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Jari Holopainen
Jari Holopainen
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Mobile terminal antenna performance with the user's hand: Effect of antenna dimensioning and location
J Ilvonen, O Kivekas, J Holopainen, R Valkonen, K Rasilainen, ...
IEEE Antennas and Wireless Propagation Letters 10, 772-775, 2011
892011
Concept for frequency-reconfigurable antenna based on distributed transceivers
JM Hannula, J Holopainen, V Viikari
IEEE Antennas and wireless propagation letters 16, 764-767, 2016
712016
Frequency reconfigurable multiband handset antenna based on a multichannel transceiver
JM Hannula, T Saarinen, J Holopainen, V Viikari
IEEE Transactions on Antennas and Propagation 65 (9), 4452-4460, 2017
672017
Design strategy for 4G handset antennas and a multiband hybrid antenna
J Ilvonen, R Valkonen, J Holopainen, V Viikari
IEEE Transactions on Antennas and Propagation 62 (4), 1918-1927, 2014
632014
More than 20 antenna elements in future mobile phones, threat or opportunity?
P Vainikainen, J Holopainen, C Icheln, O Kivekas, M Kyro, M Mustonen, ...
2009 3rd European Conference on Antennas and Propagation, 2940-2943, 2009
592009
Broadband equivalent circuit model for capacitive coupling element–based mobile terminal antenna
J Holopainen, R Valkonen, O Kivekas, J Ilvonen, P Vainikainen
IEEE Antennas and Wireless Propagation Letters 9, 716-719, 2010
562010
Antenna for handheld DVB terminal
J Holopainen, J Villanen, M Kyro, C Icheln, P Vainikainen
IEEE International Workshop on Antenna Technology Small Antennas and Novel …, 2006
532006
Multiband frequency reconfigurable 4G handset antenna with MIMO capability
J Ilvonen, R Valkonen, J Holopainen, V Viikari
Progress In Electromagnetics Research 148, 233-243, 2014
522014
Frequency-reconfigurable mobile terminal antenna with MEMS switches
R Valkonen, C Luxey, J Holopainen, C Icheln, P Vainikainen
Proceedings of the fourth european conference on antennas and propagation, 1-5, 2010
492010
Antenna for handheld DVB terminal
J Holopainen
452005
Optimal Dual-Antenna Design in a Small Terminal Multi-Antenna System
R Martens, J Holopainen, E Safin, J Ilvonen, D Manteuffel
IEEE Antennas and Propagation Letters, 1700-1703, 0
45*
Internal broadband antennas for digital television receiver in mobile terminals
J Holopainen, O Kivekäs, C Icheln, P Vainikainen
IEEE Transactions on Antennas and Propagation 58 (10), 3363-3374, 2010
442010
Effect of the user's hands on the operation of lower UHF-band mobile terminal antennas: Focus on digital television receiver
J Holopainen, O Kivekäs, J Ilvonen, R Valkonen, C Icheln, P Vainikainen
IEEE Transactions on electromagnetic Compatibility 53 (3), 831-841, 2011
402011
Broadband tuning of mobile terminal antennas
R Valkonen, J Holopainen, C Icheln, P Vainikainen
IET Digital Library, 2007
352007
Five-element inverted-F antenna array for MIMO communications and radio direction finding on mobile terminal
AAH Azremi, M Kyro, J Ilvonen, J Holopainen, S Ranvier, C Icheln, ...
2009 Loughborough Antennas & Propagation Conference, 557-560, 2009
312009
Tunable eight‐element MIMO antenna based on the antenna cluster concept
JM Hannula, TO Saarinen, A Lehtovuori, J Holopainen, V Viikari
IET Microwaves, Antennas & Propagation 13 (7), 959-965, 2019
302019
Mobile terminal antennnas implemented by using direct coupling
J Holopainen, J Villanen, C Icheln, P Vainikainen
2006 First European Conference on Antennas and Propagation, 1-6, 2006
302006
Near-field control of handset antennas based on inverted-top wavetraps: Focus on hearing-aid compatibility
J Holopainen, J Ilvonen, O Kivekas, R Valkonen, C Icheln, P Vainikainen
IEEE Antennas and Wireless Propagation Letters 8, 592-595, 2009
262009
Compensation of finger effect on a mobile terminal antenna by antenna selection
R Valkonen, S Myllymäki, A Huttunen, J Holopainen, J Ilvonen, ...
2010 International Conference on Electromagnetics in Advanced Applications …, 2010
242010
Isolation improvement method for mobile terminal antennas at lower UHF band
J Ilvonen, O Kivekäs, AAH Azremi, R Valkonen, J Holopainen, ...
Proceedings of the 5th European Conference on Antennas and Propagation …, 2011
232011
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