Sunghyun HWANG


Low-Complexity GSVD-Based Beamforming and Power Allocation for a Cognitive Radio Network
Jaehyun PARK Yunju PARK Sunghyun HWANG Byung Jang JEONG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/11/01
Vol. E95-B  No. 11  pp. 3536-3544
Type of Manuscript:  PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
cognitive radio networkbeamformingGSVD algorithmpower allocationmulti-user MIMO
 Summary | Full Text:PDF(1.5MB)

A Generalized Frequency Assignment Algorithm to Reduce Intermodulation Products in Satellite Communications
Sunghyun HWANG Sungchan KO Hyungjin CHOI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/03/01
Vol. E84-B  No. 3  pp. 614-622
Type of Manuscript:  PAPER
Category: Satellite and Space Communications
Keyword: 
frequency assignmentintermodulation product (IMP)satellite communication
 Summary | Full Text:PDF(615.5KB)

Bit Error Bounds for Trellis Coded Asymmetric 8PSK in Rain Fading Channel
Sunghyun HWANG Hyungjin CHOI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/11/25
Vol. E83-B  No. 11  pp. 2474-2485
Type of Manuscript:  PAPER
Category: Satellite and Space Communications
Keyword: 
trellis coded asymmetric 8PSK (TC-A8PSK)rain fadingKa-bandsatellite communication
 Summary | Full Text:PDF(1.1MB)