Researchers

Byeongjin Kim

Ph.D. Candidate

Department of Electrical and Computer Engineering Seoul National University 1 Gwanak-ro, Gwanak-gu, Seoul, Korea

Building 301 Room 814

anjelcruso@snu.ac.kr

Research Interest

Millimeter-wave antenna, Display antenna, Transparent antenna, Transmitarray antenna, and metasurface antenna

Research Experiences

  • 6G Smartphone Metasurface Antenna Development – Samsung Electronics (2023.08~2024.08)
  • Wide Coverage Dual-band Planar Mobile Hotspot Antenna Module Development - Doosan (2023.05~2024.02)
  • 6G RIS Technology Development - KT (2023.01~2023,12)
  • Millimeter-wave Metasurface-based Dual-band Beamforming Antenna-on-Package Technology for 5G smartphone – Institute for Information & communication Technology Planning & evaluation (IITP) (2023.03~)
  • 6G Smartphone Metasurface Antenna Development – Samsung Electronics (2022.08~2023.07)
  • Panel-integrated Dual-polarized 5G Antenna Development – Samsung Display (2022.04~2023.03)
  • Single-Glass layer transparent transmitarray for 5G mmWave band – Individual research (2022.04~2022.07)
  • Y-OCTA-integrated Metasurface Antenna Development – Samsung Display (2020.04~2022.03)
  • Development of Beam-steerable Metasurface Antenna at 5G mmWave Multi-bands – Ministry of Science and ICT (2019.09~2021.09)

Publication

International Journals

  • B. Kim, J. Jung, S. Yun, H. Kim, and J. Oh, "Heterogeneous Metasurface Empowering Proximate High-Permittivity Ceramic Cover For a 5G Dual-Band Millimeter-Wave Smartphone," IEEE Trans. Antennas Propag., Early Access.
  • S. Bang, T. Yoon, B. Kim, J. Oh, H. Kim and J. Oh, "Extremely Miniaturized Free-Space Measurement System for RF Metamaterial Composite Based on Beam Focusing Transmitarray," IEEE Antennas Wireless Propag. Lett., Early Access.
  • B. Kim and J. Oh, "Single-Glass Layer Optically Transparent Transmitarray With High Aperture Efficiency And Low Profile At 5G Millimeter-Wave Band," IEEE Trans. Antennas Propag., vol. 71, no. 11, pp. 9036-9041, Nov. 2023. [Top Access, Jan. 2024]
  • H. Kim, S. Oh, S. Bang, H. Yang, B. Kim, and J. Oh, "Independently Polarization Manipulable Liquid-Crystal-Based Reflective Metasurface for 5G Reflectarray and Reconfigurable Intelligent Surface," IEEE Trans. Antennas Propag., vol. 71, no. 8, pp. 6606-6616, Aug. 2023.
  • J. Oh, B. Kim (co-first authors), S. Yoon, K. Kim, E. Sung, and J. Oh, "High Gain Millimeter Wave Antenna-in-Display for 5G Smartphones," IEEE Trans. Antennas Propag., vol. 71, no. 2, pp. 1458-1468, Feb. 2023.

Domestic Conferences

  • B. Kim and J. Oh, "Dual-Band Proximate Metasurface for Ceramic Covered 5G Millimeter-Wave Smartphone," in KIEES Winter Conference, Feb. 2024.
  • B. Kim and J. Oh, "High Efficiency and Low Profile Millimeter-Wave Transmitarray With Double Metal Layers," in KIEES Winter Conference, Feb. 2023.
  • B. Kim and J. Oh, “Low-cost, Low-profile Dual-band Transmitarray Design for 5G Millimeter-wave Applications,” in KIEES Winter Conference, Feb. 2022.
  • B. Kim, S. Yoon, S. Cheon and J. Oh, “Investigation into The Performance of Novel Proximity Coupled Antenna for Potential Display integrated Antenna Applications,” in KIEES Summer Conference, Aug. 2021.
  • B. Kim, S. Yoon, J. Kim and J. Oh, “Low Profile Display Integrated Antenna Concept for Millimeter Wave 5G Devices” in KIEES Winter Conference, Feb. 2021.
  • B. Kim and J. Oh, “5G Dual-Band Co-polarized Metasurface Design” in the 1st Undergraduate Exhibition Competition held in KIEES Summer Conference, Aug. 2020. (Best Paper Award)

Patents

  • “Electronic device,” U.S. Patent Application 17/365,017, Jul. 1, 2021. (Registration number: 11662782, May. 30, 2023)
  • “Electronic device,” CN Patent Application 202110929770.4, Aug. 13, 2021.
  • “Electronic device,” U.S. Patent Application 17/462,813, Aug. 31, 2021.
  • “Electronic device,” CN Patent Application 202111577726.8, Dec. 22, 2021.
  • “Display device,” U.S. Patent Application 17/647,140, Jan. 5, 2022. (Registration number: 11793052, Oct. 17, 2023)
  • "Electronic device," U.S. Patent Application 17/835,342, Jun. 8, 2022.
  • U.S. Patent Application 17/861,517, Jul. 11, 2022.
  • “Electronic device,” CN Patent Application 202211089974.2, Sep. 07, 2022.
  • “Electronic device,” CN Patent Application 202211264945.5, Oct. 17, 2022.
  • “Electronic device,” U.S. Patent Application 17/983,333, Nov. 7, 2022.
  • “Electronic device,” CN Patent Application 202211671042.9, Dec. 26, 2022.
  • “Display device,” U.S. Patent Application 18/470,135, Sep. 19, 2023.

Honors and Awards

  • Silver Prize, Samsung Display Technology Symposium 2023 (Oct. 2023) (2nd author)
  • Best Paper Award (1st Place), Korea Institute of Electromagnetic Engineering and Science (KIEES) (Aug. 2023) (3rd author)
  • Silver Prize, Samsung Display Technology Symposium 2022 (Oct. 2022) (2nd author)
  • Samsung Electronics (Mobile Experience), Sponsorship Program (2022-Present)
  • Brain Korea 21, Research Scholarship (2022-Present)
  • Best Paper Award, Korea Institute of Electromagnetic Engineering and Science (KIEES) (Aug. 2020)

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