Primary Investigator
Research interest
Stochastic geometry to wireless networks and communications (cellular communications, 5G/6G V2X, satellite communications, NTN)
Education
Ph.D. The University of Texas at Austin ECE 2019
MS: The University of Texas at Austin ECE 2014
BSEE: Seoul National University ECE 2012 (summa cum laude)
Professional Experience
KAIST, Assistant Professor, 2025~
SKKU, Assistant Professor, 2025
Hongik University, Assistant Professor, 2021-2024
Qualcomm, Senior system engineer 2020-2021
Selected Publications
Chang-Sik Choi*, "Analysis of a Delay-Tolerant Data Harvesting Architecture Leveraging Low Earth Orbit Satellite Networks," IEEE Journal on Selected Areas Communications, May 2024 (Telecommunication Journal Ranking 상위 2%)
Chang-Sik Choi*, "Modeling and Analysis of Downlink Communications in a Heterogeneous LEO Satellite Network," IEEE Transactions on Wireless Communications, Aug 2024 (Telecommunication Journal ranking 상위 5%)
Researchers
Alumni
Research interest: RIS and LEO satellite networks
Research interest: V2X
Publications: 싱글 홉을 기반으로 하는 차량 기반 IoT 네트워크의 전력 분석 - 한국통신학회 추계학술대회 2021
Research interest: V2X
Publication: 공유 모빌리티를 활용한 데이터 수확 연구 (A study on data harvesting leveraging shared mobility) - 한국통신학회 추계학술대회 2021