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Search : "[ author: SangJun Ko ]" (6)

FBLA (Flexible Block-wise Loading Algorithm) for Effective Resource Allocation and Reduction of the Uplink Feedback Information in OFDMA System

TaeHyung Sun SangJun Ko KyungHi Chang SungHyun Hwang MyungSun Song
ChangJoo Kim
Vol. 32, No. 6, pp. 608-616, Jun. 2007

Adjacent Interference Analysis between M-WiMAX OFDMA/TDD and WCDMA FDD System in the 2.6 ㎓ Band

YuPeng Wang SangJun Ko KyungHi Chang
Vol. 32, No. 6, pp. 588-599, Jun. 2007

Adjacent Interference Analysis between M-WiMAX OFDMA/TDD and WCDMA FDD System in the 2.6 ㎓ Band : Part Ⅰ : Adjacent Interference Analysis in SISO System

SangJun Ko YuPeng Wang KyungHi Chang
Vol. 32, No. 6, pp. 573-587, Jun. 2007

Capacity Optimization of a 802.16e OFDMA/TDD Cellular System using the Joint Allocation Algorithm of Sub-channel and Transmit Power - Part I : Sub-channel Allocation Algorithm for Throughput Maximization in the Downlink insuring Fairness and Power Allocation Algorithm for efficient use of Extra Transmit Power efficiently

SangJun Ko KyungHi Chang JaeHyeong Kim
Vol. 32, No. 3, pp. 247-260, Mar. 2007

Aggressive Subchannel Allocation Algorithm for Optimize Transmission Efficiency Among Users in Multiuser OFDMA System

SangJun Ko Joo Heo KyungHi Chang
Vol. 31, No. 6, pp. 617-626, Jun. 2006

DL Radio Transmission Technologies for WRAN Applications : Adaptive Sub-channel Allocation and Stationary Beamforming Algorithms for OFDMA CR System

JungJu Kim SangJun Ko KyungHi Chang
Vol. 31, No. 3, pp. 291-303, Mar. 2006