug 2016, In : International Journal of Antennas and Propagation. 2016, 9265159.

    Research output: Contribution to journalArticleScientificpeer-review

  48. Published

    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 journalArticleScientificpeer-review

  49. Published

    Experimental Study on Strain Reliability of Embroidered Passive UHF RFID Textile Tag Antennas and Interconnections

    Chen, X., Liu, A., Wei, Z., Ukkonen, L. & Virkki, J., 10 Jan 2017, In : Journal of Engineering. 2017, 8493405.

    Research output: Contribution to journalArticleScientificpeer-review

  50. Published

    Experimental Study on the Washing Durability of Electro-Textile UHF RFID Tags

    Fu, Y. Y., Chan, Y. L., Yang, M. H., Chan, Y-C., Virkki, J., Björninen, T., Sydänheimo, L. & Ukkonen, L., 2014, In : IEEE Antennas and Wireless Propagation Letters. 14, p. 466-469 4 p.

    Research output: Contribution to journalArticleScientificpeer-review

Previous 1 2 3 Next

ID: 75693