publications

publications by categories in reversed chronological order.

2025

  1. Journal
    Input/mapping precision controllable digital CIM with adaptive adder tree architecture for flexible DNN inference
    Juhong Park, Johnny Rhe, Chanwook Hwang, Jaehyeon So, and Jong Hwan Ko
    Journal of Systems Architecture (JSA), JCR Q1, 2025
    DOI
  2. Conference
    Low-Rank Compression for IMC Arrays
    Kang Eun Jeon, Johnny Rhe, and Jong Hwan Ko
    Design, Automation & Test in Europe Conference & Exhibition (DATE), 2025
  3. Journal
    GAROS: Genetic-Algorithm-Aided Row-Skipping for Shift and Duplicate Kernel Mapping in Processing-In-Memory Archtectures
    Johnny Rhe, Kang Eun Jeon, and Jong Hwan Ko
    Journal of Systems Architecture (JSA), JCR Q1, 2025
  4. Conference
    Row-Column Hybrid Grouping for Fault-Resilient Multi-Bit Weight Representation on IMC Arrays
    Kang Eun Jeon, Sangheum Yeon, Jin Hee Kim, Hyeonsu Bang, Johnny Rhe, and Jong Hwan Ko
    IEEE/ACM International Conference on Computer Aided Design (ICCAD), 2025
  5. Conference
    Efiicient and Robust SNN Decoder Training for Closed-Loop Brain-Machine Interfaces
    Chanwook Hwang, Chan Woong Park, Johnny Rhe, and Jong Hwan Ko
    IEEE Biomedical Circuits and Systems Conference (BioCAS), 2025
  6. Conference
    Weight Sharing for Array-Efficient CNN Infernece in Compute-In-Memory Architectures
    Johnny Rhe, and Jong Hwan Ko
    International SoC Design Conference (ISOCC), 2025
  7. Conference
    ETA:Efficient Transformer Attention Mapping for ReRAM-based Compute-In-Memory Architectures
    Johnny Rhe, Juhong Park, Kang Eun Jeon, and Jong Hwan Ko
    Asia Pacific Conference Systems (APCCAS), 2025

2024

  1. Journal
    KERNTROL: Kernel Shape Control Toward Ultimate Memory Utilization for In-Memory Convolutional Weight Mapping
    Johnny Rhe, Kang Eun Jeon, Joo Chan Lee, Seongmoon Jeong, and Jong Hwan Ko
    IEEE Transaction on Circuits and Systems I: Regular Papers (TCAS-I), JCR Q1, 2024
    DOI
  2. Conference
    Row-Efficient Pruning for In-Memory Convolutional Weight Mapping
    Johnny Rhe, and Jong Hwan Ko
    International SoC Design Conference (ISOCC), 2024
    DOI
  3. Conference
    KARS: Kernel-Grouping Aided Row-Skipping for SDK-based Weight Compression in PIM Arrays
    Juhong Park, Johnny Rhe, and Jong Hwan Ko
    IEEE International Symposium on Circuits and Systems (ISCAS), 2024
    DOI
  4. Conference
    ConvMapSim: Modeling and Simulating Convolutional Weight Mapping for PIM Arrays
    Kang Eun Jeon, Wooram Seo, Johnny Rhe, and Jong Hwan Ko
    IEEE International Conference on AI Circuits and Systems (AICAS), 2024
    DOI
  5. Conference
    An Efficient Ventricular Arrhythmias Detection on Microcontrollers with Optimized 1D CNN
    Chanwook Hwang, Jaehyeon So, Johnny Rhe, Jiyoon Kim, Juhong Park, Kang Eun Jeon, and Jong Hwan Ko
    IEEE International Conference on AI Circuits and Systems (AICAS), 2024
    DOI

2023

  1. Conference
    PAIRS: Pruning-AIded Row-Skipping for SDK-Based Convolutional Weight Mapping in Processing-In-Memory Architectures
    Johnny Rhe, Kang Eun Jeon, and Jong Hwan Ko
    IEEE/ACM International Symposium on Low Power Electronics and Design (ISLPED), 2023
    DOI
  2. Conference
    Kernel Shape Control for Row-Efficient Convolution on Processing-In-Memory Arrays
    Johnny Rhe, Kang Eun Jeon, Joo Chan Lee, Seongmoon Jeong, and Jong Hwan Ko
    IEEE/ACM International Conference on Computer Aided Design (ICCAD), 2023
    DOI
  3. Conference
    Weight-Aware Activation Mapping for Energy-Efficient Convolution on PIM Arrays
    Kang Eun Jeon, Johnny Rhe, and Jong Hwan Ko
    IEEE/ACM International Symposium on Low Power Electronics and Design (ISLPED), 2023
    DOI
  4. Conference
    DCR: Decomposition-Aware Column Re-Mapping for Stuck-At-Fault Tolerance in ReRAM Arrays
    Hyeonsu Bang, Kang Eun Jeon, Johnny Rhe, and Jong Hwan Ko
    IEEE International Conference on Computer Design (ICCD), 2023
    DOI

2022

  1. Conference
    VW-SDK: Efficient convolutional weight mapping using variable windows for processing-in-memory architectures
    Johnny Rhe, Sungmin Moon, and Jong Hwan Ko
    Design, Automation & Test in Europe Conference & Exhibition (DATE), 2022
    DOI
  2. Journal
    VWC-SDK: Convolutional weight mapping using shifted and duplicated kernel with variable windows and channels
    Johnny Rhe, Sungmin Moon, and Jong Hwan Ko
    IEEE Journal on Emerging and Selected Topics in Circuits and Systems (JETCAS), JCR Q1, 2022
    DOI

2021

  1. Journal
    A charge-domain scalable-weight in-memory computing macro with dual-SRAM architecture for precision-scalable DNN accelerators
    Eunyoung Lee, Taeyoung Han, Donguk Seo, Gicheol Shin, Jaerok Kim, Seonho Kim, Soyoun Jeong, Johnny Rhe, Jaehyun Park, Jong Hwan Ko, and 1 more author
    IEEE Transaction on Circuits and Systems I: Regular Papers (TCAS-I), JCR Q2, 2021
    DOI
  2. Conference
    A charge-domain computation-in-memory macro with versatile all-around-wire-capacitor for variable-precision computation and array-embedded DA/AD conversions
    Gicheol Shin, Donguk Seo, Jaerok Kim, Johnny Rhe, Eunyoung Lee, Seonho Kim, Soyoun Jeong, Jong Hwan Ko, and Yoonmyung Lee
    European Solid-State Device Research Conference (ESSDERC), 2021
    DOI