Naoki Ishikawa

Publication Activity (10 Years)

Years Active: 2009-2024
Publications (10 Years): 37

Top Topics

Spatio Temporal

Subset Selection

Error Probability

Top Venues

IEEE Trans. Commun.

IEEE Wirel. Commun. Lett.

Publications

Naoki Endo, Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky, Naoki Ishikawa
Boosting Spectral Efficiency with Data-Carrying Reference Signals on the Grassmann Manifold. CoRR (2024)
Masaya Norimoto, Taku Mikuriya, Naoki Ishikawa
Quantum Speedup for Multiuser Detection With Optimized Parameters in Grover Adaptive Search. IEEE Access 12 (2024)
Naoki Endo, Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky, Naoki Ishikawa
Boosting Spectral Efficiency With Data-Carrying Reference Signals on the Grassmann Manifold. IEEE Trans. Wirel. Commun. 23 (8) (2024)
Masaya Norimoto, Naoki Ishikawa
Grover Adaptive Search for Joint Maximum-Likelihood Detection of Power-Domain Non-Orthogonal Multiple Access. VTC2023-Spring (2023)
Yuma Katsuki, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi, Naoki Ishikawa
A New Noncoherent Gaussian Signaling Scheme for Low Probability of Detection Communications. IEEE Wirel. Commun. Lett. 12 (3) (2023)
Yuma Katsuki, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi, Naoki Ishikawa
A New Noncoherent Gaussian Signaling Scheme for Low Probability of Detection Communications. CoRR (2023)
Masaya Norimoto, Ryuhei Mori, Naoki Ishikawa
Quantum Algorithm for Higher-Order Unconstrained Binary Optimization and MIMO Maximum Likelihood Detection. IEEE Trans. Commun. 71 (4) (2023)
Yuta Kanazawa, Hiroki Iimori, Chandan Pradhan, Szabolcs Malomsoky, Naoki Ishikawa
Multiple Superimposed Pilots for Accurate Channel Estimation in Orthogonal Time Frequency Space Modulation. VTC Fall (2023)
Yuma Katsuki, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi, Naoki Ishikawa
Noncoherent Massive MIMO With Embedded One-Way Function Physical Layer Security. IEEE Trans. Inf. Forensics Secur. 18 (2023)
Kein Yukiyoshi, Naoki Ishikawa
On the Capacity of Generalized Quadrature Spatial Modulation. IEEE Wirel. Commun. Lett. 12 (12) (2023)
Kein Yukiyoshi, Naoki Ishikawa
On the Capacity of Generalized Quadrature Spatial Modulation. CoRR (2023)
Seiya Otsuka, Hiroki Iimori, Kengo Ando, Giuseppe Thadeu Freitas de Abreu, Koji Ishibashi, Naoki Ishikawa
Analysis of Secret Key Agreement Protocol for Massive MIMO Systems. CISIS-ICEUTE (2022)
Kein Yukiyoshi, Naoki Ishikawa
Quantum Search Algorithm for Binary Constant Weight Codes. CoRR (2022)
Xiaodan Zhai, Guochao Song, Lixia Xiao, Guanghua Liu, Naoki Ishikawa, Tao Jiang
Error Probability Analysis for Time-Varying Chaos Unitary Matrix-Based Differential MIMO System. IEEE Wirel. Commun. Lett. 11 (7) (2022)
Yuki Sano, Masaya Norimoto, Naoki Ishikawa
Qubit Reduction and Quantum Speedup for Wireless Channel Assignment Problem. CoRR (2022)
Chao Xu, Yifeng Xiong, Naoki Ishikawa, Rakshith Rajashekar, Shinya Sugiura, Zhaocheng Wang, Soon Xin Ng, Lie-Liang Yang, Lajos Hanzo
Space-, Time- and Frequency-Domain Index Modulation for Next-Generation Wireless: A Unified Single-/Multi-Carrier and Single-/Multi-RF MIMO Framework. IEEE Trans. Wirel. Commun. 20 (6) (2021)
Yuma Katsuki, Naoki Ishikawa
Optimal but Low-Complexity Optimization Method for Nonsquare Differential Massive MIMO. VTC Fall (2021)
Naoki Ishikawa
Quantum Speedup for Index Modulation. IEEE Access 9 (2021)
Naoki Ishikawa, Jehad M. Hamamreh, Eiji Okamoto, Chao Xu, Lixia Xiao
Artificially Time-Varying Differential MIMO for Achieving Practical Physical Layer Security. IEEE Open J. Commun. Soc. 2 (2021)
Lixia Xiao, Pei Xiao, Hang Ruan, Naoki Ishikawa, Lei Lu, Yue Xiao, Lajos Hanzo
Differentially-Encoded Rectangular Spatial Modulation Approaches the Performance of Its Coherent Counterpart. IEEE Trans. Commun. 68 (12) (2020)
Rakshith Rajashekar, Chao Xu, Naoki Ishikawa, Lie-Liang Yang, Lajos Hanzo
Subcarrier Subset Selection-Aided Transmit Precoding Achieves Full-Diversity in Index Modulation. IEEE Trans. Veh. Technol. 68 (11) (2019)
Naoki Ishikawa, Rakshith Rajashekar, Chao Xu, Mohammed El-Hajjar, Shinya Sugiura, Lie-Liang Yang, Lajos Hanzo
Differential-Detection Aided Large-Scale Generalized Spatial Modulation is Capable of Operating in High-Mobility Millimeter-Wave Channels. IEEE J. Sel. Top. Signal Process. 13 (6) (2019)
Rakshith Rajashekar, Chao Xu, Naoki Ishikawa, Lie-Liang Yang, Lajos Hanzo
Multicarrier Division Duplex Aided Millimeter Wave Communications. IEEE Access 7 (2019)
Chao Xu, Naoki Ishikawa, Rakshith Rajashekar, Shinya Sugiura, Robert G. Maunder, Zhaocheng Wang, Lie-Liang Yang, Lajos Hanzo
Sixty Years of Coherent Versus Non-Coherent Tradeoffs and the Road From 5G to Wireless Futures. IEEE Access 7 (2019)
Chao Xu, Peichang Zhang, Rakshith Rajashekar, Naoki Ishikawa, Shinya Sugiura, Li Wang, Lajos Hanzo
Finite-Cardinality Single-RF Differential Space-Time Modulation for Improving the Diversity-Throughput Tradeoff. IEEE Trans. Commun. 67 (1) (2019)
Naoki Ishikawa
IMToolkit: An Open-Source Index Modulation Toolkit for Reproducible Research Based on Massively Parallel Algorithms. IEEE Access 7 (2019)
Chao Xu, Peichang Zhang, Rakshith Rajashekar, Naoki Ishikawa, Shinya Sugiura, Zhaocheng Wang, Lajos Hanzo
"Near-Perfect" Finite-Cardinality Generalized Space-Time Shift Keying. IEEE J. Sel. Areas Commun. 37 (9) (2019)
Naoki Ishikawa, Yasuhiro Ohishi, Kaori Maeda
Nulls in the Air: Passive and Low-Complexity QoS Estimation Method for a Large-Scale Wi-Fi Network Based on Null Function Data Frames. IEEE Access 7 (2019)
Naoki Ishikawa, Atsushi Shimoda, Hironori Takuma
Designing of a Network Infrastructure to Promote Active Participation of Youth in Local Community Revitalization. IIAI-AAI (2019)
Chao Xu, Rakshith Rajashekar, Naoki Ishikawa, Shinya Sugiura, Lajos Hanzo
Single-RF Index Shift Keying Aided Differential Space-Time Block Coding. IEEE Trans. Signal Process. 66 (3) (2018)
Naoki Ishikawa, Rakshith Rajashekar, Chao Xu, Shinya Sugiura, Lajos Hanzo
Differential Space-Time Coding Dispensing With Channel Estimation Approaches the Performance of Its Coherent Counterpart in the Open-Loop Massive MIMO-OFDM Downlink. IEEE Trans. Commun. 66 (12) (2018)
Naoki Ishikawa, Shinya Sugiura, Lajos Hanzo
50 Years of Permutation, Spatial and Index Modulation: From Classic RF to Visible Light Communications and Data Storage. IEEE Commun. Surv. Tutorials 20 (3) (2018)
Naoki Ishikawa, Shinya Sugiura
Rectangular Differential Spatial Modulation for Open-Loop Noncoherent Massive-MIMO Downlink. IEEE Trans. Wirel. Commun. 16 (3) (2017)
Rakshith Rajashekar, Chao Xu, Naoki Ishikawa, Shinya Sugiura, K. V. S. Hari, Lajos Hanzo
Algebraic Differential Spatial Modulation Is Capable of Approaching the Performance of Its Coherent Counterpart. IEEE Trans. Commun. 65 (10) (2017)
Rakshith Rajashekar, Naoki Ishikawa, Shinya Sugiura, K. V. S. Hari, Lajos Hanzo
Full-Diversity Dispersion Matrices From Algebraic Field Extensions for Differential Spatial Modulation. IEEE Trans. Veh. Technol. 66 (1) (2017)
Naoki Ishikawa, Rakshith Rajashekar, Shinya Sugiura, Lajos Hanzo
Generalized-Spatial-Modulation-Based Reduced-RF-Chain Millimeter-Wave Communications. IEEE Trans. Veh. Technol. 66 (1) (2017)
Naoki Ishikawa, Shinya Sugiura, Lajos Hanzo
Subcarrier-Index Modulation Aided OFDM - Will It Work? IEEE Access 4 (2016)
Naoki Ishikawa, Shinya Sugiura
Exit-Chart-Based Design of Irregular Precoded Power-Imbalanced Optical Spatial Modulation. VTC Fall (2015)
Naoki Ishikawa, Shinya Sugiura
Single- and Multiple-RF Aided Non-Coherent Generalized Spatial Modulation. VTC Spring (2014)
Naoki Ishikawa, Shinya Sugiura
Unified Differential Spatial Modulation. IEEE Wirel. Commun. Lett. 3 (4) (2014)
Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe, Masaki Murata, Yoshihiro Okada
Detection of Users Suspected of Pretending to Be Other Users in a Community Site by Using Messages Submitted to Non-Target Categories. PACLIC (2010)
Naoki Ishikawa, Kenji Umemoto, Yasuhiko Watanabe, Yoshihiro Okada, Ryo Nishimura, Masaki Murata
Detection of users suspected of using multiple user accounts and manipulating evaluations in a community site. NLPKE (2010)
Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe, Yoshihiro Okada, Masaki Murata
Detection of submitters suspected of pretending to be someone else in a community site. LREC (2010)
Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe, Yoshihiro Okada, Masaki Murata
Detection of Submitters Suspected of Pretending to be Someone Else to Manipulate Communications in a Community Site. CSEDU (1) (2010)
Naoki Ishikawa, Ryo Nishimura, Yasuhiko Watanabe, Masaki Murata, Yoshihiro Okada
Determination of submitters suspected of pretending to be someone else to manipulate message evaluations in a communication site. IADIS AC (2) (2009)