Jin-Ghoo Choi

 

Post-doctoral Researcher

Electrical and Computer Engineering

The Ohio State University

Columbus, OH 43210, USA

Email: choiji[at]ece.osu.edu

 

Education and Careers

Ÿ   Post-doctoral Researcher, Electrical and Computer Engineering, The Ohio State University, USA, Oct. 2008 – Present.

Ÿ   Research Professor, BK21 Division of Information Technology, Seoul National University, Korea, Mar. 2008 – Sep. 2008.

Ÿ   Senior Researcher, Telecommunication R&D Center, Samsung Electronics, Korea, Jan. 2006 – Feb. 2008.

Ÿ   Researcher, Convergence Laboratory, KT, Korea, Feb. 2005 – Dec. 2005.

Ÿ   Ph. D. of Electrical Engineering and Computer Science, Seoul National University, Korea, Feb. 2005.

Ÿ   M.S. of Electrical Engineering, Seoul National University, Korea, Feb. 2000.

Ÿ   B.S. of Electrical Engineering, Seoul National University, Korea, Feb. 1998.

 

Awards

Ÿ   Silver prize, IEEE Seoul Section Student Paper Contest (Dec. 2008)

-          Jongwook Lee, Jin-Ghoo Choi, and Saewoong Bahk, ¡°Energy efficient transmission scheduling for infrastructure sensor nodes in location systems¡±.

Ÿ   Bronze prize, Samsung Human-Tech Thesis Prize (Jan. 2004)

-          Jin-Ghoo Choi and Saewoong Bahk, ¡°Cell throughput analysis of the proportional fair scheduling policy¡±.

 

Research Interests

Ÿ   Resource allocation in wireless networks

Ÿ   Performance analysis of wireless networks

Ÿ   Next generation cellular systems

 

Publications

Journals

Ÿ   Donghwan Lee, Jin-Ghoo Choi, Changhee Joo, and Saewoong Bahk, ¡°Hierarchical Markov Chain Analysis of an Adaptive Bandwidth Reservation Algorithm in Wireless Communication Systems,¡± Performance Evaluation, vol. 65, no. 8, pp. 573-585, July 2008.

Ÿ   Jin-Ghoo Choi and Saewoong Bahk, ¡°Cell throughput analysis of the proportional fair scheduler in the single cell environment,¡± IEEE Transactions on Vehicular Technology, vol. 56, no. 2, pp. 766-778, Mar. 2007.

Ÿ   Jin-Ghoo Choi, Young-June Choi, and Saewoong Bahk, ¡°Power-based admission control for multiclass calls in QoS-sensitive CDMA networks,¡± IEEE Transactions on Wireless Communications, vol. 6, no. 2, pp. 468-472, Feb. 2007.

Ÿ   Young-June Choi, Jin-Ghoo Choi, and Saewoong Bahk, ¡°Upper-level scheduling supporting multimedia traffic in cellular data networks,¡± Computer Networks, vol. 51, no. 3, pp. 621-631, Feb. 2007.

Ÿ   Hyoung-Kyu Lim, Jin-Ghoo Choi, and Saewoong Bahk, ¡°Utility-based downlink power allocation in multicell wireless packet networks,¡± Computer Communications, vol. 29, no. 18, pp. 3913-3920, Nov. 2006.

Ÿ   Jae Young Lee, Jin-Ghoo Choi, Kihong Park, and Saewoong Bahk, ¡°Realistic cell-oriented adaptive admission control for QoS support in wireless multimedia networks,¡± IEEE Transactions on Vehicular Technology, vol. 52, no. 3, pp. 512-524, May 2003.

 

Conferences

Ÿ   Wooguil Pak, Jin-Ghoo Choi, and Saewoong Bahk, ¡°Tier based anycast to achieve maximum lifetime by duty cycle control in wireless sensor networks,¡± International Wireless Communications and Mobile Computing Conference (IWCMC), Crete Island, Greece, 2008, pp. 123-128.

Ÿ   Jin-Hee Choi, Jin-Ghoo Choi, and Chuck Yoo, ¡°Analysis of packet transmission delay under the proportional fair scheduling policy,¡± International Conference on Computational Science (ICCS), Reading, UK, 2006, pp. 160-163.

Ÿ   Neung-Hyung Lee, Jin-Ghoo Choi, and Saewoong Bahk, ¡°Opportunistic scheduling for utility maximization under QoS constraints,¡± IEEE International Symposium on Personal, Indoor and Mobile Radio Communications Conference (PIMRC), Berlin, Germany, 2005, pp. 1818-1822.

Ÿ   Jin-Hee Choi, Jin-Ghoo Choi, and Chuck Yoo, ¡°Adapting TCP segment size in cellular networks,¡± International Conference on Networking (ICN), Reunion Island, France, pp. 258-265, 2005

Ÿ   Jin-Hee Choi, Jin-Ghoo Choi, and Chuck Yoo, ¡°Dynamic segment size adjustment for TCP performance in cellular networks,¡± IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, Nevada, 2005, pp. 95-96.

Ÿ   Hyoung-Kyu Lim, Jin-Ghoo Choi, and Saewoong Bahk, ¡°Utility-based downlink power allocation in multicell wireless packet networks,¡± IEEE Global Telecommunications Conference (GLOBECOM), Dallas, Texas, 2004, pp. 3321-3325.

Ÿ   Jin-Ghoo Choi and Saewoong Bahk, ¡°Voice traffic integration in wireless data networks with channel state information,¡± International Symposium on Computer and Information Sciences (ISCIS), Antalya, Turkey, 2004, pp. 321-330.

Ÿ   Jin-Ghoo Choi, and Saewoong Bahk, ¡°Channel aware MAC scheme based on CSMA/CA,¡± IEEE Vehicular Technology Conference (VTC), Milan, Italy, 2004, pp. 1559-1563.

Ÿ   Jin-Ghoo Choi and Saewoong Bahk, ¡°Cell throughput analysis of the proportional fair scheduling policy,¡± IFIP Networking 2004, Athens, Greece, 2004, pp. 247-258.

Ÿ   Jin-Ghoo Choi, Saewoong Bahk and Jae Young Lee, ¡°Call admission control schemes guaranteeing the frame and call level QoSs in CDMA cellular networks,¡± IEEE Global Telecommunications Conference (GLOBECOM), Taipei, Taiwan, 2002, pp. 1480-1484.

Ÿ   Jae Young Lee, Jin-Ghoo Choi, Saewoong Bahk and Kihong Park, ¡°Practical cell-oriented adaptive admission control guaranteeing QoS in wireless multimedia networks,¡± IEEE Global Telecommunications Conference (GLOBECOM), Taipei, Taiwan, 2002, pp. 1566-1570.

Ÿ   Jin-Ghoo Choi, Hyoung-Kyu Lim, Young-June Choi and Saewoong Bahk, ¡°Downlink throughput enhancement by combining packet scheduling with a simple power control scheme in CDMA data networks,¡± IEEE International Workshop on Mobile and Wireless Communications Networks (MWCN), Stockholm, Sweden, 2002, pp. 93-97.

Ÿ   Jin-Ghoo Choi and Saewoong Bahk, ¡°Multiclass call admission control in QoS-sensitive CDMA networks,¡± IEEE International Conference on Communications (ICC), Helsinki, Finland, 2001, pp. 331-335.

 

Patents

Ÿ   Jin-Ghoo Choi, Saewoong Bahk, Sang-Jun Mun and Sung-Won Lee, ¡°Method and apparatus for call admission control in a mobile communication system,¡± US patent 7242667, July, 10, 2007.

Ÿ   Jin-Ghoo Choi, Sang-Boh Yun, Oh-Soon Shin, ¡°Resource allocating apparatus and method in multihop relay wireless communication system,¡± US patent pending (filed as 865890 at Oct. 2, 2007; published as 20080119145 at Apr. 3, 2008).

Ÿ   Oh-Soon Shin, Sang-Boh Yun, and Jin-Ghoo Choi, ¡°Apparatus for bidirectional communication using auxiliary band in wireless communication system,¡± US patent pending (filed as 864092 at Sep. 28, 2007; published as 20080080405 at Apr. 3, 2008).

Ÿ   Jin-Ghoo Choi, Sung-Soo Hwang, Sang-Boh Yun, Kyung-Ho Sohn, Young-Yong Kim, and Chung-Ha Koh, ¡°Method and apparatus for transmitting and receiving data in a communication system,¡± US patent pending (published as 20080247391 at Oct. 09, 2008).

 

Links

Prof. Ness B. Shroff at The Ohio State University, USA.

Prof. Saewoong Bahk at Seoul National University, Korea.

Prof. Hyogon Kim at Korea University, Korea.

Prof. Oh-Soon Shin at Soongsil University, Korea.

Dr. Changhee Joo at The Ohio State University, USA.