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Research Output 2001 2019

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Conference article in proceedings
2018

Multibeam antenna with a passive beamforming system in LTCC technology for Mm-wave systems-in-package

Manzillo, F. F., Smierzchálski, M., Ettorre, M., Aurinsalo, J., Kautio, K. T., Lahti, M. S., Lamminen, A. E. I., Säily, J. & Sauleau, R., 2018, 12th European Conference on Antennas and Propagation . Institution of Engineering and Technology IET, Vol. CP741. 3 p.

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

Multibeam antennas
Beamforming
Antennas
Millimeter waves
Wireless networks
2017
2 Citations (Scopus)

An LTCC beam-switching antenna with high beam overlap for 60-GHz mobile access points

Foglia Manzillo, F., Smierzchalski, M., Ettorre, M., Aurinsalo, J., Kautio, K., Lahti, M., Lamminen, A., Säily, J. & Sauleau, R., 2017, 2017 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting. Institute of Electrical and Electronic Engineers IEEE, p. 1441-1442 2 p.

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

beam switching
antennas
ceramics
Antennas
Antenna feeders
3 Citations (Scopus)

Gain Enhanced Millimetre-Wave Beam-Switching Rotman Lens Antenna Designs on LCP

Lamminen, A., Säily, J., Kaunisto, M., Pokorny, M., Aurinsalo, J. & Raida, Z., 15 May 2017, 2017 11th European Conference on Antennas and Propagation, EUCAP 2017. Institute of Electrical and Electronic Engineers IEEE, p. 2781-2785 5 p.

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

beam switching
lens antennas
Lens antennas
antenna design
results measurement
2016
5 Citations (Scopus)

A Switched-Beam Linearly-Polarized Transmitarray Antenna for V-Band Backhaul Applications

Moknache, A., Dussopt, L., Säily, J., Lamminen, A., Kaunisto, M., Aurinsalo, J., Bateman, T. & Francey, J., 2 Jun 2016, Antennas and Propagation (EuCAP), 2016 10th European Conference on . Institute of Electrical and Electronic Engineers IEEE, p. 1-5

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

Antennas
Microstrip antennas
Insertion losses
Printed circuit boards
Telecommunication networks
2 Citations (Scopus)

Characterization sub-range-bin spatial features with frequency modulated continuous wave radar operated at 650 GHz

Luomahaara, J., Säily, J., Pursula, P., Luukanen, A. & Hassel, J., 30 Jun 2016, 2016 Global Symposium on Millimeter Waves (GSMM) & ESA Workshop on Millimetre-Wave Technology and Applications. Institute of Electrical and Electronic Engineers IEEE, p. 1-3

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

continuous wave radar
plastics
reflectance
profiles
1 Citation (Scopus)

Dual-Polarised Lens Feed Arrays and End-Fire Antennas in E-band

Ala-Laurinaho, J., Lamminen, A., Säily, J., Luomaniemi, R., Kaunisto, M., Kovarik, T., Wainio, P. & Räisänen, A. V., 2016, Antennas and Propagation (EuCAP), 2016 10th European Conference on. Institute of Electrical and Electronic Engineers IEEE, p. 1 - 5

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

Antenna feeders
Lenses
Fires
Antennas
Lens antennas
10 Citations (Scopus)

Millimetre-Wave Beam-Switching Rotman Lens Antenna Designs on Multi-Layered LCP Substrates

Säily, J., Pokorný, M., Kaunisto, M., Lamminen, A., Aurinsalo, J. & Raida, Z., 2 Jun 2016, Antennas and Propagation (EuCAP), 2016 10th European Conference on. Institute of Electrical and Electronic Engineers IEEE, p. 1-5

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

Lens antennas
Liquid crystal polymers
Millimeter waves
Lenses
Substrates
2014
3 Citations (Scopus)

Dual-circular polarised patch antenna array on LCP for 60 GHz millimetre-wave identification

Lamminen, A., Aurinsalo, J., Säily, J., Karttaavi, T., Francey, J. & Bateman, T., 2014, Proceedings: 8th European Conference on Antennas and Propagation, EuCAP 2014. 5 p.

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

Circular polarization
Microstrip antennas
Antenna arrays
Millimeter waves
Liquid crystal polymers
2013
4 Citations (Scopus)

Design and optimization of reconfigurable reflectarray element with MEMS phase shifter

Du, Z., Tamminen, A., Ala-Laurinaho, J., Säily, J., Rantakari, P., Luukanen, A. & Räisänen, A. V., 2013, Proceedings: 7th European Conference on Antennas and Propagation, EuCAP 2013. Institute of Electrical and Electronic Engineers IEEE, p. 2422-2426

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

Phase shifters
MEMS
Substrates
Photoresists
Dielectric properties
2 Citations (Scopus)

Multi-band imaging and adaptive beam-steering techniques for the submillimetre-wave range

Luukanen, A., Ala-Laurinaho, J., Häkli, J., Gomes-Martins, D., Kiuru, T., Leivo, M., Rautiainen, A., Säily, J., Tamminen, A., Toivanen, H., Tuovinen, R. & Räisänen, A., 2013, Proceedings: 7th European Conference on Antennas and Propagation, EuCAP 2013. Institute of Electrical and Electronic Engineers IEEE, p. 1946-1948

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

beam steering
submillimeter waves
angular resolution
imagery
electronics
6 Citations (Scopus)

Near-field measurements of submillimeter-wave reflectarrays

Tamminen, A., Ala-Laurinaho, J., Mäkelä, S., Gomes Martins, D., Häkli, J., Koivisto, P., Rantakari, P., Säily, J., Tuovinen, R., Luukanen, A., Sipilä, M. & Räisänen, A. V., 2013, Passive and Active Millimeter-Wave Imaging XVI. Wikner, D. A. & Luukanen, A. R. (eds.). Bellingham: International Society for Optics and Photonics SPIE, 871506. (Proceedings of SPIE, Vol. 8715).

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

submillimeter waves
near fields
patch antennas
microstrip antennas
rangefinding
7 Citations (Scopus)

Road surface condition detection using 24 GHz automotive radar technology

Häkli, J., Säily, J., Koivisto, P., Huhtinen, I., Dufva, T., Rautiainen, A., Toivanen, H. & Nummila, K., 2013, Proceedings International Radar Symposium, IRS 2013. Institute of Electrical and Electronic Engineers IEEE, p. 702-707

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

Radar
Asphalt
Backscattering
Telecommunication traffic
Friction
9 Citations (Scopus)

Studies on E-band antennas and propagation

Räisänen, A. V., Ala-Laurinaho, J., Haneda, K., Järveläinen, J., Karttunen, A., Kyrö, M., Semkin, V., Lamminen, A. & Säily, J., 2013, Proceedings: Loughborough Antennas & Propagation Conference, LAPC 2013. Institute of Electrical and Electronic Engineers IEEE, p. 176-180

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

Antennas
Lenses
Lens antennas
Radio waves
Switching networks
2012
6 Citations (Scopus)

Developments towards real-time active and passive submillimetre-wave imaging for security applications

Luukanen, A., Ala-Laurinaho, J., Leivo, M., Gomes Martins, D., Grönholm, M., Häkli, J., Koivisto, P., Mäkelä, S., Pursula, P., Rantakari, P., Sipilä, M., Säily, J., Tamminen, A., Toivanen, H., Tuovinen, R. & Rautiainen, A., 2012, Proceedings: IEEE MTT-S International Microwave Symposium Digest, IMS 2012. Institute of Electrical and Electronic Engineers IEEE, 6259538

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

Submillimeter waves
Imaging systems
Imaging techniques
Image resolution
Optics
2 Citations (Scopus)

High gain 60 GHz LTCC chain antenna array with substrate integrated waveguide feed network

Lamminen, A. & Säily, J., 2012, Proceedings: 6th European Conference on Antennas and Propagation, EuCAP 2012. Institute of Electrical and Electronic Engineers IEEE, p. 2569-2573

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

Substrate integrated waveguides
Antenna feeders
Antenna arrays
Antennas
Frequency bands

Millimeter-wave reflectarray for beam-steering applications

Tamminen, A., Ala-Laurinto, J., Mäkelä, S., Räisänen, A. V., Gomes Martins, D., Häkli, J., Koivisto, P., Rantakari, P., Säily, J., Tuovinen, R. & Luukanen, A., 2012, Proceedings: 2012 7th European Microwave Integrated Circuit Conference, EuMIC2012. Institute of Electrical and Electronic Engineers IEEE, Vol. 1. p. 219-222

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

beam steering
millimeter waves
genetic algorithms
near fields
waveguide antennas

Near-field measurements of a millimeter-wave reflectarray at 120 GHz

Mäkelä, S., Tamminen, A., Ala-Laurinaho, J., Räisänen, A. V., Koivisto, P., Säily, J., Häkli, J., Rantakari, P., Tuovinen, R. & Luukanen, A., 2012, Proceedings: 9th European Radar Conference, EuRAD 2012. Institute of Electrical and Electronic Engineers IEEE, p. 481-484

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

Millimeter waves
MEMS
Directional couplers
Phase shifters
Microstrip antennas
8 Citations (Scopus)

Reflectarray for 120-GHz beam steering application: Design, simulations, and measurements

Tamminen, A., Ala-Laurinaho, J., Gomes Martins, D., Häkli, J., Koivisto, P., Kärkkäinen, M., Mäkelä, S., Pursula, P., Rantakari, P., Sipilä, M., Säily, J., Tuovinen, R., Luukanen, A. & Räisänen, A. V., 2012, Proceedings of SPIE 8362: Passive and Active Millimeter-Wave Imaging XV. Wikner, D. A. (ed.). International Society for Optics and Photonics SPIE, 836205. (Proceedings of SPIE, Vol. 8362).

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

beam steering
microelectromechanical systems
phase modulation
waveguide antennas
physical optics
6 Citations (Scopus)

Towards video rate imaging at submillimetre-waves: Finnish developments of passive multi-band imaging and holographic submm-wave beam steering at VTT

Luukanen, A., Ala-Laurinaho, J., Häkli, J., Gomes-Martins, D., Kiuru, T., Koivisto, P., Leivo, M., Rautiainen, A., Säily, J., Tamminen, A., Toivanen, H., Tuovinen, R. & Räisänen, A., 2012, Proceedings of APMC 2012: Asia Pacific Microwave Conference . Institute of Electrical and Electronic Engineers IEEE, p. 782-784

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

beam steering
submillimeter waves
imagery
field of view
broadband
2011

3D radiation pattern measurement of LTCC antennas at 60 GHz

Lamminen, A., Titz, D., Kyrö, M., Azhar, S. M., Ferrero, F., Luxey, C., Säily, J., Jacquemond, G. & Vainikainen, P., 2011, Millimetre Wave Days Proceedings: Fourth Global Symposium on Millimeter Waves GSMM2011. p. 1-6

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

Directional patterns (antenna)
Antenna feeders
Antennas
Radiation
Temperature

Low cost high gain antenna arrays for 60 GHz millimetre wave identification (MMID)

Säily, J., Lamminen, A. & Francey, J., 2011, Millimetre Wave Days Proceedings: Sixth ESA Workshop on Millimetre Wave Technology and Applications. 6 p.

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

Antenna arrays
Millimeter waves
Costs
Printed circuit boards
Transmitters

Low DK thermoplastic substrate for broadband antennas

Helminen, A., Kiikka, T., Säily, J., Huhtinen, I. & Aurinsalo, J., 2011, Proceedings: IPC APEX EXPO Technical Conference 2011. Curran Associates Inc., Vol. 4. p. 2895-2920

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

Thermoplastics
Antennas
Polytetrafluoroethylenes
Substrates
Soldering
11 Citations (Scopus)

Rapid beamsteering reflectarrays for mm-wave and submm-wave imaging radars

Luukanen, A., Ala-Laurinaho, J., Gomes Martins, D., Häkli, J., Koivisto, P., Pursula, P., Rantakari, P., Säily, J., Tamminen, A., Tuovinen, R. & Sipilä, M., 2011, Passive Millimeter-Wave Imaging Technology XIV. International Society for Optics and Photonics SPIE, 80220M. (Proceedings of SPIE, Vol. 8022).

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

submillimeter waves
beam steering
transmitter receivers
millimeter waves
acquisition
18 Citations (Scopus)

Wideband stacked patch antenna array on LTCC for W-band

Lamminen, A. & Säily, J., 2011, Proceedings: 5th European Conference on Antennas and Propagation, EuCAP 2011. Institute of Electrical and Electronic Engineers IEEE, p. 2962-2966

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

Microstrip antennas
Antenna arrays
Bandwidth
Anechoic chambers
Microstrip lines
2010
6 Citations (Scopus)

77 GHz beam-switching high-gain end-fire antenna on LTCC

Lamminen, A. & Säily, J., 2010, Proceedings of ICECom 2010. Croatia: Institute of Electrical and Electronic Engineers IEEE, 5729672

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

Fires
Antennas
Waveguides
Microstrip lines
Directional patterns (antenna)
26 Citations (Scopus)

Mm-wave lens antenna with an integrated LTCC feed array for beam steering

Ala-Laurinaho, J., Karttunen, A., Säily, J., Lamminen, A., Sauleau, R. & Räisänen, A. V., 2010, Proceedings: 4th European Conference on Antennas and Propagation, EuCAP 2010. Institute of Electrical and Electronic Engineers IEEE, 5 p.

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

Lens antennas
Antenna feeders
Ray tracing
Microstrip antennas
Polytetrafluoroethylenes
8 Citations (Scopus)

Wideband millimetre wave end-fire antenna and array for wireless short-range applications

Lamminen, A. & Säily, J., 2010, Proceedings: 4th European Conference on Antennas and Propagation, EuCAP 2010. Institute of Electrical and Electronic Engineers IEEE, 5 p.

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

Millimeter waves
Fires
Antennas
Mobile devices
Frequency bands
2009

BeamSwitching Lens Antenna at 60 GHz for Gigabit Data Rate Wireless Indoor Connections

Lamminen, A., Säily, J., Sauleau, R. & Nguyen, N-T., 2009, 5th ESA Workshop on Millimetre Wave Technology and Applications and 31st ESA Antenna Workshop. European Space Agency ESA, p. 779-786

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

Open Access
Lens antennas
Lenses
Antenna feeders
Antennas
Waveguide couplers
2004

Antenna testing at 322 GHz in a hologram CATR

Lönnqvist, A., Ala-Laurinaho, J., Häkli, J., Koskinen, T., Mallat, J., Räisänen, A. V., Säily, J. & Tuovinen, J., 1 Dec 2004, Conference Proceedings- 34th European Microwave Conference. Vol. 2. p. 553-556 4 p.

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

Holograms
Antennas
Testing
Satellite antennas
Demonstrations
4 Citations (Scopus)

Computer-generated hologram and its use for submm-wave antenna measurement

Räisänen, A. V., Ala-Laurinaho, J., Koskinen, T., Lönnqvist, A., Säily, J., Häkli, J., Mallat, J., Viikari, V., Ranvier, S. & Tuovinen, J., 1 Dec 2004, 2004 IEEE Aerospace Conference Proceedings. Vol. 2. p. 717-721 5 p.

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

Holograms
Antennas
Satellite antennas
Millimeter waves
Wavelength

Recent results on using computer-generated submm-wave holograms for antenna and RCS measurements

Räisänen, A. V., Koskinen, T., Lönnqvist, A., Häkli, J., Ala-Laurinaho, J., Mallat, J. & Säily, J., 2004, Proceedings of MSMW'04: Vol. 1. Vol. 1. p. 22-25

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

Radar cross section
Holograms
Antennas
Submillimeter waves
Wavelength
2003
1 Citation (Scopus)

A compact RCS-range based on a phase hologram for scale model measurements at submm-wavelengths

Räisänen, A. V., Lönnqvist, A., Mallat, J., Noponen, E., Ala-Laurinaho, J., Säily, J., Koskinen, T. & Häkli, J., 1 Jan 2003, MWP 2003 : Proceedings, International Topical Meeting on Microwave Photonics. Institute of Electrical and Electronic Engineers IEEE, p. 55-58 1422824

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

test ranges
radar cross sections
Radar cross section
scale models
Holograms
2002

Computer-generated holograms for mm- and submm-wave beam shaping

Räisänen, A. V., Meltaus, J., Salo, J., Koskinen, T., Lönnqvist, A., Häkli, J., Säily, J., Ala-Laurinaho, J., Mallat, J., Noponen, E. & Salomaa, M. M., 1 Jan 2002, Conference Digest - 27th International Conference on Infrared and Millimeter Waves, IRMMW 2002. Temkin, R. J. (ed.). Institute of Electrical and Electronic Engineers IEEE, p. 113-114 1076110

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

Holograms
Radio waves
test ranges
radio waves
beamforming
2001

Experimental studies on radio holograms at mm- and submm-wavelengths

Räisänen, A. V., Ala-Laurinahol, J., Säily, J., Häkli, J., Koskinen, T., Lönnqvist, A., Noponen, E., Salo, J., Meltaus, O., Westerholm, J. & Salomaa, M. M., 1 Jan 2001, 4th International Kharkov Symposium "Physics and Engineering of Millimeter and Sub-Millimeter Waves", MSMW 2001 - Symposium Proceedings. Institute of Electrical and Electronic Engineers IEEE, Vol. 1. p. 57-62 946746

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

Holograms
test ranges
Wavelength
wavelengths
millimeter waves