1. Publications of Jyrki Louhi (June 2016)
[1] Jyrki T. Louhi: Jäähdytyksen vaikutus alimillimetriaaltoalueen taajuuskertojan ominaisuuksiin. Diplomityö,
Teknillinen korkeakoulu, Espoo, 1991, 61 s.
[2] Jyrki Louhi, Antti Räisänen, Neal Erickson: “Effect of Cooling on the Efficiency of Schottky Varactor Frequency
Multipliers at Millimeter Waves”. Proceedings of the Third International Symposium on Space Terahertz
Technology, Ann Arbor, MI, 1992, ss. 134–145.
[3] Jyrki T. Louhi, Antti V. Räisänen: “Cooled Cascaded Frequency Multipliers at 1 THz”, Proceedings of the 22nd
European Microwave Conference, Espoo, 1992, ss. 597–602.
[4] Jyrki T. Louhi, Antti V. Räisänen, Neal R. Erickson: “Cooled Schottky Varactor Frequency Multipliers at
Submillimeter Wavelengths”. IEEE Transactions on Microwave Theory and Techniques, vol. 41, no.4, 1993, ss.
565–571.
[5] Jyrki T. Louhi, Antti V. Räisänen: Alimillimetriaaltoalueen taajuuskertojien kehittäminen. V Suomen
avaruustutkijoiden COSPAR-kokous, Oulu, 1994, ss. 37–38.
[6] Jyrki T. Louhi: “The Capacitance of a Small Circular Schottky Diode for Submillimeter Wavelengths”. IEEE
Microwave and Guided Wave Letters, vol. 4, no. 4, 1994, ss. 107–108.
[7] Jyrki T. Louhi: Millimetriaaltoalueen Schottky-varaktorin mallitus taajuuskertojasovelluksia varten.
Lisensiaatintyö, Teknillinen korkeakoulu, Espoo, 1994, 90 s.
[8] Jyrki T. Louhi, Antti V. Räisänen: On the Modelling of the Millimeter Wave Schottky Varactor. Proceedings of
the Fifth International Symposium on Space Terahertz Technology, Ann Arbor, MI, 1994, ss. 426–436.
[9] Jyrki T. Louhi, Antti V. Räisänen: “On the Modelling and Optimization of Schottky Varactor Frequency
Multipliers at Submillimeter Wavelengths”. IEEE Transactions on Microwave Theory and Techniques, vol. 43, no.
4, 1995, ss. 922–926.
[10] Jyrki T. Louhi, Antti V. Räisänen: “Effect of Voltage Modulation on the Shape of the Depletion Layer of the
Submillimeter Wave Schottky Varactor”. Proceedings of the 6th International Symposium on Space Terahertz
Technology, Pasadena, CA, 1995, ss. 408–422.
[11] Jyrki T. Louhi, Antti V. Räisänen: “Study of the Equivalent Circuit of the Schottky Varactor for Submillimeter
Wave Frequency Multiplier Applications”. Final Report for ESA, purchase order 141287, 1995, 59 s.
[12] Jyrki Louhi, Arto Lehto: Radiotekniikan harjoituksia, no: 559, Otatieto, Es-poo, 1995, 130 s.
[13] Jyrki T. Louhi, Antti V. Räisänen: “On the Optimization of the Schottky Varactor at Submillimeter Wavelengths”.
Digest of the 20th Annual International Conference on Infrared and Millimeter Waves, Orlando, FL, 1995, ss. 180–
181.
[14] Jyrki T. Louhi, Antti V. Räisänen: “Optimization of the Schottky Varactor for Frequency Multiplier Applications
at Submillimeter Wavelengths”. IEEE Microwave and Guided Wave Letters, vol. 6, no.6, 1996, ss. 241–242.
[15] Jyrki Louhi, Arto Lehto: Radiotekniikan harjoituksia (toinen korjattu painos), no: 559, Otatieto, Espoo, 1996, 130
s.
[16] Wolfgang Hilberath, Jürgen Mees, Ansgar Simon, Chih Lin, Arto Lehto, Jyrki Louhi, Ville Möttönen, Petri
Piironen, Antti Räisänen, Jian Zhang, Anping Zhao, Georges Eleftheriades, Juan Mosig: “MM and Sub-MM Wave
Open Structure Integrated Receiver Front-End Technology Development”, ESTEC/Contract 11806/96/NL/CN,
Preliminary Design Review, 1996, 62 s.
[17] Ville Möttönen, Arto Lehto, Jyrki Louhi, Petri Piironen, Antti Räisänen, Jian Zhang, Anping Zhao: “Development
of a Novel 650 GHz Integrated Subharmonically Pumped Schottky Diode Mixer”. USRI/IRC XXI radiotieteen
päivät, Espoo, 1996, ss. 197–198.
[18] Jyrki T. Louhi, Antti V. Räisänen: “The Dynamic Shape of the Depletion Layer of a Submillimeter Wave Schottky
Varactor”. IEEE Transactions on Microwave Theory and Techniques, vol. 44, no. 12, 1996, ss. 2159–2165.

2. [19] Jyrki T. Louhi: Millimeter Wave Frequency Multipliers With a Planar Schottky Varactor. Report S 223, Helsinki
University of Technology, Radio Laboratory, 1997, 48 s.
[20] Ville S. Möttönen, Jiang Zhang, Petri V. Piironen, Jyrki T. Louhi, Arto O. Leh-to, Ansgar Simon, Chih-I. Lin,
Antti V. Räisänen: “Preliminary Design of a 650 GHz Subharmonically Pumped Mixer with Quasi-vertical Schottky
Diodes”, Proceedings of the 8th International Symposium on Space Terahertz Technology, Cambridge, MA, 1997.
[21] Jérôme de La Noë, Philippe Ricaud, Philippe Baron, Olivier Lezeaux, Gérard Beaudin, Cyrille Viguerie, Juán-
Ramon Pardo, José Cernicharo, Alberto Barcia, Juán-Daniel Gallego, Juán-Ramon Pardo, Reto Peter, Niklaus
Kämpfer, Doris Maier, Dave Matheson, Brian Ellison, Brian Kerridge, Richard Siddans, Klaus Künzi, Ulf Klein,
Bernd Franke, Jyrki Louhi, Mikael Gustafsson, Juha Mallat and Antti Räisänen: EMCOR definition report, EU
contract ENV4-CT95-0137, 1997, 75 s.
[22] Jyrki T. Louhi: Development of Schottky Varactor Frequency Multiplier Techniques for Submillimeter
Wavelengths. Doctor Thesis, Helsinki University of Technology, Radio Laboratory, 1997.
[23] Jyrki T. Louhi, Antti V. Räisänen: “A frequency doubler for 200 GHz with a planar Schottky varactor”. Digest of
the 22nd Annual International Conference on Infrared and Millimeter Waves, Wintergreen, VA, 1997, ss. 255–256.
[24] Ville S. Möttönen, Jiang Zhang, Jyrki T. Louhi, Petri V. Piironen, Arto O. Leh-to, Antti V. Räisänen: “A
Subharmonic Schottky Diode Mixer at 650 GHz: Measurements on Scaled Models”. Digest of the 22nd Annual
International Conference on Infrared and Millimeter Waves, Wintergreen, VA, 1997, ss. 134–135.
[25] Jiang Zhang, Petri V. Piironen, Ville S. Möttönen, Jyrki T. Louhi, Arto O. Leh-to, Ansgar Simon, Chih-I. Lin,
Antti V. Räisänen: “Wide-Band Equivalent Circuit of Quasi-Vertical-Planar Schottky Diode for 650 GHz
Subharmonic Mixers”. Proceedings of the 5th International Workshop on Terahertz Electronics, Grenoble, France,
1997.
[26] Jyrki Louhi, Mikael Gustafsson, Juha Mallat, Antti Räisänen: Local oscillator and IF chain for European
millimeter wave radiometer, EMCOR. Report S 229, Helsinki University of Technology, Radio Laboratory, 1997,
56 s.
[27] Jyrki T. Louhi, Antti V. Räisänen: “A frequency doubler for 200 GHz with a planar Schottky varactor”.
International Journal on Infrared and Millimeter Waves, vol. 18, no. 11, 1997, ss. 2063–2075.
[28] Ville Möttönen, Petri Piironen, Jyrki Louhi, Jian Zhang, Antti Räisänen: ”A subharmonic mixer at 220 GHz”.
USRI XXII radiotieteen päivät, Oulu, 1997, ss. 81–82.
[29] Ville Möttönen, Petri Piironen, Jian Zhang, Jyrki Louhi, Antti Räisänen: “Development of millimeter and
submillimeter wave quasi-vertical Schottky diode mixers,” Proceedings of ESA Workshop on Millimetre Wave
Technology and Applications, Espoo, 1998, ss. 254–259.
[30] Jian Zhang, Petri V. Piironen, Ville S. Möttönen, Jyrki T. Louhi, Arto O. Lehto, Ansgar Simon, Chih-I. Lin, Antti
V. Räisänen: “Modeling of quasi-vertical planar anti-parallel Schottky diode for sub-mm-wave mixers,”
Proceedings of ESA Workshop on Millimetre Wave Technology and Applications, Espoo, Finland, 1998, ss. 303–
308.
[31] V. Möttönen, P. Piironen, J. Zhang, J. T. Louhi, A. V. Räisänen: “A subharmonic mixer at 220 GHz:
implementation and measurements”, URSI/Remote Sensing Club of Finland/IEEE XXIII Convention on Radio
Science and Remote Sensing Symposium, Espoo, August 24-25, 1998, ss. 65-66.
[32] Jérôme de La Noë, Philippe Ricaud, Philippe Baron, Gérard Beaudin, Cyrille Viguerie, Juán-Ramon Pardo, José
Cernicharo, Alberto Barcia, Juán-Daniel Gallego, Niklaus Kämpfer, Doris Maier, Reto Peter, Dave Matheson, Brian
Ellison, Richard Siddans, Klaus Künzi, Ulf Klein, Bernd Franke, Jyrki Louhi, Mikael Gustafsson, Juha Mallat and
Antti Räisänen: “A European microwave radiometer to measure some stratospheric minor constituents: The
EMCOR instrument,” Proceedings of ESA Workshop on Millimetre Wave Technology and Applications, Espoo,
Finland, 1998, ss. 22–27.
[33] Jian Zhang, Petri Piironen, Ville Möttönen, Jyrki Louhi, Arto Lehto, Ansgar Simon, Chih-I. Lin, Antti Räisänen:
“Model of quasi-vertical planar anti-parallel Schottky diode,” Proceedings of ICMMT’98, China, 1998.
[34] Jyrki Louhi, Arto Lehto: Radiotekniikan harjoituksia (kolmas täydennetty painos), no: 559, Otatieto, Espoo, 1998,
140 s.

3. [35] Maier, D, N. Kämpfer, W. Amacher, M. W¨thrich, J. de La Noë, P. Ricaud, P. Baron, G. Beaudin, C. Viguerie, J.-R.
Pardo, J. D. Gallego, A. Barcia, J.Cernicharo, B. Ellison, R. Siddans, D. Matheson, K. Künzi, U. Klein, B. Franke,
J. Louhi, J. Mallat, M. Gustafsson, A. Räisänen, A. Karpov: "EMCOR: a new radiometer for the measurement of
minor constituents in the frequency range of 201 to 210 GHz," Microrad 99, Florence, Italy, March 1999.
[36] Jyrki Louhi, Arto Lehto: Radiotekniikan harjoituksia (4. painos), no: 559, Otatieto, Espoo, 1999.
[37] Chih.-I. Lin, M. Rodríguez-Gironés, Ansgar. Simon, Jian. Zhang, Petri. V. Piironen, Ville. S. Möttönen, Jyrki. T.
Louhi, H. L. Hartnagel, Antti. V. Räisänen: "Anti-parallel planar Schottky diodes for subharmonically-pumped 220
GHz mixer." Proceedings of the 10th International Symposium on Space Terahertz Technology, Charlottesville, VA,
1999, pp. 86–94.
[38] Jyrki. Louhi, M. Gustafsson, J. Mallat, A. V. Räisänen: “European Minor Constituent Radiometer, EMCOR, in
"Research Activities of MilliLab 1997-1998", ed. J. Tuovinen, Millimetre Wave Laboratory of Finland - MilliLab,
ESA External Laboratory, 1999, pp. 26-27.
[39] D. Maier, N. Kämpfer, W. Amacher, M. Wutrich, J. de la Noe, P. Ricaud, P. Baron, G. Beaudin, C. Viguerie, J.-R.
Pardo, J.D. Gallego, A. Barcia, J. Cernicharo, B. Ellison, R. Siddans, D. Matheson, K. Kunzi, U. Klein, B. Barry, J.
Louhi, J. Mallat, M. Gustafsson, A. Räisänen, A. Karpov: “EMCOR: A New Radiometer for the Measurement of
Minor Constituents in the Frequency Range of 201 to 210 GHz”, pp. 417-425 in section 4.1 of Microwave
Radiometry and Remote Sensing of the Earth's Surface and Atmosphere, eds. P. Pampaloni and S. Paloscia,
International Science Publishers, The Netherlands, 2000, ISBN 90-6764-318-1, xiv+552 p
[40] D. Maier, N. Kämpfer, W. Amacher, M. Wutrich, J. de la Noe, P. Ricaud, P. Baron, G. Beaudin, C. Viguerie, J.-R.
Pardo, J.D. Gallego, A. Barcia, J. Cernicharo, B. Ellison, R. Siddans, D. Matheson, K. Kunzi, U. Klein, B. Barry, J.
Louhi, J. Mallat, M. Gustafsson, A. Räisänen, A. Karpov: “European Minor Constituent Radiometer. A New
Millimeter Wave Receiver for Atmospheric Research”, International Journal on Infrared and Millimeter Waves,
vol. 22, no. 11, 2001.
[41] Jyrki T. Louhi, Hans Somerma, Kari Nikkanen, Markku Koivisto, Nils Nordman, Tero Tuoriniemi, Mika
Hirvilampi, Mika Pehkonen, Kari Vepsäläinen, Petri Bergholm, Pasi Ruhanen, Mikael Platan, Jorma Rantiala, Petri
Mikkonen, Jarmo Mäkinen: Highly Integrated Microwave Point-to-point Outdoor Unit Optimized for Ultra High
Volume Manufacturing. IEEE MTT-S International Microwave Symposium digest, Seattle, WA, 2002.
[42] Jyrki T. Louhi, Hans Somerma: Future microwave and millimeter wave technology for telecommunication
systems, Invited paper. 3rd ESA Workshop on Millimetre Wave Technology and Applications, Espoo, Finland,
2003.
[43] Jyrki Tapio Louhi: Method and system for aligning a point-to-multipoint access terminal, Patent US6707425 B2,
2004.
[44] Jarmo Mäkinen, Aimo Leikas, Jyrki Louhi, Mika Pehkonen: Adaptive point-to-point microwave radio system,
Patent EP1435146 B1, 2005.
[45] Junnila, Nousianen, Louhi, Ahonen: Accounting based LCA of ICT network product. Market opportunies in life
cycle thinking. 1st
symposium of the NorLCA, 2006.
[46] Jarmo Mäkinen, Aimo Leikas, Jyrki Louhi, Mika Pehkonen: Point-to-point microwave radio system, Patent
EP1545037 B1, 2007
[47] Jyrki T. Louhi: Energy efficiency of modern cellular base stations. INTELEC 2007, Rome, Italy, 2007.
[48] Jyrki T. Louhi, Hans-Otto Scheck: Energy efficiency of cellular networks. WPMC2008, Ivalo, Finland, 2008.
[49] Mogensen, P, Scheck, H.-O, Louhi, J: Reversing the Energy Trend in Mobile Networks: Equipment Replacement
for Increased Capacity at a Fraction of the Energy. IEEE Vehicular Technology Conference (VTC Fall), 2011.