Education:

• Ph.D., 2012, Department of Computer Science, Johns Hopkins University, Baltimore, Maryland.

  • Dissertation: Designing a Low-power Mobile Sensing System for Wireless Healthcare Applications

  • Advisor: Dr. Andreas Terzis

  • PhD Defense Talk Flyer

• B.Eng., 2007, Department of Computer Science and Engineering, Korea University, Seoul, Korea.

Research Experience / Employment History:

• Assistant Professor (Sep 2019 - ), School of Integrated Technology, College of Engineering, Yonsei University

• Assistant Professor (Sep 2015 - Aug 2019), Department of Software and Computer Engineering, Ajou University

• Adjunct Professor (Apr 2016 - Aug 2019), Department of Biomedical Informatics, School of Medicine, Ajou University

• Senior Researcher (Jun 2012 - Aug 2015), Electronics and Telecommunications Research Institute (ETRI)

• Visiting Researcher (Jan 2010 - Apr 2010), Stanford Information Networks Group, Stanford University (Supervisor: Dr. Philip Levis)

• Graduate Research Assistant (Sep 2007 - Apr 2012), Hopkins interNetworking Research Group, Johns Hopkins University (Advisor: Dr. Andreas Terzis)

• Undergraduate Research Intern (Dec 2005 - Feb 2007), Wireless Data Communications Lab, Korea University (Advisor: Dr. Hyogon Kim)

Research Community Services:

• Technical Program Committee (TPC):

  • 2021: ACM SenSys, ACM/IEEE IPSN, ACM CSCW (Associate Chair), IEEE SECON, EWSN, ICOIN, IEEE PerHealth

  • 2020: IEEE COMSNETS (PC Co-chair), ACM SenSys, IEEE SECON, IEEE ICDCS, IEEE WCNC, ICOIN, ICTC, WellComp (Co-Chair)

  • 2019: ACM MobiSys, ACM Digital Public Health, IEEE BSN, WellComp (Co-Chair), EarComp, ICTC

  • 2018: ACM MobiSys (ERC), EWSN, IEEE ICDCS, IEEE ICII, IEEE DCOSS, IEEE ICCCN, ACM Digital Health, IEEE MiSeNet, CitiFog, WellComp (Co-Chair)

  • 2017: ACM MobiSys (ERC), ACM SenSys (EPC), ACM HotMobile , IEEE INFOCOM, EWSN, ICCCN, IEEE ICDCS, ACM Digital Health

  • 2016: IEEE INFOCOM, IEEE SECON, EWSN, ACM Digital Health

  • 2015: IEEE SECON, IEEE ICDCS , BodyNets , ACM Digital Health, ACM MCSS , IoT-App

  • 2014: IEEE SECON, BodyNets, ACM SmartHealthSys, IEEE MASS, IEEE VTC

  • 2013: IEEE SECON, BodyNets

  • 2012: IEEE IoTech

• Journal Editorial Board

  • Associate Editor, Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT): 2018-Current

  • Editor and Area-Editor, KSII Transactions on Internet and Information Systems: 2020-Current

  • Associate Editor, Frontiers in Communications and Networks: 2020-Current

  • Editorial Board (IoT), Sensors Journal: 2018-Current

  • Publication Editorial Board, ICT Express: 2018-Current

• Organizer

  • ACM ASSET 2016/2018, WellComp 2018/2019/2020

• Local Arrangements Chair:

  • ACM SenSys 2015, ACM BuildSys 2015, ACM MobiSys 2019

• Poster/Demo Chair:

  • ACM/IEEE IPSN 2020, IEEE SECON 2020

• Publicity Chair:

  • HotSmartCity 2013, ACM MobileHealth 2015, ACM MobiSys 2017, ACM HotMobile 2018, ACM MobiCom 2017/2021, EWSN 2019/2021

• Publications Chair:

  • IEEE SECON 2013

• Web Chair:

  • S-Cube 2011

• Work in Progress Chair

  • IEEE RTCSA 2016

• Workshop Chair

  • IEEE MDM 2017, ACM Ubicomp 2018, ACM ISWC 2018

• Special Event Chair

  • ACM SenSys 2020

• Board of Directors

  • Korean Institute of Communication and Information Sciences (KICS; 한국통신학회 이사): 2017- Current

  • Korean Institute of Medical Informatics (대한의료정보학회 이사): 2017-2018

• Board of Executive Directors

  • Institute of Embedded Engineering of Korea (IEMEK; 대한임베디드공학회 상임이사): 2016-Current

Selected Recent (5-year window) Publications (Full List and Articles) (Google Scholar):

• Jaewon Choi, JeongGil Ko. "Low Quality for High Quality: Exploiting 2K Frames for Supporting Efficient 4K-Quality Pervasive Video Streaming Applications", IEEE Pervasive Computing, Special Issue on Pervasive Video and Audio, 2021.

• Eunseong Boo, Joongheon Kim, JeongGil Ko. "LiteZKP: Lightening Zero-Knowledge Proof-based Blockchains for IoT and Edge Platforms", IEEE Systems Journal, 2021.

• Taewook Heo, Woojin Nam, Jeongyeup Paek, JeongGil Ko. "Autonomous Reckless Driving Detection Using Deep Learning on Embedded GPUs", IEEE MASS 2020.

• Jaeyeon Park, Hyeon Cho, Rajesh Krishna Balan, JeongGil Ko. "HeartQuake: Accurate Low-Cost Non-Invasive ECG Monitoring Using Bed-Mounted Geophones", ACM UbiComp 2020.

• Joongyum Kim, Taesik Gong, Kyungsik Han, Juho Kim, JeongGil Ko, Sung-Ju Lee. "Messaging Beyond Texts with Real-time Image Suggestions'', ACM MobileHCI 2020.

• Joon-Gyum Kim, Taesik Gong, Bogoan Kim, JaeYeon Park, Woojeong Kim, Evey Huang, Kyungsik Han, Juho Kim, JeongGil Ko, Sung-Ju Lee. "No More One Liners: Bringing Context into Emoji Recommendations", ACM Transactions on Social Computing, 2020.

• Huynh Nguyen Phan Sinh, Rajesh Balan, JeongGil Ko, Youngki Lee. "VitaMon: Measuring Heart Rate Variability Using the Smartphone Front Camera'', ACM SenSys 2019.

• Eunseong Boo, Shahid Raza, Joel Höglund, JeongGil Ko. "FDTLS: Supporting DTLS-based Combined Storage and Communication Security for IoT Devices", IEEE MASS 2019.

• Jaewon Choi, HyeonJung Park, Jeongyeup Paek, Rajesh Balan, JeongGil Ko. "LpGL: Low-power Graphics Library for Mobile AR Headsets", ACM MobiSys 2019.

• Jungmo Ahn, Hyungi Kim, Eunha Kim, JeongGil Ko. "Designing a Low-Cost IoT Sensing Platform for VOC Material Classification", IEEE DCOSS 2019.

• Jungmo Ahn, Huynh Nguyen Loc, Rajesh K. Balan, Youngki Lee, JeongGil Ko. "Finding Small Bowel Lesions: Challenges in Endoscopy Image-based Learning Systems", IEEE Computer, 2018.

• Huynh Nguyen Phan Sinh, Seungmin Kim, JeongGil Ko, Rajesh K. Balan, Youngki Lee. "EngageMon: Multi-Modal Engagement Sensing for Mobile Games", ACM UbiComp 2018.

• Hyung-sin Kim, David Culler, JeongGil Ko, Jeongyeup Paek. "Challenging the IPv6 Routing Protocol for Low-Power and Lossy Networks (RPL): A Survey", IEEE Communications Surveys & Tutorials, 2017.

• Jaeyeon Park, Woojin Nam, Tae Young Kim, Jaewon Choi, Sukhoon Lee, Dukyong Yoon, Jeongyeop Paek, JeongGil Ko. "Glasses For the Third Eye: Improving the Quality of Clinical Data Analysis with Motion Sensor-based Filtering", ACM SenSys 2017.

• Hee Jung Yoon, Ho-Kyeong Ra, Can Basaran, Sang Hyuk Son, Taejoon Park, JeongGil Ko. "Fuzzy Bin-based Classification for Detecting Children's Presence with 3D Depth Cameras", ACM Transactions on Sensor Networks, 2017.

• Ho-Kyeong Ra, Jungmo Ahn, Hee Jung Yoon, Dukyong Yoon, Sang Hyuk Son, JeongGil Ko. "I am a Smartwatch, Smart Enough to Know the Accuracy of My Own Heart Rate Sensor", ACM HotMobile 2017.

• Hyung-sin Kim, JeongGil Ko, Saewoong Bahk. "Smarter Markets for Smarter Life: Applications, Challenges and Deployment Experiences", IEEE Communications Magazine, 2017.

• Yongtae Park, Jihun Ha, Hyogon Kim, JeongGil Ko. "Enabling Sensor Network to Smartphone Interaction using Software Radios", ACM Transactions on Sensor Networks, 2016.

• Ki-Song Lee, JeongGil Ko. "Wireless Information and Power Transfer: Probability-based Power Allocation and Splitting with Low-complexity", IEEE Systems Journal, 2016.

• Joon-Gyum Kim, Chia-Wei Wu, Alvin Chiang, JeongGil Ko, Sung-Ju Lee. "A Picture is Worth a Thousand Words: Improving Mobile Messaging with Real-time Autonomous Image Selection", ACM HotMobile 2016.

Major Research Projects (Project Details):

1. Intelligent Sensing Systems

   • HeartQuake: Contactless ECG sensing using bed-mounted geophones

   • VOCkit: VOC-recognizing IoT system development

   • EngageMon: Multi-modal engagement sensing for mobile games

   • SmartEndo: Real-time data analysis for smart capsule endoscopy

   • SmartHR: Self-classifying smartwatch hear rate sensor accuracy

   • MediSense: Improving clinical data quality using on-bed motion sensors

   • MarketNet: Enabling electronic price tagging in indoors marketplaces

   • ReLiSCE: Resource limited sensor-based context extraction

   • ChildSafe: Detecting children's' presence using 3D depth cameras

   • MEDiSN: A multi-tiered wireless sensing system for real-time physiological signal data collection

2. Mobile Computing and AR/VR Systems

   • 4KODEC: Supporting ultra high-quality interactive video streaming with lower-quality videos

   • SUGO: Smartphone depth camera-based Korean Sign Language translation

   • LpGL: Energy-efficient graphics support for mobile AR/VR headsets

   • XREmul: Providing an effective input emulation environment for AR/VR application development

   • Vision Assistance Glass: Designing a wearable headset for vision therapy assistance

   • VoCell: Smartphone application development framework for vehicular networking applications

   • Energy-aware Miracast: Improving mobile video codecs for energy efficient operations

3. Embedded Networked Systems and Software Design

   • LiteZKP: Designing a lightweight Zero Proof Knowledge protocol for use in IoT/Edge computing platforms

   • FDTLS: Supporting DTLS-based storage and network security for IoT systems

   • SecureIoT: Certificate-based Security for Resource-constrained Internet of Things

   • iSDR: Supporting software radios on smartphones with efficient processing and energy consumption

   • PEASST: Point-to-point Packet Exchange with Asynchronous Sleep and Synchronous Transmissions

   • Egs Platform: A high-end mote platform design based on a ARM Cortex-M3 32-bit microcontoller

4. IETF Routing Protocol for Low-power and Lossy Networks (RPL) Protocol Design and Enhancements

   • Downwards RPL Enhancements: Improving the efficiency of RPL's downwards routing capabilities

   • DualMOP-RPL: Supporting multiple modes of operation for RPL networks

   • MoMoRo: Mobile-to-mobile routing for IPv6-based low-power and lossy wireless networks

   • TinyRPL: TinyOS implementations of the IPv6 RPL routing protocol

Advised Students:

Primarily Advised Students and Researchers

• Huynh Nguyen Phan Sinh (Postdoc)

• Jaeyeon Park (Ph.D. Student)

• Jaewon Choi (Ph.D. Student)

• Sungmin Lee (Ph.D. Student)

• HyeonJung Park (MS. Student)

• Jungmo Ahn (Ph.D. Student @ Ajou University)

• Eunseong Boo (MS. Graduated 2020)

• Seungmin Kim (MS. Graduated 2020, Initial position: RTst - military service)

• Woojin Nam (MS. Graduated 2019, Initial position: KT)

• Hyuksang Kwon (MS. Graduated 2018, Current position: Alchera - military service)

• Nakhyun Kim (MS. Graduated 2016, Initial position: SK Hynix)

Visitors

• Taehwan Kim (BS Student - Buknell University)

• Huynh Nguyen Phan Sinh (Ph.D Student - Singapore Management University)

Intern Students at ETRI or Collaborating Students

• Jisu Ha, Ajou University (MS Thesis Committee)

• Yongtae Park, Korea University

• Andrew H. Park, Daegu Gyeongbuk Institute of Science and Technology (PhD Thesis Committee, Initial position: National University of Singapore)

• Ho Kyeong (HK) Ra, Daegu Gyeongbuk Institute of Science and Technology (PhD Thesis Committee, Initial position: IBM Korea)

• Hee Jung (Sion) Yoon, Daegu Gyeongbuk Institute of Science and Technology (PhD Thesis Committee)

• Hyung-Sin Kim, Seoul National University

Media Coverage on My Research:

• IEEE Press Release, "Wireless Sensor Networks Get Real with Real-World Applications in the November Issue of the Proceedings of the IEEE". Dec 01 2010 [link]

• Discovery Channel Technology Video, "Emergency Rooms Go Wireless". Apr 10 2010 [link]

Awards and Honors:

• Best Reviewer Award, ICT Express, 2020.

• Best Poster Runner Up Award, COMSNETS 2020.

• Best Reviewer Award, ICT Express, 2019.

• Ajou Publication Award, Ajou University, 2019.

• Best Demo Award, ACM HotMobile 2019.

• Ajou Publication Award (Bronze), Ajou University, 2018.

• Best Paper Award, KICS Winter Conference 2018.

• Best Demo Award, ACM SenSys, 2015.

• Best Poster Award, IEEE SECON 2012.

• Student Travel Grant, IEEE SECON 2010.

• Abel Wolman Fellowship, Whiting School of Engineering, Johns Hopkins University, 2007-2008.

• College Scholarship, College of Information and Communications, Korea University, 2005-2006.

Research Community Memberships:

• IEEE (Senior Member), IEEE Communications Society

• TinyOS Core, net2, 15.4, ZigBee Working Groups

• KOCSEAA (Korean Computer Scientists and Engineers Association in America)

• KIISE (Korea Institute of Information Scientists and Engineers)

Contact:

• Email: , jeonggil.ko [at] yonsei.ac.kr, jeonggil.ko [at] gmail.com, jgko [at] cs.jhu.edu, jgko [at] cs.jhu.edu, jgko [at] ajou.ac.kr, jeonggil.ko [at] etri.re.kr, jgko [at] korea.ac.kr

• Previous Website: @Johns Hopkins

• Office Address:

  • Rm 306, Vertitas C Hall, Yonsei University, 85 Songdogwahak-Ro, Yeonsu-Gu, Incheon Metropolitan City, South Korea, 21983.

  • 인천광역시 연수구 송도과학로 85 (연세대학교) 진리관C 306호 (우: 21983)

• Office Phone: +82-32-749-5813