Research Fellow, National University of Singapore (NUS)
|Phone: +65-8421-9321||Depart. of Electrical and Computer Engineering|
|(As of Jan. 2019)|
|Mar/13 – Aug/18||Ph.D. in Information and Communication Engineering, Daegu Gyeongbuk Institute of Science & Technology (DGIST), Daegu, Korea (Advisor: Ji-Woong Choi)
Thesis: Magnetic Communication and Wireless Power Transfer using a Non-coupling Coil Array
|Mar/11 – Feb/13||M.S. in Control and Measurement Engineering, Kwangwoon University (KWU), Seoul, Korea (Advisor: Jin-Oh Kim)
Thesis: Development of Total Sensor System for Long-Term Monitoring of Dairy Cow Health
|Mar/09 – Feb/11||B.S. in Information Control and Measurement Engineering, Kwangwoon University (KWU), Seoul, Korea|
|Sept/18 – Dec/18||Postdoctoral Researcher, Brain Convergence Research Center, Daegu Gyeongbuk Institute of Science and Technology (DGIST), Daegu, Korea|
|Jan/19 – Present||Research Fellow, Department of Electrical and Computer Engineering, National University of Singapore (NUS), Singapore|
FIELD OF RESEARCH INTERESTS
- Magnetic communication and power transfer system
- Energy harvesting and SWIPT
- Transcranial Magnetic Stimulation (TMS)
- Bio-medical Engineering, Implantable antenna
- Bioelectronics, Neuroengineering
- Dairy cattle health monitoring
- Robotic Engineering
- IEEE Student Member (since 2015)
- Reviewer of Journals
– IEEE: Trans. Antennas and Propagation, Access
– Hindawi: International Journal of Antennas and Propagation
-IET: Journal of Engineering (JoE)
-Bemtham Science: Recent Advances in Communications and Networking Technology, Recent Advances in Electrical & Electronic Engineering, and International Journal of Sensors, Wireless Communications and Control
HONORS AND AWARDS
- Outstanding Research Award, Jan. 2017
- Marquis Who’sWho in the World 2018
- 2018 Albert Nelson Marquis Lifetime Achievement Award, Dec. 2017, Marquis Who’sWho
- Wook Hyoun Kwon Outstanding Research Award, Feb. 2018, DGIST
 MEST, Development of microbiorobotic systems for surgical treatment of chronic total occlusion, 2015.6~2019.5, Participant
 Korea National Research Fund (NRF), Development of multi-modal sensing and control for brain functional homeostasis, 2017.11~2022.12, Participant
 Korea National Research Fund (NRF), Magnetic Communications and Energy Transfer in Hostile Environments, 2015.5~2018.4, Participant, $300,000
 Korea National Research Fund (NRF), Development of bi-directional multi-channel neural electrodes and implantable wireless power/data transmission modules, 2016.9~2017.2, Participant
 지식경제부, Development of manipulation technology for human-robot cooperation, 2011.3 ~ 2011.9
 농촌진흥청, Development of precision feeding system to maximize production efficiency by health monitoring of individual dairy cattle 2011.3 ~ 2013.2
 서울시, 교육용 로봇 모듈라 시스템
Journals (submitted or in preparation)
 H. -J. Kim, E. Choi, K. Kim, S. Han, S.-H. Lim, D.-W. Seo, and J. -W. Choi, “Spatial domain simultaneous information and power transfer for magnetic MIMO channels using non-coupling array,” IEEE Access in preparation (1st).
 K. T. Kim, H. -J. Kim, and J. -W. Choi, ” Magnetic beamforming with non-coupling antenna pattern as transfer coils for longer distance and high efficiency,” IEEE Trans. Power Electronics in preparation.
 H. -J. Kim, S. Hwang, and J. -W. Choi, “Implementation of near-field magnetic MIMO communication system and performance evaluation with practical situations,” IEEE Antennas and Propagation Magazine in preparation (1st)
 H. -J. Kim, S. E. Lee, J.-W. Choi, and J. H. Lee, “Design of miniaturized and bandwidth-enhanced implantable antenna on magneto-dielectric substrate for wireless biotelemetry,” Electronics Letter in preparation (1st).
 H. -J. Kim, K. -S. Oh, K. J. Han, and J. -W. Choi, “Impedance matching to consider potential vector based dynamic path loss model for high efficient power transfer,” IEEE Trans. Antennas and Wireless Propagation Letters in preparation (1st).
 H. –J. Kim, K. T. Kim, and J.-W. Choi, “High efficient wireless powering pad with non-coupling coil pattern,” IEEE Trans. Antennas and Propagation in preparation.
International Journals (published or to appear)
 S. Han, H. -J. Kim, J. Lee, and J. -W. Choi, “Secure capacity analysis for magnetic inductive coupling-based SWIPT system,” accepted, IEEE Access, Oct. 2018 (Top 20%).
 H. -J. Kim, K. Kim, S. Han, D.-W. Seo, and J. -W. Choi, “Nearly non-coupling coil array allowing many independent channels for magnetic communication,” IEEE Access, vol. 6, no. 1, pp. 34190-34197, June. 2018 (1st, Top 20%).
 H. J. Kim, H. Hiroyama, S. Kim, K. J. Han, R. Zhang, and J. -W. Choi, “Review of near-field wireless powering and communication for biomedical applications”, IEEE Access, vol. 5, no. 1, pp. 21264-21285, Sep. 2017 (Invited) (1st, Top 20%).
 S. E. Lee, H. -J. Kim, J. H. Lee, K. S. Oh, T. H. Hahn, and J.-W. Choi, “Magnetodielectric hexaferrite flake/polymer substrate for implantable antenna with an enhanced insensitivity to implant position,” Materials Letters, vol. 187, no. 15, pp. 94-97, Jan. 2017 (Co-1st).
 H. -J. Kim, J. Park, K.-S. Oh, J. P. Choi, and J.-W. Choi, “Near-field magnetic induction MIMO communication using heterogeneous multi-pole loop antenna array for higher data rate transmission,” IEEE Trans. Antennas and Propagation, vol. 64, no.5, pp. 1952-1962, May 2016 (1st, Top 20%).
 J. H. Kim, S. I. Cho, H. -J. Kim, J.-W. Choi, J. E. Jang, and J. P. Choi, “Exploiting the mutual coupling effect on dipole antennas for RF energy harvesting,” IEEE Antennas and Wireless Propagation Letters, vol. 15, pp. 1301-1304 Apr. 2016 (Top 20%).
 김한준, 오경섭, 박진호, 황석현, 최지웅, “이종 안테나 배열을 적용한 근거리 자기장 MIMO 시스템,” SK Telecommun. Review (CA), pp. 579-591, Aug. 2015 (Invited-1st).
 전학봉, 김한준, 김진오, “Development of Pulse Measurement Method for Health Monitoring of Dairy Cows,” 한국콘텐츠학회논문지, vol. 13, no. 12, pp. 27-37, Dec. 2013.
 김한준, 왕영진, 김진오, 백주훈, “Techniques of Editing and Reproducing Robot Operation Data for Direct Teaching,” 한국정밀공학회지, vol. 30, no.1, pp. 96-104 Jan. 2013 (1st).
 H. -J. Kim, J. Lee and J. -W. Choi, “Near-field magnetic MIMO communication for implantable devices using scalable non-coupling coil array,” International Conference on ICT Convergence (ICTC 2017), Jeju, Korea (1st).
 K. Kim, H. -J. Kim, and J. -W. Choi, “Load impedance optimization of magnetic beamforming wireless power transfer,” International Conference on ICT Convergence (ICTC 2017), Jeju, Korea (invited).
 K. Kim, H. -J. Kim, and J. -W. Choi, ” Magnetic beamforming with non-coupling antenna pattern as transfer coils for longer distance and high efficiency,” Wireless Power Transfer Conference (WPTC 2017), Taipei, Taiwan.
 S. Hwang, H. -J. Kim, K. Kim, and J.-W. Choi, “Testbed implementation of near-field magnetic MIMO communication system using SDR,” 2016 International Symposium on Antennas and Propagation 2016 (ISAP 2016), Okinawa, Japan.
 H. -J. Kim, S. Hwang, and J.-W. Choi, “Crosstalk-free magnetic MIMO communication using heterogeneous Antenna Array,” URSI 2016 Asia-Pacific-Radio Science Conference (AP-RASC 2016), Seoul, Korea (invited-1st).
 J. H. Kim, S. I. Cho, H. -J. Kim, J.-W. Choi, J. E. Jang, and J. P. Choi, “Mutual coupling in RF powered wireless communication networks for health monitoring,” 2016 IEEE International Workshop on Electromagnetics: Applications and Student Innovation Competition (iWEM2016).
 H. -J. Kim, K. Kim, and J. -W. Choi, “MIMO Wireless power transfer using a non-coupling coil array,” 마이크로파 및 전파전파 합동 학술대회, May, 2018.
 김한준, 최지웅, “신경보철용 고용량 데이터 전송을 위한 상쇄효과기반의 근거리 자기장 NxN MIMO 안테나 구조,” 한국 통신학회 동계 학술대회, Jan. 2017.
 황석현, 김한준, 최지웅, “SDR을 이용한 근거리 자기장 MIMO 통신 시스템 구현,” 의료전자융합 공동 워크샵, 학술대회, Sep. 2016.
 김경태, 김한준, 최지웅, “인공망막의 높은 데이터 전송률을 위한 근거리 자기장 MIMO 통신 시스템,” 한국 통신학회 하계 학술대회, June 2016.
 황석현, 김한준, 최홍수, 최지웅, “이종의 다중극자 안테나 배열의 누화 상쇄효과 검증을 위한 테스트베드 BER성능 평가,” 한국 통신학회 동계 학술대회, Jan. 2016.
 김준희, 조승익, 김한준, 장재은, 최지웅, 최지환, “다이폴 안테나간 상호 결합 효과를 이용한 에너지 수확기술,” 한국통신학회 하계학술대회, June 2015.
 황석현, 김한준, 최지웅, “이종의 다중극자 안테나 배열을 사용한 근거리 자기장 MIMO 통신,” 한국통신학회 하계학술대회, June 2015.
 J.-W. Choi, J. E. Jang, H. -J. Kim, J. Park, and K. S. Oh, “Short-range magnetic field system,” U.S10164333, Dec. 25 2018.
 J.-W. Choi, H.-J. Kim, K. Kim, and H. Choi, “Wireless power transfer system,” issued, Korea, 10-1897402, Sept. 04. 2018.
 J. Kim, J. P. Choi, J.-W. Choi, and H.-J. Kim, “System and method for simultaneous wireless information and power transfer based cancellation,” issued, Korea, 10-1791512, Nov. 23. 2017.
 J. H. Kim, H.-J. Kim, S. I. Cho, J. E. Jang, J.-W. Choi, and J. P. Choi, “Method for RF energy harvesting using mutual coupling effect on dipole antennas,” issued, Korea, 10-1791512, Oct. 24. 2017.
 H. Choi, J.-W. Choi, H.-J. Kim, and J. Lee, “Magnetically actuated microrobot based catheter with wireless power transform and it’s control method,” issued, Korea, 10-1749586, Jun. 15. 2017.
 J.-W. Choi, H.-J. Kim, H. Choi, and K. S. Oh, “Magnetic field apparatus for using ESPAR and method for operating magnetic field apparatus for using ESPAR,” issued, Korea, 10-1704288, Feb. 01. 2017.
 J.-W. Choi, J.-E. Jang, H. J. Kim, J. Park, and K. S. Oh, “Near-field system,” issued, Korea, 10-1563428, Oct. 20 2015.
 J.-W. Choi, H.-J.Kim, H. Choi, and K. Park, “Neural stimulation probe,” PCT/KR2018/002429, Feb. 28 2018.
 J.-W. Choi, H.-J.Kim, H. Choi, and K. Park, “Neural stimulation probe,” Korea patent application filed: 10-2017-0158574, Nov. 24 2017.