Chang-Joo KIM

A Novel Transmitter and Receiver Structure for Cognitive Radio Based OFDM Systems
Jung-Sun UM Sung-Hyun HWANG Chang-Joo KIM Byung Jang JEONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/04/01
Vol. E94-B  No. 4  pp. 1070-1071
Type of Manuscript:  LETTER
Category: Transmission Systems and Transmission Equipment for Communications
Keyword: 
WRAN, cognitive radio, transmission power, diversity, 
 Summary | Full Text:PDF(245KB)
DOA Resolution Enhancement of Incoherent Sources Using Virtual Expansion of Antenna Arrays
Heung-Yong KANG Young-Su KIM Chang-Joo KIM Han-Kyu PARK 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 2073-2076
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
direction finding, virtual array, resolution, 
 Summary | Full Text:PDF(376.3KB)