Apr. 2007, Mar. 2012, Chiba University

Apr. 2003, Mar. 2007, Chiba University, Faculty of Engineering

Ph.D.

The institute of Electronics

Information and Communication Engineers

The Institute of Electrical and Electronics Engineers

IEEE

Apr. 2013, 9999, Gunma University, Graduate School of Science and Technology

Apr. 2012, Mar. 2013, Gunma University

2012, 2013, Graduate school of Engineering, Gunma University

2013, - Faculty of Science and Technology, Gunma University

Manufacturing technology (mechanical, electrical/electronic, chemical engineering), Electrical power engineering

Manufacturing technology (mechanical, electrical/electronic, chemical engineering), Communication and network engineering

Circuit modeling of a wireless power transfer system containing ferrite shields using an extended impedance expansion method, Nozomi Haga, Jerdvisanop Chakarothai, and Keisuke Konno, May 2022, IEEE Transactions on Microwave Theory and Techniques, 70, 5, 2872, 2881, Scientific journal

Circuit modeling of wireless power transfer system in the vicinity of perfectly conducting scatterer, Nozomi Haga, Jerdvisanop Chakarothai, and Keisuke Konno, Dec. 2020, IEICE Transactions on Communications, E103-B, 12, 1411, 1420, Scientific journal

Notes on EFIE-PMCHWT formulation for feeding gaps on printed conductors, Nozomi Haga, Keisuke Konno, and Jerdvisanop Chakarothai, Dec. 2020, IEEE Antennas and Wireless Propagation Letters, 19, 12, 2028, 2032, Scientific journal

Modal impedance expansion method using loop-star basis functions, Nozomi Haga and Masaharu Takahashi, Aug. 2019, IEEE Antennas and Wireless Propagation Letters, 18, 8, 1601, 1605, Scientific journal

Circuit modeling of a wireless power transfer system by eigenmode analysis based on the impedance expansion method, Nozomi Haga and Masaharu Takahashi, Feb. 2019, IEEE Transactions on Antennas and Propagation, 67, 2, 1233, 1245, Scientific journal

Analysis of a wireless power transfer system by the impedance expansion method using Fourier basis functions, Nozomi Haga and Masaharu Takahashi, Jul. 2018, IEICE Transactions on Communications, E101-B, 7, 1708, 1715, Scientific journal

Passive element approximation of equivalent circuits by the impedance expansion method, Nozomi Haga and Masaharu Takahashi, Apr. 2018, IEICE Transactions on Communications, E101-B, 4, 1069, 1075, Scientific journal

Circuit modeling technique for electrically-very-small devices based on Laurent series expansion of self-/mutual impedances, Nozomi Haga and Masaharu Takahashi, Feb. 2018, IEICE Transactions on Communications, E101-B, 2, 555, 563, Scientific journal

Statistical modeling of intrabody communication channels in various grounding conditions, Nozomi Haga, Yusaku Kasahara, and Kuniyuki Motojima, Jun. 2017, IEICE Communications Express, 6, 6, 319, 324, Scientific journal

Radiated noise analysis via human body for intra-body communication, Yuki Hayashida, Mari Hasegawa, Akito Suzuki, Mitsuru Shinagawa, Yuichi Kado, and Nozomi Haga, Jul. 2016, Measurement, 89, 159, 165, Scientific journal

Dynamic measurements of intrabody communication channels and their dependences on grounding conditions, Nozomi Haga, Yusaku Kasahara, and Kuniyuki Motojima, Jun. 2016, IEICE Transactions on Communications, E99-B, 6, 1380, 1385, Scientific journal

Equivalent-circuit expression of environmental noise electric fields in intrabody communication channels, Nozomi Haga, Kuniyuki Motojima, Mitsuru Shinagawa, and Yuichi Kado, Feb. 2016, IEEE Transactions on Electromagnetic Compatibility, 58, 1, 294, 306, Scientific journal

A note on signal paths in intrabody communication channels, Nozomi Haga, Kuniyuki Motojima, Mitsuru Shinagawa, and Yuichi Kado, Jun. 2015, IEICE Electronics Express, 12, 12, 20150402, Scientific journal

Received noise voltage of wearable transceiver in the presence of fluorescent lamps using high-frequency electronic ballasts, Nozomi Haga, Kuniyuki Motojima, Mitsuru Shinagawa, and Yuichi Kado, Nov. 2014, IEICE Electronics Express, 11, 21, 20140920, Scientific journal

System of equations describing charges of multiple conductors immersed in electrostatic fields, Nozomi Haga, Kuniyuki Motojima, Mitsuru Shinagawa, and Yuichi Kado, Oct. 2014, IEICE Electronics Express, 11, 19, 20140803, Scientific journal

Stochastic relation between anomalous propagation in the line-of-sight VHF radio band and occurrences of earthquakes, Kuniyuki Motojima and Nozomi Haga, Aug. 2014, Natural Hazards and Earth System Sciences, 14, 8, 2119, 2124, Scientific journal

Equivalent circuit of intrabody communication channels inducing conduction currents inside the human body, Nozomi Haga, Kazuyuki Saito, Masaharu Takahashi, and Koichi Ito, May 2013, IEEE Transactions on Antennas and Propagation, 61, 5, 2807, 2816, Scientific journal

Evaluations of body-centric wireless communication channels in a range from 3 MHz to 3 GHz, Koichi Ito, Nozomi Haga, Masaharu Takahashi, and Kazuyuki Saito, Jul. 2012, Proceedings of the IEEE, 100, 7, 2356, 2363, Scientific journal

Proper derivation of equivalent-circuit expressions of intra-body communication channels using quasi-static field, Nozomi Haga, Kazuyuki Saito, Masaharu Takahashi, and Koichi Ito, Jan. 2012, IEICE Transactions on Communications, E95-B, 1, 51, 59, Scientific journal

Characteristics of cavity slot antenna for body-area networks, Nozomi Haga, Kazuyuki Saito, Masaharu Takahashi, and Koichi Ito, Apr. 2009, IEEE Transactions on Antennas and Propagation, 57, 4, 837, 843, Scientific journal

Antennas and Propagation for Body-Centric Wireless Communications, Second Edition, Artech House, 2012, ISBN: 9781608073764

Impedance expansion method ---a circuit modeling technique for electrically-very-small wireless systems---, Nozomi Haga, International Conference on Technology and Social Science 2018, Apr. 2018, English, International conference

Analysis of a wireless power transfer system using the impedance expansion method, Nozomi Haga, International Conference on Mechanical, Electrical and Medical Intelligent System 2017, Nov. 2017, English, International conference

Circuit modeling of a wireless power transfer system using the impedance expansion method, Nozomi Haga, International Conference on Mechanical, Electrical and Medical Intelligent System 2017, Nov. 2017, English, International conference

Equivalent-circuit modeling of electrically-very-small wireless systems, Nozomi Haga, International Conference on Technology and Social Science 2017, May 2017, English, International conference

Statistical model of intrabody communication channels, Nozomi Haga, Yusaku Kasahara, and Kuniyuki Motojima, International Conference on Technology and Social Science 2017, May 2017, English, International conference

Dynamic characteristics of intrabody communication channels, Nozomi Haga, Yusaku Kasahara, and Kuniyuki Motojima, 2016 International Symposium on Antennas and Propagation (ISAP 2016), pp. 988-989, Oct. 2016, English, International conference

Noise measurement via human body for intra-body communication, Yuki Hayashida, Mari Hasegawa, Akito Suzuki, Mitsuru Shinagawa, Yuichi Kado, and Nozomi Haga, 10th EAI International Conference on Body Area Networks (BodyNets'15), pp. 216-220, Sep. 2015, English, International conference

Capacitance model of embedded transceiver for intra-body communication, Yuki Hayashida, Ryo Sugiyama, Yusuke Ido, Akito Suzuki, Yasuaki Takizawa, Mitsuru Shinagawa, Yuichi Kado, and Nozomi Haga, 9th International Conference on Body Area Networks (BodyNets '14), pp. 222-228, Sep. 2014, English, International conference

Stochastic relation between the line-of-sight VHF propagation and earthquakes, Kuniyuki Motojima and Nozomi Haga, 2014 International Symposium on Electromagnetic Compatibility (EMC'14/Tokyo), pp. 151-154, May 2014, English, International conference

Noise sources in equivalent circuits of intrabody communication channels, Nozomi Haga and Kuniyuki Motojima, 2013 International Workshop on Antenna Technology (iWAT2013), pp. 267-270, Mar. 2013, English, International conference

Equivalent circuit of intra-body communication channels based on a lossy conductor model, Nozomi Haga and Koichi Ito, 2012 International Symposium on Antennas and Propagation (ISAP 2012), pp. 672-675, Oct. 2012, English, International conference

Frequency dependence of power transmission efficiencies between wearable antennas, Koichi Ito, Nozomi Haga, Masaharu Takahashi, and Kazuyuki Saito, 2012 International Workshop on Antenna Technology (iWAT2012), pp. 148-151, Mar. 2012, English, International conference

Design of a helical folded dipole antenna for biomedical implants, Hayato Mizuno, Masaharu Takahashi, Kazuyuki Saito, Nozomi Haga, and Koichi Ito, 5th European Conference on Antennas and Propagation (EuCAP 2011), pp. 3640-3643, Apr. 2011, English, International conference

Fundamental characteristics of electrodes for intra-body communications, Nozomi Haga and Koichi Ito, 5th European Conference on Antennas and Propagation (EuCAP 2011), pp. 3779-3782, Apr. 2011, English, International conference

Basic characteristics of wearable antennas for body-centric wireless communications, Koichi Ito and Nozomi Haga, 2010 Loughborough Antennas and Propagation Conference (LAPC 2010), pp. 42-47, Nov. 2010, English, International conference

Analysis of electrodes for body-centric communications, Nozomi Haga, Kazuyuki Saito, Masaharu Takahashi, and Koichi Ito, 2010 International Symposium on Antennas and Propagation (ISAP 2010), Nov. 2010, English, International conference

Frequency dependence of gains between wearable antennas, Nozomi Haga and Koichi Ito, 2010 Asia-Pacific Radio Science Conference (AP-RASC'10), Sep. 2010, English, International conference

Wearable antennas for body-centric wireless communications, Koichi Ito and Nozomi Haga, International Conference on Applications of Electromagnetism and Student Innovation Competition Awards (AEM2C 2010), pp. 129-133, Aug. 2010, English, International conference

Link characteristics between wearable antenna and receivers equipped on external objects at MHz band, Koichi Ito, Ryotaro Suga, Nozomi Haga, Masaharu Takahashi, and Kazuyuki Saito, 4th European Conference on Antennas and Propagation (EuCAP 2010), Apr. 2010, English, International conference

Frequency dependence of on-body channels with top-loaded monopole antennas in the range of HF to UHF, Nozomi Haga and Koichi Ito, Asia-Pacific Microwave Conference 2009 (APMC 2009), pp. 2208-2211, Dec. 2009, English, International conference

Numerical simulations of on-body channel in the frequency range of 2.5 MHz to 2.5 GHz, Nozomi Haga, Koichi Ito, Masaharu Takahashi, and Kazuyuki Saito, 2009 International Symposium on Antennas and Propagation (ISAP 2009), pp. 508-511, Oct. 2009, English, International conference

Fundamental study on a perturbed patch antenna on small ground plane aimed at multi polarization and matching stability on WBAN applications, Nozomi Haga, Kazuyuki Saito, Masaharu Takahashi, and Koichi Ito, 2009 International Workshop on Antenna Technology (iWAT 2009), p. 206, Mar. 2009, English, International conference

Electric field distributions around the human body with a small antenna in the frequency range of 2.5 MHz to 2.5 GHz, Koichi Ito, Nozomi Haga, Masaharu Takahashi, and Kazuyuki Saito, 2009 International Workshop on Antenna Technology (iWAT 2009), Special Session 6-5, Mar. 2009, English, International conference

A cavity-backed slot antenna for on-body BAN devices, Nozomi Haga, Kazuyuki Saito, Masaharu Takahashi, and Koichi Ito, 2008 International Workshop on Antenna Technology (iWAT 2008), pp. 510-513, Mar. 2008, English, International conference

Distinguished Contributions Award, IEICE Communications Society, Sep. 2020, Japan society

Young Engineer Award, Nozomi Haga, IEEE Antennas and Propagation Society Japan, Dec. 2018, International society

Distinguished Contributions Award, IEICE Communications Society, Sep. 2018, Japan society

Young Researcher Award, Nozomi Haga, IEICE Technical Committee on Wireless Power Transfer, Mar. 2018, Japan society

Young Researcher Award, Nozomi Haga, IEICE Technical Committee on Antennas and Propagation, Mar. 2012, Japan society

Apr. 2019, Mar. 2022, Principal investigator, Competitive research funding

Apr. 2015, Mar. 2017, Principal investigator, Competitive research funding

Apr. 2013, Mar. 2015, Principal investigator, Competitive research funding, 25820153

2020 International Symposium on Antennas and Propagation, Academic society etc, The Communication Society of the Institute of Electronics, Information and Communication Engineers, 25 Jan. 2021, 28 Jan. 2021, International academic contribution

2019 Asian Wireless Power Transfer Workshop, Academic society etc, Technical Committee on Wireless Power Transfer of IEICE Communication Society, 31 Oct. 2019, 02 Nov. 2019, Xi'an, China, International academic contribution

2018 Asian Wireless Power Transfer Workshop, Academic society etc, Technical Committee on Wireless Power Transfer of IEICE Communication Society, 02 Nov. 2018, 04 Nov. 2018, Sendai, Japan, International academic contribution

International Conference on Technology and Social Science 2018, Academic society etc, The NPO e-JIKEI Network Promotion Institute, 18 Apr. 2018, 20 Apr. 2018, Kiryu, Japan, International academic contribution