Heung-Gyoon Ryu

ORCID

Publication Activity (10 Years)

Years Active: 2001-2024
Publications (10 Years): 76

Top Venues

Publications

Md. Moklesur Rahman, Heung-Gyoon Ryu
ESPAR array design for the wireless communication and IoT applications. Telecommun. Syst. 85 (2) (2024)
Kirill Vanin, Heung-Gyoon Ryu
Design and Evaluation of OTSM(Orthogonal Time Sequency Multiplexing) Communication System in Rayleigh Fading Channel. ICAIIC (2024)
Heung-Gyoon Ryu
OCDM System Design by iDFT Transform and 2 Phase Controllers for 6G Wireless Waveform. MOCAST (2024)
Md. Moklesur Rahman, Heung-Gyoon Ryu
OCDM System with PAPR Reduction for Sub-THz Wireless Communication. ICTC (2023)
Kirill Vanin, Heung-Gyoon Ryu, Ansar R. Safin, Oleg V. Kravchenko
Interference-Robust OFDM Communication System using Weight Functions. ICAIIC (2023)
Md. Moklesur Rahman, Heung-Gyoon Ryu
ESPAR array design for the UHF RFID wireless sensor communication system. Int. J. Commun. Syst. 36 (8) (2023)
Md. Moklesur Rahman, Heung-Gyoon Ryu
Power Efficient Long Range IoT Communication of Wireless PPM System in ISM Band. ICUFN (2023)
Changyoung An, Hyeong Min Kwon, Heung-Gyoon Ryu
Efficient Wireless MPT(Microwave Power Transfer) System to the Multiple IoT Devices. ICEIC (2022)
Md. Moklesur Rahman, Heung-Gyoon Ryu
Wireless PLL Communication System for Next Generation loT Application. ICTC (2022)
Changyoung An, Heung-Gyoon Ryu
Design of Middle Range Microwave Power Transfer (MPT) System for the Mobile Power Receiver. ICUFN (2022)
Toufiq Aziz, Heung-Gyoon Ryu
ESPAR Antenna Design for the Interference Mitigation in WSN Communication System. ICOIN (2022)
Toufiq Aziz, Heung-Gyoon Ryu
Selective Beam Switching System for RFID based WSN Communication. ICCE (2022)
Md. Moklesur Rahman, Heung-Gyoon Ryu
IoT Sensor Network Using ESPAR Antenna Based on Beam Scanning Method for Direction Finding. Sensors 22 (19) (2022)
Dayoung Kim, Heung-Gyoon Ryu
Flexible TDMA System for the Efficient Microwave Power Transmission to Multiple Power Receiver. Wirel. Pers. Commun. 125 (4) (2022)
Changyoung An, Hyeong Min Kwon, Heung-Gyoon Ryu
Ambient Backscatter Communication System Utilizing Multicarrier Signal. CCNC (2022)
Changyoung An, Hyeong Min Kwon, Heung-Gyoon Ryu
Beamforming Design of the Wireless Power Transfer System into Multiple IoT Sensors. ICACT (2022)
Md. Moklesur Rahman, Heung-Gyoon Ryu
Design of Ultra-Wideband Patch Antenna for Multiple Communication Services. ICEIC (2022)
Md. Moklesur Rahman, Heung-Gyoon Ryu
2x2 Array Design of ESPAR Antenna for IoT Communication System. APCC (2022)
Md. Moklesur Rahman, Heung-Gyoon Ryu
RFID based IoT Sensor Communication System with ESPAR Antenna. WPMC (2022)
Changyoung An, Hyeong Min Kwon, Heung-Gyoon Ryu
Lowest-In First-Service System for the Efficient MPT (Microwave Power Transfer) to Multiple Receivers. ICOIN (2021)
Mohammad Tanvir Mahmud, Heung-Gyoon Ryu
Performance Evaluation of OFDM Hybrid Number and Index Modulation for 6G Mobile System. ICTC (2021)
Changyoung An, Heung-Gyoon Ryu
Multiple-input multiple-output system design of multidimensional orthogonal frequency division multiplexing system with coded direct index modulation. Trans. Emerg. Telecommun. Technol. 32 (3) (2021)
Md. Najmul Hossain, Heung-Gyoon Ryu
Advanced OTFS communication system with compact spectrum and power efficiency improvement. Int. J. Commun. Syst. 34 (16) (2021)
Toufiq Aziz, Tarek Mahmud Faisal, Heung-Gyoon Ryu, Md. Najmul Hossain
Vehicle Speed Control and Security System. ICEIC (2021)
Md. Moklesur Rahman, Heung-Gyoon Ryu
Compact Multiple Wideband Slotted Circular Patch Antenna for Satellite and Millimeter-Wave Communications. ICTC (2021)
Md. Moklesur Rahman, Heung-Gyoon Ryu
POSTER: RFID Based WSN Communication System in Interference Channel. LANMAN (2021)
Md. Moklesur Rahman, Toufiq Aziz, Heung-Gyoon Ryu
UHF RFID Wireless Communication System for Real Time ECG Monitoring. ICUFN (2021)
Toufiq Aziz, Heung-Gyoon Ryu
Selective Beam Switching System for Wireless Sensor Network Communication. ICTC (2021)
Changyoung An, Heung-Gyoon Ryu
Multi-Mode OFDM Communication System Using the Multiple Constellations. ICOIN (2020)
Md. Najmul Hossain, Yosuke Sugiura, Tetsuya Shimamura, Heung-Gyoon Ryu
Waveform Design of Low Complexity WR-OTFS System for the OOB Power Reduction. WCNC Workshops (2020)
Changyoung An, Hyeong Min Kwon, Heung-Gyoon Ryu
Receiver Design of the WR-OFDM System Robust to Long Delay Multipath. ICTC (2020)
Byounghak Park, Heung-Gyoon Ryu
Performance Evaluation of OTFS Communication System in Doubly Selective Channel. FNC/MobiSPC (2020)
Changyoung An, Heung-Gyoon Ryu
Compensation Systems and Performance Comparison of the Very High Doppler Frequency. COMNET (2020)
Myunggi Kim, Heung-Gyoon Ryu
Bandwidth Expansion of the IBFD Communication System Using Balanced Feed Networks. VTC Spring (2020)
Changyoung An, Heung-Gyoon Ryu
Dimension Expansion of OFDM System for the Spectral Efficiency Improvement. WCNC Workshops (2020)
Byounghak Park, Hyeong Min Kwon, Heung-Gyoon Ryu
SFFT-Based OTFS Communication System Robust to High Doppler and Long Delay Channel. ICTC (2020)
Changyoung An, Heung-Gyoon Ryu
Design and Performance Evaluation of Multidimensional OFDM System. Wirel. Pers. Commun. 113 (4) (2020)
Md. Najmul Hossain, Yosuke Sugiura, Tetsuya Shimamura, Heung-Gyoon Ryu
DFT-Spread OTFS Communication System with the Reductions of PAPR and Nonlinear Degradation. Wirel. Pers. Commun. 115 (3) (2020)
Changyoung An, Heung-Gyoon Ryu
Spectrum Efficient Multidimensional OFDM-CDIM Communication System. WPMC (2020)
Changyoung An, Heung-Gyoon Ryu
Compensation System Design and Comparison of Very High Doppler Frequency Effect. Wirel. Pers. Commun. 108 (2) (2019)
Dayoung Kim, Heung-Gyoon Ryu
Trade-Off Characteristic between BER Performance and OOB Power Emission in WR-OFDM System. ICTC (2019)
Changyoung An, Heung-Gyoon Ryu
4D-8PSK-TCM System for the Specrum and Power Efficient Satellite Communication. Wirel. Pers. Commun. 105 (4) (2019)
Byounghak Park, Heung-Gyoon Ryu
Design and Performance Evaluation of SW(Single extension Windowing)-Based CP-OFDM System for the Sharp OOB Spectrum. 5G World Forum (2019)
Changyoung An, Heung-Gyoon Ryu
A Multi-mode OFDM System with Coded Direct Index Modulation (MM-OFDM-CDIM). Wirel. Pers. Commun. 109 (2) (2019)
Changyoung An, Heung-Gyoon Ryu
Design and Performance Evaluation of Spectral Efficient Orthogonal Time Frequency Space System. 5G World Forum (2019)
Myunggi Kim, Changyoung An, Heung-Gyoon Ryu
Effective Self-Interference Cancellation for IBFD (In-Band Full Duplex) Communication System. ICUFN (2019)
Changyoung An, Heung-Gyoon Ryu
High Throughput Mobile Communication Based on OTFS System with the Delay-Doppler Compensation. Wirel. Pers. Commun. 106 (2) (2019)
Myunggi Kim, Taebum Gu, Heung-Gyoon Ryu
Design and Mobile Tracking Performance of a Retro-Directive Array (RDA) Antenna System. ADHOCNETS (2019)
Kyeongsoo Jang, Dayoung Kim, Changyoung An, Heung-Gyoon Ryu
Window Processing of SSB CP-OFDM System for the OOB Spectrum Reduction. ICEIC (2019)
Changyoung An, Dayoung Kim, Heung-Gyoon Ryu
Design and Performance Evaluation of Dual Mode OFDM-DIM and OFDM-CDIM Systems. WPMC (2018)
Changyoung An, Heung-Gyoon Ryu
Design and Performance Comparison of W-OFDM Under the Nonlinear HPA Environment. Wirel. Pers. Commun. 98 (1) (2018)
Jungu Lee, Heung-Gyoon Ryu
Design and Comparison of Discrete Wavelet Transform Based OFDM (DWT-OFDM) System. ICUFN (2018)
Md. Najmul Hossain, Tetsuya Shimamura, Dayoung Kim, Heung-Gyoon Ryu
Waveform Design of DFT-Spread WR-OFDM System for the OOB and PAPR Reduction. ICTC (2018)
Changyoung An, Heung-Gyoon Ryu
Spectrum Efficient and Power Efficient Communication System for Satellite Applications. IMCOM (2018)
Changyoung An, Heung-Gyoon Ryu
CPW-OFDM(Cyclic Postfix Windowing OFDM) for the B5G (Beyond 5th Generation) Waveform. LATINCOM (2018)
Changyoung An, Dayoung Kim, Heung-Gyoon Ryu
Ripple Window OFDM (RW-OFDM) System for Improvement of Spectrum Resource Utilization. ICTC (2018)
Changyoung An, Heung-Gyoon Ryu, Yingshan Li, Mohammad Reza Asharif
NW-OFDM using cyclic postfix and windowing for the eMBB waveform of the 5G/B5G mobile system. ICTC (2017)
Changyoung An, Heung-Gyoon Ryu
Double Balanced Feed Network for the Self-Interference Cancellation in Full Duplex Communication System. Wirel. Pers. Commun. 92 (4) (2017)
Changyoung An, Heung-Gyoon Ryu, Sang Burm Ryu, Sang-Gyu Lee
Turbo equalizer design and performance evaluation of 8PSK-TCM based satellite receiver system. ICTC (2017)
Jin-Kyu Choi, Byungtae Jang, Heung-Gyoon Ryu
Performance evaluation of dual-band polar transmitter architecture for the connected car. ICTC (2017)
Jungu Lee, Heung-Gyoon Ryu
Performance comparison between wavelet-based OFDM system and iFFT-based OFDM system. ICTC (2017)
Changyoung An, Byeongjae Kim, Heung-Gyoon Ryu
WR-OFDM system and OOB spectrum comparison. ICUFN (2017)
Kyeongsoo Jang, Heung-Gyoon Ryu, Sang Burm Ryu, Sang-Gyu Lee
Spectrum characteristics and predistortion gain in the nonlinear high power amplifier(HPA). ICTC (2017)
Heung-Gyoon Ryu, Changyoung An, Seung Hwan Lee
Design and Beamforming Performance of the Compact ESPAR Antenna for the Beam Space MIMO System. Wirel. Pers. Commun. 91 (2) (2016)
Changyoung An, Heung-Gyoon Ryu, Seung Hwan Lee, Masahiro Umehira, Tokumi Yokohira
Load modulation based MIMO communication for the low complexity and low power consumption. ICCE (2016)
Changyoung An, Heung-Gyoon Ryu, Seung Hwan Lee
Single RF based MIMO system using load-modulation. CCNC (2016)
Changyoung An, Byeongjae Kim, Heung-Gyoon Ryu
Design of W-OFDM and nonlinear performance comparison for 5G waveform. ICTC (2016)
Jun-Hyun Lee, Heung-Gyoon Ryu
Beamspace MIMO System Using Chaos BPSK Modulation. Wirel. Pers. Commun. 80 (1) (2015)
Jun-Hyun Lee, Heung-Gyoon Ryu
Wireless information security improvement with chaotic high order modulation. CCNC (2015)
Changyoung An, Sung Wook Yoon, Heung-Gyoon Ryu
General dimension of BS-MIMO by extension of parasitic elements in ESPAR antenna. CCNC (2015)
Changyoung An, Heung-Gyoon Ryu
Design and Performance Analysis of Beam-Space MIMO System for Multi-carrier Transmission. Wirel. Pers. Commun. 85 (3) (2015)
Bong-Jun Kim, Changyoung An, Heung-Gyoon Ryu
A reactance domain fourth-order MUSIC algorithm using 13-element ESPAR antenna. CCNC (2015)
Jun-Hyun Lee, Changyoung An, Bong-Jun Kim, Heung-Gyoon Ryu
Analysis of boss map according to delay time in CDSK system and proposed chaos system. ICCE (2015)
Changyoung An, Heung-Gyoon Ryu
A Novel CFO Suppression Algorithm for OFDMA Uplink Communication System. Wirel. Pers. Commun. 80 (1) (2015)
Changyoung An, Kukhan Jang, Heung-Gyoon Ryu, Jin-Kyu Choi, Hanbyeog Cho
Robust Digital Retrodirective Beamforming Technique for Multipath Channel Environment. FNC/MobiSPC (2015)
Changyoung An, Heung-Gyoon Ryu
Two Separate Antennas Simultaneous Single Band Duplex (SSD) System Using Turbo Equalizer. Wirel. Pers. Commun. 81 (2) (2015)
Bong-Jun Kim, Sung-Kyu Kim, Sung Wook Yoon, Heung-Gyoon Ryu, Seung Hwan Lee, Dong-Jin Shin
Design and evaluation of single RF OFDMMIMO based on time division multiplexing. ISCIT (2014)
Bong-Jun Kim, Heung-Gyoon Ryu, Seung Hwan Lee, Dong-Jin Shin
Design and performance analysis of beamspace MIMO system for multi-carrier transmission. ISCIT (2014)
Changyoung An, Heung-Gyoon Ryu
Design and performance evaluation of SSD (simultaneous single band duplex) system using RF cancellation and digital cancellation. ICTC (2014)
Xin Wang, Bong-Jun Kim, Heung-Gyoon Ryu
A novel reactance domain MUSIC algorithm for direction of arrival estimation using 13-element ESPAR antennas. ICOIN (2014)
Bong-Jun Kim, Heung-Gyoon Ryu
Beamspace MIMO system with different elements distances in ESPAR array antenna. ICOIN (2014)
Junyeong Bok, Heung-Gyoon Ryu
Analysis and suppression of phase noise and IQ imbalance for dual-band MIMO-OFDM. ICOIN (2014)
Bong-Jun Kim, Heung-Gyoon Ryu
Self-interference cancellation using Mach-Zehnder Modulator for Full-Duplex communication. ICTC (2014)
Junyeong Bok, Heung-Gyoon Ryu
Performance Analysis of Digital Retrodirective Array Antenna System in Presence of Frequency Offset. MUE (2013)
Suwa Kim, Junyeong Bok, Heung-Gyoon Ryu
Performance evaluation of DCSK system with chaotic maps. ICOIN (2013)
Faramarz Asharif, Shiro Tamaki, Tsutomu Nagado, Mohammad Reza Alsharif, Heung-Gyoon Ryu
Performance and stability analysis of wireless Tele-Control system. ISPACS (2013)
Seon-Ae Kim, Junyeong Bok, Heung-Gyoon Ryu
SNR Estimation in OFDM System by the Correlation of Decision Feedback Signal. Wirel. Pers. Commun. 73 (3) (2013)
Changyoung An, Heung-Gyoon Ryu
Simultaneous single-band duplex system using self-interference cancellation. ICTC (2013)
So-Ra Kim, Heung-Gyoon Ryu
Frequency domain compressive sensing of multicarrier-based QAPM system. WCNC (2013)
Yingshan Li, Chao Wu, Dongyan Sun, Junli Xia, Heung-Gyoon Ryu
A new physical layer transmission scheme for LPI and high throughput in the cooperative SC-FDMA system. J. Commun. Networks 15 (5) (2013)
Youngguk Kim, Heung-Gyoon Ryu
Improvement of the MCMA Blind Equalization Performance Using the Coordinate Change Method in 16-APSK. GPC (2013)
Faramarz Asharif, Shiro Tamaki, Mohammad Reza Alsharif, Heung-Gyoon Ryu
Application of full-duplex wireless communication system on echo cancellation. WCNC (2013)
Youngguk Kim, Heung-Gyoon Ryu
Blind Beamforming Using the MCMA and SAG-MCMA Algorithm with MUSIC Algorithm. MUE (2013)
Averkios Vasalos, Nikolaos K. Uzunoglu, Heung-Gyoon Ryu, Ioannis Vasalos
Neural network target classification for Concealed Weapon radar detection. DSP (2013)
Jun-Hyun Lee, Heung-Gyoon Ryu
A new receiver design of CDSK-based chaos communication system. ICTC (2013)
Xin Wang, Heung-Gyoon Ryu
Separation of coherent signals using a novel MUSIC algorithm in multipath environments. ICTC (2013)
Junyeong Bok, Heung-Gyoon Ryu
Chaotic Wireless Communication System Using Retrodirective Array Antenna for Advanced High Security. GPC (2013)
Xin Wang, Heung-Gyoon Ryu
Automatic Tracking Angle of Arrival of Bandpass Sampling OFDM Signal by MUSIC Algorithm. GPC (2013)
Do-Hoon Kim, Heung-Gyoon Ryu
An efficient blind turbo equalizer for compensating Doppler effects. ICOIN (2013)
Heung-Gyoon Ryu, Jun-Hyun Lee
High Security Wireless CDSK-Based Chaos Communication with New Chaos Map. MILCOM (2013)

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Publication Activity (10 Years)

Top Topics

Top Venues

Heung-Gyoon Ryu