Dr. Jahwan Koo, Ph.D. 
Postdoctoral Fellow

Office #: 5385
Computer Sciences Department
University of Wisconsin - Madison
1210 W. Dayton Street, Madison, WI 53706, USA


Family : My wife, Yunhee Rhee, and my daughter, HeeJae Koo

Advisor 1 :Prof. Jinwook Chung
Advisor 2 :Prof. Seongjin Ahn
Advisor 3 :Prof. Hyunseung Choo
Advisor 4 :Prof. Suman Banerjee

Mobile : +1 (608)-287-4984
Office : +1 (608)-262-1079
Fax : +1 (608)-262-9777
Official E-mail : jhkoo at cs.wisc.edu

About Dr. Jahwan Koo

Curriculum Vitae

Jahwan Koo received the B.S., M.S. and Ph.D. degrees in Computer Communication and Networking from Sungkyunkwan University (SKKU), South Korea, in 1994, 1996, and 2005, respectively. For more than five years (from 1997 to 2002), he was a system engineer and infrastructure architect at LG CNS Co., Ltd. (initially LG-EDS), South Korea. For one and half years, he joined at the School of Information and Communication Engineering, SKKU, as a Research Professor. He authored Network Principles and Practices (Life & Books Press, 2004) and Understanding Information and Communication Technology (Life & Books Press, 2005). He is a member of ACM, IEEE, IAENG, KSII, etc. He is currently working as a Postdoctoral Fellow at Computer Sciences Departement, University of Winsconsin - Madison, USA. His research interests include Internet Quality of Service, Network Management, Network Security, and Information Technology Architecture.

RESEARCH AREAS

On-Going Projects

Network Coding

WiMAX

End-to-End Proactive Wireless TCP

High Performance TCP/IP Networking

TCP Performance over Heterogeneous Networks

Congestion Control Mechanism for Massive Data High Speed Transmissions

Quality of Service in IP Networks

Differentiated Service Architecture

Traffic Engineering for Differentiated Services in Wired/Wireless IP Network

Ubiquitous Computing and Wireless Sensor Network

Scalable Wireless Sensor Network

Ad-hoc Routing Protocol

Network Measurement

Automated Connectivity for IPv6

Network Security Management Systems

Active/Passive Performance Measurement Tools

EDUCATION

Ph.D. in Information and Communication Engineering at Sungkyunkwan University, Korea, February 2006.

Advisors: Prof. Jinwook Chung, Prof. Seongjin Ahn, and Prof. Jitae Shin

Thesis title: Controllable Class-based Service Architecture for QoS Differentiation.

M.S. in Information Engineering at Sungkyunkwan University, Korea, February 1997.

Advisor: Prof. Jinwook Chung

Thesis title: A Study on the Interface Design of Network Traffic Analysis Systems.

B.S. in Information Engineering at Sungkyunkwan University, Korea, February 1995.

RESEARCH EXPERIENCE

Postdoctoral Fellow at Computer Sciences Department, University of Wisconsin - Madison (November 2007 ~ October 2009).

Research Professor at Intelligent HCI Convergence Research Center, School of Information and Communication Engineering, Sungkyunkwan University (March 2006 ~ August 2007).

Researcher at Institute of Next Generation Computer Technology sponsored by KISTI(Korea Institute of Science and Technology Information) (September 2002~ February 2006).

Development of a Performance Measurement System based on SLA for Grid Application (April 2005 ~ November 2005).

Implementation & Deployment of Automated Connectivity System for IPv6 Users on KREONET (April 2004 ~ November 2004).

Implementation of Network Weather Report System through Network State Observation (March 2005 ~ October 2005).

Research and Development of the Network Security Management System with WORM virus Blocking Mechanism (March 2004 ~ October 2004).

Design & Implementation of System Management with Multiple Access Channels on Wired and Wireless Network (April 2004 ~ November 2004).

Implementing Grid Network Performance Evaluation System based on SLA (April 2004 ~ December 2004).

A Study on the Web-based Server Management System Using Agent Technology (April 2003 ~ December 2003).

A Study on the Grid Network Performance Measurement System (April 2003 ~ December 2003).

Implementing an Integrated System for IP Address Management in a Distributed Network Environment (March. 2003 ~ November. 2003)

Instructor at Sungkyunkwan University (March 2003 ~ February 2006)

System Programming (Undergraduate Course)

Object-Oriented Programming (Undergraduate Course)

Advanced Topics in Computer Networks (Graduate Course)

Advanced Topics in Computer Security (Graduate Course)

Infrastructure Engineer at LG CNS Co., Ltd (October 1999 ~ August 2002)

Microsoft Specialist (Microsoft Certified System Engineers and Database Administrator)

ISP (Information Strategy Planning) and IT Consulting

System Development and Performance Evaluation

PUBLICATIONS

Selected Publications

List of CFPs

SKILLS

Networks and Protocols: Internet protocols and algorithms (ARP, ICMP, IP, TCP, TCP Congestion Control for Wired/Wireless, SNMP).

Computer languages: C/C++, Visual C++, Java, SQL, Script Language (HTML, Tcl/Tk, Perl, VBScript, ASP).

Computer environments: MS-WINDOWS (NT-Server, XP, 2000), UNIX (SUN Solaris, HP-UX), LINUX.

Software tools: MS-SQL Server, Oracle Database, Matlab, MS-Office, LaTex

Simulator: ns-2 (Network Simulator)

HONORS AND ACTIVITIES

Postdoctoral Fellowship from the Korea Research Foundation (November 2007 ~ October 2008).

Best Paper Award of the Year at the School of Information and Communication Engineering, Sungkyunkwan University (2005).

Scholarship from the Korea Sanhak Foundation (2003 ~ 2004).

PROFESIONAL SERVICES

Workshop Organizer and Session Chair

13th International Conference on Human-Computer Interaction (HCI) (2009).

12th International Conference on Human-Computer Interaction (HCI) (2007).

Committee Member

ACM Member (2007 ~ Current).

IEEE Member (2007 ~ Current).

IAENG International Conference on Computer Science (ICCS'07, ICCS'08).

IAENG International Conference on Communication Systems and Applications (ICCSA'07, ICCSA'08).

IAENG International Conference on Software Engineering (ICSE'07, ICSE'08).

Reviewer

International Conference on Computational Science (2003 ~ 2006).

International Conference on Computational Science and its Applications (2005 ~ 2006).

Journal of Korean Society for Internet Information (2006 ~ Current)

Invited Speaker

SLA-based Performance Measurement Systems for Grid Network Operating Center, Grid Forum Korea Winter Workshop (2005).

TEACHING

2007 Spring [C Programming (SKKU)]

2006 Spring [Introduction to Computer Science (SKKU) |  Special Topics on Computer Network (SKKU)]

2005 Fall [Special Topics on Computer Security (SKKU) |  Comuputer Security (SKKU) |  Object Oriented Programming (SKKU)]

2005 Spring [Unix Fundamental (SKKU) |  Object Oriented Programming (SKKU) |  Data Structures (SKKU)]

2004 Fall [Object-oriented Programmming (SKKU) |  Protocol Analysis (ATC)]

2004 Spring [System Programming (SKKU) |  Data Communications and Networking (DTC) |  Network Principles and Practices (DTC)]

2003 Fall [Visual Programming II (DTC)]

2003 Spring [System Programming (SKKU) |  Visual Programming I (DTC)]

2002 Fall [Unix Programming (DTC)]

CERTIFICATES

Microsoft Certified Systems Engineer(MCSE)

Microsoft Certified Professional + Internet

Microsoft Certified Database Administrator(MCDBA)

Certified Systems Engineer(CSE) HP-UX