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Search : "[ keyword: OFDMA ]" (83)

Novel allocation method of tiles in Subchannel for I/Q imbalances Estimation in WiBro uplink

Hye-jin Kim Young-hwan Jin Jae-min Ahn
Vol. 32, No. 11, pp. 1146-1153, Nov. 2007

Cooperative Transmission Scheme in OFDMA Uplink System

Jae-Seon Yoon Hyoung-Kyu Song
Vol. 32, No. 5, pp. 475-483, May 2007

Guard Interval Extension for Individual Users in Uplink OFDMA Mobile Communication Systems

Minjoong Rim Dae-Woon Lim Byung-Jang Jeong Taegyun Noh
Vol. 32, No. 5, pp. 417-425, May 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

Dynamic Channel Allocation Considering the Interference Range in Multi-cell Downlink Systems

Neung-Hyung Lee Saewoong Bahk
Vol. 32, No. 2, pp. 179-187, Feb. 2007

Channel State-Aware Joint Dynamic Cell Coordination Scheme using Adaptive Modulation and Variable Reuse Factor in OFDMA

Dae Wook Byun Young Min Ki Dong Ku Kim
Vol. 32, No. 1, pp. 24-33, Jan. 2007

Efficient Adaptive Modulation Technique for Multiuser OFDMA Systems

Jung Hyoung Kwon Duho Rhee Il Mu Byun Kwang Soon Kim Keum Chan Whang

Vol. 31, No. 12, pp. 1240-1248, Dec. 2006

A Direction-of-Arrival Estimation Based Adaptive Beamforming Algorithm for OFDMA Smart Antenna Systems

Young-Ho Yun Yoon-Ok Park Hyung-Rae Park
Vol. 31, No. 12, pp. 1214-1222, Dec. 2006

Adaptive Timing Synchronization Algorithm for WiBro Uplink

Jeongbeen Kim Younghwan Jin Kyungsoo Kim Jaemin Ahn
Vol. 31, No. 11, pp. 1068-1075, Nov. 2006

Mathematical Derivation of Ranging Collision Probability and Period in WiBro System

Dong Yun Lee Ho-Shin Cho
Vol. 31, No. 10, pp. 982-987, Oct. 2006

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