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Chan-Byoung Chae, an electrical and computer engineering Ph.D. student, received the gold prize in the SAMSUNG Humantech Paper Contest for his paper “Coordinated Wireless Networks with Limited Feedback for the MIMO Broadcast Channel."  The paper offered new ideas to improve the use of MIMO, a major theme of international wireless research which uses multiple antennas at both the transmitter and receiver to improve communication performance. Chae’s supervising professor is Dr. Robert W. Heath Jr., associate professor of electrical engineering.