Ryo Kumagai, Ryosuke Suga, and Tomoki Uwano,
"Single-Layer Circular Polarizer for Linear Polarized Horn Antenna,"
IEICE Trans. C, vol.E107-C, no.11, pp.479-485, Nov. 2024.
Daisuke Nishihara, Kensuke Sasaki, Rasyidah Hanan Binti Mohd Baharin, Tomoaki Nagaoka, Osamu Hashimoto, and Ryosuke Suga,
"Development of measurement phantom for absorbed power density assessment by human exposure at 28 GHz band,"
IEEE Journal of Electromagnetics, RF, and Microwaves in Medicine and Biology. (to be published)
Sho Kuromatsu, Takeshi Watanabe, Yoshiyuki Nonoguchi, Ryosuke Suga and Shinji Koh,
"Single-wall carbon nanotubes-based flexible monopole antenna with high radiation efficiency,"
Engineering Research Express, 6, 045367, Dec. 2024.
【国際会議】
Yuki Masuko, Tetsuo Endo, Koji Yamaguchi, Osamu Hashimoto, and Ryosuke Suga,
"Characterization of Architectural Glasses by Free-Space Method in 24 GHz Band,"
EMC Japan/APEMC Okinawa 2024, TueAM1A.2, May 2024.
Kohei Hasegawa, Haruki Sasaki, and Ryosuke Suga,
"Study on Influence of Leakage Flux Dependence on Winding Position of Common-mode Choke Coil Using Toroidal Core,"
EMC Japan/APEMC Okinawa 2024, ThuAM2B.3, May 2024.
Taisei Watanabe, Ryosuke Suga,
"A Study on Detectable Conditions for Rusted Reinforcing Bar in Concrete Structure Using a 24-GHz Doppler Sensor,"
EMC Japan/APEMC Okinawa 2024, TuePMPo.3, May 2024.
Masahiro Hanazawa, Sonshu Sakihara, Koji Yamaguchi, Tetsuo Endo, Yuki Matsuko, Ryosuke Suga and Osamu Hashimoto,
”Database construction and its method of building materials for coexistence study of beam type wireless power transfer systems,”
13th International Conference on Renewable Energy Research and Applications, PS1-6, Nov. 2024.
Yasunari Hashimoto, Yoshitoshi Maeda, Temma Sasaki, Ryosuke Suga,
”Design of Two-Layered Radio Wave Absorber Using Perforated Ceramics Surface Layer in Millimeter-Wave Band,”
Asia-Pacific Microwave Conference 2024, Nov. 2024. (to be presented)
宮崎龍一,須賀良介,
"1/4 波長共振器による電子レンジ内のグリル皿に貼付したフェライトシート内磁界の均一化に関する研究,"
信学論(C), vol.J106-C, no.8, pp.334-335, Aug. 2023.
Ryosuke Suga, Megumi Watanabe, Atsushi Kezuka,
"Hybrid Electromagnetic Simulation using 2D-FDTD and Ray-tracing Methods for Airport Surfaces,"
IEICE Trans. Electron., vol. E106-C, no. 11, pp. 774-779, Nov. 2023.
Akihisa Tsuchiya, Yuya Yamaguchi, Ryosuke Suga, Masahiro Takeda, Eiji Inami, Hideaki Sugama, and Osamu Hashimoto,
"A Low loss Microstrip Line on Thin Flexible Substrate film by Defected Ground Structure,"
IEICE Communications Express, vol. 12, no. 11, pp. 582-585, 2023.
Ryota Okuda, Kazuhiko Niwano, Kaname Hatada, Kei Kokubu, Ryosuke Suga, Takeshi Watanabe, and Shinji Koh,
"Evaluation of transmission characteristics of CVD grown graphene and effect of tuning electrical properties of graphene up to 50 GHz,"
Scientific Reports. vol. 13, no. 13878, Aug. 2023.
Yuito Horita, Taiki Fukase, Hibiki Kisaka, Sho Kuromatsu, Yusuke Sato, Kazuyuki Endo, Takeshi Watanabe, Ryosuke Suga, and Shinji Koh,
"Fabrication of highly conductive polyester fabrics using single-wall carbon nanotubes inks for EMI shielding,"
Jpn J. Appl. Phys., 63, 04SP01, 2024.
【国際会議】
Sho Kuromatsu, Takeshi Watanabe, Yoshiyuki Nonoguchi, Ryosuke Suga, Osamu Hashimoto, and Shinji Koh,
"Evaluation of Radiation Efficiency of Single-Wall Carbon Nanotube-Based Flexible Antenna Using Wheeler Cap Method,"
Photonics & Electromagnetics Research Symposium 2023, July 2023.
Taisei Watanabe, Saburo Hiraoka, Osamu Hashimoto, and Ryosuke Suga,
"A Study on Detectable Diameter of a Metal Cylinder Embedded in Concrete Structures Using Doppler Sensors,"
Photonics & Electromagnetics Research Symposium 2023, July 2023.
Ryota Okuda, Kazuhiko Niwano, Kaname Hatada, Kei Kokubu, Ryosuke Suga, Shinji Koh,
"Characterization of Impedance and Physical Properties of CVD-grown Graphene up to 50 GHz,"
Photonics & Electromagnetics Research Symposium 2023, July 2023.
Nishihara Daisuke, Tomoaki Nagaoka, Rasyidah Hanan Binti Mohd Baharin, Kensuke Sasaki, Ryosuke Suga, and Osamu Hashimoto,
"Absorbed Power Density Assessments for 28 GHz Human Exposure Using Inverse Source Technique; Cross-Comparison of Several Phantoms,"
XXXVth URSI General Assembly and Scientific Symposium, P-KA-01, Aug. 2023.
Yuito Horita, Taiki Fukase, Hibiki Kisaka, Sho Kuromatsu, Yusuke Sato, Kazuyuki Endo, Takeshi Watanabe, Ryosuke Suga, and Shinji Koh,
"Fabrication of Highly Conductive Polyester Fabrics using Single-Wall Carbon Nanotubes Inks for EMI Shielding,"
36th International Microprocesses and Nanotechnology Conference, Nov. 2023.
Daiki Imai, Akihisa Tsuchiya, Hideaki Sugama, Osamu Hashimoto, and Ryosuke Suga,
"Electric field distribution measurement of indoorr local 5G using SDR device,"
5th Int. Workshop Photonics applied to Electromagnetic Measurement, Nov. 2023.
Hibiki Kisaka, Taisei Watanabe, Sho Kuromatsu, Takeshi Watanabe, Ryosuke Suga, and Shinji Koh,
"Chipless RFID Tags Fabricated by Screen Printing using SWCNT Ink,"
2023 Asia-Pacific Microw. Conf., Dec. 2023.
Daiki Imai, Akihisa Tsuchiya, Hideaki Sugama, Osamu Hashimoto, and Ryosuke Suga,
"Measurement of Electric Field Distribution of Indoor Local 5G Using Visualization System Applying SDR Device,"
2023 Asia-Pacific Microw. Conf., Dec. 2023.
Sho Kuromatsu, Takeshi Watanabe, Ryosuke Suga, Yoshiyuki Nonoguchi, Osamu Hashimoto and Shinji Koh,
"Fabrication of Single-Wall Carbon Nanotube Monopole Antenna Using Poly (methyl methacrylate)-Supported Transfer Technique,"
the 15th International Conference on New Diamond and Nano Carbons, II-07-5, June 2022.
Rasyidah Hanan Binti Mohd Baharin, Daisuke Nishihara, Kensuke Sasaki, Ryosuke Suga, Osamu Hashimoto, and Tomoaki Nagaoka,
"A Novel Approach of Assessment of Absorbed Power Density Using Inverse Source Method for Human Exposure to 28 GHz Electromagnetic Fields,"
2022 URSI-Japan Radio Science Meeting, K2-2, Sep. 2022.
Ryosuke Suga, Megumi Watanabe, and Atsushi Kezuka,
"Hybrid Electromagnetic Analysis Methods Suitable for Airport Surfaces in the VHF Band,"
2022 International Workshop on Air Traffic Management, Communication, Navigation, and Surveillance, O1-3, pp.245-247, Oct. 2022.
Sota Matsumoto, Ryosuke Suga, Hayama Hisanaga, Shusaku Okamyo, Hideki Mouri, Reina Sekihara, Osamu Hashimoto, and Shinji Koh,
"Printed quater-wavelength absorber using carbon nanotube ink,"
2022 Asia-Pacific Microw. Conf. TH3-F5-3, pp. 429-430, Dec. 2022.
Ryo Kumagai, Sota Nakano, Tomoki Uwano, and Ryosuke Suga,
"Experimental study on circularly polarized horn antenna using parasitic element array,"
2022 Asia-Pacific Microw. Conf. TH3-F3-5, pp. 405-407, Dec. 2022.
Sho Kuromatsu, Takeshi Watanabe, Yoshiyuki Nonoguchi, Ryosuke Suga, Osamu Hashimoto, and Shinji Koh,
"Single-wall carbon nanotube-based flexible monopole antenna fabricated using poly (methyl methacrylate)-supported transfer technique,"
2022 Asia-Pacific Microw. Conf. IF-C12, pp. 866-868, Dec. 2022.
【学会発表(研究会)】
山口裕也,土屋明久,竹田昌弘,稲見英治,菅間秀晃,橋本修,須賀良介,
"光トランシーバ用フレキブル基板上に形成したMSLのグラウンドに設けたスリットによる薄型化に関する検討,"
電子情報通信学会 光応用電磁界計測研究会,PEM2022-1,pp.1-4, July 2022.
Shohei Kosuga, Ryosuke Suga, Takeshi Watanabe, Osamu Hashimoto, Shinji Koh,
"Characterization of contact properties at interface between metal and graphene up to 15 GHz"
Engineering Reports, vol.3, no.5, May 2021.
Kensuke Sasaki, Kengo Kawabata, Yuto Shimizu, Soichi Watanabe, Kanako Wake, Ryosuke Suga, Osamu Hashimoto,
"Design of a Skin Equivalent Phantom for Estimating Surface Temperature Elevation Due to Human Exposure to Electromagnetic Fields From 10 to 100 GHz"
IEEE Trans. Electromagn. Compat., vol.63, no.5, pp.1631-1639, Oct. 2021.
Ryosuke Suga, Kazuto Oshima, Tomoki Uwano,
"A Simple and Compact Planar Balun with Slit Ground"
IEICE Trans. Electron., vol.E104-C, no.11, pp.667-671, Nov. 2021.
Sota Matsumoto, Ryosuke Suga, Kiyomichi Araki, Osamu Hashimoto,
"Design of Ultra-Thin Wave Absorber with Square Patch Array Considering Electromagnetic Coupling between Patch Arry and Back-Metal"
IEICE Trans. Electron., vol.E104-C, no.12, pp.681-684, Dec. 2021.
Ryosuke Suga and Naruki Saito,
"Improvement on Uneven Heating in Microwave Oven by Diodes-Loaded Planar Electromagnetic Field Stirrer,"
IEICE Trans. Electron., vol.E103-C, no.9, pp.388-395, Sep. 2020.
Ryosuke Suga, Satoshi Kuroda, and Atsushi Kezuka,
"Measurement Validation of Hybrid Propagation Analysis Suitable for Airport Surface in VHF Band and Its Application to Realistic Situations,"
IEICE Trans. Electron., vol.E103-C, no.11, pp.582-587, Nov. 2020.
Shohei Kosuga, Shunichiro Nagata, Sho Kuromatsu, Ryosuke Suga, Takeshi Watanabe, Osamu Hashimoto, and Shinji Koh,
"Optically transparent antenna based on carrier-doped three-layer stacked graphene,"
AIP Advances, vol.11, no.035136, Mar. 2021.
【国際会議】
Naoki Fujita, Andrey Andrenko, Yuto Shimizu, Kanako Wake, Soichi Watanabe, Ryosuke Suga, and Osamu Hashimoto,
"SAR Evaluation for an RF WPT Array Antenna System in Indoor Environment,"
Proc. of the XXXIIIrd URSI General Assembly in Rome, (virtual), DK1-02, Sep. 2020.
Souta Matsumoto, Ryosuke Suga, and Osamu Hashimoto,
"Evaluation of Coupling between Resistive Patch Array and Back Metal of Ultra Thin Wave Absorber,"
33rd URSI GASS, 2020.
Satoshi Kuroda, Ryosuke Suga, Atsushi Kezuka, and Osamu Hashimoto,
"Measurement Validation of Hybrid Electromagnetic Field Analysis Method for Airport Surface including Slope Ground in VHF Band,"
Progress in Electromagnetics Research Symp., (PIERS) 2019 in Rome, June 2019.
Hayato Sakamoto, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"Input Impedance Design of a Circular Patch Array Absorber Considering Perturbation Elements Position,"
Progress in Electromagnetics Research Symp., (PIERS) 2019 in Rome, June 2019.
Shugo Nishikawa, Tomoaki Nagaoka, Soichi Watanabe, Ryosuke Suga, Kanako Wake, and Osamu Hashimoto,
"Characteristics of temperature rise in a human eyeball due to a dipole antenna in frequency range f rom 6 GHz to 30 GHz,"
BioEM 2019, June 2019.
Kenta Agari, Kaoru Gotoh, Yasushi Matsumoto, Ryosuke Suga, and Osamu Hashimoto,
"Comparison Between Impulsive Noise Models Considering a Time Structure of LED Noise,"
European Conf. on Electromagnetic Compatibility, (EMC Europe 2019), Sep. 2019.
Naoki Fujita, Andrey S. Andrenko, Yuto Shimizu, Kanako Wake, Soichi Watanabe, and Ryosuke Suga
"A Study of SAR Evaluation in a Radiative WPT System with an Array Antenna,"
2019 URSI-Japan Radio Sci. Meeting, (URSI-JRSM 2019), Sep. 2019.
Ryo Matsumoto, Kun Li, Kensuke Sasaki, Soichi Watanabe, Kanako Wake, and Ryosuke Suga
"A Preliminary Study on Assessment of Absorbed Power Density inside a Human Body Based on Measurement of Reflection of Electromagnetic Wave,"
2019 URSI-Japan Radio Sci. Meeting, (URSI-JRSM 2019), Sep. 2019.
Eita Ideguchi, Ryosuke Suga, Tomoki Uwano, and Osamu Hashimoto,
"A Study on Shielding Factor of Copper Enclosure with Apertures and Cylinders in the kHz Band,"
Joint Indo-Japanese Smart City Symp. 2019, Oct. 2019.
Shohei Kosuga, Ryosuke Suga, Takeshi Watanabe, Osamu Hashimoto, and Shinji Koh,
"Contact Characteristics at the Interface between Metal and Graphene Up to 30 GHz,"
Joint Indo-Japanese Smart City Symp. 2019, Oct. 2019.
Satoshi Kuroda, Ryosuke Suga, Atsushi Kezuka, and Osamu Hashimoto,
"Proposal on Hybrid Propagation Analysis of Aperture Field Integration Method and Ray Tracing Method Suitable for Airport Surface in VHF Band,"
14th Eur. Conf. Antennas Propagat., (EuCAP 2020), Mar. 2020.
Kun Li, Kengo Kawabata, Kensuke Sasaki, Ryosuke Suga, Soichi Watanabe and Osamu Hashimoto,
"A Study of Power Density in Human Body Evaluated by Temperature Experiment in Millimeter Wave Band,"
電子情報通信学会ヘルスケア・医療情報通信技術研究会, May 2018.
Ryosuke Tani, Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto, Shinobu Ishigami, Ryosuke Suga, and Osamu Hashimoto,
"Comparative Analysis of Various AC/Coaxial Adapters for LISN Calibration up to 1 GHz,"
IEICE Communications Express, vol.7, no.6, pp.201-206, June 2018.
Daisuke Kitahara, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"Circular Patch Array Absorber Design for Oblique Incidence by Using Winding Ratio Model of Transformer,"
IEEE Trans. Electromagn. Compat., vol.61, no.1, pp.65-72, Feb. 2019.
【国際会議】
Ryosuke Suga,
"Fundamentals of radio wave absorber and its applications,"
The 6th International SmartCity Symposium 2018, Oct. 2018.
Yuki Abe, Satoshi Kuroda, Ryosuke Suga, Shotaro Hirai, Osamu Hashimoto, and Atsushi Kezuka
"Measurement Validation of Hybrid Electromagnetic Field Analysis Method for Airport Surface in VHF Band,"
2018 IEEE AP-S Symp. on Antennas and Propagation and URSI CNC/USNC Joint Meeting, (AP-S/URSI 2018), pp.155-156, July 2018.
Shohei Kosuga, Keisuke Suga, Yuki Abe, Ryosuke Suga, Takeshi Watanabe, Osamu Hashimoto, and Shinji Koh
"Optically Transparent Dipole Antenna Based on CVD Monolayer Graphene,"
The 6th Int. SmartCity Symp. 2018, Oct. 2018.
Kengo Kawabata, Kun Li, Kensuke Sasaki, Ryosuke Suga, Soichi Watanabe, and Osamu Hashimoto,
"Exposure Assessment of Surface Temperature Elevation at Millimeter Wave Frequencies using a Designed Phantom,"
The 6th Int. SmartCity Symp. 2018, Oct. 2018.
Naruki Saito, Yuta Mizushima, Ryosuke Suga, and Osamu Hashimoto,
"Experimental Evaluation of Uniform Heating of Object Arranged in Microwave Oven by Planar Electromagnetic Stirrer,"
Proc. of 2018 Asia-Pacific Microwave Conf., FR3-IF-49, (APMC 2018), Nov. 2018.
Shohei Kosuga, Keisuke Suga, Ryosuke Suga, Takeshi Watanabe, Osamu Hashimoto, and Shinji Koh
"Radiation Characteristics of Optically Transparent Dipole Antenna Fabricated using CVD Monolayer Graphene,"
Proc. of 2018 Asia-Pacific Microwave Conf., WE4-B1-1, Nov. 2018.
Kun Li, Kengo Kawabata, Kensuke Sasaki, Ryosuke Suga, Soichi Watanabe, and Osamu Hashimoto,
"Estimation of Transmitted Power Density from Temperature Experiment for EMF Exposure Assessment at 60 GHz,"
2019 URSI Asia Pacific Radio Sci. Conf., PO-K-7, Mar. 2019.
Kengo Kawabata, Kensuke Sasaki, Kun Li, Ryosuke Suga, Soichi Watanabe, and Osamu Hashimoto,
"Design of Human-Skin Equivalent Phantom for Evaluating the Surface Temperature Elevation due to Millimeter Wave Exposure,"
2019 URSI Asia Pacific Radio Sci. Conf., PO-K-22, Mar. 2019.
Ryosuke Tani, Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto, Shinobu Ishigami, Ryosuke Suga, and Osamu Hashimoto,
"Development of Circuit Model of AC/Coaxial Adapter Using for Calibration of AMN,"
IEICE Communications Express, vol.6, no.8, pp.478-483, Aug. 2017.
Daisuke Kitahara, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"A Cross Polarization Suppression of Circular Patch Array Absorber with Perturbation Elements,"
IEICE Electronics Express, vol.15, no.2, pp.1-6, Jan. 2018.
Dai Sakamoto, Akihisa Tsuchiya, Ryosuke Suga, Hideaki Sugama, and Osamu Hashimoto,
"Wideband Shielding Effectiveness of Laminated Sheet using Copper and Magnetic Materials,"
IEICE Communications Express, vol.7, no.3, pp.95-100, Mar. 2018.
【国際会議】
Ryosuke Suga, Yuki Abe, Ryo Kato, Osamu Hashimoto, and Atsushi Kezuka,
"A Study on Phase Improvement of Focusing Dielectric Lens Horn Antenna Using Dielectric Slab,"
IEEE MTT-S Int. Conf. on Numerical Electromagnetic and Multiphysics Modeling and Optimization for RF, Microwave, and Terahertz Applications, (NEMO2017), pp.34-36, May 2017.
Dai Sakamoto, Akihisa Tsuchiya, Ryosuke Suga, Hideaki Sugama, and Osamu Hashimoto,
"A Study on Wideband Suppression of Noise Radiated from Switching Power Supply,"
Proc. of the 2017 Int. Symp. on Electromagnetic Compatibility, (EMC Europe), O_Tu_A1, Sep. 2017.
Ryosuke Tani, Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto, Shinobu Ishigami, Ryosuke Suga, and Osamu Hashimoto,
"Characteristic Improvement on Conducted Disturbance Measuring Apparatus Using TEM Cells,"
Proc. of the 2017 Int. Symp. on Electromagnetic Compatibility, (EMC Europe), P1(2), Sep. 2017.
Yoshihito Otoi, Ryosuke Suga, Tomoki Uwano, and Osamu Hashimoto,
"Improvement on Magnetic Shielding Performance of Metal Plate with Apertures,"
The 39th Progress In Electromagnetics Research Symp., (PIERS) in Singapore, p.439, Nov. 2017.
Ryosuke Tani, Ifong Wu, Kaoru Gotoh, Yasushi Matsumoto, Shinobu Ishigami, Ryosuke Suga, and Osamu Hashimoto,
"Proposal on Circuit Model of AC/Coaxial Adapter Using for AMN Calibration,"
The 39th Progress In Electromagnetics Research Symp., (PIERS) in Singapore, p.649, Nov. 2017.
Takahiro Omatsuzawa, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"A Study on Active Absorption Transmission Reflection FSS using Diodes,"
The 39th Progress In Electromagnetics Research Symp., (PIERS) in Singapore, p.879, Nov. 2017.
Daisuke Kitahara, Rryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"A Study on Bandwidth Improvement of Circular Patch Array Absorber by Using Perturbation Elements,"
The 39th Progress In Electromagnetics Research Symp., (PIERS) in Singapore, p.1107, Nov. 2017.
Yuki Abe, Ryosuke Suga, Atsushi Kezuka, and Osamu Hashimoto,
"Study on Focusing Property of Centrally Grooved Focusing Type Dielectric Lens Horn Antenna,"
The 39th Progress In Electromagnetics Research Symp., (PIERS) in Singapore, p.1316, Nov. 2017.
Shohei Kosuga, Ryosuke Suga, Osamu Hashimoto, Shinji Koh,
"Microwave Radiation from Graphene-based Optically Transparent Dipole Antenna,"
The 39th Progress In Electromagnetics Research Symp., (PIERS) in Singapore, pp.1388-1389, Nov. 2017.
Yusuke Maeda, Ryosuke Suga, Tomoki Uwano, and Osamu Hashimoto,
"A Study on Balance Characteristics of MSL Balun with Defected Ground Structure,"
2017 Korea-Japan Microwave Workshop, (KJMW2017), pp.27-28, Dec. 2017.
Naomi Hidaka, Hideaki Sugama, Akihisa Tsuchiya, Takeshi Ishida, and Osamu Hashimoto,
"Relationship Between Directional Patterns and the Electrode Structure of the Log-periodic Dipole Antenna Arrays for Sensitive Optical Electric Field Sensors,"
Microwave and Optical Technology Letters, vol.58, no.9, pp.2124-2129, Sep. 2016.
Ryo Kato, Ryosuke Suga, Atsushi Kezuka, and Osamu Hashimoto,
"A Proposal of Electromagnetic Field Analysis Method for Airport Surface in VHF Band,"
13th lnternational Workshop on Finite Elements for Microwave Engineering, (FEM2016), pp.164-165, May 2016.
Ryosuke Tani, Ifong Wu, Shinobu Ishigami, Yasushi Matsumoto, Ryosuke Suga, and Osamu Hashimoto,
"Characteristic Evaluation of Conducted Disturbance Measuring Apparatus Using Two Parallel TEM Cells,"
Proc. of the 2016 Int. Symp. on Electromagnetic Compatibility, (EMC Europe 2016), pp.440-444, Sep. 2016.
Daisuke Kitahara, Hiroshi Yoshiizumi, Ryosuke Suga, Osamu Hashimoto, and Kiyomichi Araki,
"A Study of Design Method of Circular Patch Array Absorber for Oblique Incidence,"
Proc. of the 466th Eur. Microw. Conf., (EuMC 2016), pp.329-332, Oct. 2016.
M. Takeda, K. Kakizaki, R. Suga, O. Hashimoto, Y. Matsushita, M. Nishikori, K. Chikamatsu, K. Yamamoto, S. Yamagishi, Y. Kaneko, and K. Okuyama,
"A Study on Roadside Antenna of Three Lanes MLFF-ETC Using Single Frequency,"
23rd World Congress on Intelligent Transport System, (ITS 2016), ITS-AP-TP0215, Oct. 2016.
Michiaki Nishikori, Yukinori Matsushita, Kenta Kakizaki, Ryosuke Suga, Satoru Yamagishi, and Osamu Hashimoto,
"Evaluation of DSRC antenna for MLFF on toll road,"
23rd World Congress on Intelligent Transport System, (ITS 2016), AP-TP0210, Oct. 2016.
Yoshihito Otoi、Ryosuke Suga、Tomoki Uwano、and Osamu Hashimoto,,
"Magnetic Shielding effect on Double-Layered Metal Plates with Periodically Arranged Apertures,"
5th Smart City Workshop, Mar. 2017.
Shinya Kitagawa, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"Dual-polarization RCS Reduction of X-band Antenna Using Switchable Reflector,"
IEICE Trans. Electron., vol.E98-C, no.7, pp.701-708, July 2015.
K. Sasaki, Y. Ishimura, K. Fujii, K. Wake, S. Watanabe, M. Kojima, R. Suga, and O. Hashimoto,
"Dielectric Property Measurement of Ocular Tissues up to 110 GHz Using 1 mm Coaxial Sensor,"
Physics in Medicine and Biology, vol.60, no.16, pp.6273-6288, Sep. 2015.
Kazuki Kanai, Masaki Nagasawa, Ryosuke Suga, Takenori Yasuzumi, Tomoki Uwano, Osamu Hashimoto, and Yasuhisa Hasegawa,
"Improvement on Radiation Characteristics of Bow-tie Antenna for EMI Measurement,"
The 9th Eur. Conf. Antennas Propagat., (EuCAP 2015), Apr. 2015.
Hiroyuki Nedate, Kanako Wake, Kensuke Sasaki, Katsumi Fujii, Soichi Watanabe, Ryosuke Suga, and Osamu Hashimoto,
"Dielectric Property of Biological Tissues Measured with High Speed Sampling System below 10 MHz,"
The Annual Meeting of Bioelectromagnetics Society European Bioelectromagnetics Association, (BioEM 2015), Abstract Collection, pp.88-91, June 2015.
Kensuke Sasaki, Yuta Ishimura, Katsumi Fujii, Kanako Wake, Soichi Watanabe, Ryosuke Suga, and Osamu Hashimoto,
"Development of a Dielectric Properties Measurement System Using a Coaxial Sensor for Biological Samples in Millimeter-wave Band,"
The Annual Meeting of Bioelectromagnetics Society European Bioelectromagnetics Association, (BioEM2015), Abstract Collection, pp.214-216, June 2015.
Soichiro Yahagi, Ryosuke Suga, Tomoki Uwano, and Osamu Hashimoto,
"Study on Magnetic Shielding Effect versus Metal Thickness and Aperture Size of Metal Case,"
The 36th Progress In Electromagnetics Research Symp., (PIERS 2015 Prague), Draft Abstracts, p.1183, July 2015.
Ryosuke Suga, Tatsuya Suzuki, Tomoki Uwano, Yasumasa Akatsuka, Kazuhiko Ishii, and Osamu Hashimoto,
"Conductor Loss Evaluation of Thin Microstrip Line with Various Copper Roughnesses,"
The 36th Progress In Electromagnetics Research Symp., (PIERS 2015 Prague), Draft Abstracts, p.2029, July 2015.
Kazuki Kanai, Masaki Nagasawa, Ryosuke Suga, Takenori Yasuzumi, Tomoki Uwano, Osamu Hashimoto, and Yasuhisa Hasegawa,
"F/S Ratio Improvement of Directional Bow-tie Antenna with Parasitic Elements,"
The 36th Progress In Electromagnetics Research Symp., (PIERS 2015 Prague), Draft Abstracts, pp.2137-2138, July 2015.
Shinya Kitagawa, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"Active Absorption/Transmission FSS Using Diodes,"
IEEE Int. Symp. on Electromagnetic Compatibility and EMC Europe, (EMC 2015), pp.1538-1541, Aug. 2015.
Hiroshi Yoshiizumi, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"A Design of Circular Patch Array Absorber Based on Patch Antenna Theory,"
The 45th Eur. Microw. Conf., (EuMC 2015), pp.1100-1103, Sep. 2015.
Ken Chikamatsu, Kenta Kakizaki, Ryosuke Suga, Yukinori Matsushita, Satoru Yamagishi, and Osamu Hashimoto,
"Study on DSRC Antenna for Multi-lane Free-flow on Toll Roads,"
22nd World Congress and Exhibition on Intelligent Transport Systems and Services, (ITS 2015), AP-ITS-1715, Oct. 2015.
Shinya Kitagawa, Ryosuke Suga, and Osamu Hashimoto,
"A Novel Switchable Reflector Applied to Antenna Reflector for Antenna Radar Cross Section Reduction,"
2014 IEEE Radar Conf., pp.800-802, May 2014.
Shinya Kitagawa, Ryosuke Suga, and Osamu Hashimoto,
"Switchable Reflector for Radar Cross Section Reduction of X-band Dipole Array,"
15th Int. Radar Symp., pp.420-423, June 2014.
Kenta Kakizaki, Ryosuke Suga, Yasuyuki Matsuda, Yukinori Matsushita, and Osamu Hashimoto,
"A Study of Optimal DSRC Antenna for Multi-Lane Free-Flow,"
2014 World Congress on Intelligent Transport Systems, 13206, Sep. 2014.
Masaki Nagasawa, Yuhei Kurosawa, Ryosuke Suga, Osamu Hashimoto, Takenori Yasuzumi, and Yukihisa Hasegawa,
"Downsizing of LPDA for Radiation EMI Measurement,"
Proc. of Asia-Pacific Microwave Conf. 2014, WE1F-4, pp.82-84, Nov. 2014.
Shuto Kuroda, Ryosuke Suga, Tomoki Uwano, and Osamu Hashimoto,
"Wide-Band Double Loop Antenna Fed by Modified Single Strip Line,"
Proc. of Asia-Pacific Microwave Conf. 2014, TH3D-5, pp.625-627, Nov. 2014.
Shinya Kitagawa, Ryosuke Suga, and Osamu Hashimoto,
"Design of Dipole Antenna with Reflector for RCS Reduction Using Reradiation Interference Cancellation,"
Proc. of Asia-Pacific Microwave Conf. 2014, FR3G-38, pp.1393-1395, Nov. 2014.
Shinya Kitagawa, Ryosuke Suga, Kiyomichi Araki, and Osamu Hashimoto,
"Switchable Reflector for Dual-Polarized Antenna Radar Cross Section Reduction,"
2014 IEEE Int. Microwave and RF Conf., (IMaRC), T41B-03, pp.201-204, Dec. 2014.
【学会発表(研究会)】
北川真也, 須賀良介, 橋本 修,
"再放射の干渉キャンセルによるダイポールアンテナのRCS低減に関する検討,"
信学技報, EST2014-7, pp.35-40, May 2014.
Yuanfeng She, Ryosuke Suga, Hiroshi Nakano, Yasutake Hirachi, Jiro Hirokawa, and Makoto Ando,
"Loss evaluation of the 60-GHz small antenna in the package for wireless data-transfer systems,"
2013 International Symposium on Electromagnetic Theory, May 2013.
H. Onoue, N. Kamiya, R. Suga, and O. Hashimoto,
"Broadband Metal-Plate Lens with Short Focal Length,"
Proc. of the 43rd Eur. Microw. Conf., (EuMC 2013), pp.1675-1678, Oct. 2013.
Y.She, R.Suga *, H.Nakano, Y. Hirachi, J. Hirokawa and M. Ando,
"Design of package cover for 60GHz small antenna and effects of device box on radiation performance,"
2013 International Symposium on Antennas and Propagation, Oct. 2013.
Tatsuya Suzuki, Ryosuke Suga, and Osamu Hashimoto,
"Post-wall Waveguide Transmission Loss Depending on Thickness of Porous Substrates and Its Evaluation of Leakage,"
2013 Asia-Pacific Microwave Conf., pp.936-938, Nov. 2013.
Hidenori Sato, Ryosuke Suga, and Osamu Hashimoto,
"A Study on Susceptance Tunable Sheet Using Resistive Film and Varactor Diode Loaded between Conductive Lines,"
2013 Thailand-Japan MicroWave, (TJMW2013), TU2-21, Dec. 2013.
Takenori Yasuzumi, Shunki Kato, Yuya Ishii, Ryosuke Suga, and Osamu
Hashimoto
"Multi-Layered Translucent Wave Absorber Using Carbon Fibers and Applying
to Portable Anechoic Chamber"
IEICE Trans. Commun., vol.E95-B, no.12, pp.3830-3836, Dec. 2012.
Takenori Yasuzumi, Koudai Takahashi, Naoki Sano, Ryosuke Suga, and Osamu Hashimoto,
"Mutual Coupling Reduction between Closely-Placed MSAs for Bi-Static Radar Using Wave Absorber,"
IEICE Trans. Electron., vol.E96-C, no.1, pp.77-83, Jan. 2013.
【国際会議】
Jiro Hirokawa, Jun Asano, Makoto Ando, Ryosuke Suga, Hiroshi Nakano, and Yasutake Hirachi
"Antenna on a Thick Resin Layer of a Silicon Chip and a Slab Antenna Fed by Post-Wall Waveguide"
2012 IEEE Asia-Pacific Conf. on Antennas and Propagation, WE1A-1, Aug. 2012.
T. Fujita, T. Yasuzumi, Y. Tsuda, R. Suga, O. Hashimoto, T. Wano, and Y. Fukuda
"Alternate Lamination of High Dielectric Materials for Super Thin Wave Absorber,"
Proc. of the 42nd Eur. Microw. Conf., (EuMC 2012), pp.1166-1169, Oct. 2012.
Nayuta Kamiya, Takenori Yasuzumi, Ryosuke Suga, Osamu Hashimoto,
Yukinori Matsushita, and Yasuyuki Matsuda
"Positional Dependence on Primary Radiator of Metal Plate Lens Antenna,"
Proc. of APMC 2012, pp.1010-1012, Dec. 2012.
Ryosuke Suga, Hiroshi Nakano, Yasutake Hirachi, Jiro Hirokawa, and Makoto Ando,
"A Small Package with 46-dB Isolation between Tx and Rx Antennas Suitable for 60-GHz WPAN Module,"
IEEE Trans. Microw. Theory Tech., vol.60, no.3, pp.640-646, Mar. 2012.
【国際会議】
Hiroshi Nakano, Ryosuke Suga, Yasutake Hirachi, Jiro Hirokawa, and Makoto Ando,
"60-GHz Post-Wall Waveguide Aperture Antenna with Directors Made by Multilayer PCB Process,"
Eur. Conf. Antennas Propagat. 2011, EuMC32-4, Apr. 2011.
Ryosuke Suga, Hiroshi Nakano, Yasutake Hirachi, Jiro Hirokawa, and Makoto Ando,
"Millimeter-wave Antenna with High-isolation Using Slab Waveguide for WPAN Applications,"
Proc. of The 41st Eur. Microw. Conf., pp.543-546, Oct. 2011.
R. Yoshiike, T. Yasuzumi, H. Terasaki, R. Suga, Y. Maeda, M. Uno, and O. Hashimoto
"Near-field Characteristics Evaluation for Wave Absorber,"
The 2011 Korea-Japan Microwave Conf., (KJMW2011), FR2-5-5, Nov. 2011.
Kenta Kimishima, Jiro Hirokawa, Ryosuke Suga, Hiroshi Nakano, Yasutake Hirachi, Makoto Ando,
"Feasibility Study of a Millimeter-Wave Antenna on a Thick Resin Layer on the Back Side of a Silicon CMOS Chip,"
Int. Symp. on Antennas and Propagat. 2008, Session: 311.6, Oct. 2008.
Ryosuke Suga, Taichi Ijuin, Osamu Hashimoto, Tetsuya Takatomi, and Shinya Watanabe
"Analytical Study on Uneven Heating Relaxation of Food Inside Industrial Microwave Oven by Means of Water Film"
Microwave and Optical Technology Letters, vol.49, no.3, pp.518-521, Mar. 2007.
国際会議
Ryosuke Suga, Taichi Ijuin, Osamu Hashimoto, Tetsuya Takatomi, and Shinya Watanabe
"Analytical Study on Reduction Uneven Heating of Food inside Industrial Microwave Oven by Using of Water Film"
23rd Annual Review of Progress in Applied Computational Electromagnetics, pp.1167-1171, Mar. 2007.
Ryosuke Suga, Osamu Hashimoto, R.K. Pokharel, Kouji Wada, and Shinya Watanabe
"Analytical Study on Change of Temperature and Absorption Characteristics of a Single-Layer Radiowave Absorber to Irradiation Electric Power"
IEEE Trans. Electromagn. Compat., vol.47, no.4, pp.866-871, Nov. 2005.
R. Suga, O. Hashimoto, T. Takatomi, T. Ijuin, and S. Watanabe
"Basic Study on Relaxation of Uneven Heating in an Industrial Microwave Oven,"
Progress in Electromagnetics Research Symp. 2006, p.80, Mar. 2006.
Masanori Kato, Ryosuke Suga, Osamu Hashimoto, Takanori Nakamura, and Kouji Wada,
"Analytical Study on Variation of Temperature and Absorption Characteristics of Single-Layer Radiowave Absorber by Irradiation Electric Power,"
Microwave and Optical Technology Letters, vol.41, no.1, pp.3-5, Apr. 2004.
Kouji Wada, Shinya Watanabe, Ryousuke Suga, and Osamu Hashimoto
"Bandpass Filters Using Tunable Half-Wavelength Resonators with Transmission Zeros"
IEICE Trans. Electron., vol.E88-C, no.1, pp.68-76, Jan. 2005.
Shinya Watanabe, Kouji Wada, Ryousuke Suga and Osamu Hashimoto,
"Characteristics of tunable half-wavelength resonators with attenuation poles",
Microw. Opt. Tech. Lett., vol.45, no.1, pp.8-12, Feb. 2005.
国際会議
R. Suga, O. Hashimoto, Y. Nikawa, and K. Wada,
"Analytical Study on Change of Temperature and Absorption Characteristics of Single-layer Radiowave Absorber to Irradiation Electric Power,"
2004 China-Japan Joint Meeting on Microwaves, pp.235-238, Aug. 2004.