Publications
Journal papers
Conference papers
Books and book chapters
Publications in physical layer research in the area of adaptive/active antennas, circuits and devices
Journal Papers (since 1992)
A. Rydberg, M. Forsgren, H. Brügger, B. Landgraf and M. Willander, "Multi - mode operation of antenna integrated microwave quantum well-diode oscillator", Microwave and Optical Technology Lett., vol. 7, pp. 43-45, 1994
S. Bruce, A. Rydberg, W. Seibt and M. Willander, "Single and multi-section CTL and branch-line CPW directional couplers with broadband performances for SIMMWIC", Int. J. of Infrared and Millimeter Waves, vol. 15, pp. 751-761, 1994.
S. Bruce, A. Trasser, M. Birk, A. Rydberg and H. Schumacher, "Extraction of thermal time constant in HBTs using small signal measurements", Electronics Lett., pp. 165 -167, 1997.
S. Bruce, A. Rydberg, M. Kim, F. Beißwanger, J.-F. Luy, H. Schumacher, U. Erben, M. Willander and M. Karlsteen, "Design and realisation of a millimeterwave Si/SiGe HBT frequency multiplier", IEEE Trans. Microwave Theory Tech, vol. 46, pp. 695-700, 1998.
S. Bruce, L. K. J. Vandamme and A. Rydberg, "Measurements of low frequency base and collector current noise and coherence as a function of bias in SiGe heterojunction bipolar transistor using transimpedance amplifiers", IEEE Trans. Electron Devices, vol. 46, pp. 993-1000, 1999.
D.G. Kurup and A. Rydberg, "Dielectric Connectors for Multilayered RF integration", Microwave and Optical Technology Lett., vol. 23, Nov. 20, pp. 230-233, 1999.
H. Eisele, A. Rydberg, G. I. Haddad, "Recent advances in the performance of InP Gunn devices and GaAs TUNNETT diodes for the 100-300-GHz frequency range and above", IEEE Trans. Microwave Theory Tech., vol. 48, pp. 626-631, 2000.
D.G. Kurup and A. Rydberg, "Design of microwave amplifier using nonresonant slot matching", Electronics Letters, pp. 602-603, 2000.
S. Bruce, L. K. J. Vandamme and A. Rydberg, "Temperature dependence and dielectric properties of dominant low-frequency noise sources in SiGe HBTs", IEEE Trans. Electron Devices, vol. 47, pp. 1107-1112, 2000.
S. Bruce, L. K. J. Vandamme and A. Rydberg, "Improved coherence measurements using voltage and transimpedance amplifiers in low-frequency noise characterisation of bipolar transistors", IEEE Trans. Electron Devices, vol. 47, pp. 1772-1773, 2000.
M. Wennström, T. Öberg and A. Rydberg, "Analysis of intermodulation distortion on log-normal shadowed WLAN channels", Electronics Lett., vol. 36, pp. 833-844, 2000.
M. Wennström, J. Strandell, T. Öberg, E. Lindskog, A. Rydberg, "An Auto-Calibrating Adaptive Array for Mobile Telecommunications", IEEE Trans. on Aerospace and Electronic Systems. vol. 36, pp. 729-736, 2000.
M. Wennstrom; T. Öberg, T.; A. Rydberg, "Effects of finite weight resolution and calibration errors on the performance of adaptive array" IEEE Trans. Aerospace Electron. Syst., vol.37, pp. 549-62, 2001.
D.G. Kurup, A. Rydberg and M. Himdi, "Transmission line model for field distribution in microstrip line fed H-slots", published in Electronics Lett., vol. 37, pp. 873-874, 2001
D.G. Kurup, M. Himdi, and A. Rydberg, "Synthesis of uniform amplitude, unequally spaced antenna arrays using the differential evolution algorithm", to be published in IEEE Trans. on Antennas and Propagation, 2003.
D.G.Kurup, A. Rydberg and Mohamed Himdi, "Compact Microstrip-T coupled Microstrip Patch Antenna for dual polarisation and Active Antenna Applications", Electronics Lett., vol. 38, pp. 1240-1241, 2002.
D. G. Kurup, M. Himdi and A. Rydberg, "Design of an unequally spaced reflect-array ", to be published in IEEE Antennas and Wireless Propagation Letters, vol. 2, pp. 33 –35, 2003.
D.G. Kurup, M. Himdi, and A. Rydberg, "Synthesis of uniform amplitude, unequally spaced antenna arrays using the differential evolution algorithm", IEEE Trans. on Antennas and Propagation, vol. 51, pp. 2210-2217, 2003.
M. Wennström, T. Öberg and A. Rydberg, "Effects of nonlinear distortion on switched multibeam FDMA systems" IEEE Trans. Antennas and Propagation, vol. 51 , pp. 575 – 584, 2003.
D.G. Kurup and A. Rydberg, "Amplifying active reflect-antenna using a microstrip-T coupled patch design and measurement", IEEE Trans. Microwave Theory Tech., vol. 51, pp. 1960 – 1965, 2003.
I. Urazghildiiev, R. Ragnarsson, P. Ridderström, A. Rydberg, E. Öjefors, Kjell Wallin, P. Enochsson, M. Ericson and G. Löfqvist, "Vehicle Classification Based on the Radar Measurement of Height Profiles", submitted to IEEE Trans. on ITS.
E. Öjefors, K. Grenier, L. Mazenq, F. Bouchriha, and A. Rydberg, "Micromachined Inverted F Antenna for Integration on Low Resistivity Substrates", IEEE Microwave and Wireless Components Letters, vol. 15, pp. 627 – 629, 2005.
P. Hallbjorner; M. Bergstrom; M. Boman; P. Lindberg.; E. Ojefors and A. Rydberg; "Millimetre-wave switched beam antenna using multiple travelling-wave patch arrays", IEE Proceedings on Microwaves, Antennas and Propagation, pp. 551 – 555, 2005.
E. Öjefors, H. Kratz, K. Grenier, A. Rydberg, and R. Plana, "Micromachined Loop Antennas for Low Resistivity Silicon Substrates" submitted to IEEE Transactions on Antenna and Propagation, 2006.
S. Cheng, E. Öjefors, P. Hallbjörner, and A. Rydberg, "Compact Reflective Microstrip Phase Shifter for Traveling Wave Antenna Applications", IEEE Microwave and Wireless Components Letters, Volume 16, pp. 431 - 433 2006.
Lindberg, P and Öjefors, E. "A bandwidth enhancement technique for mobile handset antennas using wavetraps", IEEE Transactions on Antennas and Propagation, vol. 54, pp. 2226 - 2233, 2006.
P. Lindberg and A. Kaikkonen " Earpiece cord antenna for DVB-H reception in wireless terminals", Electronics Letters, vol. 42, pp. 609 - 611, 2006.
P. Hallbjorner, S. Cheng; A. Rydberg and K. Karlsson, ”Modified Planar Inverted Cone Antenna for Mobile Communication Handsets”, IEEE Antennas and Wireless Propagation Letters, vol 6, pp. 472-475, 2007
E. Ojefors; S. Cheng; K. From; I. Skarin; P. Hallbjorner and A. Rydberg, “Electrically Steerable Single-Layer Microstrip Traveling Wave Antenna With Varactor Diode Based Phase Shifters”, IEEE Transactions on Antennas and Propagation, vol. 55, pp. 2451 – 2460, 2007.
E. Ojefors, E. Sonmez; S. Chartier; P. Lindberg; C. Schick, A. Rydberg and H. Schumacher, “Monolithic Integration of a Folded Dipole Antenna With a 24-GHz Receiver in SiGe HBT Technology”, IEEE Transactions on Microwave Theory and Techniques, vol. 55, pp. 1467 – 1475, 2007
I. Urazghildiiev, R. Ragnarsson and A. Rydberg, “High-Resolution Estimation of Ranges Using Multiple-Frequency CW Radar”, IEEE Transactions on Intelligent Transportation Systems, vol. 8, pp. 332 – 339, 2007
I. Urazghildiiev, R. Ragnarsson, P. Ridderstrom, A. Rydberg, E. Ojefors; K. Wallin, P. Enochsson, M. Ericson, G. Lofqvist, “Vehicle Classification Based on the Radar Measurement of Height Profiles”, IEEE Transactions on Intelligent Transportation Systems, vol. 8, pp. 245 – 253I, 2007.
P. Lindberg, E. Ojefors, Z. Barna, A. Thornell-Pers and A. Rydberg, ”Dual wideband printed dipole antenna with integrated balun”, IET , Microwaves, Antennas & Propagation, vol. 1, pp. 707 – 711, 2007.
S. Cheng; P. Hallbjorner; A. Rydberg, “Printed Slot Planar Inverted Cone Antenna for Ultrawideband Applications”, IEEE Antennas and Propagation Letters, vol. 7, pp. 18-21, 2008.
S. Cheng, P. Hallbjörner, A. Rydberg, D. Vanotterdijk, P. van Engen, “T-Matched Dipole Antenna Integrated in Electrically Small Body-Worn Wireless Sensor Node”, IET Microwave Antennas & Propagation, pp. 774 – 781, 2009.
S. Cheng, A. Rydberg, K. Hjort, and Z. Wu, “Liquid metal stretchable unbalanced loop antenna”, Applied Physics Letters, vol. 94, 2009.
S. Cheng, P. Rantakari, R. Malmqvist, C. Samuelsson, T. Vähä-Heikkilä, Member, A. Rydberg, and Jussi Varis, ”Switched Beam Antenna based on RF MEMS SPDT Switch on Quartz Substrate”, IEEE Antennas and Wireless Propagation Letters, pp. 383 – 386, 2009.
S, Cheng, Z. Wu, K. Hjort, P. Hallbjörner, and A. Rydberg, “Liquid-alloy Based 2-D Stretchable Planar Inverted Cone Antenna for Ultrawideband Applications”, to be submitted to IEEE Transaction of Antennas and Propagation.
Conference Papers (since 1992)
M. Landing, A. Rydberg and T. Öberg, "On the design of an adaptive antenna for mobile communication", Conference on Radio Science (RVK 93), Lund, Sweden, 1993.
H. Andersson, M. Landing, B. Olsson, A. Rydberg, P. Stålefjäll, J. Zetterblad and T. Öberg, "An adaptive antenna for the NMT 900 mobile telephony system", IEEE 44th Vehicular Technology Conference, Stockholm, Sweden, pp. 610-614, 1994.
S. Bruce, A. Rydberg, W. Seibt and M. Willander, "Single and multi-section CPW couplers with broadband performances for SIMMWIC", Symposium GigaHertz 94, Linköping, Sweden, March 22-23, 1994.
A. Rydberg, M. Forsgren, W. Seibt, H. Brugger, B. Landgraf and M. Willander, "Active and passive planar antennas for microwave telecommunication and SIMMWIC applications", Symposium GigaHertz 94, Linköping, Sweden, March 22-23, 1994.
A. Rydberg, W. Seibt and T. Öberg, "Micro- and millimeterwave research at Uppsala University", Symposium GigaHertz 94, Linköping, Sweden, March 22-23, 1994.
A. Rydberg, S. Bruce and W. Seibt, "Passive CPW components for SIMMWIC applications", Invited presentation at the workshop on "Silicon Based High Frequency Devices and Circuits", Günzburg, Germany, Nov. 10-11, 1994.
S. Bruce, A. Rydberg, J-F. Luy, F. Schäffler, M. Karlsteen, M. Willander and W. Seibt, "A modified Ebers-Moll model for millimeterwave Si/SiGe HBT's" Workshop on "Silicon Based High Frequency Devices and Circuits", Günzburg, Germany, Nov. 10-11, 1994.
H. Andersson, J-.E. Hedlund, M. Landing, A. Rydberg and T. Oberg, "The influence of coherent signals on algorithms for adaptive antennas in mobile communication", Nordic Radio Symposium, Saltsjöbaden, 1995.
S. Bruce, A. Rydberg, H. Schumacher, U. Erben, J.-F. Luy, F. Schäffler, M. Karlsteen and M. Willander, "A physics-based large-signal Si/SiGe HBT model for millimetre-wave non-linear circuit simulations", The joint Workshop for the Consortia HF-Bipolar Technology, GigaHz Power Transistors and Bonded Electronic Layers, Kista, Sweden, June 15 - 16, 1995.
N. Keskitalo, A. Söderbärg and A. Rydberg, "Silicon nonlinear transmission lines for picosecond applications", The joint Workshop for the Consortia HF-Bipolar Technology, GigaHz Power Transistors and Bonded Electronic Layers, Kista, Sweden, June 15 - 16, 1995.
S. Bruce, M. Kim, E. Bak, A. Rydberg, K. M. Strohm och F. Beißwanger, "A 55 GHz SIMMWIC Si/SiGe HBT frequency multiplier", Workshop on Low-Power Microwave Electronics, Ulm, Germany, October 10, 1995.
S. Bruce, M. Kim, E. Bak, A. Rydberg, K. M. Strohm and F. Beißwanger, "On the design of a SIMMWIC Si/SiGe HBT frequency multiplier operating close to fmax", Symposium GigaHertz 95, Göteborg, Sweden, October 31 - November 1, 1995.
S. Bruce, A. Rydberg, H. Schumacher, U. Erben, J.-F. Luy, F. Schäffler, M. Karlsteen and M. Willander, "A physics-based large-signal Si/SiGe HBT model for millimetre-wave non-linear circuit simulations", Symposium GigaHertz 95, Göteborg, Sweden, October 31 - November 1, 1995.
A. Rydberg and S. Bruce, "Silicon-based Technology for Millimeterwave Applications", Conference on Radio Science (RVK 96), Luleå, Sweden, 1996.
H. Andersson, M. Landing, A. Rydberg and T. Öberg, "Adaptive antenna for mobile telephone systems", Conference on Radio Science (RVK 96), Luleå, Sweden, 1996. T. Öberg, A. Rydberg, M. Landing and H. Andersson, "Adaptiva antenner för mobil kommunikation", Nordic Radio Symposium, Lund, 1996, (In Swedish)
S. Bruce, A. Rydberg, H. Schumacher, U. Erben, J-F. Luy, M. Karlsteen and M. Willander, "Development, implementation and verification of a physics-based Si/SiGe HBT model for millimeter-wave non-linear circuit simulations", 26th European Microwave Conference, Prague, Czech Republic, pp. 903-905, 1996.
S. Bruce, A. Rydberg, M. Kim, K. M. Strohm and F. Beißwanger, "On the design of a 55 GHz Si/SiGe HBT frequency doubler operating close to fmax", 26th European Microwave Conference, Prague, Czech Republic, pp. 297-299, 1996.
J. Strandell, M. Wennström, A. Rydberg, T. Öberg, O. Gladh, L. Rexberg, E. Sandberg, B.-V. Andersson and M. Appelgren, "Design and evaluation of a fully adaptive antenna for telecommunication systems" Symposium Antenn'97, Göteborg, Sweden, May 27 - 29, 1997.
J. Strandell, M. Wennström, A. Rydberg, T. Öberg, O. Gladh, L. Rexberg, E. Sandberg, B.-V. Andersson and M. Appelgren, "Experimental evaluation of an adaptive antenna for a TDMA mobile telephony system", IEEE PIMRC' 97, Helsingfors, Finland, Sept. 1 - 4, pp. 79-84, 1997.
O. Bengtsson, A. Rydberg, Q. Chen, T. Johansson, B. Ahl, K. Wallin and F. Purroy-Martin, "Large signal characterisation and modelling of LDMOS transistors for RF-power applications", Symposium GigaHertz 97, Kista, Sweden, October 23 - 24, pp. 94-95 1997.
S. Bruce, A. Trasser, M. Birk, A. Rydberg and H. Schumacher, "Extraction of thermal time constant in devices exhibiting conductivity modulation caused by thermal effects", Symposium GigaHertz 97, Kista, Sweden, October 23 - 24, pp. 106-107, 1997.
S. Bruce and A. Rydberg, "Development of component and circuit models for silicon-based HF bipolar technology" Microelectronics -98 programme conference, Uppsala, Sweden, August 24-25, 1998.
H. Eisele, A. Rydberg, G. I. Haddad, "Recent advances in the performance of InP Gunn devices for the 100 - 300 GHz frequency range", 6th IEEE Terahertz Electronics Conference, Leeds, England, Sept. 3-4, pp. 68-69, 1998.
D. G.-Kurup and A. Rydberg, "Equivalent network models for active antenna design", Symposium on Electromagnetic Computations, Linköping, Sweden, November 17-18, 1998.
D.G. Kurup and A. Rydberg, "A nonradiative dielectric (NRD) interconnect for compact radio front-ends", 17th Conference on Radio Science and Communication (RVK 99), Karlskrona, Sweden, 1999.
M. Wennström, A. Rydberg and T. Öberg, "Analysis of quantisation effects in adaptive array antennas", 17th Conference on Radio Science and Communication, (RVK 99), Karlskrona, Sweden, 1999.
T. Johansson, O. Bengtsson, E. Nordlander, and A. Rydberg, "RF-power SiGe transistors for cellular base stations: base profile design", 17th Conference on Radio Science and Communication, RVK'99, Karlskrona, Sweden, 1999.
O. Bengtsson , T. Johansson, E. Nordlander, and A. Rydberg, "Optimization of high-voltage RF power SiGe transistors for cellular applications", IEEE MIA-ME'99, september 21-23, 1999, Novosibirsk, Ryssland.
M. Wennström, A. Rydberg and T. Öberg, "Effects of nonlinear transmit amplifiers in smart antennas in wireless systems", European Wireless'99, Munich, Germany, October 4-8, 1999.
S. Bruce, L.K.J. Vandamme and A. Rydberg, "Thermal and electrical investigation of dominant low-fequency noise source in SiGe HBT", Symposium GHz 2000, Göteborg, Sweden, March 13-14, 2000.
D.G. Kurup and A. Rydberg, "Slots as impedance transformers in microwave circuit designs", Symposium GHz 2000, Göteborg, Sweden, March 13-14, 2000.
M. Wennström, A. Rydberg and T. Öberg, "Intermodulation distortion in switched multibeam antennas for cellular radio systems", IEEE PIMRC' 2000, London, England, 2000.
E. Öjefors, J. Lindblom, A. Rydberg, D.G. Kurup, Y. Bäcklund, F. Municio, T. Ryhanen and H.O. Scheck, "High gain micromachined slot-coupled patch-antenna for 60 GHz WLAN application", 8th COST 260 Meeting on Smart Antenna Computer Aided Design & Technology, Université de Rennes I, Rennes, France, October 1-3, 2000.
C. Alonso-Martin, P. Abele, S. Bruce and A. Rydberg, "Development of component and circuit models for silicon-based HF bipolar technology" Microelectronics 2000 programme conference, Kista, Sweden, November 13-14, 2000
D.G. Kurup and A. Rydberg, "Towards a tool-box for the synthesis of integrated radio front-ends", Nordic Radio Symposium, Nynäshamn, Sweden, April 3-5, 2001.
D.G. Kurup, A. Rydberg and E. Öjefors, "Design of millimeterwave micro-machined patch antennas for WLAN applications using a computationally efficient method", European Microwave Conference 2001, pp. 453 - 456, London, England, Sept. 25 - 27, 2001.
D.G. Kurup and A. Rydberg, "Towards a tool-box for the synthesis of integrated radio front-ends", Nordic Radio Symposium, Nynäshamn, Sweden, April 3-5, 2001.
P. Ridderström, D.G. Kurup, A. Rydberg and K. Wallin, "Design of a corner fed serial microstrip patch antenna array using Genetic Algorithm", Electromagnetic Computations - Methods and Applications (EMB 01), Uppsala University, Sweden, November 14-15, 2001
D.G. Kurup, A. Rydberg and E. Öjefors, "Synthesis of Micromachined Antennas using the Genetic Algorithm", GigaHertz 2001 Symposium, University of Lund, Sweden, Nov. 26-27, 2001 Lund, Sweden.
M. Wennström, M. Helin, A. Rydberg and T. Öberg, "On the Optimality and Performance of Transmit and Receive Space Diversity in MIMO Channels", IEE Seminar - MIMO communication systems: from concept to implementation, London, England, December 12th, 2001.
E. Öjefors, A. Rydberg, M. Lindeberg and K. Hjort, "On the integration of a compact 24 GHz antenna into a commercial SiGe process", 3rd Workshop on MEMS for Millimeterwave Communication, Heraklion, Crete, 26 - 28 June 2002.
A. Rydberg, K. Hjort and L. Stenmark, "RF MEMS at Uppsala University", 3rd Workshop on MEMS for Millimeterwave Communication, Heraklion, Crete, 26 - 28 June 2002.
I. Urazghildiiev, C. Carlemalm Logothetis, A. Rydberg, K. Wallin, "3-D Azimuth-elevation Carrier Estimation via Volume Arrays" URSI 2002, Maastricht, Holland, August 17 -24, 2002.
I. Urazghildiiev, C. Carlemalm Logothetis, A. Rydberg, K. Wallin "On unique estimation of azimuth-elevation-carriers by volume arrays", International Conference on Mathematical Methods in Electromagnetic Theory 2002 (MMET '02), Volume: 2, pp. 602-604, 2002.
R. Ragnarsson, I. Urazghildiiev, K. Wallin, A. Rydberg, P. Ridderström, E. Öjefors, "A Vehicle Classification System Based on Microwave Radar Measurement of Height Profiles," RADAR'2002 Int. Conf., Edinburgh, UK, 15-17 October 2002.
D.G. Kurup and A.Rydberg, " Power Combining Unequally Spaced Active Reflect-Arrays", Antenn 03, 13 - 15 May 2003, Kalmar, Sweden.
E. Öjefors and A. Rydberg, " Integration of a 24 GHz slot loop antenna in a commercial SiGe process", Antenn 03, 13 - 15 May 2003, Kalmar, Sweden.
M. Lindeberg, Erik Öjefors, A. Rydberg and K. Hjort, "30 GHz Litz wires defined by ion track lithography", 12th International Conference on Solid-State Sensors, Actuators and Microsystems, June 8 - 12, 2003, Boston, Massachusetts, USA
E. Öjefors, F. Bouchriha, K. Grenier, A. Rydberg, "24 GHz ISM-band antennas on surface micromachined substrates for integration with a commercial SiGe process," submitted to the European Conference on Wireless Technology 2003, Munich, Germany, 6-10 October, 2003.
E. Öjefors and A. Rydberg, "LTCC and glob-top packaging for 24 GHz MMIC with integrated antennas," GHZ2003, Linköping, Sweden, 4-5 November 2003.
E. Öjefors and A. Rydberg, "Design and cross--talk simulations of on-chip antennas forintegration in a SiGe process", 4th Workshop on MEMS for Millimeterwave Communications (MEMSWAVE), 2 - 4 July 2003, Toulouse, France.
E. Öjefors, F. Bouchriha, K. Grenier, A. Rydberg, "24 GHz ISM-band antennas on surface micromachined substrates for integration with a commercial SiGe process," European Conference on Wireless Technology 2003, Munich, Germany, 6-10 October, 2003.
E. Öjefors and A. Rydberg "LTCC and glob and glob top packaging for 24 GHz MMIC with integrated antennas," GigaHertz2003, Linköping, Sweden, 4-5 November, 2003.
P. Lindberg, E. Öjefors and A. Rydberg, "A SiGe 24 GHz zero-IF downconverter," GigaHertz2003, Linköping, Sweden, 4-5 November, 2003.
E. Öjefors and A. Rydberg, "Micromachined 24 GHz Antennas on Low Resistivity Silicon, 5th Workshop on MEMS for Millimeterwave Communications (MEMSWAVE), 30 June - 2 July 2004, Uppsala, Sweden.
P. Lindberg, E. Öjefors, E. Sönmez and A. Rydberg, "A SiGe HBT 24 GHz Sub-Harmonic", 2004 IEEE Topical Meeting on Si Monolithic ICs in RF Systems, Atlanta, Georgia, USA, 2004.
E. Öjefors, F. Bouchriha , K. Grenier, A. Rydberg and R. Plana, "Compact Micromachined Dipole Antenna for 24 GHz Differential SiGe Integrated Circuits", European Microwave Conference 2004, Amsterdam, Holland, 11-15 October, 2004
A Rydberg, "Towards MEMS-based radar", AMICOM workshop at the European Microwave Conference 2004, Amsterdam, Holland, 11-15 October, 2004.
J. Stenson, P. Lindberg, E. Öjefors, L. Nyberg and A. Rydberg, "Small Conformal 3D Antenna for Integration in Medical Sensor", 4th European Workshop on Conformal Antennas, Stockholm, Sweden, 23-24 May , 2005.
A. Rydberg, P. Lindberg and E. Öjefors, "Towards mems based mm-wave radar", RVK05 Conference on Radio Science and Communication, Linköping, Sweden, 14 - 16 June, 2005.
P. Lindberg A. Rydberg and E. Öjefors, "Micromechanically Enhanced Integrated Radar Front-ends, ICEAA (9th International Conference on Electromagnetics in Advanced Applications) and EESC (11th European Electromagnetic Structures Conference), Torino, Italy, 12 -16 September, 2005.
E. Öjefors, E. Sönmez, S. Chartier, P. Lindberg, A. Rydberg and H. Schumacher, "Monolithic Integration of an Antenna with a 24 GHz Image-Rejection Receiver in SiGe HBT Technology", European Microwave Conference 2005, Paris, France, 3- 7 October, 2005.
E. Ojefors, P. Lindberg and A. Rydberg, " Monolithic 24 GHz Zero-IF Receiver with Integrated Antenna Manufactured in a SiGe Process", GigaHertz2005, Uppsala, Sweden, 8-9 November, 2005.
P. Lindberg A. Rydberg and E. Ojefors, "Micromechanically Enhanced Integrated Radar Front-ends", GigaHertz2005, Uppsala, Sweden, 8-9 November, 2005.
M. Boman, M. Bergström, P. Hallbjörner, P. Lindberg, E. Öjefors and A. Rydberg, " Analysis and verification of steerable microstrip antenna concept for millimeter-wave applications", GigaHertz2005, Uppsala, Sweden, 8-9 November, 2005.
P. Lindberg, E. Öjefors, E. Juntunen, J. Lenkkeri and A. Rydberg, "LTCC packaging for a 26 GHz SiGe receiver", GigaHertz2005, Uppsala, Sweden, 8-9 November, 2005.
P. Lindberg, E. Öjefors and A. Rydberg, "A 24 GHz on-chip differential Wilkinson coupler using lumped components", GigaHertz2005, Uppsala, Sweden, 8-9 November, 2005.
P. Lindberg, E. Öjefors, E. Sönmez and A. Rydberg, "A SiGe 24 GHz Monolithically Integrated Direct Conversion Receiver", GigaHertz2005, Uppsala, Sweden, 8-9 November, 2005.
E. Ojefors, H. Kratz and A. Rydberg, "Compact K-band Membrane Antennas for Integration on Low Resistivity Silicon Substrates", GigaHertz2005, Uppsala, Sweden, 8-9 November, 2005.
I. Skarin, K. From, E. Öjefors and A. Rydberg, "Electrically Steerable Microstrip Array Antenna at 5.8 GHz", Antenn 06 The Nordic antenna symposium, Linköping Sweden, 30 May-1 June 2006,
S. Cheng, E. Öjefors, P. Hallbjörner and Anders Rydberg, "Varactor Diode Phase Shifters for Electrically Steerable Microstrip Traveling Wave Antenna", Antenn 06 The Nordic antenna symposium, Linköping Sweden, 30 May-1 June 2006
M. Andersson, I. Skarin, K. From, S. Cheng, E. Öjefors, P. Hallbjörner, L. Manholm and A. Rydberg, Antennas With Fast Beam Steering for High Spectral Efficiency in Broadband Cellular Systems", European Conference on Wireless Technology (ECWT), EuMW2006, Manchester, UK, 10 – 12 September, 2006.
P. Lindberg, E. Öjefors and Anders Rydberg, "Wideband Slot Antenna for Low-Profile Hand-held Terminal Applications", 36th European Microwave Conference 2006 (EMC) EuMW2006, Manchester
Lindberg, M. Senturk, B. Cimen, B. S. Yarman, A. Rydberg and A. Aksen, "Single Matching Network Design for a Dual Band PIFA Antenna Via Simplified Real Frequency Technique," 1st European Conference on Antennas and Propagation, 2006, Nice, France.
A. Rydberg, P. Lindberg and E. Öjefors, "Towards small MEMS based wireless sensors", SMART SYSTEMS INTEGRATION 2007 1st European Conference & Exhibition, March 2007, Paris, France.
S. Cheng; E. Ojefors; J. Magrell; K. Hjort; A. Rydberg, ”Inverted-F Antenna for 3D Integrated Wireless Sensor Applications,“ International Workshop on Antenna Teschnology: Small and Smart Antennas Metamaterials and Applications, IWAT’07, Cambridge, 2007.
P. Hallbjorner, and A. Rydberg, “Maximum Doppler Frequency in Reverberation Chamber with Continuously Moving Stirrer”, LAPC 2007. Loughborough Antennas and Propagation Conference, 2007, pp. 229 – 232, 2-3 April 2007
S. Cheng, E. Öjefors, P. Hallbjörner, S. Ogden, J. Margell, K. Hjort and A. Rydberg, ”Body Surface Backed Flexible Antennas for 17 GHz Wireless Body Area Networks Sensor Applications”, Proceedings of the 10th European Conference on Wireless Technology, pp. 55 – 57, October 2007, Munich Germany.
A. Ahlen, B. Ahlgren, R. Grönros, P. Gunningberg, K. Hjort, I. Katardjiev, C. Rohner and A. Rydberg, “Presentation of the VINN Excellence Center for Wireless Sensor Networks (WISENET)”, Conference on Radio Science (RVK08), Växjö, Sweden, June 2008.
A. Rydberg “Antenna integrated wireless interface for sensor applications”, Presentation at the FOCUS Workshop Sensor & Sensor Network Technology, Linköping, Sweden, September 2008.
R. Malmqvist, S. Cheng, P. Rantakari, C. Samuelsson, B. Carlegrim, T. Vähä-Heikkilä, H. Sagberg, B. Holter, U. Hanke, A. Rydberg and J. Varis, “A 20 GHz Antenna Integrated RF MEMS based Router and Switching Networks made on Quartz”, presented at Conference SMART SYSTEMS INTEGRATION 2009, Brussels, Belgium, 10 – 12 March, 2009.
P. van Engen, R. van Doremalen, W. Jochems, A. Rommers, S. Cheng, A. Rydberg, T. Fritzsch, J. Wolf, W. De Raedt, P. Müller, E. Alarcon and M. Sanduleanu, “3D Si-level integration in wireless sensor node”, presented at Conference SMART SYSTEMS INTEGRATION 2009, Brussels, Belgium, 10 – 12 March, 2009.
S. Cheng, P. Hallbjörner, A. Rydberg, “Array Antenna for Body-Worn Automotive Harmonic Radar Tag”, presented at the 3rd European Conference on Antennas and Propagation (EuCAP2009), Berlin, Germany, 23-27 March 2009.
B. Jaff, M. Jobs, F. Lantz, B. Levin, E. Jansson, J. Antoni, K. Brunberg, P. Hallbjörner and A. Rydberg, “A Wireless Body Area Network (WBAN) based Tracking and Monitoring Application System”, presented at the Seminar on Antennas and Propagation for Body-Centric Wireless Communications, London UK, 20 April, 2009.
P. van Engen, S. Cheng, R. van Doremalen, M. Sanduleanu, A. Rydberg, K. Hjort and P. Hallbjörner, “Body Surface Backed Flexible Antennas and 3D Si-level Integrated Wireless sensor nodes for 17 GHz Wireless Body Area Networks”, to be presented at the Seminar on Antennas and Propagation for Body-Centric Wireless Communications, London UK, 20 April, 2009.
S. Cheng, P. Hallbjörner, A. Rydberg, D. Vanotterdijk and P. van Engen, “Design and Characterization Methods for a Balanced Antenna Integrated in a Small Sensor Node”, to be presented at the Seminar on Antennas and Propagation for Body-Centric Wireless Communications, London UK, 20 April, 2009.
Books and book chapters
Erik Öjefors, Anders Rydberg, Mikael Lindeberg and Klas Hjort, "Millimeterwave antennas for integration into a commercial SiGe process", book chapter in the volumes of the “Micro and Nanotechnologies” series. Editors R. Plana. G. Contantinidis, A. Müller. Publishing House of the Romanian Academy, ISBN: 973-27-0979-0, pp. 159 - 169, 2003.
Erik Öjefors, Henrik Kratz and Anders Rydberg, "Membrane antenna for silicon based 3d integrated microsystems", book chapter in the volumes of the “Micro and Nanotechnologies” series. Editors Alexandru Müller, Anders Rydberg and Robert Plana. Publishing House of the Romanian Academy, ISBN: 973-27-1196-5, pp. 151-158, 2005.
Anders Rydberg and Eric Öjefors, "Monolithic Antenna", Chapter in "Encyclopedia of RF and Microwave Engineering", edited by Kai Chang, John Wiley & Sons, Inc., Hoboken, NJ, USA, 2005.
Anders Rydberg and Erik Öjefors, "Monolithic Antennas", Chapter in "Encyclopedia of RF and Microwave Engineering", edited by Kai Chang, John Wiley & Sons, Inc., Hoboken, NJ, USA, 2005.
Erik Öjefors and Anders Rydberg, “Monolithic Integrated Antennas in Silicon Technology”, Chapter in “mmWave Antennas, Packaging and Beyond”, edited by Duixian Liu, to be printed by John Wiley & Sons, Inc., Hoboken, NJ, USA, 2008.
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