"Budhaditya Pyne,Ryohei Naruse,Hirobumi Saito,Jiro Hirokawa,Vinay Ravindra,Prilando Rizki Akbar","Robust Contactless Noncircular Choke Flange for Wideband Waveguide Applications",,"IEEE Trans. Microw. Theory Tech.",,"vol. 67","no. 3","pp. 861-867",2019,Mar. "Budhaditya Pyne,Prilando Rizki Akbar,Vinay Ravindra,Hirobumi Saito,Jiro Hirokawa,Tomoya Fukami","Slot-array Antenna Feeder Network for Space-borne X-band Synthetic Aperture Radar",,"IEEE Trans. Antennas Propagat.",,"vol. 66","no. 7","pp. 3463-3474",2018,July "Vinay Ravindra,Hirobumi Saito,Jiro Hirokawa,Miao Zhang,Atsushi Tomiki","A TM010 cavity power-combiner with microstrip line inputs",,"IEICE Transactions on Electronics",,"Vol. E100C","No. 12","pp. 1087-1096",2017,Dec. "Hirobumi Saito,Akbar Prilando Rizki,Hiromi Watanabe,V. Ravindra,J. Hirokawa,K. Ura,Budhaditya Pyne","Compact X-band Synthetic Aperture Radar for 100kg Class Satellite",,"IEICE Transactions on Communications","ˆê”ÊŽÐ’c–@l “dŽqî•ñ’ÊMŠw‰ï","vol. 100","no. 9","pp. 1653-1660",2017,Sept. "Budhaditya Pyne,Vinay Ravindra,Prilando Rizki Akbar,Hirobumi Saito,Jiro Hirokawa","Performance analysis of edge-feed rectangular parallel plate slot-array antenna panel for compact space-borne x-band sar system",,"Proceedings of the International Conference on Electromagnetics in Advanced Applications",,,,"pp. 407-410",2017,Sept. "Hirobumi Saito,Prilando Rizki Akbar,Keiji Tanaka,Makoto Mita,Vinay Ravindra,Budhaditya Pyne,Jiro Hirokawa,Seiko Shirasaka,Hiromi Watanabe,Kenji Ura,Koichi Ijichi","Development Status of Compact X-band Synthetic Aperture Radar Compatible with a 100kg-class SAR Satellite and Its Future Plan","Small Sat. Conf.",,,,,,2017,Aug. "V. Ravindra,Akbar Prilando Rizki,M. Zhang,JIRO HIROKAWA,H. Saito,Akira Oyama","A Dual-Polarization X-Band Traveling-Wave Antenna Panel for Small-Satellite Synthetic Aperture Radar",,"IEEE Transactions on Antennas and Propagation",,"Vol. 65","No. 5","pp. 2144-2156",2017,May "Hirobumi Saito,Akbar Prilando Rizki,Vinay Ravindra,Atsushi Tomiki,Hiromi Watanabe,JIRO HIROKAWA,Miao Zhang,Seiko Shirasaka","Compact X-band Synthetic Aperture Radar with Deployable Plane Antenna and RF Feeding System through Non-contact Waveguides - Project of a 100kg-class SAR Satellite","Small Sat. Conf.",,,,,,2016,Aug. "V. Ravindra,P. Akbar,H. Saito,M. Zhang,J. Hirokawa","Traveling-Wave Dual Polarization Antenna for Small Satellite SAR","‰F’ˆ‰ÈŠwƒVƒ“ƒ|ƒWƒEƒ€",,,,,,2016,Jan. "âV“¡G•¶,•y–Ø~Žj,ƒvƒŠƒ‰ƒ“ƒh ƒAƒNƒoƒ‹,ƒ‰ƒrƒ“ƒhƒ‰ ƒrƒlƒC,ƒoƒfƒEƒnƒfƒCƒ^ƒ„ ƒpƒCƒ“,œAì“ñ˜Y,ˆÀ“¡^","100kg‹‰¬Œ^‰q¯‚É“‹Ú‰Â”\‚ÈX‘ч¬ŠJŒûƒŒ[ƒ_","‰F’ˆ‰ÈŠwƒVƒ“ƒ|ƒWƒEƒ€",,,,,,2016,Jan. "V. Ravindra,P. Akbar,H. Saito,J. Hirokawa,M. Zhang,A. Tomiki","A Compact Radial Cavity Combiner for Small Satellite SAR","‰F’ˆ‰ÈŠwƒVƒ“ƒ|ƒWƒEƒ€",,,,,,2016,Jan. "Vinay Ravindra,Prilando Rizki Akbar,Hirobumi Saito,Miao Zhang,Jiro Hirokawa","A Parallel Plate Slot-Pair Array Dual Polarization Antenna for Small Satellite SAR",,"International Symposium on Antennas and Propagation",,,,,2015,Nov. "Vinay Ravindra,Hirobumi Saito,Prilando Rizki Akbar,Miao Zhang,Jiro Hirokawa","Optimal Cross-Range Pattern Synthesis Using Multi-Objective Genetic Algorithm for a Passive Antenna in Small Satellite SAR",,"International Symposium on Antennas and Propagation",,,,,2015,Nov. "V. Ravindra,P. R. Akbar,M. Zhang,J. Hirokawa,H. Saito","Dual Polarization X-band Rectangular Parallel Plate Antenna Panel for Synthetic Aperture Radar",,"IEICE technical report",,,,,2015,Aug. "Vinay Ravindra,Hirobumi Saito,Jiro Hirokawa,Miao Zhang","Cylindrical Cavity Microwave Power Combiner with Microstrip Line Inputs and Rectangular Waveguide Output",,"IEEE MTT-S International Microwave Symposium",,,,,2015,May "V. Ravindra,H. Saito,M. Zhang,J. Hirokawa","A Novel Spatial High Power X Band RF Power Combiner","‰F’ˆ‰ÈŠwƒVƒ“ƒ|ƒWƒEƒ€",,,,,,2015,Jan. "âV“¡G•¶,•y–Ø~Žj,ƒAƒNƒoƒ‹ƒvƒŠƒ‰ƒ“ƒh ƒŠƒYƒL,ƒrƒlƒCƒ‰ƒrƒ“ƒhƒ‰,¬£—Á•½,ƒoƒfƒEƒnƒfƒCƒ^ƒ„ƒpƒCƒ“,œAì“ñ˜Y,ˆÀ“¡^","100kg‹‰¬Œ^‰q¯‚É‚æ‚éX‘ч¬ŠJŒûƒŒ[ƒ_ƒVƒXƒeƒ€‚ÌŠJ”­","‰F’ˆ‰ÈŠwƒVƒ“ƒ|ƒWƒEƒ€",,,,,,2015,Jan. "âV“¡ G•¶,ƒAƒNƒoƒ‹ ƒvƒŠƒ‰ƒ“ƒh ƒŠƒYƒL,•y–Ø ~Žj,ƒrƒlƒC ƒ‰ƒrƒ“ƒhƒ‰,¬£ —Á•½,ƒpƒCƒ“ ƒoƒfƒEƒnƒfƒCƒ^ƒ„,’£ ?,œAì “ñ˜Y,ˆÀ“¡ ^","100kg‹‰¬Œ^‰q¯‚É“‹Ú‰Â”\‚ÈX‘ч¬ŠJŒûƒŒ[ƒ_ƒVƒXƒeƒ€",,"MŠw‹Z•ñ",,,,,2014,Aug. "Vinay Ravindra,Hirobumi Saito,Jiro Hirokawa","Optimal Power Coupling Coefficient Distribution Determination for Dual Feed Leaky Waveguide Array Using Multi Objective Genetic Algorithm",,"European Conference on Antennas and Propagation",,,,"pp. 1507-1511",2014,Apr.