MEMBER

Changhyeon Kim

(Last update: Sep. 2025)

Contact Information

• Current Affiliation: System LSI Business, Samsung Electronics

• Email : chkim7765[at]postech.ac.kr

Educational Backgrounds

• [2020/02~2022/02] M.S. in Electrical Engineering, POSTECH, Pohang, Korea

• [2014/03~2020/02] B.S. in Electronics Engineering, Kyungpook National University, Daegu, Korea

Professional Experiences

• [2022/02~Present] Engineer, S.LSI Business, Samsung Electronics, Hwasung, Korea

• [2022/01~2022/02] Intern, S.LSI Business, Samsung Electronics, Hwasung, Korea

• [2020/02~2022/02] Research Assistant, Dept. Electrical Engineering, POSTECH, Pohang, Korea

Research Interests

• Intelligent Mobile System-on-Chip

• Error Correction Code (ECC) for mobile systems

• ASIC/FPGA Implementation

• Deep Learning

Publications
(Since Mar. 2022, updates have been limited to EPIC LAB collaborations.)

• International Journal Papers

  1. Jaehee Kim, Changhyeon Kim, Sangbu Yun, Dongyun Kam, Soonhyun Kwon, Yongjune Kim, and Youngjoo Lee*, "Hybrid ordered statistics decoding of short-length BCH codes for URLLC systems: Theoretical analysis and decoder implementation," IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 72, no. 11, pp. 6528-6540, Nov. 2025. (Invited)

  2. Changhyeon Kim, Dongyun Kam, Seokki Kim, Giyoon Park, and Youngjoo Lee*, "Simplified ordered statistic decoding for short-length linear block codes," IEEE Communications Letters, vol. 26, no. 8, pp. 1720-1724, Aug. 2022.

• International Conference Proceedings

  1. Jaehee Kim, Changhyeon Kim, Sangbu Yun, Dongyun Kam, Soonhyun Kwon, Yongjune Kim, and Youngjoo Lee*, "Hybrid ordered statistics decoding of short-length BCH codes for URLLC systems: Theoretical analysis and decoder implementation," IEEE International Symposium on Integrated Circuits and Systems (ISICAS, TCAS-I Special Issue), Qingdao, China, Oct. 2025. 

  2. Changhyeon Kim, Dongyoung Rim, Jeongwon Choe, Dongyun Kam, Giyoon Park, Seokki Kim, and Youngjoo Lee*, "FPGA-based ordered statistic decoding architecture for B5G/6G URLLC IIOT networks," IEEE Asian Solid-State Circuits Conference (A-SSCC), Busan, Korea, Nov. 2021.

• Domestic Conference Proceedings

1. 김창현, 감동윤, 박기윤, 김석기, 이영주*, "짧은 오류정정부호를 위한 OSD 알고리즘의 복잡도 분석," 대한전자공학회 하계종합학술대회, Aug. 2020. (네이버 논문상)

• Patents

  1. Seokki Kim, Giyoon Park, Oksun Park, Youngjoo Lee, Changhyeon Kim, "Soft-decision decoding method and apparatus," Application Number: US18/295,681.

  2. 김석기, 박기윤, 박옥선, 이영주, 김창현, "연판정 복호 방법 및 장치," 출원번호: 10-2022-0041533.

  3. 이영주, 김석기, 박기윤, 김창현, "짧은 오류 정정 부호를 위한 하드웨어에 최적화된 OSD 알고리즘 복호화 방법 및 장치," 등록번호: 10-2571253, 출원번호: 10-2021-0030981.

Awards and Honors

• Bronze Medal (특허청장상), 제 22회 대한민국 반도체 설계대전, 2021.

• Best Paper Award (네이버 논문상), Summer Annual Conference of IEIE, 2020.