Publications

Conferences

    • RT-MDM: Real-Time Scheduling Framework for Multi-DNN on MCU Using External Memory
      • Sukmin Kang, Seongtae Lee, Hyunwoo Koo, Hoon Sung Chwa, Jinkyu Lee
      • To appear in 61st ACM/IEEE Design Automation Conference (DAC 2024), San Francisco, USA, June 2024.
    • RT-Swap: Addressing GPU Memory Bottlenecks for Real-Time Multi-DNN Inference [Homepage] [PDF] [Slide] [GitHub]
      • Woosung Kang, Jinkyu Lee, Youngmoon Lee, Sangeun Oh, Kilho Lee, Hoon Sung Chwa
      • In the 30th IEEE Real-Time Embedded Technology and Applications Symposium (RTAS 2024), Hong Kong, China, May 2024.
    • SPET: Transparent SRAM Allocation and Model Partitioning for Real-time DNN Tasks on Edge TPU
      • Changhun Han, Hoon Sung Chwa, Kilho Lee, Sangeun Oh
      • In 60th Design Automation Conference (DAC 2023), San Francisco, July 2023.
    • RT-MOT: Confidence-Aware Real-Time Scheduling Framework for Multi-Object Tracking Tasks
      • Donghwa Kang, Seunghoon Lee, Hoon Sung Chwa, Seung-Hwan Bae, Chang Mook Kang, Jinkyu Lee, Hyeongboo Baek
      • In 43rd IEEE Real-Time Systems Symposium (RTSS 2022), Houston, USA, December 2022.
    • DNN-SAM: Split-and-Merge DNN Execution for Real-Time Object Detection [Homepage] [PDF] [Slide]
      • Woosung Kang*, Siwoo Chung*, Jeremy Yuhyun Kim, Youngmoon Lee, Kilho Lee, Jinkyu Lee, Kang G. Shin, Hoon Sung Chwa ( *: Equal Contribution.)
      • In 28th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS 2022), Milano, Italy, May 2022.
    • LaLaRAND: Flexible Layer-by-Layer CPU/GPU Scheduling for Real-Time DNN Tasks [Homepage] [PDF] [Slide] [GitHub]
      • Woosung Kang, Kilho Lee, Jinkyu Lee, Insik Shin, Hoon Sung Chwa
      • In 42nd IEEE Real-Time Systems Symposium (RTSS 2021), Dortmund, Germany, December 2021.
    • Dynamic Chip Clustering and Task Allocation for Real-time Flash [Homepage] [PDF] [Slide]
      • Gyeongtaek Kim, Sungjin Lee, Hoon Sung Chwa
      • In 58th Design Automation Conference (DAC 2021), San Francisco, December 2021.
    • Necessary Feasibility Analysis for Mixed-Criticality Task Systems on Uniprocessor
      • Hoon Sung Chwa, Hyeongboo Baek, Jinkyu Lee
      • In 40th IEEE Real-Time Systems Symposium (RTSS 2019), Hong Kong, December 2019.
    • Thermal-Aware Scheduling for Integrated CPUs-GPU platforms
      • Youngmoon Lee, Kang G. Shin, Hoon Sung Chwa
      • In the ACM SIGBED International Conference on Embedded Software (EMSOFT 2019), New York, USA, October 2019.
    • Fault-Resilient Real-Time Communication Using Software-Defined Networking [PDF]
      • Kilho Lee, Minsu Kim, Hayeon Kim, Hoon Sung Chwa, Jinkyu Lee, Insik Shin
      • In 25th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS 2019), Montreal, Canada, April 2019.
      • – Acceptance ratio: 30/116=25.9%
    • MC-SDN: Supporting Mixed-Criticality Scheduling on Switched-Ethernet Using Software-Defined Networking [PDF]
      • Kilho Lee, Taejune Park, Minsu Kim, Hoon Sung Chwa, Jinkyu Lee, Seungwon Shin, Insik Shin
      • In 39th IEEE Real-Time Systems Symposium (RTSS 2018), Nashville, TN, USA, December 2018.
      • – Acceptance ratio: 37/166=22.3%
    • Thermal-Aware Resource Management for Embedded Real-Time Systems [PDF]
      • Youngmoon Lee, Hoon Sung Chwa, Kang G. Shin, Shige Wang
      • In the ACM SIGBED International Conference on Embedded Software (EMSOFT 2018), Torino, Italy, October 2018.
      • – Acceptance ratio: 27/111=24.3%
    • Physical-State-Aware Dynamic Slack Management for Mixed-Criticality Systems [PDF] [Supplement]
      • Hoon Sung Chwa, Kang G. Shin, Hyeongboo Baek, Jinkyu Lee
      • In 24th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS 2018), Porto, Portugal, April 2018.
    • Closing the Gap between Stability and Schedulability: A New Task Model for Cyber-Physical Systems [PDF] [Supplement]
      • Hoon Sung Chwa, Kang G. Shin, Jinkyu Lee
      • In 24th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS 2018), Porto, Portugal, April 2018.
    • Beyond Implicit-Deadline Optimality: A Multiprocessor Scheduling Framework for Constrained-Deadline Tasks [PDF]
      • Hyeongboo Baek, Hoon Sung Chwa, Jinkyu Lee
      • In 38th IEEE Real-Time Systems Symposium (RTSS 2017), Paris, France, December 2017.
      • – Acceptance ratio: 31/131=23.7%
    • MC-ADAPT: Adaptive Task Dropping in Mixed-Criticality Scheduling [PDF]
      • Jaewoo Lee, Hoon Sung Chwa, Linh T.X. Phan, Insik Shin, Insup Lee
      • In the ACM SIGBED International Conference on Embedded Software (EMSOFT 2017), Seoul, Korea, October 2017.
    • Optimal Real-Time Scheduling on Two-Type Heterogeneous Multicore Platforms [PDF]
      • Hoon Sung Chwa, Jaebaek Seo, Jinkyu Lee, Insik Shin
      • In 36th IEEE Real-Time Systems Symposium (RTSS 2015), San Antonio, TX, USA, December 2015.
      • ★ Best Paper Runner-up. – Acceptance ratio: 34/151=22.5%
    • Scalable Path and Time Coordination for Robot Formation [PDF]
      • Hoon Sung Chwa, Andrii Shyshkalov, Kilho Lee, Insik Shin
      • In 2nd IEEE International Conference on Cyber-Physical Systems, Networks, and Applications (CPSNA 2014), Hong Kong, China, August 2014.
      • ★ Best Paper Award: one best paper was selected out of 23 submissions. – Acceptance ratio: 9/23=39.1%
    • Global EDF Schedulability Analysis for Synchronous Parallel Tasks on Multicore Platforms [PDF]
      • Hoon Sung Chwa, Jinkyu Lee, Kieu-My Phan, Arvind Easwaran, Insik Shin
      • In 25th Euromicro Conference on Real-Time Systems (ECRTS 2013), Paris, France, July 2013.
      • – Acceptance ratio: 27/99=27.3%
    • Extending Task-level to Job-level Fixed Priority Assignment and Schedulability Analysis Using Pseudo-deadlines [PDF]
      • Hoon Sung Chwa, Hyoungbu Back, Sanjian Chen, Jinkyu Lee, Arvind Easwaran, Insik Shin, Insup Lee
      • In 33rd IEEE Real-Time Systems Symposium (RTSS 2012), San Juan, Puerto Rico, December 2012.
      • ★ Best Paper Award: one best paper was selected out of 157 submissions. – Acceptance ratio: 35/157=22.3%
    • Schedulability Analysis and Priority Assignment for Global Job-level Fixed-Priority Multiprocessor Scheduling [PDF]
      • Hyoungbu Back, Hoon Sung Chwa, Insik Shin
      • In 8th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS 2012, in conjunction with CPSWeek 2012), Beijing, China, April 2012.
      • – Acceptance ratio: 30/127=23.6%

Journals

    • Tight Necessary Feasibility Analysis for Recurring Real-Time Tasks on a Multiprocessor
      • Hoon Sung Chwa and Jinkyu Lee
      • Journal of Systems Architecture, Volume 135, February 2023.
    • AdaptiveHART : An Adaptive Real-Time MAC Protocol for Industrial Internet-of-Things
      • Sihoon Moon, Hyungseok Park, Hoon Sung Chwa, and Kyoung-Joon Park
      • IEEE Systems Journal, Volume 16, Issue 3, pp. 4849-4860, September 2022.
    • Necessary Feasibility Analysis for Mixed-Criticality Real-Time Embedded Systems
      • Hoon Sung Chwa, Hyeongboo Baek, and Jinkyu Lee
      • IEEE Transactions on Parallel and Distributed Systems (TPDS), Volume 33, Issue 7, pp. 1520-1537, July 2022.
    • Infeasibility Test for Fixed-Priority Scheduling on Multiprocessor Platforms
      • Hoon Sung Chwa and Jinkyu Lee
      • IEEE Embedded Systems Letters, Volume 14, Issue 2, pp. 55–58, June 2022.
    • JMC: Jitter-based Mixed-Criticality Scheduling for Distributed Real-Time Systems [PDF]
      • Kilho Lee, Minsu Kim, Hayeon Kim, Hoon Sung Chwa, Jaewoo Lee, Jinkyu Lee, and Insik Shin
      • IEEE Internet of Things Journal (IoT-J), Volume 6, Issue 4, pp. 6310–6324, August 2019.
    • MC-SDN: Supporting Mixed-Criticality Real-Time Communication Using Software-Defined Networking [PDF]
      • Kilho Lee, Minsu Kim, Taejune Park, Hoon Sung Chwa, Jinkyu Lee, Seungwon Shin, and Insik Shin
      • IEEE Internet of Things Journal (IoT-J), Volume 6, Issue 4, pp. 6325–6344, August 2019.
      • – Extended version of RTSS 2018
    • Non-Preemptive Scheduling for Mixed-Criticality Real-Time Multiprocessor Systems [PDF]
      • Hyeongboo Baek, Namyong Jung, Hoon Sung Chwa, Insik Shin, and Jinkyu Lee
      • IEEE Transactions on Parallel and Distributed Systems, Volume 29, Issue 8, pp. 1766-1779, August 2018.
    • MC-ADAPT: Adaptive Task Dropping in Mixed-Criticality Scheduling [PDF]
      • Jaewoo Lee, Hoon Sung Chwa, Linh T.X. Phan, Insik Shin, Insup Lee
      • ACM Transactions on Embedded Computing Systems (TECS), Volume 16, Issue 5s, Article No. 163 (the special issue of EMSOFT 2017), October 2017.
    • Global EDF Schedulability Analysis for Parallel Tasks on Multicore Platforms [PDF]
      • Hoon Sung Chwa, Jinkyu Lee, Jiyeon Lee, Kieu-My Phan, Arvind Easwaran, and Insik Shin
      • IEEE Transactions on Parallel and Distributed Systems, Volume 28, Issue 5, pp. 1331-1345, May 2017.
    • GPU-SAM: Leveraging Multi-GPU Split-and-Merge Execution for System-wide Real-Time Support [PDF]
      • Wookhyun Han, Hoon Sung Chwa, Hwidong Bae, Hyosu Kim, Insik Shin
      • Journal of Systems and Software, Volume 117, pp. 1-14, July 2016.
    • Thread-level Priority Assignment in Global Multiprocessor Scheduling for DAG Tasks [PDF]
      • Jiyeon Lee, Hoon Sung Chwa, Jinkyu Lee, Insik Shin
      • Journal of Systems and Software, Volume 113, pp. 246-256, March 2016.
    • Capturing Urgency and Parallelism Using Quasi-Deadlines for Real-Time Multiprocessor Scheduling [PDF]
      • Hoon Sung Chwa, Hyoungbu Back, Jinkyu Lee, Kieu-My Phan, Insik Shin
      • Journal of Systems and Software, Volume 101, pp. 15-29, March 2015.