Professional Experience

Assistant Professor, Inha University, Incheon, Korea (2022.3-2023.2)

Department of Smart Mobility Engineering

Assistant Professor, Korea Maritime and Ocean University, Busan, Korea (2019.3-2022.2)

Division of Electronics and Electrical Information Engineering

Research Associate, The University of Hong Kong, Hong Kong (2016.4-2019.2)

Wireless@HKU  (Advisor: Prof. Kaibin Huang)

Postdoctoral Researcher, Yonsei University, Seoul, Korea  (2014.7-2016.3)

RAdio Resource Management & Optimization Lab (Advisor: Prof. Seong-Lyun Kim)

Senior Researcher, LG Electronics, Seoul, Korea (2013.3-2014.6)

Software Team, Advanced Communication Lab

Education

Ph. D., Yonsei University, Seoul, Korea (2007.9-2013.8)

• • • Advisor: Prof. Seong-Lyun Kim

    • Thesis: A study on throughput and delay in wireless random networks

M.S., Yonsei University, Seoul, Korea (2006.3-2007.8)

• • Advisor: Prof. Seong-Lyun Kim

  • Thesis: Block waterfilling with power borrowing for multicarrier communications

B.S., Yonsei University, Seoul, Korea (2001.3-2006.2)

Professional Services

International Journal Editor

• IEEE Transactions on Mobile Computing, Associate Editor

Technical Program Committee (TPC) Member

ICONI 2016, IEEE GLOBECOM 2017, 2018, 2019, 2020, 2021,2022, 2023, 2024, 2025, IEEE VTC Fall 2018, JCCI 2018, IEEE WSCP 2018, VTC Spring 2019, 2022, IEEE WCNC 2024, IEEE PIMRC 2024. 

Workshop Chair

• Series of Semantic Communication Workshop: APCC 2022, IEEE SECON 2023, Brainlink X-Lab Days 2023, Brainlink X-Lab Days 2024, IEEE GLOBECOM 2023 

• Integration of Sensing, Communication, and Computation (ISCC): IEEE ICASSP 2024

Invited Talk

• • Uncertainty-Aware Hybrid Inference with On-Device Small and Remote Large Language Models, University of Adelaide, Adelaide, Australia, 24th Jan. 2025.

  • Uncertainty-Aware Hybrid Inference with On-Device Small and Remote Large Language Models, CUHK, Shenzhen, Mainland China, 20th Jan. 2025.

  • WiFi RTT 기반 최신 실내 측위 기술, 제5회 산학연이 함께하는 ISAC 기술 워크숍, 18th Dec. 2024.

  • Near-field localization with RIS via two-dimensional signal path classification, POSTECH, Pohang, Korea,  19th Nov. 2024.

  • When WiFi Positioning Meets GNN, Hanyang University, Seoul, Korea, 29th July 2024.

  • Energy-Efficient Edge Learning via Joint Data Deepening-and-Prefetching, POSTECH, Pohang, Korea, 23rd Apr. 2024. 

  • When WiFi Positioning Meets GNN, The University of Hong Kong (HKU), Hong Kong, 30th Jan. 2024.

  • When WiFi Positioning Meets GNN, Deakin University, Melbourne, Australia, 23rd Jan. 2024.

  • Feasibility Study on Radio-based Positioning for Unmanned Aerial Vehicles, Korean Airline, 21st Sep. 2023.

  • Combinatorial Data Augmentation: A key enabler to bridge geometry- and data-driven WiFi positioning, Centre Tecnològic de Telecomunicacions de Catalunya (CTTC), Barcelona, Spain, 13th Sep. 2023. 

  • Near-Field Localization with RIS via Two-Dimensional Signal Path Classification, KMOU, Busan, Korea, 3rd Aug. 2023. 

  • Semantic Protocol Model for Task-Oriented Communication Protocol, Semantic Communication Panel Discussion, JCCI 2023, Yeosu, Korea, 26th Apr. 2023.

  • Toward Network Intelligence for 6G, Hanyang University, Seoul, Korea, online, 3rd Mar. 2023. 

  • Wireless Positioning: Applications to Autonomous Driving and Indoor Localization, KETI, Seoul, Korea, 30th Sep. 2022. 

  • Convex Optimization, Kyunggi University, Suwon, Korea, 16th Nov. 2021.

  • V2X-Based Vehicular Positioning: Signal Processing Perspective, Hanyang University, Seoul, Korea, 18th Oct. 2021.

  • V2X-Based Vehicular Positioning: Signal Processing Perspective, POSTECH, online, 15th Oct. 2021. 

  • Integrating geometry-driven and data-driven positioning via Combinatorial Data Augmentation, TENSYMP 2021, Jeju Island, Korea, 24th Aug. 2021

  • V2X-Based Vehicular Positioning: Opportunities, Challenges, and Future Directions, KMOU, Busan, Korea, 19th July 2021. 

  • Mobile Edge Computing: State-of-the-Art and New Trend, Seerstech (씨어스텍), Seongnam, Korea, 15th Apr. 2021.

  • V2X-Based Vehicular Positioning: Opportunities, Challenges, and Future Directions, Yonsei University, Seoul, Korea, 28th May 2020. 

  • V2X-Based Vehicular Positioning: Opportunities, Challenges, and Future Directions, 한국정보처리학회 제3차 단기강좌, Seoul, 22nd Nov. 2019. 

  • V2X-Based Vehicular Positioning: Opportunities, Challenges, and Future Directions, DGIST, Daegu, Korea, 6th Sep. 2019. 

  • Realizing Multi-Point Vehicular Positioning via mmWave Transmission, Yonsei University, Korea, 22nd  June  2019

  • Sensing Hidden Vehicles Based on Asynchronous V2V Transmission: A Multi-Path-Geometry Approach, Yonsei University, Seoul, Korea, 5th May  2018

  • Mobile Edge Computing in 5G, JCCI, Yeosu, Korea, 3rd May 2018

  • Inference from Randomized Transmission by Many Backscatter Sensors, DGIST, Daegu, Korea, 22nd Dec. 2017

  • Inference from Randomized Transmission by Many Backscatter Sensors, Yonsei University, Seoul, Korea, 19th Dec. 2017

  • Live Prefetching for Mobile Computation Offloading, Yonsei University, Seoul, Korea, 2nd Feb. 2017