University of Gävle
/ Faculty of Engineering and Sustainable Development
/ Research at the Faculty
/ Daniel Rönnow

Research presentation

Daniel Rönnow

Research presentation

Daniel Rönnow

Professor

Research subject: Electrical engineering

Email daniel.ronnow@hig.se
Telephone: +46 26 64 85 93

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Daniel Rönnow received his MSc in Engineering Physics from Uppsala University in 1991, and his Tech Lic and PhD in solid state physics in 1994 and 1996, respectively. 1996 to 1998 he was a post doc at Max Planck Institut für Festkörperforschung, Stuttgart, Germany. Since 2000 he is an associate professor in solid state physics, also at Uppsala University. He has held several positions in industry and academic research.

He has been active in several scientific fields, such as optical instrumentation, thin film optics and elastic light scattering, semiconductor physics, radio frequency and microwave measurement techniques, system identification and linearization of nonlinear dynamic systems, and seismic sensors and signal processing. He is currently professor at University of Gävle.

Daniel Rönnow on Googles Scholar

CURRENT RESEARCH

His present research interests are methods for characterization of radio and microwave components, examples are phase noise and nonlinear dynamic properties, in particular for MIMO devices and systems. He also works with linearization of microwave components with applications in tele and satellite communication and with metamaterials at microwave frequencies.

Articles

Scholarly articles, refereed

Ottosson, P., Andersson, D., Choudhary, V. & Rönnow, D. (2023). An ultra-wideband system for measuring the dielectric properties of mineral compounds in a heat-reaction chamber at high temperatures. IEEE Transactions on Instrumentation and Measurement, 72. 10.1109/tim.2023.3265760 [More information]

Choudhary, V., Ottosson, P., Andersson, D. & Ronnow, D. (2022). A Non-destructive Testing Method in Industrial Processes to Determine the Complex Refractive Index Using Ultra-Wide Band Radio. IEEE Sensors Journal, 22 (8), 7752-7762. 10.1109/jsen.2022.3155874 [More information]

Rönnow, D., Ottosson, P. & Andersson, D. (2022). Microwave complex permittivity and anisotropy of conifer wood chips vs moisture content: experiments and modeling. Journal of Wood Science, 68 (1). 10.1186/s10086-022-02026-5 [More information]

Choudhary, V., Rönnow, D. & Tripathy, M. (2021). A printed lens in antenna’s aperture to improve the performance of UWB-radar system. International Journal of Systems Assurance Engineering and Management. 10.1007/s13198-021-01341-2 [More information]

Panigrahi, S. & Rönnow, D. (2021). Evaluating nonlinear distortion of single and dual channel excitation of an amplifier at 24 GHz. Microwave and optical technology letters (Print), 63 (9), 2315-2319. 10.1002/mop.32889 [More information]

Choudhary, V. & Rönnow, D. (2020). A Nondestructive Testing Method for the Determination of the Complex Refractive Index Using Ultra Wideband Radar in Industrial Applications. Sensors, 20 (11). 10.3390/s20113161 [More information]

Ivanchenko, I., Khruslov, M., Popenko, N., Plakhtii, V., Rönnow, D. & Shestopalov, Y. (2020). A novel resonance method for determining the complex permittivity of local inclusions in a rectangular waveguide. Measurement science and technology, 31 (9). 10.1088/1361-6501/ab870f [More information]

Händel, P., Demir, Ö., Björnson, E. & Rönnow, D. (2020). Impact of Backward Crosstalk in 2×2 MIMO Transmitters on NMSE and Spectral Efficiency. IEEE Transactions on Communications, 68 (7), 4277-4292. 10.1109/TCOMM.2020.2988927 [More information]

Händel, P. & Rönnow, D. (2020). MIMO and Massive MIMO Transmitter Crosstalk. IEEE Transactions on Wireless Communications, 19 (3), 1882-1893. 10.1109/TWC.2019.2959534 [More information]

Kumar, R., Tripathy, M. & Rönnow, D. (2020). Multi-resonant Bowtie Antenna with Modified Symmetric SRR for Wireless Applications. IETE Journal of Research, 66 (1), 77-84. 10.1080/03772063.2018.1479663 [More information]

Alizadeh, M., Händel, P. & Rönnow, D. (2019). Behavioral modeling and digital pre-distortion techniques for RF PAs in a 3 × 3 MIMO system. International journal of microwave and wireless technologies, 11 (10), 989-999. 10.1017/S1759078719000862 [More information]

Ivanchenko, I., Khruslov, M., Popenko, N. & Rönnow, D. (2019). Combined L–S-bands antenna module. IET Microwaves, Antennas & Propagation, 13 (5), 541-545. 10.1049/iet-map.2018.5130 [More information]

Händel, P. & Rönnow, D. (2019). Modeling Mixer and Power Amplifier Impairments. IEEE Microwave and Wireless Components Letters, 29 (7), 441-443. 10.1109/LMWC.2019.2915647 [More information]

Rönnow, D. & Händel, P. (2019). Nonlinear distortion noise and linear attenuation in MIMO systems - theory and application to multiband transmitters. IEEE Transactions on Signal Processing, 67 (20), 5203-5212. 10.1109/TSP.2019.2935896 [More information]

Sarika, ., Tripathy, M. & Rönnow, D. (2018). A wideband frequency selective surface reflector for 4G/X-Band/Ku-Band. Progress In Electromagnetics Research C, 81, 151-159. External link [More information]

Eroglu, A. & Rönnow, D. (2018). Design of multilayer and multiline microstrip directional coupler with closed form relations. Progress In Electromagnetics Research C, 83, 1-14. [More information]

Händel, P. & Rönnow, D. (2018). Dirty MIMO Transmitters : Does It Matter?. IEEE Transactions on Wireless Communications, 17 (8), 5425-5436. 10.1109/TWC.2018.2843764 [More information]

Rönnow, D. (2018). pth-order inverse of the Volterra series for multiple-input multiple-output non-linear dynamic systems. IET Circuits, Devices & Systems, 12 (4), 403-412. 10.1049/iet-cds.2017.0447 [More information]

Ottosson, P., Andersson, D. & Rönnow, D. (2018). UWB Radio Measurement and Time-Domain Analysis of Anisotropy in Wood Chips. IEEE Sensors Journal, 18 (22), 9112-9119. 10.1109/JSEN.2018.2870760 [More information]

Amin, S., Landin, P., Händel, P. & Rönnow, D. (2017). 2D Extended envelope memory polynomial model for concurrent dual-band RF transmitters. International journal of microwave and wireless technologies, 9 (8), 1619-1627. 10.1017/S1759078717000277 [More information]

Amin, S., Händel, P. & Rönnow, D. (2017). Digital Predistortion of Single and Concurrent Dual Band Radio Frequency GaN Amplifiers with Strong Nonlinear Memory Effects. IEEE transactions on microwave theory and techniques, 65 (7), 2453-2464. 10.1109/TMTT.2016.2642948 [More information]

Alizadeh, M., Amin, S. & Rönnow, D. (2017). Measurement and analysis of frequency-domain Volterra kernels of nonlinear dynamic 3x3 MIMO systems. IEEE Transactions on Instrumentation and Measurement, 66 (7), 1893-1905. 10.1109/TIM.2017.2664482 [More information]

Zenteno, E. & Rönnow, D. (2017). MIMO Subband Volterra Digital Predistortion for Concurrent Aggregated Carrier Communications. IEEE transactions on microwave theory and techniques, 65 (3), 967-979. 10.1109/TMTT.2016.2630066 [More information]

Rönnow, D., Amin, S., Alizadeh, M. & Zenteno, E. (2017). Phase noise coherence of two continuous wave radio frequency signals of different frequency. IET Science, Measurement & Technology, 11 (1), 77-85. 10.1049/iet-smt.2016.0203 [More information]

Amin, S., Van Moer, W., Händel, P. & Rönnow, D. (2017). Rebuttal to "On Dual-Band Amplifications Using Dual Two-Tones Clarifications and Discussions". IEEE Transactions on Instrumentation and Measurement, 66 (10), 2795-2797. 10.1109/TIM.2017.2733918 [More information]

Alizadeh, M. & Rönnow, D. (2016). A two-tone test for characterizing nonlinear dynamic effects of radio frequency amplifiers in different amplitude regions. Measurement, 89, 273-279. 10.1016/j.measurement.2016.04.027 [More information]

Ivanchenko, I., Khruslov, M., Plakhtiy, V., Popenko, N. & Rönnow, D. (2016). X-band aperture antenna with hybrid dielectric inserts. Progress In Electromagnetics Research C, 61, 27-35. [More information]

Amin, S., Van Moer, W., Händel, P. & Rönnow, D. (2015). Characterization of concurrent dual-band power amplifiers using a dual two-tone excitation signal. IEEE Transactions on Instrumentation and Measurement, 64 (10), 2781-2791. 10.1109/TIM.2015.2427731 [More information]

Zenteno, E., Piazza, R., Shankar, B., Rönnow, D. & Ottersten, B. (2015). Low complexity predistortion and equalization in nonlinear multicarrier satellite communications. EURASIP Journal on Advances in Signal Processing, 2015. 10.1186/s13634-015-0215-0 [More information]

Zenteno, E., Piazza, R., Shankar, M., Rönnow, D. & Ottersten, B. (2015). Multiple-input multiple-output symbol rate signal digital predistorter for non-linear multi-carrier satellite channels. IET Communications, 9 (16), 2053-2059. 10.1049/iet-com.2015.0176 [More information]

Andersson, D., Björsell, N., Ottoson, P., Rönnow, D. & Sandberg, M. (2015). Radar Images of Leaks in Building Elements. Energy Procedia, 78, 1726-1731. 10.1016/j.egypro.2015.11.279 [More information]

Amin, S., Landin, P., Händel, P. & Rönnow, D. (2014). Behavioral Modeling and Linearization of Crosstalk and Memory Effects in RF MIMO Transmitters. IEEE transactions on microwave theory and techniques, 62 (4), 810-823. 10.1109/TMTT.2014.2309932 [More information]

Nader, C., Landin, P., Van Moer, W., Björsell, N., Händel, P. & Rönnow, D. (2012). Peak-power Controlling Technique for Enhancing Digital Pre-distortion of RF Power Amplifiers. IEEE transactions on microwave theory and techniques, 60 (11), 3571-3581. 10.1109/TMTT.2012.2213836 [More information]

Björsell, N., Isaksson, M., Händel, P. & Rönnow, D. (2010). Kautz-Volterra modelling of analogue-to-digital converters. Computer Standards & Interfaces, 32 (3), 126-129. 10.1016/j.csi.2009.11.007 [More information]

Björsell, N., Sucháneck, P., Händel, P. & Rönnow, D. (2008). Measuring Volterra kernels of analog to digital converters using a stepped three-tone scan. IEEE Transactions on Instrumentation and Measurement, 57 (4), 666-671. 10.1109/TIM.2007.911579 [More information]

Isaksson, M. & Rönnow, D. (2007). A Parameter-Reduced Volterra Model for Dynamic RF Power Amplifier Modeling based on Orthonormal Basis Functions. International Journal of RF and Microwave Computer-Aided Engineering, 17 (6), 542-551. 10.1002/mmce.20253 [More information]

Wisell, D., Rönnow, D. & Händel, P. (2007). A technique to extend the bandwidth of an RF power amplifier test bed. IEEE Transactions on Instrumentation and Measurement, 56 (4), 1488-1494. 10.1109/TIM.2007.900101 [More information]

Wisell, D., Rudlund, B. & Rönnow, D. (2007). Characterization of memory effects in power amplifiers using digital two-tone measurements. IEEE Transactions on Instrumentation and Measurement, 56 (6), 2757-2766. 10.1109/TIM.2007.907949 [More information]

Feng, X., Olsson, J., Swanberg, M., Schnürer, J. & Rönnow, D. (2007). Image analysis for monitoring the barley tempeh fermentation process. Journal of Applied Microbiology, 103 (4), 1113-1121. 10.1111/j.1365-2672.2007.03341.x [More information]

Rönnow, D., Wisell, D. & Isaksson, M. (2007). Three-Tone Characterization of Nonlinear Memory Effects in Radio Frequency Power Amplifiers. IEEE Transactions on Instrumentation and Measurement, 56 (6), 2646-2657. 10.1109/TIM.2007.907958 [More information]

Isaksson, M., Wisell, D. & Rönnow, D. (2006). A Comparative Analysis of Behavioral Models for RF Power Amplifiers. IEEE transactions on microwave theory and techniques, 54 (1), 348-359. 10.1109/TMTT.2005.860500 [More information]

Rönnow, D. & Isaksson, M. (2006). Digital predistortion of radio frequency power amplifiers using a Kautz-Volterra model. Electronics Letters, 42 (13), 780-782. 10.1049/el:20060460 [More information]

Isaksson, M., Wisell, D. & Rönnow, D. (2005). Wide-Band Dynamic Modeling of Power Amplifiers Using Radial-Basis Function Neural Networks. IEEE transactions on microwave theory and techniques, 53 (11), 3422-3428. 10.1109/TMTT.2005.855742 [More information]

Rönnow, D., Veszelei, E., Bruce, S. & Isidorsson, J. (2004). Yttrium hydride layer with switchable microwave properties. Thin Solid Films, 467 (1-2), 186-189. 10.1016/j.tsf.2004.03.039 [More information]

Lastras-Martínez, L., Rönnow, D., Santos, P., Cardona, M. & Eberl, K. (2001). Optical anisotropy of (001)-GaAs surface quantum wells. Physical Review B Condensed Matter, 64 (24), 2453031-2453038. 10.1103/PhysRevB.64.245303 [More information]

Niklasson, G., Rönnow, D., Strömme, M., Kullman, L., Nilsson, H. & Roos, A. (2000). Surface roughness of pyrolytic tin dioxide films evaluated by different methods. Thin Solid Films, 359 (2), 203-209. 10.1016/S0040-6090(99)00743-9 [More information]

Bennett, J. & Rönnow, D. (2000). Test of Opticlean strip coating material for removing surface contamination. Applied Optics, 39 (16), 2737-2739. 10.1364/AO.39.002737 [More information]

Lindstrom, T. & Rönnow, D. (2000). Total integrated scattering from transparent substrates in the infrared region: validity of scalar theory. Optical Engineering : The Journal of SPIE, 39 (2), 478-487. 10.1117/1.602386 [More information]

Rönnow, D., Christensen, N. & Cardona, M. (1999). Deformation potentials of the E1 transition in Ge, GaAs, InP, ZnSe, and ZnTe from ab initio calculations. Physical Review B Condensed Matter, 59 (8), 5575-5580. [More information]

Rönnow, D., Cardona, M. & Lastras-Martínez, L. (1999). Piezo-optical coefficients of ZnSe and ZnTe above the fundamental gap. Physical Review B Condensed Matter, 59 (8), 5581-5590. 10.1103/PhysRevB.59.5581 [More information]

Cardona, M., Rönnow, D. & Santos, P. (1998). Ellipsometric investigations of piezo-optical effects. Thin Solid Films, 313-314, 10-17. 10.1016/S0040-6090(97)00763-3 [More information]

Rönnow, D. (1998). Interface roughness statistics of thin films from angle-resolved light scattering at three wavelengths. Optical Engineering : The Journal of SPIE, 37 (2), 696-704. [More information]

Rönnow, D., Lastras-Martínez, L. & Cardona, M. (1998). Isotope effects on the electronic critical points of germanium : Ellipsometric investigation of the E1 and E1+ Delta(1) transitions. European Physical Journal B : Condensed Matter Physics, 5 (1), 29-35. 10.1007/s100510050415 [More information]

Rönnow, D., Santos, P., Cardona, M., Anastassakis, E. & Kuball, M. (1998). Piezo-optics of InP in the visible-ultraviolet range. Physical Review B Condensed Matter, 57 (8), 4432-4442. 10.1103/PhysRevB.57.4432 [More information]

Lastras-Martínez, L., Santos, P., Rönnow, D., Cardona, M., Specht, P. & Eberl, K. (1998). Reflectance difference spectroscopy of GaAs asymmetric surface quantum wells above the fundamental gap. Physica status solidi. A, Applied research, 170 (2), 317-321. [More information]

Rönnow, D., Eisenhammer, T. & Roos, A. (1998). Surface roughness characterisation of a thin transparent dielectric-silver tandem by spectroscopic light scattering. Solar Energy Materials and Solar Cells, 52 (1-2), 37-43. 10.1016/S0927-0248(97)00268-7 [More information]

Rönnow, D., Lindström, T., Isidorsson, J. & Ribbing, C. (1998). Surface roughness of oxidised copper films studied by atomic force microscopy and spectroscopic light scattering. Thin Solid Films, 325 (1-2), 92-98. 10.1016/S0040-6090(98)00503-3 [More information]

Rönnow, D. (1997). Determination of interface roughness cross correlation of thin films from spectroscopic light scattering measurements. Journal of Applied Physics, 81 (8), 3627-3636. [More information]

Lindström, T., Kullman, L., Rönnow, D., Ribbing, C. & Granqvist, C. (1997). Electrochromic control of thin film light scattering. Journal of Applied Physics, 81 (3), 1464-69. [More information]

Granqvist, C., Azens, A., Isidorsson, J., Kharrazi, M., Kullman, L., Lindström, T., Niklasson, G., Ribbing, C., Rönnow, D., Strömme, M. & Veszelei, M. (1997). Towards the smart window : progress in electrochromics. Journal of Non-Crystalline Solids, 218, 273-279. 10.1016/S0022-3093(97)00145-2 [More information]

Kullman, L., Rönnow, D. & Granqvist, C. (1996). Elastic Light Scattering and Electrochemical Durability of Electrochromic Tungsten-oxide-based Films. Thin Solid Films, 288 (1-2), 330-333. 10.1016/S0040-6090(96)08809-8 [More information]

Granqvist, C., Azens, A., Kullman, L. & Rönnow, D. (1996). Progress in Smart Windows Research: Improved Electrochromic W Oxide Films and Transparent Ti-Ce Oxide Counter Electrodes. Renewable energy, 8 (1-4), 97-106. 10.1016/0960-1481(96)88827-6 [More information]

Rönnow, D., Kullman, L. & Granqvist, C. (1996). Spectroscopic Light Scattering from Electrochromic Tungsten-oxide-based Films. Journal of Applied Physics, 80 (1), 423-430. [More information]

Rönnow, D., Isidorsson, J. & Niklasson, G. (1996). Surface Roughness of Sputtered ZrO2 Films Studied by Atomic Force Microscopy and Spectroscopic Light Scattering. Physical Review E. Statistical, Nonlinear, and Soft Matter Physics : Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics, 54 (4 Suppl. B), 4021-4026. 10.1103/PhysRevE.54.4021 [More information]

Rönnow, D. & Roos, A. (1995). Correction Factors for Reflectance and Transmittance Measurements of Scattering Samples in Focussing Coblentz Spheres and Integrating Spheres. Review of Scientific Instruments, 66 (3), 2411-2422. 10.1063/1.1145639 [More information]

Rönnow, D., Andersson, S. & Niklasson, G. (1995). Surface Roughness Effects in Ellipsometry: Comparison of Truncated Sphere and Effective Medium Models. Optical materials (Amsterdam), 4 (6), 815-821. 10.1016/0925-3467(95)00026-7 [More information]

Lefez, B., Kartouni, K., Lenglet, M., Rönnow, D. & Ribbing, C. (1994). Application of reflectance spectrophotometry to the study of copper (I) oxides (Cu2O and Cu3O2) on metallic substrate. Surface and Interface Analysis, 22 (1-12), 451-455. 10.1002/sia.740220196 [More information]

Rönnow, D. & Veszelei, E. (1994). Design review of an instrument for spectroscopic total integrated light scattering measurements in the visible wavelength region. Review of Scientific Instruments, 65 (2), 327-334. 10.1063/1.1145191 [More information]

Roos, A. & Rönnow, D. (1994). Diffuse reflectance and transmittance spectra of an interference layer : 1. Model formulation and properties. Applied Optics, 33 (34), 7908-7917. 10.1364/AO.33.007908 [More information]

Rönnow, D. & Roos, A. (1994). Diffuse reflectance and transmittance spectra of an interference layer. 2. Evaluation of tin oxide-coated glass. Applied Optics, 33 (34), 7918-7927. 10.1364/AO.33.007918 [More information]

Rönnow, D. & Roos, A. (1994). Stray-light corrections in integrating-sphere measurements on low-scattering samples. Applied Optics, 33 (25), 6092-6097. 10.1364/AO.33.006092 [More information]

Rönnow, D., Bergkvist, M., Roos, A. & Ribbing, C. (1993). Determination of interface roughness by using a spectroscopic total-integrated-scatter instrument. Applied Optics, 32 (19), 3448-3451. 10.1364/AO.32.003448 [More information]

Scholarly articles, non-refereed

Nostell, P., Roos, A. & Rönnow, D. (1999). Single-beam integrating sphere spectrophotometer for reflectance and transmittance measurements versus angle of incidence in the solar wavelength range on diffuse and specular samples. Review of Scientific Instruments, 70 (5), 2481-2494. 10.1063/1.1149781 [More information]

Granqvist, C., Azens, A., Hjelm, A., Kullman, L., Niklasson, G., Rönnow, D., Strömme, M., Veszelei, M. & Vaivars, G. (1998). Recent advances in electrochromics for smart windows applications. Solar Energy, 63 (4), 199-216. 10.1016/S0038-092X(98)00074-7 [More information]

Doctoral thesis

Rönnow, D. (1996). Elastic light scattering by thin films : spectroscopic measurements and analysis. Diss. (sammanfattning), 1996. Uppsala: Acta Universitatis Upsaliensis. 83 p. (Comprehensive Summaries of Uppsala Dissertations from the Faculty of Science and Technology 208) [More information]

Book chapters

Tripathy, M., Choudhary, V., Gupta, A., Ranjan, P. & Rönnow, D. (2019). A diamond-shaped fractal bow-tie antenna for THz applications. Advances in Communication, Cloud, and Big Data. Springer. P. 97-104. 10.1007/978-981-10-8911-4_11 [More information]

Conference papers

Choudhary, V., Rönnow, D. & Tripathy, M. (2020). Metamaterial-based-absorber to improve the performance of S and X band radar systems. 2020 7th International Conference on Signal Processing and Integrated Networks (SPIN): IEEE. P. 126-129. 10.1109/SPIN48934.2020.9070867 [More information]

Choudhary, V., Rönnow, D. & Jansson, M. (2019). A Singular Value Decomposition Based Approach for Classifying Concealed Objects in Short Range Polarimetric Radar Imaging. 2019 PhotonIcs & Electromagnetics Research Symposium - Spring (PIERS-Spring). P. 4109-4115. 10.1109/PIERS-Spring46901.2019.9017334 [More information]

Sarika, n., Kumar, R., Tripathy, M. & Rönnow, D. (2019). An approach to improve gain and bandwidth in bowtie antenna using frequency selective surface. Smart Innovations in Communication and Computational Sciences : Proceedings of ICSICCS 2017, Volume 1: Springer. P. 219-227. 10.1007/978-981-10-8968-8_19 [More information]

Zemzemi, I., Aloui, N., Alizadeh, M., Boulejfen, N. & Rönnow, D. (2019). Low Complexity Memory Polynomial Digital Predistorter for MIMO Wireless Transmitters. 2019 IEEE 19th Mediterranean Microwave Symposium (MMS): IEEE. P. 1-4. 10.1109/MMS48040.2019.9157306 [More information]

Alizadeh, M., Händel, P. & Rönnow, D. (2018). Basis Function Decomposition Approach in Piece-Wise Modeling for RF Power Amplifiers. 6th Telecommunications forum TELFOR 2018. Belgrade: Telecommunications society. 10.1109/TELFOR.2018.8611865 [More information]

Alizadeh, M., Rönnow, D. & Händel, P. (2018). Characterization of Volterra Kernels for RF Power Amplifiers Using a Two-Tone Signal and a Large-Signal. 2018 International Conference on Communications, COMM 2018 - Proceedings: Institute of Electrical and Electronics Engineers (IEEE). P. 351-356. 10.1109/ICComm.2018.8430119 [More information]

Sarika, n., Kumar, R., Tripathy, M. & Rönnow, D. (2018). Fractal frequency selective surface based band stop filters for X-band and Ku-band applications. Proceedings - 2017 3rd International Conference on Advances in Computing, Communication and Automation (Fall), ICACCA 2017. 10.1109/ICACCAF.2017.8344692 [More information]

Sarika, ., Kumar, R., Tripathy, M. & Rönnow, D. (2017). 3-D band-stop FSS for X-band and Ku-band. 2017 Progress In Electromagnetics Research Symposium - Fall (PIERS - FALL): Electromagnetics Academy. P. 671-675. 10.1109/PIERS-FALL.2017.8293220 [More information]

Choudhary, V., Gupta, A., Tripathy, M. & Rönnow, D. (2017). A compact multi-band slotted circular patch MIMO antenna with defective ground surface for wireless application. 2017 4th International Conference on Signal Processing and Integrated Networks (SPIN): IEEE conference proceedings. P. 33-37. 10.1109/SPIN.2017.8049911 [More information]

Alizadeh, M., Rönnow, D., Händel, P. & Isaksson, M. (2017). A new Block-Structure Modeling Technique for RF Power Amplifiers in a 2x2 MIMO System. 13th International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS): IEEE. P. 224-227. 10.1109/TELSKS.2017.8246268 [More information]

Rönnow, D., Björsell, N. & Laporte-Fauret, B. (2017). Determination of elongation of electrically small objects in building structures by polarimetric synthetic aperture radar. I2MTC 2017 - 2017 IEEE International Instrumentation and Measurement Technology Conference : Proceedings. Torino: IEEE. P. 1520-1524. 10.1109/I2MTC.2017.7969898 [More information]

Kumar, R., Sarika, n., Tripathy, M. & Rönnow, D. (2017). Multi-band slotted bowtie antenna for L, S and C band applications. 2nd International Conference on Telecommunication and Networks (TEL-NET). P. 104-107. 10.1109/TEL-NET.2017.8343506 [More information]

Kumar, R., Sarika, ., Tripathy, M. & Rönnow, D. (2017). Orientation and Gap Independent Meta-surface Bowtie Antenna for WLAN Applications. 2017 8TH INTERNATIONAL CONFERENCE ON COMPUTING, COMMUNICATION AND NETWORKING TECHNOLOGIES (ICCCNT): IEEE. 10.1109/ICCCNT.2017.8203973 [More information]

Kumar, R., Sarika, ., Tripathy, M. & Rönnow, D. (2017). Performance analysis of 2 × 2 MIMO antenna with meta-material for ultra-wideband applications. 2017 Progress In Electromagnetics Research Symposium - Fall (PIERS - FALL): Electromagnetics Academy. P. 593-597. 10.1109/PIERS-FALL.2017.8293206 [More information]

Kumar, D., Tripathy, M., Rönnow, D., Geethu, P. & Saurabh, L. (2017). Performance analysis of meta-material based bow-tie shaped fractal antenna for THz application. Proceedings of the 7th International Conference Confluence 2017 on Cloud Computing, Data Science and Engineering: IEEE. P. 764-769. 10.1109/CONFLUENCE.2017.7943253 [More information]

Siri, M., Schafer, B., Steffen, A., Eroglu, A. & Rönnow, D. (2017). Tunable Tapped Combline Bandpass Filters for RFID Systems. 2017 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC): IEEE. P. 240-243. 10.1109/APWC.2017.8062291 [More information]

Gupta, A., Tripathy, M., Choudhary, V. & Rönnow, D. (2016). A compact four-element MIMO antenna for WLAN/WiMAX and HiperLAN applications. 2016 IEEE Annual India Conference (INDICON). 10.1109/INDICON.2016.7838862 [More information]

Amin, S., Händel, P. & Rönnow, D. (2016). Characterization and modeling of RF amplifiers with multiple input signals. . External link [More information]

Ivanchenko, I., Khruslov, M., Popenko, N., Shestopalov, Y. & Rönnow, D. (2016). Combined system of the microstrip antennas with different frequencies. 2016 22nd International Conference on Applied Electromagnetics and Communications (ICECOM). 10.1109/ICECom.2016.7843890 [More information]

Amin, S., Khan, Z., Isaksson, M., Händel, P. & Rönnow, D. (2016). Concurrent dual-band power amplifier model modification using dual two-tone test. 46th European Microwave Conference (EUMC) 2016. P. 186-189. 10.1109/EuMC.2016.7824309 [More information]

n/a, S., Tripathy, M. & Rönnow, D. (2016). Dual band Frequency Selective Surface for X-band applications. Progress in Electromagnetic Research Symposium (PIERS) : Proceedings 2016: IEEE. P. 5039-5042. 10.1109/PIERS.2016.7735828 [More information]

Kumar, U., Kumar, D., Tripathy, M., Ranjan, P. & Rönnow, D. (2016). Metamaterial Based Fractal Antenna for THz Application. 2016 PROGRESS IN ELECTROMAGNETICS RESEARCH SYMPOSIUM (PIERS): IEEE. P. 3814-3814. [More information]

Landin, P. & Rönnow, D. (2016). RF PA Modeling Considering Odd-Even and Odd Order Polynomials. 2015 IEEE Symposium on Communications and Vehicular Technology in the Benelux (SCVT). New York: Institute of Electrical and Electronics Engineers (IEEE). 10.1109/SCVT.2015.7374233 [More information]

Tripathy, M., Kumar, R. & Rönnow, D. (2015). Design and Analysis of Metafractal Antenna for Wireless Applications. PIERS 2015 Prague : Progress in Electromagnetics Research Symposium : Proceedings. Cambridge, MA: The Electromagnetics Academy. P. 2376-2380. External link [More information]

Rönnow, D., Shahbazali, M., Baki, W. & Tripathy, M. (2015). Effect on Lefthandedness from SRR Rotational Disorder. PIERS 2015 Prague : Progress in Electromagnetics Research Symposium : Proceedings. Cambridge, MA: The Electromagnetics Academy. P. 2372-2375. External link [More information]

Flattery, K., Amin, S., Mahamat, Y., Eroglu, A. & Rönnow, D. (2015). High Power Combiner/Divider Design for Dual Band RF Power Amplifiers. Proceedings of the 2015 International Conference on Electromagnetics in Advanced Applications : ICEAA 2015: IEEE Press. P. 1036-1039. 10.1109/ICEAA.2015.7297272 [More information]

Kumar, R., Tripathy, M. & Rönnow, D. (2015). Multi Band Metamaterial Based Bowtie Antenna for Wireless Applications. PIERS 2015 Prague : Progress in Electromagnetics Research Symposium : Proceedings. Cambridge, MA: Electromagnetics Academy. P. 2368-2371. External link [More information]

Zenteno, E., Amin, S., Isaksson, M., Rönnow, D. & Händel, P. (2014). Combating the Dimensionality of Nonlinear MIMO Amplifier Predistortion by Basis Pursuit. Proceedings of the 44th European Microwave Conference. P. 833-836. External link [More information]

Rönnow, D. (2013). Characterizing multiple input multiple output radio frequency devices. Proceedings of the International Conference on Recent Trends in Materials and Devices, ICRTMD-13. P. 4-7. [More information]

Piazza, R., Shankar, B., Zenteno, E., Rönnow, D., Liolis, K., Zimmer, F., Grässlin, M., Berheide, T. & Cioni, S. (2013). Sensitivity Analysis of Multicarrier Digital Pre-distortion/ Equalization Techniques for Non-linear Satellite Channels. 31st AIAA International Communications Satellite Systems Conference. 10.2514/6.2013-5692 [More information]

Piazza, R., Shankar, B., Zenteno, E., Rönnow, D., Grotz, J., Zimmer, F., Grässlin, M., Heckman, F. & Cioni, S. (2012). Multicarrier digital pre-distortion/ equalization techniques for non-linear satellite channels. 30th AIAA International Communications Satellite Systems Conference (ICSSC). 10.2514/6.2012-15156 [More information]

Amin, S., Zenteno, E., Landin, P., Rönnow, D., Isaksson, M. & Händel, P. (2012). Noise Impact on the Identification of Digital Predistorter Parameters in the Indirect Learning Architecture. 2012 Swedish Communication Technologies Workshop (Swe-CTW): IEEE conference proceedings. P. 36-39. 10.1109/Swe-CTW.2012.6376285 [More information]

Isaksson, M., Wisell, D., Eng, A. & Rönnow, D. (2007). A Study of a Variable-Capacitance Drain Network's Influence on Dynamic Behavioral Modeling of an RF PA. 69th ARFTG Microwave measurement conference, Honolulu, HI, USA. P. 112-116. 10.1109/ARFTG.2007.5456336 [More information]

Wisell, D., Rönnow, D. & Händel, P. (2006). A bandwidth extension technique for dynamic characterization of power amplifiers. 2006 IEEE Instrumentation and Measurement Technology Conference Proceedings. P. 1972-1976. 10.1109/IMTC.2006.236121 [More information]

Isaksson, M. & Rönnow, D. (2006). A Kautz-Volterra Behavioral Model for RF Power Amplifiers. IEEE MTT-S International Microwave Symposium Digest, 2006. P. 485-488. [More information]

Björsell, N., Rönnow, D. & Händel, P. (2006). Measuring Volterra kernels of analog to digital converters using a stepped three-tone scan. Proceedings of the IEEE Instrumentation and Measurement Technology Conference, 2006. IMTC 2006. P. 1047-1050. 10.1109/IMTC.2006.328342 [More information]

Wisell, D., Isaksson, M., Keskitalo, N. & Rönnow, D. (2006). Wideband characterization of a Doherty amplifier using behavioral modeling. 67th ARFTG Conference 2006. P. 190-199. 10.1109/ARFTG.2006.4734374 [More information]

Isaksson, M., Wisell, D. & Rönnow, D. (2005). Behavioural Amplifier Modelling Using Sampled Complex Envelope Measurement Data. Proc. Gigahertz 2005. P. 213-216. [More information]

Isaksson, M., Wisell, D. & Rönnow, D. (2005). Nonlinear Behavioral Modeling of Power Amplifiers Using Radial-Basis Function Neural Networks. 2005 IEEE MTT-S International Microwave Symposium Digest. P. 1967-1970. 10.1109/MWSYM.2005.1517128 [More information]

Reports

Landin, P. & Rönnow, D. (2013). Odd and Odd-Even Memory Polynomial Representations. Gävle: University of Gävle. 3 p. (Working paper 46) [More information]

Johansson, A., Isaksson, M. & Rönnow, D. (2010). An analysis of Kautz-Volterra models for modeling block structure nonlinear systems. Gävle: University of Gävle. 14 p. (Working paper 43) External link [More information]

Rönnow, D. (2005). Software for determining the third order Volterra kernels of radio frequency power amplifiers. Gävle: University of Gävle. 21 p. (Working paper 33) External link [More information]

Published by: Camilla Haglund Page responsible: Gunilla Mårtensson Updated: 2023-03-09