Shun Kojima

37 papers C 1Misc 1Journal 17Unranked 18
YearRankTypeTitle / Venue / Authors
2026 — conf
Adaptive BAA Switching by CNN-Based Spectrogram Learning in LTE-WLAN Coexistence.
CCNC
Kotaro Fukue, Takeshi Kazama, Hideya So, Shun Kojima, Kazuki Maruta
2026 J jnl
Stacked Intelligent Metasurfaces-Based Joint Source-Channel Coding for Image Transmissions.
IEEE Open J. Commun. Soc.
Inhyeok Choi, Shun Kojima
2026 J jnl
VAE-GAN-Based Semantic Communication for High-Quality Image Transmission.
IEEE Trans. Wirel. Commun.
Naoki Omi, Shun Kojima, Chang-Jun Ahn
2025 — conf
Group Secret Key Distribution Based on Physical-Layer Key Generation and NOMA-Assisted Downlink.
ICC Workshops
Shun Kojima, Shinya Sugiura
2025 J jnl
Vehicle-to-Vehicle Communication Channel Estimator Based on Gate Recurrent Unit.
IEEE Access
Jun-Han Wang, He He, Kosuke Tamura, Shun Kojima, Jaesang Cha, Chang-Jun Ahn
2024 — conf
Accurate and Doppler Robust SNR Estimation using Multimodal CNN.
VTC Spring
Kosuke Tamura, Shun Kojima, Shinya Sugiura, Jaesang Cha, Chang-Jun Ahn
2024 C conf
Optimization of Vehicular Network Resource Allocation Based on MAAC Algorithm.
APCC
Jun-Han Wang, He He, Kosuke Tamura, Shun Kojima, Jaesang Cha, Chang-Jun Ahn
2024 J jnl
Random Pilot Activation and Interpolated Channel Estimation for Physical-Layer Secret Key Generation in Correlated Eavesdropping Channel.
IEEE Trans. Veh. Technol.
Shun Kojima, Shinya Sugiura
2024 J jnl
User-Independent Randomized Pilot Activation for Secure Key Generation.
IEEE Trans. Wirel. Commun.
Shun Kojima, Shinya Sugiura
2024 — conf
Vehicle-to-Vehicle Communication Channel Estimator Based on Gate Recurrent Unit.
ICEIC
Jun-Han Wang, He He, Kosuke Tamura, Shun Kojima, Jaesang Cha, Chang-Jun Ahn
2023 J jnl
Adaptive Zero-Padding with Impulsive Training Signal MMSE-SMI Adaptive Array Interference Suppression.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
He He, Shun Kojima, Kazuki Maruta, Chang-Jun Ahn
2023 J jnl
CNN-based blind SIR classification framework for STPA-BAA spectrum superposing.
ICT Express
Hiroaki Kobayashi, Shun Kojima, Kazuki Maruta, Takatoshi Sugiyama, Chang-Jun Ahn
2023 — conf
Deep Learning based 2D Symbol Detection for Display-Camera Communication.
CCNC
Yuki Sasaki, Kazuki Maruta, Shun Kojima, Daisuke Hisano, Yu Nakayama
2023 J jnl
Deep-Learning-Based Physical-Layer Lightweight Authentication in Frequency-Division Duplex Channel.
IEEE Commun. Lett.
Yuta Matsuzaki, Shun Kojima, Shinya Sugiura
2023 J jnl
Enhancing Cup-Stacking Method for Collective Communication.
IEICE Trans. Inf. Syst.
Takashi Yokota, Kanemitsu Ootsu, Shun Kojima
2023 — conf
Light Source Tracking System for A-QL based Display-Camera Communication.
VTC2023-Spring
Yuki Sasaki, Kazuki Maruta, Shun Kojima, Daisuke Hisano, Yu Nakayama
2023 J jnl
Timing Synchronization Based on Supervised Learning of Spectrogram for OFDM Systems.
IEEE Trans. Cogn. Commun. Netw.
Shun Kojima, Yuta Goto, Kazuki Maruta, Shinya Sugiura, Chang-Jun Ahn
2022 — conf
Assembly code translation from ARM64 to RISC-V.
SNPD-Summer
Tatsuya Tsuchiya, Kanemitsu Ootsu, Takashi Yokota, Shun Kojima
2022 — conf
Comparison of reinforcement learning in game AI.
SNPD-Summer
Jintaro Nogae, Kanemitsu Ootsu, Takashi Yokota, Shun Kojima
2022 J jnl
On a Cup-Stacking Concept in Repetitive Collective Communication.
IEICE Trans. Inf. Syst.
Takashi Yokota, Kanemitsu Ootsu, Shun Kojima
2022 — conf
Towards Deep Learning-Guided Multiuser SNR and Doppler Shift Detection for Next-Generation Wireless Systems.
VTC Spring
Shun Kojima, Yi Feng, Kazuki Maruta, Kanemitsu Ootsu, Takashi Yokota, Chang-Jun Ahn, Vahid Tarokh
2021 J jnl
Adaptive Subcarrier Grouping for MMSE-SMI Adaptive Array Interference Suppression.
IEEE Access
Kosuke Shima, Shun Kojima, Koki Ito, Kazuki Maruta, Chang-Jun Ahn
2021 J jnl
CNN-Based Joint SNR and Doppler Shift Classification Using Spectrogram Images for Adaptive Modulation and Coding.
IEEE Trans. Commun.
Shun Kojima, Kazuki Maruta, Yi Feng, Chang-Jun Ahn, Vahid Tarokh
2021 J jnl
Generalized Regression Neural Network Based Fast Fading Channel Tracking Using Frequency-Domain CSI Smoothing.
IEEE Access
Shun Kojima, He He, Takaki Omura, Kazuki Maruta, Chang-Jun Ahn
2021 — conf
Investigation of Input Signal Representation to CNN for Improving SNR Classification Accuracy.
VTC Fall
Shun Kojima, Yi Feng, Kazuki Maruta, Kanemitsu Ootsu, Takashi Yokota, Chang-Jun Ahn, Vahid Tarokh
2021 — conf
Performance Enhancement of Low Granularity MIMO-OFDMA Using FSS Method.
ISPACS
Yuta Toyama, Shun Kojima, Chang-Jun Ahn
2021 — conf
Variable Frame Splitting for Polar Coded MIMO E-SDM in Fast Fading Channel.
VTC Fall
He He, Shun Kojima, Kentaro Yonei, Kazuki Maruta, Chang-Jun Ahn
2020 — conf
Blind SIR Estimation by Convolutional Neural Network Using Visualized IQ Constellation.
VTC Spring
Kazuki Maruta, Shun Kojima, Chang-Jun Ahn, Daisuke Hisano, Yu Nakayama
2020 — conf
High-precision SNR Estimation by CNN using PSD Image for Adaptive Modulation and Coding.
VTC Spring
Shun Kojima, Kazuki Maruta, Chang-Jun Ahn
2020 — conf
Reducing FBI and MLI Using FSS Method for Adaptive Modulated VLC-OFDM System.
WPMC
Seiya Hirano, Kazushi Shimada, Shun Kojima, Kazuki Maruta, Chang-Jun Ahn
2019 J jnl
Adaptive Modulation and Coding Using Neural Network Based SNR Estimation.
IEEE Access
Shun Kojima, Kazuki Maruta, Chang-Jun Ahn
2019 J jnl
Modified pilot selection for channel estimation of systematic polar coded MIMO-OFDM.
ICT Express
Koya Watanabe, Shun Kojima, Takashi Akao, Masato Katsuno, Kazuki Maruta, Chang-Jun Ahn
2019 J jnl
Reducing channel spatial correlation by rotating planar antenna array.
ICT Express
Takashi Akao, Koya Watanabe, Shun Kojima, Masato Katsuno, Kazuki Maruta, Chang-Jun Ahn
2018 Misc conf
Adaptive Switching Method with AMC and FSS.
SoftCOM
Shun Kojima, Takashi Akao, Koya Watanabe, Masato Katsuno, Kazuki Maruta, Chang-Jun Ahn
2018 — conf
Modified Pilot Selection for Systematic Polar Coded MIMO-OFDM Channel Estimation.
ISPACS
Koya Watanabe, Shun Kojima, Takashi Akao, Masato Katsuno, Kazuki Maruta, Chang-Jun Ahn
2018 — conf
Reducing Channel Spatial Correlation by Rotating Planar Antenna Array.
ISPACS
Takashi Akao, Koya Watanabe, Shun Kojima, Masato Katsuno, Kazuki Maruta, Chang-Jun Ahn
2017 — conf
Optimized adaptive modulation with considering mobile relay on FSS-OFDM system.
WPMC
Shun Kojima, Ken Teduka, Kazuki Maruta, Chang-Jun Ahn