| 2024 | APCC | Maximum Doppler Shift Identification using Decision Feedback Channel Estimation. | Yudai Handa, Kosuke Tamura, Hiroya Hayakawa, Riku Tanaka, Jaesang Cha, Chang-Jun Ahn |
| 2024 | APCC | Hybrid Beamforming Structure Using Grouping with Reduced Number of Phase Shifters in Multi-User MISO. | Hiroya Hayakawa, Yudai Handa, Riku Tanaka, Kosuke Tamura, Jaesang Cha, Chang-Jun Ahn |
| 2024 | APCC | Performance Enhancement of ATSC3.0 Using Polarization Property and Frequency Symbol Spreading. | Riku Tanaka, Yudai Handa, Hiroya Hayakawa, Jaesang Cha, Chang-Jun Ahn |
| 2024 | APCC | Optimization of Vehicular Network Resource Allocation Based on MAAC Algorithm. | Jun-Han Wang, He He, Kosuke Tamura, Shun Kojima, Jaesang Cha, Chang-Jun Ahn |
| 2024 | VTC | Accurate and Doppler Robust SNR Estimation using Multimodal CNN. | Kosuke Tamura, Shun Kojima, Shinya Sugiura, Jaesang Cha, Chang-Jun Ahn |
| 2022 | VTC | Towards Deep Learning-Guided Multiuser SNR and Doppler Shift Detection for Next-Generation Wireless Systems. | Shun Kojima, Yi Feng, Kazuki Maruta, Kanemitsu Ootsu, Takashi Yokota, Chang-Jun Ahn, Vahid Tarokh |
| 2021 | VTC | Variable Frame Splitting for Polar Coded MIMO E-SDM in Fast Fading Channel. | He He, Shun Kojima, Kentaro Yonei, Kazuki Maruta, Chang-Jun Ahn |
| 2021 | VTC | Investigation of Input Signal Representation to CNN for Improving SNR Classification Accuracy. | Shun Kojima, Yi Feng, Kazuki Maruta, Kanemitsu Ootsu, Takashi Yokota, Chang-Jun Ahn, Vahid Tarokh |
| 2020 | VTC | High-precision SNR Estimation by CNN using PSD Image for Adaptive Modulation and Coding. | Shun Kojima, Kazuki Maruta, Chang-Jun Ahn |
| 2020 | VTC | Blind SIR Estimation by Convolutional Neural Network Using Visualized IQ Constellation. | Kazuki Maruta, Shun Kojima, Chang-Jun Ahn, Daisuke Hisano, Yu Nakayama |
| 2019 | APCC | Outage Probability Analysis of MF Precoded Massive MIMO with Multi-antenna User Environment. | Koki Ito, Kazuki Maruta, Chang-Jun Ahn |
| 2019 | APCC | Modified HTRCI with Time-domain CSI Separation for Pilot De-contamination. | Kakeru Matsubara, Shun Kuroki, Kazuki Maruta, Chang-Jun Ahn |
| 2019 | APCC | Fast Fading Compensation by Frame Splitting and Decision Directed Channel Extrapolation for OFDM. | Kouichi Motosugi, Kentaro Yonei, Kazuki Maruta, Chang-Jun Ahn |
| 2019 | APCC | Channel Ranking based Spread Code Optimization for Visible Light Communication OFDM-IDMA Systems. | Kazushi Shimada, Mitsuki Takahashi, Kazuki Maruta, Chang-Jun Ahn |
| 2019 | APCC | Data-aided SMI Algorithm using Common Correlation Matrix for Adaptive Array Interference Suppression. | Kosuke Shima, Katsuya Senoo, Kenta Goto, Kazuki Maruta, Chang-Jun Ahn |
| 2019 | APCC | Known Bits Puncturing for Systematic Polar Codes. | Naoya Tanuma, Ryo Marumo, Kazuki Maruta, Chang-Jun Ahn |
| 2019 | VTC | Enhanced Semi-Blind Uplink Interference Suppression on Multicell Massive MIMO Systems for Multi Modulus Signals. | Kazuki Maruta, Chang-Jun Ahn |
| 2018 | PIMRC | V2P Connectivity on Higher Frequency Band and CoMP Based Coverage Expansion. | Kazuki Maruta, Yu Nakayama, Kazuaki Honda, Daisuke Hisano, Chang-Jun Ahn |
| 2018 | SOFTCOM | Adaptive Switching Method with AMC and FSS. | Shun Kojima, Takashi Akao, Koya Watanabe, Masato Katsuno, Kazuki Maruta, Chang-Jun Ahn |
| 2013 | APCC | Mitigated deep faded channel with relay node allocation for MUDiv/OFDMA. | Yuta Ida, Chang-Jun Ahn, Takahiro Matsumoto, Shinya Matsufuji |
| 2013 | APCC | Throughput performance enhancement applying adaptive modulation for single symbol decodable QO-STBC with full diversity. | Masayuki Kitakatay, Chang-Jun Ahn, Tatsuya Omori, Ken-ya Hashimoto |
| 2007 | ICONIP | Fuzzy ARTMAP with Explicit and Implicit Weights. | Takeshi Kamio, Kenji Mori, Kunihiko Mitsubori, Chang-Jun Ahn, Hisato Fujisaka, Kazuhisa Haeiwa |
| 2007 | WCNC | Link Correlation based Transmit Sector Antenna Selection for Alamouti Coded OFDM. | Chang-Jun Ahn, Satoshi Takahashi, M. Taromaru |
| 2005 | PIMRC | Adaptive subcarrier block modulation with differentially modulated pilot symbol assistance for downlink OFDM using uplink delay spread. | Chang-Jun Ahn, Satoshi Takahashi, Hiroshi Harada |
| 2004 | ISCC | Reverse link performance improvement for an wideband OFDM using Alamouti coded heterogeneous polarization antennas. | Chang-Jun Ahn, K. Kamio, Satoshi Takahashi, Hiroshi Harada |
| 2004 | PIMRC | Dynamic parameter controlled orthogonal frequency and time division multiple access. | Hiroshi Harada, Chang-Jun Ahn, Satoshi Takahashi, Yukiyoshi Kamio, Seiichi Sampei |