Dr. Teerapat Sanguankotchakorn

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Educational Background

  • D.Eng.: March 1993
    • Department of Information Processing, Interdisciplinary Science and Engineering Graduate School at Nagatsuta,Tokyo Institute of Technology, Tokyo, Japan
  • M. Eng.: March 1990
    • Department of Information Processing, Interdisciplinary Science and Engineering Graduate School at Nagatsuta,Tokyo Institute of Technology, Tokyo, Japan
  • Certificate in Japanese Language: September 1987
    • Department of Foreign Language Study, Osaka University of Foreign Study, Osaka, Japan
  • B. Eng.: March 1987
    • Department of Electrical Engineering,Chulalongkhorn University, Bangkok, Thailand

Memberships in Professional Bodies

  • Senior Member, Institute of Electrical and Electronics Engineers (IEEE) , Member IEICE (Japan)

Research Interests 

  • High Speed Network Protocol
  • Broadband Networks: IP, ATM, MPLS
  • Wireless Networks: Mobile ad Hoc Networks, Cross-layer Design, Resource Management
  • Quality of Service based Routing Protocol
  • Multimedia Applications: peer-to-peer
  • Traffic Engineering: Dynamic Provisioning, Network Design, Routing, Flow and Congestion Control, Scheduling
  • Digital Signal Processing: Image Compression

Courses offered

Presentation

Publications

Research Patents:

  • Teerapat Sanguankotchakorn: Quality of Service (QoS) in Telecommunication Networks, in Thai Telecommunications Encyclopedia 2009.
  • Teerapat Sanguankotchakorn: Asynchronous Transfer Mode (ATM), in Thai Telecommunications Encyclopedia 2009.
  • Teerapat Sanguankotchakorn: ISDB-T: Integrated Services Digital Broadcasting Television-Terrestrial, in Audio and Video Broadcasting Technology, Faculty of Engineering, Chulalongkorn University, ISBN:978-616-557-123-0, 2010.

Selected Journal Papers

  • Kida T. and Sanguankotchakorn T.: Study of Generating Function of Sampling Theorem and Optimum Interpolation Functions Minimizing Some kinds of Measures, Trans. on IEICE(A), J73-A, 1, August, 1991
  • Kida T. and Sanguankotchakorn T.: Generalized Optimum Interpolatory Estimation of Multidimensional Orthogonal Expansions with Stochastic Coefficients,” Trans. on IEICE, Fundamentals, E75-A, 1, December, 1992
  • Poonlap Lamsrichan and Teerapat Sanguankotchakorn: Embedded Image Coding using Context Adaptive Wavelet Difference Reduction, IEICE Trans. of Information and Communications, Special Section on Advanced Image Technology, pp.81-89, January, 2007
  • Teerapat Sanguankotchakorn and Tanwa Korngkriengkrai: Performance of IP Multicast in MPLS using PIM-SM (Protocol Independent Multicast-Sparse Mode), International Journal of Computer Science and Network Security (IJCSNS), Vol.9, No.1, pp.368-378, January 2009.
  • Jagadish Ghimire, Mehdi Mani, Teerapat Sanguankotchakorn and Noel Crespi: Delay and Capacity Analysis of P2P, IEEE Transactions on Parallel and Distributed Systems (submitted, waiting for acceptance).
  • Teerapat Sanguankotchakorn and Ruenun Urwijitaroon: QoS Provisioning Strategy for QoS-Unaware Applications in an IntServ/DiffServ Interoperating Network, International Journal of Computer Science and Network Security (IJCSNS), Vol.10, No.5,, pp.261-273, May 2010.

Selected International Conference Papers

  • Kida T. and Sanguankotchakorn T.: Study on Generating Function and Interpolation Functions for Sampling Theorem, Fourth Digital Signal Processing Symposium, Atami, Japan, pp.203-208, December 1989.
  • Kida T. and Sanguankotchakorn T.: Multichannel Multirate Sampling of Low-pass Stochastic Signals, EUSIPCO’92 Sixth European Signal Processing Conference, Brussels, Belgium, August 24-27, 1992.
  • Kida T. and Sanguankotchakorn T.: Interpolatory Estimation of Multidimensional Orthogonal Expansion with Stochastic Coefficients, IEEE International Conference on System Engineering, International Conference Hall, Kobe, Japan, September 17-19, 1992.
  • Teerapat Sanguankotchakorn and Jadesada Chaijaruwanich: Delay Bound Analysis of Voice-over-IP: Case study of TOT (Telephone Organization of Thailand), APNOMS 2000 (Asia-Pacific Network Operations and Management Symposium) Nara, Japan, pp.67-72, October 11~13, 2000.
  • Sutthichoke Thongjuapet and Teerapat Sanguankotchakorn: Buffer Analysis of Lossless Handover for CBR Video Source in Wireless ATM Networks, International Conference on Communications in Computing (CIC’2001) Las Vegas, Nevada, USA, pp.177-183, June 25~28, 2001.
  • Teerapat Sanguankotchakorn and Bhichate Chiewthanakul: Bandwidth Allocation Scheme in ATM Networks Based on Virtual Path for different Quality of Service (QoS) Requirements, The 9th IEEE International Conference on Networks (IEEE-ICON2001), Bangkok, Thailand, pp.523-528, October 10~12, 2001.
  • Teerapat Sanguankotchakorn and Janet Aung (a) Aye Aye Aung: Congestion Control Strategy for Transient Video Source in ATM Network, The 7th IEEE International Conference on Computers and Communications (ISCC’2002), Taormina, Italy, pp.664-669, July 1-4, 2002.
  • Teerapat Sanguankotchakorn and Sangchai Monkronthong: Guidelines for Providing the Guaranteed Service in the Scalability Integrated Service with the Aggregation in the Core Networks, The 8th IEEE International Conference on Communication Systems (ICCS2002), Singapore, November 25-28, 2002.
  • Teerapat Sanguankotchakorn and Jeerakit Fangtham: New Encoding Time Reduction Approach in EBCOT for JPEG2000, The 7th World Multi-Conference on Systemics, Cybernetics and Informatics (SCI 2003), Orlando, Florida, USA, pp.68~71, July 27-30, 2003
  • Teerapat Sanguankotchakorn and Chagkrit Sribariwut: Robust Call Admission Control in Mobile Multimedia Network, The 7th Asia-Pacific Network Operations and Management Symposium (APNOMS2003), Managing Pervasive Computing and Ubiquitous Communications, Fukuoka, Japan, pp.639~640, October 1~3, 2003.
  • Teerapat Sanguankotchakorn and Thanade Lerdrang: Comparative Performance of Location Management in Mobile IP Network, The 6th International Symposium on Wireless Personal Multimedia Communications (WPMC2003), Yokosuka Arts Theatre, Yokosuka, Kanagawa, Japan, pp.v3-143~v3-147, October 19-22, 2003.
  • Azfar Moid and Teerapat Sanguankotchakorn: Bandwidth Assignment Strategy in Label Switch Path for DiffServ aware MPLS Environment, The 8th International Conference on Cellular and Intelligent Communications (CIC2003), Seoul, Korea, October 28~31, 2003.
  • Teerapat Sanguankotchakorn and Nguyen Thanh Son: Multicast Distributed Routing Algorithm for Providing Network Quality of Service, The 4thInternational Conference on Information, Communication & Signal Processing, The 4th IEEE Pacific-Rim Conference on Multimedia ICICS 2003/PCM 2003, Singapore, December 15~18, 2003.
  • Teerapat Sanguankotchakorn and Panyarat Viravan: Resource Allocation Algorithm for supporting QoS in Wireless Ad Hoc Networks, The International Conference on Computing, Communications and Control Technologies (CCCT 2004), Austin (Texas) USA, August 14~17, 2004.
  • Teerapat Sanguankotchakorn and Srijittra Swaisaenyakorn: An optimal Routing Algorithm in Ad Hoc Wireless Network, The 7th International Symposium on Wireless Personal Multimedia Communications WPMC 2004, Abano Terme, Italy, September 12~15, 2004.
  • Teerapat Sanguankotchakorn and Panuvit Wibullanon: Study of Location Management for Next Generation Personal Communication Networks, The 7thWSEAS International Conference on Telecommunications and Informatics (TELE-INFO’05), Prague, Czech Republic, March 13~15, 2005.
  • Shobhan Adhikari and Teerapat Sanguankotchakorn: Advance Duplicate Address Detection (DAD) and Buffering-based Provision of Seamless Handover in Mobile IPv6, The 2nd International Conference on E-Business and Telecommunication Networks (ICETE 2005) Microsoft Convention Center at Reading U.K., October 3~7, 2005.
  • Teerapat Sanguankotchakorn and Mongkol Somrobru: Performance Evaluation of IPv6/IPv4 Deployment over Dedicated Data Links, The 5th IEEE International Conference on Information, Communications and Signal Processing (ICICS 2005), The Grand Hotel, Bangkok, Thailand, December, 6~9, 2005.
  • Poonlap Lamsrichan and Teerapat Sanguankotchakorn: Adaptive Wavelet Difference Reduction using High-Order Context Modeling for Embedded Image Compression, The 5th IEEE International Conference on Information, Communications and Signal Processing (ICICS 2005), The Grand Hotel, Bangkok, Thailand, December, 6~9, 2005.
  • Pituk Panthong, Surasak Chiangga, Keattisak Sripimanwat, Teerapat Sanguankotchakorn, Chengzu Li and Linmei Liang: Experimental Free Space Quantum Key Distribution, The 4th International Conference on Optical Communications and Networks (ICOCN 2005), The Intercontinental Hotel, Bangkok, Thailand, December 14~16, 2005.
  • Poonlap Lamsrichan and Teerapat Sanguankotchakorn: Embedded Image Coding using Context-based Adaptive Wavelet Difference Reduction The IEEE International Conference on Image Processing (ICIP 2006), Atlanta GA, USA, October, 8~11, 2006.
  • Nawat Kamnoonwatana, Andey Kuprianov, Poompat Saengudomlert, Teerapat Sanguankotchakorn and Kanchana Kanchansut : DVTS Video Frame Rate Adjustment Based on Motion Detection, The IEEE 2nd International Conference on Automated Production of Cross Media Content for Multi-channel Distribution (axmedis2006), University of Leeds, UK, pp. 229-235, December 13-15, 2006.
  • Tubtim Sanguanwongthong and Teerapat Sanguankotchakorn: Performance of IPngLS and MPLS, IAENG International Conference on Communication System Applications (ICCSA’07), Hong Kong, March 21-23, 2007.
  • Teerapat Sanguankotchakorn and Preeda Jaiton: Effect of Triangular Routing in Mixed IPv4/IPv6 Networks, The 7th International Conference on Networking (ICN2008), Cancum, Mexico, April 13-18, 2008.
  • Poonlap Lamsrichan and Teerapat Sanguankotchakorn: Embedded Color Image Coding with Context Adaptive Wavelet Difference Reduction, International Symposium on Intelligent Signal Processing and Communications System 2009 (ISPACS2009),Kanazawa, Japan, December 7-9, 2009.
  • Teerapat Sanguankotchakorn and Newton Perera: Hybrid Multi-constrained Optimal Path QoS Routing with Inaccurate Link State, The 9th International Conference on Networks (ICN2010), Menuires, The Three Valleys, French Alps, France, April 11-16, 2010.
  • Jagadish Ghimire, Mehdi Mani, Teerapat Sanguankotchakorn and Noel Crespi: Self-connectivity Estimation for Super Node Overlay Creation in Ad-hoc Networks, The IEEE 17th International Conference on Telecommunications (ICT2010), Doha, Qatar, April 4-7, 2010.
  • Amina Akhter and Teerapat Sanguankotchakorn: Modified AODV for Multi-Constrained QoS Routing and Performance Optimization, The 7th IEEE ECTI-CON 2010, Chiang Mai Thailand, pp.263-267, May 19-21, 2010.
  • Kunagorn Kunavut and Teerapat Sanguankotchakorn: QoS-aware Routing for Mobile Ad Hoc Networks based on Multiple Metris: Connectivity Index (CI) and Delay, The 7th IEEE ECTI-CON 2010, Chiang Mai Thailand, pp.46-50, May 19-21, 2010.
  • Ranju Pant and Teerapat Sanguankotchakorn: A Heuristic Approach for Bandwidth Constraint Path Selection in MPLS Based Networks, The 7th IEEE ECTI-CON 2010, Chiang Mai Thailand, pp.909-913, May 19-21, 2010.
  • Jagadish Ghimire, Mehdi Mani, Teerapat Sanguankotchakorn and Noel Crespi: Delay and capacity Analysis of Structured P2P Overlay for IP Telephony,2010 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS10), Ottawa, Canada, July 11-14, 2010.
  • Teerapat Sanguankotchakorn and Kumar Pudashine: The Cross-layer Framework for Efficient MPEG-4Video Streaming over IEEE802.11e in MANETs,15th IEEE International Workshop on Computer Aided Modeling Analysis and Design of Communication Links and Networks (IEEE CAMAD’10), Miami, Florida, USA, December 3-4, 2010. (submitted, waiting for acceptance)

Invited Talks

  • Teerapat Sanguankotchakorn: Delay Bound Analysis of Voice over IP:Case Study of TOT (Telephone Organization of Thailand), 2000 Asia-Pacific Network Operations and Management Symposium: New Management Paradigms and Technologies Towards the Internet Millennium (APNOMS 2000) Nara-Ken New Public Hall, Nara, Japan, October 11-13, 2000.
  • Teerapat Sanguankotchakorn: QoS Strategy in DiffServ aware MPLS environment, The 6th Asia-Pacific Network Operations and Management Symposium: Integrated Management for Telecommunication Solutions-Process, OSS and Technology (APNOMS 2002) Seogwipo KAL Hotel, Jeju, Korea, pp.545-550, September 25-27, 2002.
  • Teerapat Sanguankotchakorn: ISDB-T: Integrated Services Digital Television-Terrestrial, seminar on Audio and Video Broadcasting Technology, at Faculty of Engineering, Chulalongkorn University, Bangkok, Thailand, June 18th, 2010.

Engineering and Workshop Papers

  • Sanguankotchakorn T.: Speech Detection by Structural Extraction and its Fundamental Experiment, No. PDP-93-0016, Information Processing Systems Research Department, Telecommunication and Information Systems Research Laboratory, Sony Corp., Tokyo, Japan, July 1993.
  • Sanguankotchakorn T.: Multiresolution Wavelets Filters Design for Edge Based Coding, No. PDP-93-0023, Information Processing Systems Research Department, Telecommunication and Information Systems Research Laboratory, Sony Corp., Tokyo, Japan, January 1994.
  • Nattiya Khaitiyakun, Teerapat Sanguankotchakorn and Kanchana Kanchanasut: Video Streaming on MANET using Content Distribution Network Technique, The 2nd Asia Future Internet School on Architecture and Building Blocks Program, Cheju National University, Jeju, Korea, August 24-28, 2009.
  • Adisorn Lertsinsrubtavee, Teerapat Sanguankotchakorn, Anis Laouiti, and Kanchana Kanchansut: Velocity Effect to the Performance of MANEMO, Asia Future Internet 2010, Seoul National University, Korea, February, 24-27, 2010.

Regional Conference Papers

  • Teerapat Sanguankotchakorn: Design and Comparison of Multi-resolution Wavelets Filter Banks for Edge Based Image Coding, 4th SEA Regional Conference on Higher Engineering Education Network (RECHEEN 2000) Kuala Lumpur, Malaysia, November 15-17, 2000.

 Posters

  • Teerapat Sanguankotchakorn and Jeerakit Fangtham: A New Approach to Reduce Encoding Time in EBCOT Algorithm for JPEG2000, IEEE Region 10 Technical Conference on Convergent Technologies for the Asia-Pacific (IEEE TENCON 2003), Bangalore, India, October 14-17, 2003.
  • Teerapat Sanguankotchakorn and Sudpakdee Arun: Investigation of the Mutual Effect of Packet Transmission in IPv4/IPv6 Dual Stack Network, The 8thAsia-Pacific Network Operations and Management Symposium (APNOMS 2005) –Toward Managed Ubiquitous Information Society- Okinawa Convention Center, Okinawa, Japan, September 27~30, 2005.
  • Teerapat Sanguankotchakorn and Phung Van Luong: Quality of Service (QoS) Provisioning in Core-Based Tree Multicast, The 23rd International Conference on Information Networking 2009 (ICOIN2009), Chiang Mai, Thailand, January 21-24, 2009.