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Search : "[ author: KyungHi Chang ]" (58)
Pulse Protocol-based Hybrid Reader Anti-collision Algorithm using Slot-occupied Probability under Dense Reader Environment
InChan Song  Xiao Fan  HeeSeok Yoon  KyungHi Chang
Vol. 33, No. 10, pp. 987-996, Oct. 2008

Block Coding Techniques with Cyclic Delay Diversity for OFDM Systems
Ting Du  Bing Hui  KyungHi Chang
Vol. 33, No. 9, pp. 867-873, Sep. 2008

Tag Anti-Collision Algorithms in Passive and Semi-passive RFID Systems Part Ⅰ : Adjustable Framed Q Algorithm and Grouping Method by using QueryAdjust Command
InChan Song  Xiao Fan  KyungHi Chang  Dong-Beom Shin  Heyung-Sub Lee

Vol. 33, No. 8, pp. 794-804, Aug. 2008

Tag Anti-Collision Algorithms in Passive and Semi-passive RFID Systems
Xiao Fan  InChan Song  KyungHi Chang  Dong-Beom Shin  Heyung-Sub Lee

Vol. 33, No. 8, pp. 805-814, Aug. 2008

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

HARQ Switching Metric of MIMO-OFDM Systems using Joint Tx/Rx Antenna Scheduling
KyooHyun Kim  SeoungWon Kang  KyungHi Chang  ByungJang Jeong  HyunKyu Chung

Vol. 32, No. 6, pp. 519-536, Jun. 2007

Co-Channel Interference Cancellation in Cellular OFDM Networks
Manar Mohaisen  KyungHi Chang
Vol. 32, No. 5, pp. 409-416, 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

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pISSN : 1226 - 4717
eISSN : 2287 - 3880