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Kyu-Han Kim, PhD

Senior Research Scientist
Deutsche Telekom Inc., R&D Lab USA
5050 El Camino Real, Los Altos, CA 94022
Phones : 1-650-335-4114 / Fax : 1-650-335-4101
Email :

RESEARCH INTERESTS

Wireless systems (mesh networks, cognitive radio) and mobile/distributed systems with emphasis on Quality-of-Service (QoS) and fault-tolerance (here is a pdf version)

EDUCATION

Ph.D in Computer Science & Engineering, April 2009
The University of Michigan, Ann Arbor, MI
Advisor: Dr. Kang G. Shin
Dissertation: QoS-adaptive Self-Managing Wireless Systems
Dissertation Committee: Kang G. Shin (chair), Brian Noble, Jason Flinn, and Dawn Tilbury

M.S. in Computer Science, May 2003
Georgia Institute of Technology, Atlanta, GA
Major: Mobile and Wireless Systems
Advisor: Dr. Raghupathy Sivakumar

B.S. in Computer Science & Engineering, February 2000
Korea University, Seoul, Korea

RESEARCH EXPERIENCE

Deutsche Telekom Inc., R&D Lab, Los Altos, CA
Senior Research Scientist , Services and Mobile Platforms (2009 ~ Current)
  • Open Mobile Platforms
    Developing mobile services and systems in open mobile platforms (e.g., Android)
The University of Michigan, Ann Arbor, MI
Graduate Student Research Assistant, Real-Time Computing Laboratory (2003 ~ 2009)
  • Mobile Wireless Router Systems (2007)
    Designed and developed an algorithm that autonomously forms multi-hop relay networks using mobile robots
  • Self-Healing Multi-Radio Wireless Mesh Networks (2006)
    Designed, developed, and evaluated self-reconfiguration algorithms and protocols
  • Efficient Accurate Measurement of Link Quality in Wireless Mesh Networks (2005)
    Designed, developed, and evaluated link-quality measurement framework that is highly efficient and accurate Publicly released on the web
  • Mobile Collaborative Community (2004)
    Envisioned the concept of mobile community and developed inverse-multiplexer for effective bandwidth sharing
NEC Laboratories America, Princeton, NJ
Summer Research Intern, Broadband and Mobile Network Group (2007)
  • Understanding Spatial Characteristics of Wireless Links
    Designed, developed, and demonstrated spatial link-quality measurement and autonomous node relocation techniques (SMART)
Georgia Institute of Technology, Atlanta, GA
Graduate Research Assistant , GNAN Wireless Research Group (2002 ~ 2003)
  • Receiver-Centric Transport Protocol (2003)
    Developed, implemented, and evaluated a transport protocol that improves congestion control and energy-efficiency
  • Parallel Transmission Control Protocol (2002)
    Implemented and evaluated a transport protocol that effectively aggreates bandwidth of multiple wireless interfaces

INDUSTRY EXPERIENCE

Dacom System Technologies, Seoul, Korea
Software engineer, e-Business team (2001)
  • Built a prototype of enterprise application integration (EAI) for Dacom using Webmethods

PUBLICATIONS, TECHNICAL REPORTS, and PATENTS


  Mobile Sensing in Open Mobile Systems
  • Improving Energy Efficiency of Location Sensing on Smartphones .
    Zhenyun Zhuang, Kyu-Han Kim and Jatinder P. Singh
    To appear in Proceedings of ACM Internation Conference on Mobile Systems, Services and Applications (MobiSys), San Francisco, CA, USA, June 2010
  System Support for Self-Managing Wireless Mesh Networks
  • Self-Reconfigurable Wireless Mesh Networks.
    (Extended version of the ACM MobiCom 2007 paper).
    Kyu-Han Kim and Kang G. Shin
    Accepted for IEEE/ACM Transaction on Networking (ToN), 2010.
  • Accurate and Asymmetry-aware Measurement of Link Quality In Wireless Mesh Networks (Extended version of the ACM MobiCom 2006 paper).
    Kyu-Han Kim and Kang G. Shin
    In IEEE/ACM Transaction on Networking (ToN), 2009
  • Extended Abstract: Self-Healing Multi-Radio Wireless Mesh Networks.
    Kyu-Han Kim and Kang G. Shin
    In Proceedings of ACM International Conference on Mobile Computing and Networking (MobiCom), Montreal, QC, Canada, September 2007
  • On Accurate Measurement of Link Quality In Multi-hop Wireless Mesh Networks.
    Kyu-Han Kim and Kang G. Shin
    In Proceedings of ACM International Conference on Mobile Computing and Networking (MobiCom), Los Angeles, CA, USA, September 2006
    Nomination for Student Best Paper Award
  Enhancing the Network Performance for Mobile Devices
  • PRISM: Improving the Performance of Inverse-Multiplexed TCP in Wireless Networks (Extended version of the USENIX/ACM MobiSys 2005 paper) .
    Kyu-Han Kim and Kang G. Shin
    In IEEE Transaction on Mobile Computing (TMC), Nov. 2007
  • Improving TCP Performance over Wireless Networks with Collaborative Multi-homed Mobile Hosts .
    Kyu-Han Kim and Kang G. Shin
    In Proceedings of USENIX/ACM International Conference on Mobile Systems, Applications, and Services (MobiSys), Seattle, WA, USA, June 2005
  • A Receiver-Centric Transport Protocol for Mobile Hosts with Heterogenious Wireless Interfaces (Extended version of the ACM MobiCom 2003 paper) .
    Hung-Yun Hsieh, Kyu-Han Kim, Yujie Zhu and Raghupathy Sivakumar
    In ACM/Kluwer Wireless Networks Journal (WINET), 2005
  • An End-to-End Approach for Transparent Mobility across Heterogeneous Wireless Networks.
    Hung-Yun Hsieh, Kyu-Han Kim and Raghupathy Sivakumar
    In ACM/Kluwer Mobile Network and Applications Journal(MONET), Special Issue on Integration of Heterogeneous Wireless Technologies, 2004
  • A Receiver-Centric Transport Protocol for Mobile Hosts with Heterogenious Wireless Interfaces.
    Hung-Yun Hsieh, Kyu-Han Kim, Yujie Zhu and Raghupathy Sivakumar
    In Proceedings of ACM International Conference on Mobile Computing and Networking (MobiCom), San Diego, CA USA, September 2003
    Student Best Paper Award
  • On Achieving Weighted Service Differenciation: An End-to-End Perspective.
    Hung-Yun Hsieh, Kyu-Han Kim and Raghupathy Sivakumar
    In Proceedings of IEEE International Workshop on Quality of Service (IWQoS), Montery, CA USA, June 2003
  • Enhancing TCP for networks with Guarantted Bandwidth Services.
    Yujie Zhu, O. Oladeji, Kyu-Han Kim, Raghupathy Sivakumar
    In Proceedings of IEEE Global Communications Conference (GlobeCom), San Francisco, CA USA, December 2003
  • Thinck: A Hybrid Thin-client/Thick-client Approach to Mobile Information Access..
    Tae-Young Chang, Kyu-Han Kim and Raghupathy Sivakumar
    Poster presentation in USENIX/ACM International Conference on Mobile Systems, Applications and Services (MobiSys), San Francisco, CA, USA, May 2003
  Robot-assisted Wireless Systems
  • Sybot: An Adaptive and Mobile Spectrum Survey System for WiFi Networks
    Kyu-Han Kim, Alexander W. Min, and Kang G. Shin
    To appear in Proceedings of ACM International Conference on Mobile Computing and Networking (MobiCom'10), Chicago, IL, September 2010.
  • MARS: Mobile Autonomous Router System for Multi-Hop Wireless Relays.
    Kyu-Han Kim, Dragos Niculescu, and Kang G. Shin
    Technical Report 2007-L166, NEC Laboratories America Technical, 2007.
  • Towards Autonomous Wireless Systems using Mobile Robots.
    Kyu-Han Kim, Dragos Niculescu, and Kang G. Shin
    Technical Report 2007-L136, NEC Laboratories America, 2007.
  • Mobile Antenna and Access Point .
    Dragos Niculescu and Kyu-Han Kim
    Invention Record No. 07051 (Patent filed), NEC Laboratories America, 2007.

HONORS & AWARDS

  • Nomination for CSE Research Honor Competetion at the Univ. of Michigan 2006/07
  • Moon-Jung Chung Scholarship, Korean Computer Scientist & Engineer Association, 2007
  • Guaranteed Financial Aid Award by EECS, The University of Michigan, 2003-07
  • Nomination for ACM MobiCom 2006 Student Best Paper Award
  • The Ministry of Information & Communication Scholarship, Republic of Korea, 2001-05
  • NSF, USENIX, and Rackham Graduate School Student Travel Grants, 2005
  • The University of Michigan Summer Research Fellowship, 2004
  • ACM MobiCom 2003 Student Best Paper Award
  • The Academic Excellence Scholarship (Top 1~3%), The Korea University, 1998-2000

TECHNICAL SKILLS

  • Proficient in IEEE 802.11 MAC and device drivers (MADWiFi, Orinoco, Cisco, and Zydas)
  • Proficient in C, C++, and Linux system/module programming (on both x86 and Strong-arm CPU)
  • Proficient in Linux network protocols (TCP/UDP, IP, iptables/netfilter, GRE)
  • Proficient in embedded hardware platforms (iPaq,stargate,soekris,router boards,iRobot)
  • Proficient in ns-2 network simulator and emulator
  • Familiar with Tcl, awk, perl, and Java

SERVICES AND ACTIVITIES

  • Research mentor of senior undergraduate students through University of Michigan Undergraduate Research Opportunity Program (UROP) for three semesters, 2008
  • Participant in research funding proposals: (i) DARPA/IPTO #05-37: Adaptive Cognition-Enhanced Radio Teams (ACERT) 2005, (ii) Office of Naval Research MURI 2007 #06-28: Robust and Resilient Tactical Mobile Ad-Hoc Networks, and (iii) NSF CNS: Core Programs 2008
  • Reviewer for ACM MobiCom 2003/2006-08, IEEE InfoCom 2003/2007-08, IEEE ICNP 2004, IEEEWoWMoM 2007, IEEE TMC 2007, IEEE TOC 2008, IEEE TWC 2008, IEEE/ACM ToN 2008
  • Student volunteer for ACM MobiCom 2002, ACM MobiHoc 2003, and RTSN 2006
  • Coordinator of a networking research group (of 12 Ph.D Students) at University of Michigan (2004-07)
  • Army service in the Republic of Korea (1996-98)

REFERENCES

  • Available upon requests