jhc3261@unist.ac.kr
Hoichang Jeong
Ph. D. Candidate
Introduction
Education
Research Interest
Processing in Memory
Computing in Memory
Analog Computing
Conference Publication
47
Major
ESSERC
A 30.7 TOPS/W Sparsity-Aware Analog-Digital Hybrid eDRAM CIM by Effective Row Activation with Simultaneous Multi-Row-Multi-Task Control
IEEE European Solid-State Electronics Research Conference (ESSERC), 2025
Hoichang Jeong*, Seungbin Kim*, Jueun Jung, and Kyuho Jason Lee (*equal contribution)
43
Major
ISCAS
A 46 TOPS/W In-/Near-Memory Computing Processor for Large Language Model with Extended Sparse Attention
IEEE International Symposium on Circuits and Systems (ISCAS), 2025
Sunhong An, Hoichang Jeong, Seungbin Kim, Keonhee Park, Dongwook Kim, and Kyuho Lee
42
Major
ISCAS
A 0.74 uj/decision and 22.59 Tops/W Keyword Spotting CIM Processor with Short-Current-Free Multi-level ReRAM and Adaptive-Decision-Level Nonlinear ADC
IEEE International Symposium on Circuits and Systems (ISCAS), 2025
Dongwook Kim, Hoichang Jeong, Keonhee Park, Seungbin Kim, Sunhong An, and Kyuho Lee
40
Major
A-SSCC
A 273.48 TOPS/W and 1.58 Mb/mm2 Analog-Digital Hybrid CIM Processor with Transpose Ternary-eDRAM Bitcell 
IEEE Asian Solid-State Circuits Conference (A-SSCC), 2024
Hoichang Jeong, Seungbin Kim, Jeongmin Shin, Keonhee Park, and Kyuho Jason Lee
39
Major
A-SSCC
A 28-nm 323 TOPS/mm2/b and 2007 TOPS/W/b Ternary Latch Based Sparsity-Aware CIM Macro With Double-Sampling Ternary ADC
IEEE Asian Solid-State Circuits Conference (A-SSCC), 2024
Myoung Kim, Hoichang Jeong, Woo-Seok Kim, Yesong Jeong, Young-Eun Choi, Junyoung Park, Min Woo Ryu, Yong Kyu Lee, Kyuho Jason Lee, and Kyung Rok Kim
38
Major
ESSERC
DPIM: A 19.36TOPS/W 2T1C eDRAM Transformer-in-Memory Chip with Sparsity-Aware Quantization and Heterogeneous Dense-Sparse Core
IEEE European Solid-State Electronics Research Conference (ESSERC), 2024
Donghyuk Kim, Jae-Young Kim, Hyunjun Cho, Seungjae Yoo, Sukjin Lee, Sungwoong Yune, Hoichang Jeong, Keonhee Park, Ki-soo Lee, Jongchan Lee, Chanheum Han, Gunmo Koo, Yuli Han, Jaejin Kim, Jaemin Kim, Kyuho Lee, Joo-Hyung Chae, Kunhee Cho, Joo-Young Kim
33
Major
AICAS
A Low-power 3D Point Clouds Matching Processor with 1D-CNN Prediction and CAM-based In-memory kNN Searching
IEEE International Conference on Artificial Intelligence Circuits and Systems (AICAS), 2024
Jeongmin Shin, Hoichang Jeong, Seungbin Kim, Keonhee Park, Sangho Lee, and Kyuho Lee
25
MWSCAS
A 701.7 TOPS/W Time-Domain Spiking Neural Network Compute-in-Memory Processor with 9T1C Bitcell
IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), 2023
Keonhee Park, Hoichang Jeong, and Kyuho Lee
24
Major
ISCAS
A Ternary Neural Network Computing-in-Memory Processor with 16T1C Bitcell Architecture
IEEE International Symposium on Circuits and Systems (ISCAS), 2023
Hoichang Jeong, Keonhee Park, and Kyuho Lee
23
Major
AICAS
A Real-Time Sparsity-Aware 3D-CNN Processor for Mobile Hand Gesture Recognition
IEEE International Conference on Artificial Intelligence Circuits and Systems (AICAS), 2022
Seungbin Kim, Jueun Jung, Wuyoung Jang, Hoichang Jeong, and Kyuho Lee
22
Major
ISCAS
An Energy-Efficient CNN Accelerator for Multi-object Real-Time Semantic Segmentation in Autonomous Vehicle
IEEE International Symposium on Circuits and Systems (ISCAS), 2022
Jueun Jung, Seungbin Kim, Wuyoung Jang, Hoichang Jeong, and Kyuho Lee
6
반도체공학회
Ternary Neural Network 가속을 위한 Ternary Processing-In-Memory Processor
제 5회 반도체공학회 종합학술대회 및 정기총회 (반도체공학회), 2022
정회창, 박건희, 이규호
3
반도체공학회
Bitcell 기반 Ternary MAC Processing-In-Memory
2022년도 반도체공학회 하계학술대회 (반도체공학회), 2022
정회창, 박건희, 이규호
Journal Publication
22
Top-Tier
T-CAS I
C2IM-NN: A Low-power 3D Point Clouds Matching
Processor with 1D-CNN Prediction and CAM-based In-memory k-NN Searching
IEEE Transactions on Circuits and Systems I (T-CAS I) (Early Access), 2025
Jeongmin Shin, Hoichang Jeong, Seungbin Kim, Keonhee Park, Sangho Lee, and Kyuho Jason Lee
20
Top-Tier
T-CAS I
A 701.7 TOPS/W Compute-in-Memory Processor with Time-Domain Computing for Spiking Neural Network
IEEE Transactions on Circuits and Systems I (T-CAS I): Regular Papers, vol. 72, no. 1, pp. 25-35, 2025
Keonhee Park, Hoichang Jeong, Seungbin Kim, Jeongmin Shin, Minseo Kim, and Kyuho Jason Lee
15
Major
T-CAS II
A Ternary Neural Network Computing-in-Memory Processor with 16T1C Bitcell Architecture
IEEE Transactions on Circuits and Systems II (T-CAS II): Express Briefs, vol. 70, no. 5, pp. 1739-1743, 2023
Hoichang Jeong, Seungbin Kim, Keonhee Park, Jueun Jung, and Kyuho Lee
Awards
2
2024 IEEE Artifical Intelligence Circuits and Systems (AICAS), Best Student Paper Award (2024.4)
신정민, 정회창, 김승빈, 박건희, 이상호, 이규호
1
2022 IDEC Congress CDC 우수포스터상, Siemens EDA (2022.7)
정회창, 정주은, 김승빈, 이규호
