Microwave and Optical Technology Letters

Research outputs

  1. 2014
  2. Published

    A method for testing accuracy of the calibration standards based on reciprocity conditions of the error network

    Dahlberg, K., Silvonen, K. & Kiuru, T., 2014, In : Microwave and Optical Technology Letters. 56, 5, p. 1036-1040

    Research output: Contribution to journalArticleScientificpeer-review

  3. Published

    Design equations for dual wideband matching of capacitive coupling element antennas

    Lehtovuori, A., Valkonen, R., Ryynänen, J. & Valtonen, M., 2014, In : Microwave and Optical Technology Letters. 56, 1, p. 236-240

    Research output: Contribution to journalArticleScientificpeer-review

  4. Published

    Dual-band matching of arbitrary loads

    Lehtovuori, A., Valkonen, R. & Valtonen, M., 2014, In : Microwave and Optical Technology Letters. 56, 12, p. 2958

    Research output: Contribution to journalArticleScientificpeer-review

  5. Published

    Eight-element antenna array for diversity and mimo mobile terminal in LTE 3500 MHz band

    Abdullah Al-Hadi, A., Ilvonen, J., Valkonen, R. & Viikari, V., 2014, In : Microwave and Optical Technology Letters. 56, 6, p. 1323-1327

    Research output: Contribution to journalArticleScientificpeer-review

  6. Published

    How non-reciprocal is an effective permittivity matrix?

    Valagiannopoulos, C., 2014, In : Microwave and Optical Technology Letters. 56, 9

    Research output: Contribution to journalArticleScientificpeer-review

  7. Published

    Liquid metal patch antenna and antenna array for WLAN applications

    Semkin, V., Platonov, O., Kyrö, M. & Räisänen, A. V., 2014, In : Microwave and Optical Technology Letters. 56, 10, p. 2462-2464

    Research output: Contribution to journalArticleScientificpeer-review

  8. Published

    Realizing Frequency Division Multiple Access with Passive Wireless Intermodulation Communication Sensors

    Song, J., Pesonen, N., Viikari, V. & Seppä, H., 2014, In : Microwave and Optical Technology Letters. 2

    Research output: Contribution to journalArticleScientificpeer-review

  9. 2013
  10. Published

    Isolating the singular term of the green's function in the vicinity of the corner formulated by two intersecting waveguides

    Valagiannopoulos, C., 2013, In : Microwave and Optical Technology Letters. 55, 1, p. 16-23

    Research output: Contribution to journalArticleScientificpeer-review

  11. Published

    Low-pass features of optical nano-filters constituted by simple layered structures

    Valagiannopoulos, C. & Sihvola, A., 2013, In : Microwave and Optical Technology Letters. 55, 9, p. 2099-2106

    Research output: Contribution to journalArticleScientificpeer-review

  12. Published

    Wake-up radio architecture utilizing passive down conversion mixing

    Pursula, P., Viikari, V. & Saari, J-M., 2013, In : Microwave and Optical Technology Letters. 55, 5, p. 1038-1041

    Research output: Contribution to journalArticleScientificpeer-review

  13. 2012
  14. Published

    Calibration methodology for a 3D radiation pattern set-up of probe-fed millimeter-wave antennas

    Titz, D., Kyrö, M., Ferrero, F., Ranvier, S., Luxey, C., Brachat, P., Jacquemod, G. & Vainikainen, P., May 2012, In : Microwave and Optical Technology Letters. 54, 5, p. 1183-1189 7 p.

    Research output: Contribution to journalArticleScientificpeer-review

  15. Published

    Implementation of the thin-wire approximation for estimating the characteristics of a metallic reinforcement bar embedded into a concrete column with circular cross section

    Valagiannopoulos, C., Bimpas, M. & Uzunoglu, N., 2012, In : Microwave and Optical Technology Letters. 54, 3, p. 761-767

    Research output: Contribution to journalArticleScientificpeer-review

  16. 2010
  17. Published

    Effects of mutual coupling and ports isolation on the channel capacity

    Ranvier, S., Luxey, C., Staraj, R., Icheln, C. & Vainikainen, P., 1 Apr 2010, In : Microwave and Optical Technology Letters. 52, 4, p. 994-998 5 p.

    Research output: Contribution to journalArticleScientificpeer-review

  18. 2009
  19. Published

    Broadband cloaking with volumetric structures composed of two-dimensional transmission-line networks

    Alitalo, P., Luukkonen, O., Mosig, J. R. & Tretyakov, S. A., 2009, In : Microwave and Optical Technology Letters. 51, 7, p. 1627-1631

    Research output: Contribution to journalArticleScientificpeer-review

  20. Published

    Compact 3-D on-wafer radiation pattern measurement system for 60 GHz antennas

    Ranvier, S., Kyrö, M., Icheln, C., Luxey, C., Staraj, R. & Vainikainen, P., 2009, In : Microwave and Optical Technology Letters. 51, 2, p. 319-324

    Research output: Contribution to journalArticleScientificpeer-review

  21. Published

    Performance and Capacity Analysis of 60 GHz WPAN Channel

    Geng, S., 2009, In : Microwave and Optical Technology Letters. 51, 11, p. 2671-2675

    Research output: Contribution to journalArticleScientificpeer-review

  22. 2008
  23. Published

    Alternative approach for modeling material interfaces in FDTD

    Laakso, I. & Uusitupa, T., 2008, In : Microwave and Optical Technology Letters. 50, 5, p. 1211-1214

    Research output: Contribution to journalArticleScientificpeer-review

  24. Published

    Influence of metal-semiconductor contact on the transmission characteristics of image dielectric waveguide

    Dudorov, S. N., Lioubtchenko, D. V. & Räisänen, A. V., 2008, In : Microwave and Optical Technology Letters. 50, 11, p. 2825-2828

    Research output: Contribution to journalArticleScientificpeer-review

  25. Published

    Near-zero permittivity substrates for horizontal antennas: Performance enhancement and limitations

    Hirvonen, M. & Tretyakov, S. A., 2008, In : Microwave and Optical Technology Letters. 50, 10, p. 2674-2677

    Research output: Contribution to journalArticleScientificpeer-review

  26. Published

    Numerical specific absorption rate analysis and measurement of a small indoor base station antenna

    Ilvonen, S., Toivonen, T., Toivo, T., Uusitupa, T. & Laakso, I., 2008, In : Microwave and Optical Technology Letters. 50, 10, p. 2516-2521

    Research output: Contribution to journalArticleScientificpeer-review

  27. Published

    On the advantages of magnetic materials in microstrip antenna miniaturization

    Ikonen, P. & Tretyakov, S., 2008, In : Microwave and Optical Technology Letters. 50, 12, p. 3131-3134

    Research output: Contribution to journalArticleScientificpeer-review

  28. 2007
  29. Published

    A coupling element based quad-band antenna structure for mobile terminals

    Villanen, J., Icheln, C. & Vainikainen, P., 2007, In : Microwave and Optical Technology Letters. 49, 6, p. 1277-1282

    Research output: Contribution to journalArticleScientificpeer-review

  30. Published

    A planar dipole array formed by small resonant particles

    Englund, M. & Viitanen, A., 2007, In : Microwave and Optical Technology Letters. 49, 10, p. 2419-2422

    Research output: Contribution to journalArticleScientificpeer-review

  31. Published

    Dual bandstop resonator using combined split ring resonator and defected ground structure

    Safwat, A. M. E., Tretyakov, S. A. & Räisänen, A. V., 2007, In : Microwave and Optical Technology Letters. 49, 6, p. 1249-1253

    Research output: Contribution to journalArticleScientificpeer-review

  32. Published

    Measurement of a Reciprocal Four-Port Transmission Line Structure Using the 16-Term Error Model

    Zhang, Y., Silvonen, K. & Zhu, N. H., 2007, In : Microwave and Optical Technology Letters. 49, 7, p. 1511-1515

    Research output: Contribution to journalArticleScientificpeer-review

  33. Published

    Microstrip antenna miniaturization using partial dielectric material filling

    Luukkonen, O., Ikonen, P. & Tretyakov, S. A., 2007, In : Microwave and Optical Technology Letters. 49, 1, p. 155-159

    Research output: Contribution to journalArticleScientificpeer-review

  34. Published

    Optium dual-resonant impedance matching of coupling element based mobile terminal antenna structures

    Villanen, J., Icheln, C. & Vainikainen, P., 2007, In : Microwave and Optical Technology Letters. 49, 10, p. 2472-2477

    Research output: Contribution to journalArticleScientificpeer-review

  35. 2006
  36. Published

    Backward waves in a waveguide, filled with wire media

    Nefedov, I. S., Dardenne, X., Craeye, C. & Tretyakov, S. A., 2006, In : Microwave and Optical Technology Letters. 48, 12, p. 2560-2564

    Research output: Contribution to journalArticleScientificpeer-review

  37. Published

    MEMS-based high-impedance surfaces for millimetre and submillimetre wave applications

    Chicherin, D., Dudorov, S., Lioubtchenko, D., Ovchinnikov, V., Tretyakov, S. & Räisänen, A. V., 2006, In : Microwave and Optical Technology Letters. 48, 12, p. 2570-2573

    Research output: Contribution to journalArticleScientificpeer-review

  38. Published

    Negative-definite media, a class of bi-anisotropic metamaterials

    Lindell, I. & Sihvola, A., 2006, In : Microwave and Optical Technology Letters. 48, 3, p. 602-606

    Research output: Contribution to journalArticleScientificpeer-review

  39. Published

    Pattern correlation and mismatch in two-element antenna arrays

    Salonen, I., Icheln, C. & Vainikainen, P., 2006, In : Microwave and Optical Technology Letters. 48, 1, p. 41-43

    Research output: Contribution to journalArticleScientificpeer-review

  40. 2005
  41. Published

    Image theory for a vertical dipole above Veselago medium half space

    Lindell, I., 2005, In : Microwave and Optical Technology Letters. 44, 2, p. 185-190

    Research output: Contribution to journalArticleScientificpeer-review

  42. Published

    Numerical study of a PIFA with dispersive material fillings

    Kärkkäinen, M., Tretyakov, S. A. & Ikonen, P., 2005, In : Microwave and Optical Technology Letters. 45, 1, p. 5-8

    Research output: Contribution to journalArticleScientificpeer-review

  43. Published

    On potential applications of metamaterials for the design of broadband phase shifters

    Nefedov, I. S. & Tretyakov, S. A., 2005, In : Microwave and Optical Technology Letters. 45, 2, p. 98-102

    Research output: Contribution to journalArticleScientificpeer-review

  44. Published

    Patch antenna with stacked split-ring resonators as an artificial magneto-dielectric substrate

    Kärkkäinen, M. & Ikonen, P., 2005, In : Microwave and Optical Technology Letters. 46, 6, p. 554-556

    Research output: Contribution to journalArticleScientificpeer-review

  45. Published

    PIFA loaded with artificial magnetic material: Practical example for two utilization strategies

    Ikonen, P., Maslovski, S. & Tretyakov, S. A., 2005, In : Microwave and Optical Technology Letters. 46, 3, p. 205-210

    Research output: Contribution to journalArticleScientificpeer-review

  46. Published

    Polarization and bandwidth studies on finite-width corrugated plates

    Uusitupa, T., 2005, In : Microwave and Optical Technology Letters. 47, 5, p. 446-454

    Research output: Contribution to journalArticleScientificpeer-review

  47. Published

    The dependency of pattern correlation on mutual couling and losses in antenna arrays

    Salonen, I., Icheln, C. & Vainikainen, P., 2005, In : Microwave and Optical Technology Letters. 47, 2, p. 145-147

    Research output: Contribution to journalArticleScientificpeer-review

  48. 2004
  49. Published

    Compact directive antennas with a wire medium artificial lens

    Ikonen, P., Simovski, C. & Tretyakov, S., 2004, In : Microwave and Optical Technology Letters. 43, 6, p. 467-469

    Research output: Contribution to journalArticleScientificpeer-review

  50. Published

    Dielectric response of matter with cubic, circular-cylindrical, and spherical microstructure.

    Sihvola, A., Venermo, J. & Ylä-Oijala, P., 2004, In : Microwave and Optical Technology Letters. 41, 4, p. 245-248

    Research output: Contribution to journalArticleScientificpeer-review

  51. Published

    On the general energy-absorption mechanism in the human tissue

    Kivekäs, O., Lehtiniemi, T. & Vainikainen, P., 2004, In : Microwave and Optical Technology Letters. 43, 3, p. 195-201

    Research output: Contribution to journalArticleScientificpeer-review

  52. 2003
  53. Published

    Backward waves and negative refraction in uniaxial dielectrics with negative dielectric permittivity along the anisotropy axis

    Belov, P. A., 2003, In : Microwave and Optical Technology Letters. 37, 4, p. 259-263

    Research output: Contribution to journalArticleScientificpeer-review

  54. Published

    Effect of the chassis length on the bandwidth, SAR, and efficiency of internal mobile phone antennas

    Kivekäs, O., Ollikainen, J., Lehtiniemi, T. & Vainikainen, P., 2003, In : Microwave and Optical Technology Letters. 36, 6, p. 457-462

    Research output: Contribution to journalArticleScientificpeer-review

  55. Published

    Evanescent modes stored in cavity resonators with backward-wave slabs

    Tretyakov, S. A., Maslovski, S. I., Nefedov, I. S. & Kärkkäinen, M. K., 2003, In : Microwave and Optical Technology Letters. 38, 2, p. 153-157

    Research output: Contribution to journalArticleScientificpeer-review

  56. Published

    Studying 120 degree PBG waveguide bend using FDTD

    Uusitupa, T., Kärkkäinen, K. & Nikoskinen, K., 2003, In : Microwave and Optical Technology Letters. 39, 4, p. 326-333

    Research output: Contribution to journalArticleScientificpeer-review

  57. Published

    Thin absorbing structure for all incidence angles based on the use of a high-impedance surface

    Tretyakov, S. A. & Maslovski, S. I., 2003, In : Microwave and Optical Technology Letters. 38, 3, p. 175-178

    Research output: Contribution to journalArticleScientificpeer-review

  58. Published

    Wave propagation, refraction, and focusing phenomena in lorentzian double negative materials: a theoretical and numerical study

    Kärkkäinen, M. & Maslovski, S., 2003, In : Microwave and Optical Technology Letters. 37, 1, p. 4-7

    Research output: Contribution to journalArticleScientificpeer-review

  59. Published

    Wideband dielectric resonator antenna for mobile phones

    Kivekäs, O., Ollikainen, J. & Vainikainen, P., 2003, In : Microwave and Optical Technology Letters. 36, 1, p. 25-26

    Research output: Contribution to journalArticleScientificpeer-review

  60. 2002
  61. Published

    Analysis of the blocking performance of hybrid OCDM-WDM transport networks

    Mutafungwa, E. & Halme, S. J., 5 Jul 2002, In : Microwave and Optical Technology Letters. 34, 1, p. 61-68 8 p.

    Research output: Contribution to journalArticleScientificpeer-review

  62. Published

    2DD-FDTD modeling of wire antennas near artificial impedance surfaces

    Kärkkäinen, M. & Tretyakov, S. A., 2002, In : Microwave and Optical Technology Letters. 34, 1, p. 38-40

    Research output: Contribution to journalArticleScientificpeer-review

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