Joon-Gyu Ryu

49 papers C 8Journal 18Unranked 23
YearRankTypeTitle / Venue / Authors
2025 J jnl
O-RAN-Based NTN Architecture: Open NTN Concept and Optimization of Power Allocation and Fronthaul Compression.
IEEE Trans. Aerosp. Electron. Syst.
Junseok Lee, Hee Wook Kim, Joon-Gyu Ryu, Yousaf Bin Zikria, Bang Chul Jung, Heejung Yu
2025 J jnl
Sky visibility analysis under urban networks: A stochastic geometry approach.
ICT Express
Heejung Yu, Sooyeob Jung, Joon-Gyu Ryu, Junse Lee
2024 — conf
Beam-Hopping Strategy for Efficient Resource Usage in 3GPP Non-Terrestrial Networks.
ICTC
Gyeongrae Im, Jung-Bin Kim, Joon-Gyu Ryu
2024 — conf
Conversion of Coordinate System in 3GPP Channel Model.
ICTC
Sucheol Kim, Dong-Hyun Jung, Miyeon Lee, Joon-Gyu Ryu, Junil Choi
2024 — conf
Intelligent UAV and LEO-Assisted Edge Computing Systems for Real-Time IoT Applications.
ICEIC
Sooyeob Jung, Joon-Gyu Ryu, Seongah Jeong, Jinkyu Kang, Joonhyuk Kang
2024 J jnl
LR-FHSS Transceiver for Direct-to-Satellite IoT Communications: Design, Implementation, and Verification.
CoRR
Sooyeob Jung, Seongah Jeong, Jinkyu Kang, Gyeongrae Im, Sangjae Lee, Mi-Kyung Oh, Joon-Gyu Ryu, Joonhyuk Kang
2024 J jnl
Satellite Clustering for Non-Terrestrial Networks: Orbital Configuration-Dependent Outage Analysis.
IEEE Wirel. Commun. Lett.
Dong-Hyun Jung, Joon-Gyu Ryu, Junil Choi
2024 — conf
Support of Broadcast Service in NTN.
ICTC
Hee Wook Kim, Joon-Gyu Ryu
2024 C conf
UV-Plane Beam Mapping for Non-Terrestrial Networks in 3GPP System-Level Simulations.
APCC
Dong-Hyun Jung, Sucheol Kim, Miyeon Lee, Joon-Gyu Ryu, Junil Choi
2024 J jnl
UV-Plane Beam Mapping for Non-Terrestrial Networks in 3GPP System-Level Simulations.
CoRR
Dong-Hyun Jung, Sucheol Kim, Miyeon Lee, Joon-Gyu Ryu, Junil Choi
2023 — conf
Design of 5G Non-Terrestrial Network Handover using Transparent Satellite.
ICTC
Kyung-Rak Lee, Hee Wook Kim, Joon-Gyu Ryu, Jin-Young Kang
2023 — conf
Empowering User Capabilities via Non-Orthogonal Multiple Access in 3GPP Non-Terrestrial Networks.
ICTC
Gyeongrae Im, Dong-Hyun Jung, Jung-Bin Kim, Joon-Gyu Ryu
2023 — conf
Improvements of IoT Waveform for High Doppler.
CCNC
Pansoo Kim, Sooyeob Jung, Joon-Gyu Ryu
2023 — conf
Location-based Trigger Conditions for Handover in Non-Terrestrial Network.
ICTC
Hee Wook Kim, Joon-Gyu Ryu
2023 J jnl
Multi-source deep data fusion and super-resolution for downscaling sea surface temperature guided by Generative Adversarial Network-based spatiotemporal dependency learning.
Int. J. Appl. Earth Obs. Geoinformation
Jinah Kim, Taekyung Kim, Joon-Gyu Ryu
2023 J jnl
Random Beam-Based Non-Orthogonal Multiple Access for Massive MIMO Low Earth Orbit Satellite Networks.
IEEE Access
Jung Hoon Lee, Jung Suk Joo, Pansoo Kim, Joon-Gyu Ryu
2023 J jnl
Satellite Clustering for Non-Terrestrial Networks: Concept, Architectures, and Applications.
CoRR
Dong-Hyun Jung, Gyeongrae Im, Joon-Gyu Ryu, Seungkeun Park, Heejung Yu, Junil Choi
2023 J jnl
Satellite Clustering for Non-Terrestrial Networks: Concept, Architectures, and Applications.
IEEE Veh. Technol. Mag.
Dong-Hyun Jung, Gyeongrae Im, Joon-Gyu Ryu, Seungkeun Park, Heejung Yu, Junil Choi
2023 J jnl
Satellite Clusters Flying in Formation: Orbital Configuration-Dependent Performance Analyses.
CoRR
Dong-Hyun Jung, Joon-Gyu Ryu, Junil Choi
2023 J jnl
Spatiotemporal graph neural network for multivariate multi-step ahead time-series forecasting of sea temperature.
Eng. Appl. Artif. Intell.
Jinah Kim, Taekyung Kim, Joon-Gyu Ryu, Jaeil Kim
2023 J jnl
Transceiver Design and Performance Analysis for LR-FHSS-Based Direct-to-Satellite IoT.
IEEE Commun. Lett.
Sooyeob Jung, Seongah Jeong, Jinkyu Kang, Joon-Gyu Ryu, Joonhyuk Kang
2023 J jnl
Transceiver Design and Performance Analysis for LR-FHSS-based Direct-to-Satellite IoT.
CoRR
Sooyeob Jung, Seongah Jeong, Jinkyu Kang, Joon-Gyu Ryu, Joonhyuk Kang
2023 — conf
Visibility and Connectivity Analysis of LEO Satellite Networks under LoRa Protocols.
ICTC
Junse Lee, Sooyeob Jeong, Joon-Gyu Ryu
2022 — conf
A Study on the development of a modem verification environment for 3GPP NR NTN.
ICEIC
Pansoo Kim, Sooyeob Jung, Joon-Gyu Ryu, Kyoungpil Ra, Seokhyun Yoon
2022 C conf
Downlink link-level Simulator designs for 3GPP Rel 16 NR Non-Terrestrial Networks.
APCC
Gyeongrae Im, Jung-Bin Kim, Joon-Gyu Ryu, Seung Keun Park
2022 C conf
Performance Analysis for 5G/6G Satellite Communication under Nonlinear HPA Channel.
APCC
Pansoo Kim, Joon-Gyu Ryu, Seungkeun Park
2022 J jnl
Performance Analysis of Satellite Communication System Under the Shadowed-Rician Fading: A Stochastic Geometry Approach.
IEEE Trans. Commun.
Dong-Hyun Jung, Joon-Gyu Ryu, Woo-Jin Byun, Junil Choi
2022 C conf
Regression based Pilot Design for Doppler Effect Estimation and Compensation in LEO Satellite Communication with LoRa.
APCC
Jinho Kang, Gyeongrae Im, Dong-Hyun Jung, Sooyeob Jung, Jung-Bin Kim, Pansoo Kim, Joon-Gyu Ryu
2022 C conf
Terminal ASIC Structure for Satellite IoT transmission.
APCC
Sooyeob Jung, Mi-Kyung Oh, Sangjae Lee, Joon-Gyu Ryu
2022 C conf
Visible Trajectory of LEO Satellite Networks.
APCC
Junse Lee, Joon-Gyu Ryu
2022 J jnl
When Satellites Work as Eavesdroppers.
CoRR
Dong-Hyun Jung, Joon-Gyu Ryu, Junil Choi
2022 J jnl
When Satellites Work as Eavesdroppers.
IEEE Trans. Inf. Forensics Secur.
Dong-Hyun Jung, Joon-Gyu Ryu, Junil Choi
2021 — conf
A Statistical Approach for Assessing Time-to-First-Fix Performance of Global Navigation Satellite Systems.
ICTC
Jung-Bin Kim, Hyoungsoo Lim, Sanguk Lee, Joon-Gyu Ryu
2021 — conf
Chip Pulse Design for an Additional Satellite Navigation Signal in L6 Band.
ICUFN
Hyoungsoo Lim, Sanguk Lee, Joon-Gyu Ryu
2021 — conf
Fine Frequency Offset Synchronization Scheme for Internet of Things Devices in 5G non-terrestrial network.
ICTC
Gyeongrae Im, Joon-Gyu Ryu, Woo-Jin Byun
2021 — conf
Partial CSI based Regularized Zero-Forcing Precoder for Multibeam Satellite Communications toward 6G Networks.
ICTC
Jinho Kang, Gyeongrae Im, Sooyeob Jung, Joon-Gyu Ryu, Woo-Jin Byun
2021 J jnl
Performance Analysis of Satellite Communication System Under the Shadowed-Rician Fading: A Stochastic Geometry Approach.
CoRR
Dong-Hyun Jung, Joon-Gyu Ryu, Woo-Jin Byun, Junil Choi
2020 — conf
Enhancing the Connectivity of Satellite IoT Devices in Terrestrial-Non terrestrial Integrated Networks based on the Stackelberg Game Approach.
ICTC
Gyeongrae Im, Dong-Hyun Jung, Joon-Gyu Ryu
2019 J jnl
Fairness-Based Superframe Design and Resource Allocation for Dynamic Rate Adaptation in DVB-RCS2 Satellite Systems.
IEEE Commun. Lett.
Dong-Hyun Jung, Min-Su Shin, Joon-Gyu Ryu
2019 — conf
Performance Analysis in Interference Canceller for Shared Band Satellite Transmission.
ICTC
Sooyeob Jung, Dong-Hyun Jung, Joon-Gyu Ryu
2019 — conf
Performance Analysis of Direct Sequence Spread Spectrum Aloha for LEO Satellite Based IoT Service.
VTC Fall
Pansoo Kim, Sooyeob Jung, Dong-Hyun Jung, Joon-Gyu Ryu, Deock-Gil Oh
2018 — conf
Low-Complexity Nonlinearity Post Compensator for Shared Band Transmission in Satellite Communication.
ISWCS
Sooyeob Jung, Joon-Gyu Ryu, Deock-Gil Oh, Heejung Yu
2017 — conf
On the mixed support of TDMA and SCPC for satellite disaster communications network.
ICTC
Min-Su Shin, Joon-Gyu Ryu, Deock-Gil Oh
2017 — conf
On the network clock reference variation compensation for satellite TDMA network.
ICTC
Min-Su Shin, Joon-Gyu Ryu, Deock-Gil Oh
2016 — conf
Nonlinearity post-compensation and interference cancellation for shared-band satellite transmission over Ku-band.
ICTC
Sooyeob Jung, Joon-Gyu Ryu, Deock-Gil Oh
2015 — conf
The design of satellite mesh protocol for the DVB-RCS TDMA networks.
ICTC
Min-Su Shin, Joon-Gyu Ryu, Deock-Gil Oh
2013 C conf
Forward link ACM for satellite communication public test-bed via COMS.
ICCE
Joon-Gyu Ryu, Sung Yong Hong, Deock-Gil Oh
2013 C conf
The feasibility study on the 4K-UHD satellite broadcasting service in Ka-band.
ICCE
Min-Su Shin, Joon-Gyu Ryu, Deock-Gil Oh, Yong-goo Kim
2008 — conf
Gap Filler Architectures for Seamless DVB-S2/RCS Provision in the Railway Environment.
VTC Spring
Gianluigi Liva, Nuria Riera Diaz, Sandro Scalise, Balázs Matuz, Cristina Parraga Niebla, Joon-Gyu Ryu, Min-Su Shin, Ho-jin Lee