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Design and Performance Evaluation of Load-Modulation MIMO System Using High-Order Modulation
Dong-Hyung Lee  Changyoung An  Heung-Gyoon Ryu
Vol. 40, No. 11, pp. 2121-2130, Nov. 2015

OFDM Transmission Method Based on the Beam-Space MIMO System
Jinkyu Choi  Changyoung An  Heung-Gyoon Ryu
Vol. 40, No. 3, pp. 425-431, Mar. 2015

Design and Performance Evaluation of SSD (Simultaneous Single Band Duplex) System with HPA Nonlinearity
Hong-Sik Keum  Changyoung An  Heung-Gyoon Ryu
Vol. 40, No. 1, pp. 23-31, Jan. 2015

Design of ESPAR Antenna using Patch Antenna and Performance Analysis of MIMO Communications
Hong-Sik Keum  Changyoung An  Heung-Gyoon Ryu
Vol. 39, No. 10, pp. 579-584, Oct. 2014

SSD(Simultaneous Single Band Duplex) System Using RF Cancellation and Digital Cancellation
Changyoung An  Heung-Gyoon Ryu
Vol. 39, No. 2, pp. 100-108, Feb. 2014

Beam Diversity Receiver Using 7-Element ESPAR Antenna
Changyoung An  Seung Hwan Lee  Heung-Gyoon Ryu
Vol. 39, No. 1, pp. 36-42, Jan. 2014

Design and Performance Improvement of Simultaneous Single Band Duplex System Using Turbo Equalizer
Changyoung An  Heung-Gyoon Ryu
Vol. 39, No. 1, pp. 28-35, Jan. 2014

Beamspace MIMO System Using ESPAR Antenna with single RF chain
Changyoung An  Seung Hwan Lee  Heung-Gyoon Ryu
Vol. 38, No. 10, pp. 885-892, Oct. 2013

Simultaneous Single Band Duplex System for the Spectrum Efficiency Improvement
Changyoung An  Heung-Gyoon Ryu
Vol. 38, No. 9, pp. 810-816, Sep. 2013

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pISSN : 1226 - 4717
eISSN : 2287 - 3880