An optimal beamforming strategy for wide-field surveys with phased-array-fed reflector antennas MV Ivashina, O Iupikov, R Maaskant, WA van Cappellen, T Oosterloo
IEEE Transactions on Antennas and Propagation 59 (6), 1864-1875, 2011
153 2011 Analysis of large microstrip-fed tapered slot antenna arrays by combining electrodynamic and quasi-static field models R Maaskant, MV Ivashina, O Iupikov, EA Redkina, S Kasturi, ...
IEEE Transactions on Antennas and Propagation 59 (6), 1798-1807, 2011
55 2011 Multibeam Focal Plane Arrays With Digital Beamforming for High Precision Space-Borne Ocean Remote Sensing OA Iupikov, MV Ivashina, N Skou, C Cappellin, K Pontoppidan, ...
IEEE Transactions on Antennas and Propagation 66 (2), 737-748, 2018
40 2018 Improving the calibration efficiency of an array fed reflector antenna through constrained beamforming A Young, MV Ivashina, R Maaskant, OA Iupikov, DB Davidson
IEEE Transactions on Antennas and Propagation 61 (7), 3538-3545, 2013
31 2013 Design of a low-loss low-noise tapered slot phased array feed for reflector antennas M Arts, M Ivashina, O Iupikov, L Bakker, R van den Brink
Proceedings of the Fourth European Conference on Antennas and Propagation, 1-5, 2010
27 2010 Novel multi-beam radiometers for accurate ocean surveillance C Cappellin, K Pontoppidan, PH Nielsen, N Skou, SS Søbjærg, ...
Proc. Of EuCAP, 2014
24 2014 Off-axis beam performance of focal plane arrays for the westerbork synthesis radio telescope-initial results of a prototype system MV Ivashina, OA Iupikov, R Maaskant, WA van Cappellen, L Bakker, ...
Antennas and Propagation Society International Symposium, 2009. APSURSI'09 …, 2009
24 2009 A Directly Matched PA-Integrated -Band Antenna for Efficient mm-Wave High-Power Generation WC Liao, R Maaskant, T Emanuelsson, V Vassilev, O Iupikov, M Ivashina
IEEE Antennas and Wireless Propagation Letters 18 (11), 2389-2393, 2019
23 2019 A Dual-Fed PIFA Antenna Element With Nonsymmetric Impedance Matrix for High-Efficiency Doherty Transmitters: Integrated Design and OTA-Characterization OA Iupikov, W Hallberg, R Maaskant, C Fager, R Rehammar, K Buisman, ...
IEEE Transactions on Antennas and Propagation 68 (1), 21-32, 2019
22 2019 Fast and accurate analysis of reflector antennas with phased array feeds including multiple reflections between feed and reflector OA Iupikov, R Maaskant, MV Ivashina, A Young, PS Kildal
IEEE Transactions on Antennas and Propagation 62 (7), 3450-3462, 2014
21 2014 Dense focal plane arrays for pushbroom satellite radiometers OA Iupikov, MV Ivashina, K Pontoppidan, PH Nielsen, C Cappellin, ...
The 8th European Conference on Antennas and Propagation (EuCAP 2014), 3536-3540, 2014
19 2014 A Cavity-Backed Patch Antenna With Distributed Multi-Port Feeding, Enabling Efficient Integration With Doherty Power Amplifier and Band-Pass Filter OA Iupikov, JR Perez-Cisneros, P Meyer, D Åkesson, R Maaskant, ...
IEEE Transactions on Antennas and Propagation 69 (8), 4412-4422, 2021
16 2021 An Optimal Beamforming Algorithm for Phased-Array Antennas Used in Multi-Beam Spaceborne Radiometers OA Iupikov, MV Ivashina, K Pontoppidan, PH Nielsen, C Cappellin, ...
15 * Co-Design and Validation Approach for Beam-Steerable Phased Arrays of Active Antenna Elements with Integrated Power Amplifiers AR Vilenskiy, WC Liao, R Maaskant, V Vassilev, OA Iupikov, ...
IEEE Transactions on Antennas and Propagation 69 (11), 7497-7507, 2021
14 2021 Hybrid OTA Chamber for Multidirectional Testing of Wireless Devices: Plane Wave Spectrum Generator Design and Experimental Demonstration OA Iupikov, PS Krasov, AA Glazunov, R Maaskant, J Fridén, MV Ivashina
IEEE Transactions on Antennas and Propagation 70 (11), 10974-10987, 2022
11 2022 A new hybrid chamber for generating a spectrum of oblique incident plane waves at the dut R Maaskant, OA Iupikov, PS Krasov, R Rehammar, AA Glazunov, ...
IEEE Transactions on Antennas and Propagation 69 (10), 6806-6815, 2021
11 2021 Reducing the complexity of the beam calibration models of phased-array radio telescopes OA Iupikov, MV Ivashina, OM Smirnov
Proceedings of the 5th European Conference on Antennas and Propagation …, 2011
11 2011 A mm-Wave Phased-Array Fed Torus Reflector Antenna With±30° Scan Range for Massive-MIMO Base-Station Applications A Elsakka, A Farsaei, AJ van den Biggelaar, ACF Reniers, MN Johansson, ...
IEEE Transactions on Antennas and Propagation 70 (5), 3398-3410, 2022
10 2022 Domain-decomposition approach to Krylov subspace iteration OA Iupikov, C Craeye, R Maaskant, MV Ivashina
IEEE Antennas and Wireless Propagation Letters 15, 1414-1417, 2015
10 2015 Design of a Push-Broom Multi-Beam Radiometer for Future Ocean Observations C Cappellin, K Pontoppidan, PH Nielsen, N Skou, SS Søbjærg, A Ihle, ...
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