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Search : "[ author: Heung-Gyoon Ryu ]" (74)
Spectrum Analysis and Performance Evaluation of OFDM-Single-Side Band Systems Based on BPSK Modulation
Byeongjae Kim  Heung-Gyoon Ryu
Vol. 41, No. 11, pp. 1380-1386, Nov. 2016

Design and Performance Evaluation of Complex Spreading CDMA Systems for Improving Multiple Access Efficiency
Changyoung An  Heung-Gyoon Ryu
Vol. 41, No. 11, pp. 1349-1355, Nov. 2016

Performance Evaluation and Analysis of MIMO-IBFD Systems
Changyoung An  Kyung-Lok Kung  Byeongjae Kim  Heung-Gyoon Ryu
Vol. 41, No. 5, pp. 531-538, May   2016

BER Performance Comparison and Evaluation of 5G Candidate Waveforms Based on DFT Spreading under the Nonlinear HPA
Changyoung An  Heung-Gyoon Ryu
Vol. 41, No. 4, pp. 415-423, Apr. 2016

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

Double-Input Singe-Output Architecture of LNA and Correction Method of Phase Variation for OTM Satellite Communication System
Kun-sup Kwon  Heung-Gyoon Ryu  Jong-Wan Heo  Ki-Min Hwang  Myung-Jin Jang

Vol. 40, No. 1, pp. 1-8, Jan. 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

ESPAR Antenna for Long Distance WSN Systems with Minimum Interference
Heung-Gyoon Ryu
Vol. 47, No. 9, pp. 1268-1277, Sep. 2022
10.7840/kics.2022.47.9.1268
Link Budget Calculation and Interference Consideration of the Ambient Backscatter Communication System
Byounghak Park  Heung-Gyoon Ryu
Vol. 47, No. 1, pp. 1-8, Jan. 2022
10.7840/kics.2022.47.1.1
Characteristic Evaluation and Application of an ESPAR Antenna for Interference Mitigation in the WiFi Ambient Backscatter System
Hyeong Min Kwon  Heung-Gyoon Ryu
Vol. 46, No. 11, pp. 1779-1785, Nov. 2021
10.7840/kics.2021.46.11.1779

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pISSN : 1226 - 4717
eISSN : 2287 - 3880