Professor

Phone: 
202-994-5916
Email: 
hchoi@gwu.edu
Campus Location(s): 
Phillips 713
Office Hour: 
  • Tue: 3pm-5pm
Personal Home Page: 

http://www.seas.gwu.edu/~hchoi/

Resource management in multi-access wireless networks. Packet scheduling in B3G networks, Data management in sensor networks, Rule-based approach to information management.

Education: 
Ph.D., 1986, Computer Science, Northwestern University
M.S., 1980, Computer Science, Seoul National University, Seoul, Korea
B.A., 1980, Computer Science, Seoul National University, Seoul, Korea
Interests: 

Broadband Wireless Networks; Wireless Ad-hoc Networks; Scheduling and Algorithms

Selected Publications: 

J. Gomes, M. Yun, H.-A. Choi, J.-H. Kim, J. K. Sohn, and H. I. Choi, Scheduling Algorithms for Policy Driven QoS Support in HSDPA Networks , submitted for publication. TR-GWU-CS-06-004. Department of Computer Science, George Washington University, 2006.

J. Hwang, M. T. Rafaei, H.-A. Choi, J.-H. Kim, J. K. Sohn, and H. I. Choi, Policy-based QoS-aware Packet Scheduling for CDMA 1xEvDO , submitted for publication. TR-GWU-CS-06-005. Department of Computer Science, George Washington University, 2006.

1. J. S. Gomes and H.-A. Choi, Ares: an adaptively reoptimizing engine for stream query processing , Technical Report TR-GWU-CS-06-003. Department of Computer Science, George Washington University, 2006.

2. M. T. Rafaei, Y. Rong, L. A. DaSilva, and H.-A. Choi, Detecting Misbehavior in Ad hoc Networks , submitted for publication.

3. F. Jin, A. Arora, J. Hwang, and H.-A. Choi, Routing and Packet Scheduling for Throughput Maximization in IEEE 802.16 Mesh Networks , submitted for publication.

4. Y. Zhou, F. Jin, S. Subramaniam, and H.-A. Choi, An Energy Saving MAC Protocol for Sensor Networks , submitted for publication.

5. A. Arora and H.-A. Choi, Channel-aware scheduling for throughput maximization , Submitted for publication.

6. A. Arora, F. Jin, and H.-A. Choi, Scheduling Resourse Allocation with Timeslot Penalty for Changeover , to appear in J. Theoretical Computer Science.

7. A. Arora, F. Jin, G. Sahin, H. Mahmoud, and and H.-A. Choi, Throughput Analysis in Wireless Networks with Multiple Users and Multiple Channels , To appear in J. Acta Informatica.