MORIKAWA NARUSUE LABORATORY

Japanese / English

Yoshiaki NARUSUE

Associate Professor, Electrical Engineering and Information Systems,
Graduate School of Engineering, The University of Tokyo

Ph.D. in Information and Communication Engineering
research map

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Experience

  • April 2023 – present
    Associate Professor   Electrical Engineering and Information Systems
    Graduate School of Engineering, The University of Tokyo
  • April 2021 – March 2023
    Lecturer   Electrical Engineering and Information Systems
    Graduate School of Engineering, The University of Tokyo
  • April 2017 – March 2021
    Research Associate   Electrical Engineering and Information Systems
    Graduate School of Engineering, The University of Tokyo
  • April 2014 – March 2017
    Research Fellow for Young Scientists DC1   Japan Society for the Promotion of Science (JSPS)

Education

  • March 2017
    Ph.D.   Information and Communication Engineering
    Graduate School of Information Science and Technology, The University of Tokyo
  • March 2014
    M.Eng.   Information and Communication Engineering
    Graduate School of Information Science and Technology, The University of Tokyo
  • March 2012
    B.Eng.   Information and Communication Engineering
    Faculty of Engineering, The University of Tokyo

Research Pamphlet

Committee Membership

  • June 2021 – present
    Committee Member
    Technical Committee on Wireless Power Transfer
    The Institute of Electronics, Information and Communication Engineers
  • June 2019 – May 2021
    Assistant Secretary
    Technical Committee on Wireless Power Transfer
    The Institute of Electronics, Information and Communication Engineers
  • June 2018 – present
    Contest Committee Member
    Technical Committee on Wireless Power Transfer
    The Institute of Electronics, Information and Communication Engineers
  • June 2020 – present
    Committee Member
    Technical Committee on Radio Communication Systems
    The Institute of Electronics, Information and Communication Engineers
  • June 2020 – present
    Committee Member
    Technical Committee on Cross-Field Research Association of Super-Intelligent Networking
    The Institute of Electronics, Information and Communication Engineers
  • June 2019 – May 2021
    Associate Editor
    IEICE Electronics Express
    The Institute of Electronics, Information and Communication Engineers
  • April 2019 – present
    Secretary
    Subcommittee of Analysis and Creation on  Attractiveness and Interest Axis in ICT Field
    Science Council of Japan

Award

  • September 2020
    Distinguished Paper Award   ACM IMWUT
  • June 2020
    ELEX Editorial Contribution Award   IEICE Electronics Express
  • May 2020
    Best Paper Award   Japan Wind Energy Association
  • September 2019
    Best Paper Award   IPSJ FIT 2019
  • January 2018
    Best Paper Award   IEEE CCNC 2018
  • August 2016  
    Bronze Award   TECO Green Tech Contest 2016
  • January 2013
    2nd Best Student Paper Award   IEEE RWS 2013

Research Foundation

Under Construction

Book (English book only)

  • Y. Narusue, and Y. Kawahara, “Multi-Hop Wireless Power Transmission,” Wireless Power Transfer: Theory, Technology, and Applications, Chap.4, the IET, Aug. 2018.
  • N. Shinohara, Y. Narusue, and Y. Kawahara, “Applications of Long-Distance Wireless Power Transfer,” Wireless Power Transfer: Theory, Technology, and Applications, Chap.11, the IET, Aug. 2018.

Publication

Journal

  • H. Sekiguchi, Y. Narusue, and H. Morikawa, “Leveraging Sparse Approximation for Monaural Overlapped Speech Separation From Auditory Perspective,” IEEE Access, Early Access.
  • S. Nakanishi, Y. Narusue, and H. Morikawa, “Response Time of Cloud-Based Facial Recognition System Utilizing Homomorphic Encryption,” IEICE Communications Express, Accepted.
  • D. Kobuchi, M. Fujishiro H. Morikawa, and Y. Narusue, “An Automatic Coil Design Method for Wireless Power Transfer Systems by Current Distribution Analysis,” IEEE Access, vol. 11, pp. 94613-94622, Sept. 2023.
  • K. Matsuura, Y. Narusue, and  H. Morikawa, “Magnetic Field Intensity Suppression Using Communication-Less Impedance Adjustment for Inductive Power Transfer Systems,” IEICE Electronics Express, vol. 20, no. 12, June 2023.
  • K. Tajima, B. Du, Y. Narusue, S. Saito, Y. Iimura, and H. Morikawa, “Step-by-Step Case ID Identification Based on Activity Connection for Cross-Organizational Process Mining,” IEEE Access, vol. 11, pp. 60578-60589, June 2023.
  • R. Kondo, B. Du, Y. Narusue, and H. Morikawa, “Machine Learning Framework Supervised by Hydraulic Mechanical Models for Real-time Pluvial Flood Prediction,” IPSJ Journal of Information Processing, To Appear.
  • K. Matsuura, D. Kobuchi, Y. Narusue, and H. Morikawa, “Communication-Less Receiver-Side Resonant Frequency Tuning for Magnetically Coupled Wireless Power Transfer Systems,” IEEE Access, vol.11, pp.23544 – 23556, March 2023.
  • D. Kobuchi, K. Matsuura, Y. Narusue, and H. Morikawa, “Cancellation of Harmonics in the Magnetic Field Leakage from Inductive Power Transfer Systems,” IEEE Transactions on Vehicular Technology, Accepted.
  • K. Matsuura, M. Adachi, Y. Narusue, H. Morikawa, “Vulnerability Evaluation of a Frequency Hopping Based Anti-Electricity Theft Scheme for Wireless Power Transfer,” IEICE Transactions on Communications, To Appear.
  • K. Matsuura, K. Shin, D. Kobuchi, Y. Narusue, and H. Morikawa, “Synchronization Strategy for Distributed Wireless Power Transfer with Periodic Frequency and Phase Synchronization,” IEEE Communications Letters, Early Access.
  • B. Du, Y. Narusue, Y. Furusawa, N. Nishihara, K. Indo, H. Morikawa, and M. Iida, “Clustering Wind Turbines for SCADA Data-Based Fault Detection,” IEEE Transactions on Sustainable Energy, To Appear.
  • M. Almashan, Y. Narusue, and H. Morikawa, “Estimating Pressure–Volume–Temperature Properties of Crude Oil Systems Using Boosted Decision Tree Regression,” Journal of the Japan Petroleum Institute, To Appear.
  • Y. Nakayama, M. Mori, S. Saito, Y. Narusue, H. Morikawa, “Construction of Decision-making Support System in Sales Activities by Deep Reinforcement Learning,” IPSJ Journal, vol.63, no.4, pp.1008-1018, April 2022.
  • Y. Narusue, and H. Morikawa, “Magnetic Energy Minimization for Suppressing Magnetic Field Intensity of Inductive Power Transfer Systems,” IEEE Transactions on Magnetics, vol.58, no.2, pp.1-5, Feb. 2022.
  • D. Kobuchi, K. Matsuura, Y. Narusue, and H. Morikawa, “Magnetic Field Leakage Cancellation in Multiple-Input Multiple-Output Wireless Power Transfer Systems,” IEEE Magnetics Letters, vol.13, pp.1-4, Feb. 2022.
  • Y. Nakayama, M. Mori, S. Saito, Y. Narusue, and H. Morikawa, “Proposal and Practice of Application Steps for Decision Support System in Atypical Work,” IPSJ Transactions on Digital Practices, vol.2, no.4, pp.1-12, Oct. 2021.
  • D. Kobuchi, Y. Narusue, H. Morikawa, “Cancellation Conditions of Magnetic Field Leakage from Inductive Power Transfer Systems,” IEEE Transactions on Vehicular Technology, vol.70, no.5, pp.4291-4302, May 2021.
  • Y. Narsue, and H. Morikawa, “Analysis of a Bridge Rectifier with Sinusoidal Input Current in Wireless Power Transfer,” IEICE Trans. Commun., vol.J104–B, no.7, pp.643-644, July 2021.
  • Y. Narusue, “Variable Reactors for Wireless Power Transfer via Resonant Coupling,” IEICE Commun. Society Magazine B-plus, vol.15, no.1, pp.23-33, June 2021.
  • H. Suetsugu, Y. Narusue, and H. Morikawa, “Generic Solution for Periodic-Review Joint ReplenishmentProblem using Multi-Agent Reinforcement Learning,” IPSJ Transactions on Mathematical Modeling and Its Applications, vol.14, no.2, pp.1-12, March 2021.
  • D. Kobuchi, N. Yabuta, Y. Narusue, T. Nakaoka, and S. Kawasaki, “C-band Watt-class HySIC GaN Amplifier for Active Integrated Antennas,” IEICE Trans. Electron., vol.J104-C, no.2, pp.52-59, Feb. 2021. (Invited)
  • Y. Hokazono, A. Koizuka, M. Suzuki, Y. Narusue, and H. Morikawa, “IoTorch: LED-to-Camera Communication for Smartphones Based on Flash Blinks against Inter-Frame Gaps and Frame Drop,” IEEE Transaction on Mobile Computing, vol.20, no.2, pp.550-564, Feb. 2021.
  • T. Sasatani, Y. Narusue, and Y. Kawahara, “Genetic Algorithm-Based Receiving Resonator Array Design for Wireless Power Transfer,” IEEE Access, vol.8, pp.222385-222396, Dec. 2020.
  • C.M. Colm, T. Umedachi, W. Jiang, T. Sasatani, Y. Narusue, R. Niiyama, and Y. Kawahara, “Soft Robotic Caterpillar with Wirelessly Powered Shape Memory Alloy Actuators,” Journal of Soft Robotics, vol.7, no.6, pp.700-710, Dec. 2020.
  • H. Suetsugu, Y. Narusue, and H. Morikawa, “Branching Deep Q-network Agent with Reward Allocation Mechanism for Joint Replenishment Policy,” IPSJ Transactions on Mathematical Modeling and Its Applications, vol.13, no.2, pp.36-49, Aug. 2020.
  • Y. Narusue, Y. Kawahara, and H. Morikawa, “Load Optimization Factors for Analyzing the Efficiency of Wireless Power Transfer Systems Using Two-Port Network Parameters,” IEICE Electronics Express, vol.17, no.10, pp.1-5, May 2020.
  • Y. Nishizawa, T. Sasatani, M. Ishige, Y. Narusue, T. Umedachi, and Y. Kawahara, “Ramus: A Frequency-Multiplexed Power Bus for Powering, Sensing and Controlling Robots,” IEEE Robotics and Automation Letters, vol.5, no.3, pp.4126-4132, April 2020.
  • K. Matsuura, Y. Narusue, and S. Kawasaki, “Technology Development of Smart Wireless Sensor System for Space-by-Wireless,” IEICE Trans. Electron., vol.J102-C, no.10, pp.281-289, Aug. 2019. (Invited)
  • K. Sumiya, T. Sasatani, Y. Nishizawa, K. Tsushio, Y. Narusue, and Y. Kawahara, “Alvus: A Reconfigurable 2-D Wireless Charging System,” Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, vol.3, no.2, pp.1-29, June 2019. (Distinguished Paper Award)
  • G. Zhu, C.H. Liao, T. Sakdejayont, I.W. Lai, Y. Narusue, and H. Morikawa, “Improving the Capacity of a Mesh LoRa Network by Spreading-Factor-Based Network Clustering,” IEEE Access, vol.7, pp.21584-21596, Feb 2019.
  • A. Yasuda, J. Ogata, Y. Furusawa, Y. Narusue, H. Morikawa, and M. Iida, “Wind Turbine Degradation Assessment Based on Condition Monitoring Model Using SCADA Data,” Wind Energy, vol.42, no.4, pp.53-62, Feb. 2019. (Best Paper Award)
  • R. Takahashi, T. Sasatani, F. Okuya, Y. Narusue, and Y. Kawahara, “A Cuttable Wireless Power Transfer Sheet,” Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, vol.2, no.4, pp1-25, Dec. 2018. 
  • Y. Nakayama, M. Mori, Y. Narusue, and H. Morikawa, “The Process Discovery Technique of Decision-Making in the Sales Activity: The Application Approach of Process Mining,” Journal of Information Systms Society of Japan, vol.14, no.1, pp.26-38, Sept. 2018.
  • Y. Narusue, Y. Kawahara, and T. Asami, “Maximizing Efficiency of Wireless Power Transfer Using Magnetic Resonant Coupling with a Receiver-Side Switching Voltage Regulator,” Wireless Power Transfer, March 2017.
  • Y. Narusue, Y. Kawahara, and T. Asami, “Hercules: Resonant Magnetic Coupling Modules for 2D Wireless Energy Sharing,” IPSJ Journal, vol.56, no.1, pp.250-259, Jan. 2015.

International Conference

  • D. Kobuchi, R. Siragusa, Y. Narusue, A. Vena, and E. Perret, “Contactless Switching of a RF CBRAM Switch,” Proc. URSI General Assembly and Scientific Symposium, Sapporo, Japan, Aug. 2023.
  • D. Kobuchi, Gregory E. Moore, Y. Narusue, and J. R. Smith, “Suppression of Receiver Harmonic Currents in Wireless Power Transfer Systems,” Proc. IEEE Wireless Power Technologies Conference and Expo, San Diego, CA, USA, June, 2023.
  • D. Kobuchi, K. Manabe, Y. Fuchigami, Y. Narusue, and H. Morikawa, “Virtual Cable: Beam-Direction Converter for IoT Communications inside a Motor,” Proc. IEEE International Conference on Industrial Technology, Orlando, FL, USA, April 2023.
  • T. Satake, Y. Narusue, and H. Morikawa, “An Effective Location Registration Method Under Many User Equipments in IoT,” Proc. 2022 Asia-Pacific Network Operations and Management Symposium , pp.1-4, Takamatsu, Japan, Sept. 2022.
  • D. Kobuchi, J. Ahn, Y. Narusue, and H. Morikawa, “Z-Parameter Estimation for Multiple-Input Multiple-Output Wireless Power Transfer Systems via Phase Retrieval Method,” Proc. 2022 IEEE Wireless Power Week (WPW), pp.313-317, Bordeaux, France, July 2022.
  • K. Matsuura, Y. Narusue, and H. Morikawa, “Communication-Less Impedance Adjustment for Suppressing Magnetic Field Intensity of Inductive Power Transfer Systems”, Proc. 2022 Wireless Power Week (WPW), pp.614-618, Bordeaux, France, July 2022.
  • Y. Narusue, and H. Morikawa, “Magnetic Field Leakage Canceller Based on Loop Antenna Theory for Inductive Power Transfer,” 2022 Joint MMM-INTERMAG Digest, Minneapolis, MN, USA, Jan. 2022.
  • K. Matsuura, D. Kobuchi, Y. Narusue, and H. Morikawa, “Experimental Validation of Communication-Less Receiver-Side Resonant Frequency Tuning for Magnetic Resonant Wireless Power Transfer Systems,” Proc. AWPT2021, Kuala Lumpur, Malaysia, Dec. 2021.
  • R. Kondo, B. Du, Y. Narusue, H. Morikawa, “Prioritized Sampling on Knowledge Distillation for Nowcasting Pluvial Flood Prediction,” Proc. IEEE International Workshop on Big Spatial Data 2021, Orlando, FL, USA, Dec. 2021.
  • Y. Narusue, and H. Morikawa, “Magnetic Energy Minimization for Suppressing Magnetic Field Intensity of Inductive Power Transfer Systems,” IEEE INTERMAG 2021 Digest, Lyon, France, April 2021.
  • K. Matsuura, D. Kobuchi, Y. Narusue, and H. Morikawa, “Communication-Less Receiver-Side Resonant Frequency Tuning Method for Magnetically Coupled Wireless Power Transfer Systems,” Proc. IEEE RWS 2021, San Diego, CA, USA, Jan. 2021.
  • Y. Narusue, S. Jaewon, and H. Morikawa, “Asymmetric Rectification for Inductor-Less Load Impedance Conversion in Wireless Power Transfer Systems,” Proc. AWPT 2020, Taipei, Taiwan, Dec. 2020.
  • Y. Nishizawa, T. Sasatani, M. Ishige, Y. Narusue, T. Umedachi, and Y. Kawahara, “Ramus: A Frequency-Multiplexed Power Bus for Powering, Sensing and Controlling Robots,” Proc. IEEE RoboSoft 2020, New Haven, CT, USA, Dec. 2020.
  • R. Takhashi, M. Fukumoto, C. Han, T. Sasatani, Y. Narusue, and Y. Kawahara, “TelemetRing: A Batteryless and Wireless Ring-shaped Keyboard using Passive Inductive Telemetry,’’ Proc. UIST 2020, Online, Oct. 2020.
  • R. Kondo, Y. Narusue, and H. Morikawa, “A Pluvial Flood Nowcasting Approach using Knowledge Distillation,” Proc. IEEE GCCE 2020, Kobe, Japan, Oct. 2020.
  • D. Kobuchi, K. Matsuura, Y. Narusue, and H. Morikawa, “Transmitter Control for Harmonics Reduction in Inductive Power Transfer System,” Proc. IEEE GCCE 2020, Kobe, Japan, Oct. 2020.
  • H. Qiu, Y. Narusue, Y. Kawahara, T. Sakurai, and M. Takamiya, “ Distance Detection System for Digital Transmitter Coil Achieving Distance-Variation-Tolerant Wireless Power Transfer,” Proc. 2019 IEEE SPEC, pp.1-6, Santos, Brazil, Dec. 2019.
  • M. Almashan, Y. Narusue, H. Morikawa, “A Decision Tree Regression Modeling Scheme for Estimating the PVT Properties of Kuwaiti Crude Oil Systems Using Incomplete Datasets,” Proc. SPE ADIPEC 2019, pp.1-8, Abu Dabi, UAE, Nov. 2019.
  • M. Almashan, Y. Narusue, H. Morikawa, “Estimating PVT Properties of Crude Oil Systems Based on a Boosted Decision Tree Regression Modelling Scheme with K-Means Clustering,” Proc. SPE/ITAMI APOGCE 2019, pp.1-14, Bali, Indonesia, Oct. 2019.
  • H. Hayashi, T. Sasatani, Y. Narusue, and Y. Kawahara, “Design of Wireless Power Transfer Systems for Personal Mobility Devices in City Spaces,” Proc. IEEE VTC2019-Fall, pp.1-5, Honolulu, HI, USA, Sept. 2019.
  • D. Kobuchi, Y. Narusue, Y. Kawahara, and H. Morikawa, “A Transmitter Array Control Method for Suppressing Magnetic Field Leakage from Wireless Power Transfer Systems,” Proc. IEEE VTC2019-Fall, pp.1-5, Honolulu, HI, USA, Sept. 2019.
  • B. Du, A. Yasuda, Y. Furusawa, Y. Narusue, N. Nishihara, K. Indo, H. Morikawa and M. Iida, “Evaluation of Anomaly Detection Method of Wind Turbines Using Large-scale SCADA Data,” Proc. PHMAP 2019, pp.1-9, Beijing, China, July 2019.
  • H. Suetsugu, Y. Narusue, H. Morikawa, “A Reinforcement Learning Approach for Joint Replenishment Policy in Multi-Product Inventory System,” RL4RealLife Workshop in ICML 2019, June 2019.
  • Y. Narusue, M. Fujishiro, Y. Kawahara, and H. Morikawa, “Current Distribution Analysis for Automatic Resonator Design in Wireless Power Transfer,” Proc. IEEE WPTC 2019, pp.136-140, London, UK, June 2019.
  • Y. Hokazono, K. Hasegawa, Y. Narusue, and H. Morikawa, “Long-Range Flicker-Free LED-to-Camera Communication using Differential Color Shift Keying,” Proc. IEEE ICC 2019, pp.1-7, Shanghai, China, May 2019.
  • D. Kobuchi, K. Matsuura, Y. Narusue, S. Yoshida, K. Nishikawa, and S. Kawasaki, “Smart Wireless Sensor System by Microwave Powering for Space-by-Wireless,” Proc. IEEE IMS 2019, pp.1144-1147, Boston, MA, USA, May 2019.
  • H. Suetsugu, Y. Narusue, and H. Morikawa, “Joint Replenishment Policy in Multi-Product Inventory System using Branching Deep Q-Network with Reward Allocation,” Proc. PDPTA’19, pp.115-121, Las Vegas, NV, USA, July 2019.
  • Y. Nakayama, M. Mori, Y. Narusue, and H. Morikawa, “The Process Discovery Approaches for Decision Making in Sales Activities,” Proc. SCIS&ISIS 2018, pp.1394-1399, Toyama, Japan, Dec. 2018.
  • M. Fujishiro, Y. Narusue, Y. Kawahara, and H. Morikawa, “Resonator Design Support by Deriving Suboptimal Current Distribution for Magnetically Coupled Wireless Power Transfer,” Proc. AWPT 2018, pp.1-4, Sendai, Japan, Nov. 2018.
  • K. Sumiya, T. Sasatani, Y. Nishizawa, K. Tsushio, Y. Narusue, Y. Kawahara, “Demo: A Reconfigurable 2-D Wireless Charging System,” Proc. ACM Ubicomp 2018, pp.452-455, Singapore, Oct. 2018. (Demo)
  • R. Takahashi, T. Sasatani, F. Okuya, Y. Narusue, and Y. Kawahara, “Demo: Design of Cuttable Wireless Power Transfer Sheet,” Proc. ACM Ubicomp 2018, pp.456-459, Singapore, Oct. 2018. (Demo)
  • H. Qiu, Y. Narusue, Y. Kawahara, T. Sakurai, and M. Takamiya, “Digital Coil: Transmitter Coil with Programmable Radius for Robust Wireless Powering,” Proc. 2018 IEEE WPTC, pp.1-4, Montreal, Canada, June 2018.
  • T. Sasatani, Y. Narusue, and Y. Kawahara, “Dynamic Complex Impedance Tuning Method Using a Multiple-Input DC/DC Converter for WPT,” Proc. 2018 IEEE WPTC, pp.1-4, Montreal, Canada, June 2018.
  • C.H. Liao, T. Sakdejayont, M. Suzuki, Y. Narusue, and H. Morikawa, “Competition: Wireless-Transparent Sensing Platform,” Proc. 2018 ACM EWSN, pp.221-222, Madrid, Spain, Feb. 2018. (Demo)
  • G. Zhu, C.H. Liao, M. Suzuki, Y. Narusue, and H. Morikawa, “Evaluation of LoRa Receiver Performance under Co-Technology Interference,” Proc. 2018 IEEE CCNC, pp.1-7, Las Vegas, NV, USA, Jan. 2018.
  • Y. Nishizawa, Y. Narusue, and Y. Kawahara, “Enhancing the Quality Factor of Thin Film Printed Coils for Efficient Wireless Power Transfer,” Proc. 2018 IEEE RWS, pp.193-195, Austin, TX, USA, Jan. 2018.
  • T. Sasatani, Y. Narusue, Y. Kawahara, and T. Asami, “DC-Based Impedance Tuning Method Using Magnetic Saturation for Wireless Power Transfer,” Proc. 2017 IEEE WPTC, pp.1-4, Taipei, Taiwan, May 2017.
  • Y. Narusue, Y. Kawahara, “Distributed Reactance Compensation for Printed Spiral Coils in Wireless Power Transfer,” Proc. 2017 IEEE WPTC, pp.1-4, Taipei, Taiwan, May 2017.
  • Y. Narusue, Y. Kawahara, and T. Asami, “Multiple-Half-Wave Resonator for Wireless Power Transfer Using Magnetic Resonant Coupling,” Proc. 2017 IEEE ICCEM, Kumamoto, Japan, Mar. 2017. (Invited)
  • A. Hashizume, Y. Narusue, Y. Kawahara, and T. Asami, “Receiver Localization for a Wireless Power Transfer System with a 2D Relay Resonator Array,” Proc. 2017 IEEE ICCEM, Kumamoto, Japan, Mar. 2017.
  • T. Iizuka, Y. Narusue, Y. Kawahara, and T. Asami, “A Planning Simulation Tool for Energy Harvesting Applications,” Proc. EAI MUSICAL 2016, Hiroshima, Japan, Nov. 2016.
  • T. Iizuka, Y. Narusue, Y. Kawahara, and T. Asami, “Planning Simulation Tool for Designing Energy Harvesting Applications,” Proc. ACM UbiComp 2016, pp.289-292, Heidelberg, Germany, Sept. 2016. (Demo)
  • T. Hashizume, T. Sasatani, K. Narumi, Y. Narusue, Y. Kawahara, and T. Asami, “Passive and Contactless Epidermal Pressure Sensor Printed with Silver Nano-particle Ink,” Proc. ACM Ubicomp 2016, pp.190-195, Heidelberg, Germany, Sept. 2016.
  • Y. Narusue, A. Hashizume, X. Shi, T. Sasatani, and Y. Mizutani, “Indoor Wireless Power Transfer,” 2016 TECO Green Tech Contest, Taipei, Taiwan, Aug. 2016. (Demo)
  • T. Sasatani, Y. Narusue, Y. Kawahara, and T. Asami, “Genetic Algorithm-Based Design of Receiving Resonator Arrays for Wireless Power Transfer via Magnetic Resonant Coupling,” Proc. 2016 IEEE WPTC, pp.1-4, Aveiro, Portugal, May 2016.
  • S. Kodera, Y. Narusue, Y. Kawahara, T. Watanabe, and S. Saruwatari, “Poster: A Medium Access Control Protocol for Full-duplex Wireless Information and Power Transfer,” Proc. 13th ACM Sensys, pp.399-400, Seoul, South Korea, Nov. 2015. (Poster)
  • Y. Kawahara, and Y. Narusue, “Wireless Power Transmission Methods for Internet of Things,” Proc. 2015 IEEE APS/URSI, TU-SP.2A.1, Vancouver, Canada, July 2015.
  • X. Shi, Y. Narusue, Y. Kawahara, and T. Asami, “Rapid Antenna Prototyping Method by Evolutionally Computation and Inkjet Printing,” Proc. IEEE IMWS-AMP 2015, pp.1-3, Suzhou, China, Jul. 2015.
  • Y. Narusue, Y. Kawahara, and T. Asami, “Maximum Efficiency Point Tracking by Input Control for a Wireless Power Transfer System with a Switching Voltage Regulator,” Proc. 2015 IEEE WPTC, pp.1-4, Boulder, CO, USA, May 2015.
  • Y. Narusue, Y. Kawahara, and T. Asami, “Cancellation Mechanism of Electromagnetic Leakage for Wireless Power Transmission Using Magnetic Resonant Coupling,” Proc. 2014 APMC, pp.677-679, Sendai, Japan, Nov. 2014. (Invited)
  • R. Kobayashi, Y. Narusue, W. Wei, Y. Kawahara, and T. Asami, “Performance Evaluation of Multilevel ASK Communication for a Multi-Hop Wireless Resonance System,” Proc. 2014 IEEE WPTC, pp.76-79, Jeju, Korea, May 2014.
  • Y. Kawahara, W. Wei, Y. Narusue, R. Shigeta, and T. Asami, “Virtualizing Power Cords by Wireless Power Transmission and Energy Harvesting,” Proc. 2013 IEEE RWS, pp.37-39, Austin, TX, USA, Jan. 2013.
  • Y. Narusue, Y. Kawahara, and T. Asami, “Impedance Matching Method for Any-Hop Straight Wireless Power Transmission Using Magnetic Resonance,” Proc. 2013 IEEE RWS, pp.193-195, Austin, TX, USA, Jan. 2013.