Tampere University of Technology

TUTCRIS Research Portal

Johanna Virkki

  1. 2007
  2. Published

    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. 897-901

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

  3. 2009
  4. 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

  5. 2010
  6. 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

  7. 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

  8. 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

  9. Published

    Improving the standard reliability tests for tantalum capacitors

    Virkki, J., 2010, Tampere: Tampere University of Technology. (Tampereen teknillinen yliopisto. Julkaisu; vol. 922)

    Research output: Book/ReportDoctoral thesisCollection of Articles

  10. Published

    Testing the effects of reflow on tantalum capacitors

    Virkki, J., Seppälä, T. & Raumonen, P., 2010, In : Microelectronics Reliability. 50, 9-11, p. 1650-1653

    Research output: Contribution to journalArticleScientificpeer-review

  11. Published

    Testing the effects of temperature cycling on tantalum capacitors

    Virkki, J. & Tuukkanen, S., 2010, In : Microelectronics Reliability. 50, 8, p. 1121-1124

    Research output: Contribution to journalArticleScientificpeer-review

  12. Published

    Usability of HTSL and LTSL tests at component level

    Virkki, J. & Tuukkanen, S., 2010, The Seventh International New Exploratory Technologies Conference NEXT 2010, October 19-21, 2010, University of Turku, Finland. p. 1-12 12 p.

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

  13. 2011
  14. 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

  15. Published

    Modifications of the 85/85 test and the temperature cycling test for tantalum capacitors

    Virkki, J., Sydänheimo, L. & Raumonen, P., 2011, In : Soldering and Surface Mount Technology. 23, 3, p. 168-176

    Research output: Contribution to journalArticleScientificpeer-review

  16. Published

    Reliability of WSN Hardware

    Virkki, J., Zhu, Y., Meng, Y. & Chen, L., 2011, In : International Journal of Embedded Systems and Applications. 1, 2

    Research output: Contribution to journalArticleScientificpeer-review

  17. Published

    Testing the Effects of Seacoast Atmosphere on Tantalum Capacitors

    Virkki, J. & Raumonen, P., 2011, In : Active and Passive Electronic Components. 2011, p. 1-9 9 p., 108423.

    Research output: Contribution to journalArticleScientificpeer-review

  18. 2012
  19. 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

  20. 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

  21. Published

    Inkjet-Printed UHF RFID Tags on Renewable Materials

    Virtanen, J., Virkki, J., Ukkonen, L. & Sydänheimo, L., 2012, In : Advances in Internet of Things. 2, 4, p. 79-85

    Research output: Contribution to journalArticleScientificpeer-review

  22. Published

    Performance of UHF RFID tags printed directly on plywood structures

    Virkki, J., Merilampi, S., Ukkonen, L. & Sydänheimo, L., 2012, In : International Journal of RF Technologies. 3, 4, p. 283-302

    Research output: Contribution to journalArticleScientificpeer-review

  23. Published

    The Effects of Different Temperatures and Temperature Cycling on Breakdown Voltages of Tantalum Capacitors

    Virkki, J., 2012, In : INTERNATIONAL JOURNAL OF MODERN ENGINEERING RESEARCH. 2, 4, p. 1754-1756

    Research output: Contribution to journalArticleScientificpeer-review

  24. Published

    Towards Washable Wearable Antennas: A Comparison of Coating Materials for Screen-Printed Textile-Based UHF RFID Tags

    Kellomäki, T., Virkki, J., Merilampi, S. & Ukkonen, L., 2012, In : International Journal of Antennas and Propagation. p. 1-11 11 p., 476570.

    Research output: Contribution to journalArticleScientificpeer-review

  25. 2013
  26. 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

  27. 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

  28. 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

  29. Published

    Finnish perspectives for the IOT

    Virkki, J., 2013, In : American Journal of Networks and Communications. 2, 2, p. 23-27 5 p., 1.

    Research output: Contribution to journalArticleScientificpeer-review

  30. Published

    Inkjet-printing and Performance Evaluation of UHF RFID Tag Antennas on Renewable Materials with Porous Surfaces

    Björninen, T., Virkki, J., Virtanen, J., Sydänheimo, L., Ukkonen, L. & Manos, T. M., 2013, 7th European Conference on Antennas and Propagation digest, 8-12 Apr 2013, Gothenburg, Sweden. Piscataway, NJ: Institute of Electrical and Electronics Engineers IEEE, p. 1721 - 1725 5 p. (European Conference on Antennas and Propagation).

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

  31. Published

    Manufacturing and applications of screen-printed RFID tags on paper substrate

    Virkki, J., Björninen, T., Merilampi, S., Sydänheimo, L. & Ukkonen, L., 2013, PIERS Proceedings, Progress in Electromagnetics Research Symposium, Stockholm, Sweden, August 12-15, 2013. p. 562-566 5 p. (Progress in Electromagnetics Research Symposium).

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

  32. Published

    Personal Perspectives: Individual Privacy in the IOT

    Virkki, J. & Chen, L., 2013, In : Advances in Internet of Things. 3, p. 21-26 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  33. Published

    Perspectives for Wearable Electronics in Healthcare and Childcare

    Virkki, J. & Raumonen, P., 2013, In : E-Health Telecommunication Systems and Networks. 2, 3, p. 58-63 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

  34. Published

    Temperature Cycling of Tantalum Capacitors

    Virkki, J., 2013, In : Journal of Active and Passive Electronic Devices. 8, 2-3, p. 201-209 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  35. 2014
  36. 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

  37. 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

  38. 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

  39. 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

  40. 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

  41. Published

    Impact of antenna-fiber alignment and recurrent stretching on the performance of passive UHF RFID tags based on textile antennas

    Zhang, X. D., Yang, M. H., Virkki, J., Björninen, T., Merilampi, S., Sydänheimo, L., Chan, Y-C. & Ukkonen, L., 2014, IEEE International Microwave Workshop Series on RF and Wireless Technologies for Biomedical and Healthcare Applications, 8-10 December, 2014, London, UK. Institute of Electrical and Electronics Engineers IEEE, p. 40-42 3 p.

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

  42. Published

    Impact of Recurrent Stretching on the Performance of Electro-textile UHF RFID Tags

    Björninen, T., Virkki, J., Sydänheimo, L. & Ukkonen, L., 2014, 2014 Electronics System-Integration Technology Conference (ESTC), 16-18 September 2014, Helsinki, Finland. p. 1-5 5 p.

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

  43. Published

    Impact of Recurrent Washing on the Performance of Electro-textile UHF RFID Tags

    Björninen, T., Virkki, J., Sydänheimo, L. & Ukkonen, L., 2014, 2014 IEEE RFID Technology and Applications Conference, 8-9 September, 2014, Tampere, Finland. Institute of Electrical and Electronics Engineers IEEE, p. 251-255 5 p.

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

  44. Published

    Optimisation of manufacturing parameters for inkjet-printed and photonically sintered metallic nanoparticle UHF RFID tags

    Ren, Y., Virkki, J., Sydänheimo, L. & Ukkonen, L., 2014, In : Electronics Letters. 50, 21, p. 1504-1505 2 p.

    Research output: Contribution to journalArticleScientificpeer-review

  45. Published

    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 journalArticleScientificpeer-review

  46. Published

    Perspectives for Sharing Personal Information on Online Social Networks

    Chan, C. K. & Virkki, J., 2014, In : Social Networking. 3, 1, p. 41-49 9 p.

    Research output: Contribution to journalArticleScientificpeer-review

  47. Published

    Perspectives for sharing photos of children online

    Virkki, J. & Chan, C. K., 2014, In : Journal of Social Sciences. 3, 2, p. 357-366 10 p.

    Research output: Contribution to journalArticleScientificpeer-review

  48. Published

    Privacy of Wearable Electronics in the Healthcare and Childcare Sectors: A Survey of Personal Perspectives from Finland and the United Kingdom

    Virkki, J. & Aggarwal, R., 2014, In : Journal of Information Security. 5, 2, 10 p., 43831.

    Research output: Contribution to journalArticleScientificpeer-review

  49. Published

    Reliability of washable wearable screen printed UHF RFID tags

    Virkki, J., Björninen, T., Kellomäki, T., Merilampi, S., Shafiq, I., Ukkonen, L., Sydänheimo, L. & Chan, Y. C., 2014, In : Microelectronics Reliability. 54, 4, p. 840-846 7 p.

    Research output: Contribution to journalArticleScientificpeer-review

  50. Published

    Testing the effects of temperature and humidity on printed passive UHF RFID tags on paper substrate

    Merilampi, S., Virkki, J., Ukkonen, L. & Sydänheimo, L., 2014, In : International Journal of Electronics. 101, p. 711-730 22 p.

    Research output: Contribution to journalArticleScientificpeer-review

  51. 2015
  52. 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

  53. Published

    The effects of recurrent stretching on the performance of electro-textile and screen-printed ultra-high-frequency radio-frequency identification tags

    Virkki, J., Björninen, T., Merilampi, S., Sydänheimo, L. & Ukkonen, L., 2015, In : Textile Research Journal. 294-301, 8

    Research output: Contribution to journalArticleScientificpeer-review

  54. Published

    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 proceedingConference contributionScientificpeer-review

  55. Published

    Parametric optimization of inkjet printing and optical sintering of nanoparticle inks

    Sipilä, E., Ren, Y., Virkki, J., Sydänheimo, L., Tentzeris, M. M. & Ukkonen, L., 1 Apr 2015, 2015 9th European Conference on Antennas and Propagation (EuCAP). p. 1-4 4 p.

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

  56. Published

    Heat-sintered and photonically sintered brush-painted silver UHF RFID tags on plywood substrates

    Sipilä, E., Virkki, J., Sydänheimo, L. & Ukkonen, L., 1 May 2015, 2015 1st URSI Atlantic Radio Science Conference (URSI AT-RASC). p. 1-1 1 p.

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

  57. 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

  58. Published

    Possibilities of 3D direct write dispensing for textile UHF RFID tag manufacturing

    Björninen, T., Virkki, J., Sydänheimo, L. & 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. 1316–1317

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

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