Do-Seob AHN


Evaluation of Cooperative Diversity Techniques Using STC for Future S-DMB Services
Sooyoung KIM Unhee PARK Hee-Wook KIM Do-Seob AHN 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/11/01
Vol. E92-B  No. 11  pp. 3345-3353
Type of Manuscript:  Special Section PAPER (Special Section on Satellite Communication Technologies in Conjunction with Main Topics of JC-SAT2008)
Category: 
Keyword: 
satellite DMBspace-time codingtransmit diversitycooperative diversity
 Summary | Full Text:PDF(1.2MB)

Antenna Beam Pattern Characteristics of HAPS User Terminal
Bon-Jun KU Dae Sub OH Nam KIM Do-Seob AHN 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/11/01
Vol. E92-B  No. 11  pp. 3394-3396
Type of Manuscript:  Special Section LETTER (Special Section on Satellite Communication Technologies in Conjunction with Main Topics of JC-SAT2008)
Category: 
Keyword: 
high-altitude platform user terminal (HUT)satelliteantenna beam patterninterferencenull
 Summary | Full Text:PDF(352.6KB)