Biography
Education
- ▶ Ph.D. (Operations Research), Northwestern University, 1975
▶ M.S. (Industrial Engineering), Northwestern University, 1972
▶ B.S. (Electronic Engineering), Seoul National University, 1969
Career
- + Dean (Present)
Graduate school of Information & Management, KAIST
+ Member (Present)
The National Academy of Engineering of Korea(NAEK)
+ Member of the Advisory Editorial Board(AEB) (Present)
Journal of Information Technology and Management, Baltzer Science Publishers
+ Member (Present)
Korea IT Leaders Forum
+ Director (2002 - 2004)
Advanced Telecom Management Program(ATM), KAIST
+ Director (1996 - 2002)
Center for Telecommunications Management and Policy (CTMP)
+ General Co-Chair (2000)
INFORMS 2000 Seoul International Conference
+ Editor (2000)
Special Issue(2000) on "Telecommunications Research in Korea"
Telecommunication Systems, Baltzer Science Publishers
+ Chairman (1996 - 1999)
Telecom-MBA Program, KAIST Graduate School of Management
+ President (1997 - 1998)
Korea Operations Research and Management Science Society
+ Director of Academic Activities, Chairman of SIG on Telecom Management (1993 -1994) Korean Institute of Communication Sciences
+ Vice-president (1990 - 1992)
Korea Operations Research and Management Science Society
+ Humboldt Fellow (1987)
School of Computer Science, University of Darmstadt (TH Darmstadt), Germany
+ Guest Scientist (1986-1987) Digital Network Group, German Aerospace Research Agency (DFVLR), Germany
+ Chairman (1982 - 1984)
Department of Management Science, KAIST
+ Editor-in-Chief (1983 - 1985)
Journal of the Korean Operations Research and Management Science Society
+ Visiting Scientist (1983)
IBM Japan Science Institute, Tokyo, Japan
+ Visiting Scientist (1981 - 1982)
IBM Thomas J. Watson Research Center,Yorktown Heights, New York, U.S.A.
+ Invited Researcher (1979-1980)
Korea Institute of Science and Technology
+ Invited Researcher (1978)
Department of Engineering-Economic Systems, Stanford University, U.S.A.
Publications & Research
Publications (patents, etc.)
- < Part I Telecommunications Systems >
- Call control in a CDMA cellular system
(1) Load Analysis of the Soft Handoff scheme in a CDMA cellular system, IEEE J-SAC.Vol.19, No.6, pp.1147~1152, 2001, D.W. Tcha, S.Y. Kang & G.W. Jin
(2) Integrated Call Control in a CDMA Cellular System, IEEE Trans VT., Vol.50, No.1, pp.97~108, 2001, D.W. Tcha, C.H. Paik, G.H. Jin & J.H. Ahn
- Frequency assignment in a FDMA/TDMA system
(3) A New Lower Bound for the Frequency Assignment Problem, IEEE/ACM Trans. on Networking, Vol. 5, No.2, pp.34~39, 1997, D.W. Tcha & Y.J. Chung
(4) Prioritized Channel Assignment in a Cellular Radio Network, IEEE Trans. Communications, Vol.40, No.7, pp.1259~1269, 1992, S.H. Oh & D.W. Tcha
- Survivable network design and control
(5) Design of Communication Networks with Survivability Constraints, Management Science, Vol. 45, No. 2, pp.238~252, Y.S. Myung , H.J. Kim & D.W. Tcha
(6) Optimal Load Balancing on SONET Bidirectional Rings, perations Research (OR), Vol.45, No.1, pp.148~152, 1997, Y.S. Myung, H.G. Kim & D.W. Tcha
- Other network management issues
(7) Location-Area Partition in a Cellular Network, J, of OR Society, Vol.48, No.11, pp.1076~1081, 1997, D.W. Tcha, T.J. Choi & Y.S. Myung
(8) Information Dissemination in Trees with Nonuniform Edge Transmission Times, IEEE Trans. on Computers, Vol.40, No.10, pp.1174~1177, 1991, J.M. Koh & D.W. Tcha
< Part II Operations Research >
- Performance modeling and analysis (and communication related ones)
(9) On The Generalized Minimum Spanning Tree problem, Networks, Vol.26, No.4, pp.231~241, 1995, Y.S. Myung, C.H. Lee & D.W. Tcha
(10) Optimal Control of Single Server Queuing Networks and Multiclass M/G/1 Queues with Feedback, Operations Research, Vol.25, No.2, pp.248~258, 1977, D.W.Tcha & Stanley R. Pliska
Research Areas
- ▶ Digital Convergence Strategy and Business Models
▶ ICM(Information, Communication & Media) Management: Technology, Industry Analysis & Strategy Development
▶ Market Analysis and Planning of ICM Services
▶ Constructing and Interconnecting (multi) media networks for the ubiquitous society
