Takumi Ishihara

31 papers B 2Misc 1Journal 21Unranked 7

Year	Rank	Type	Title / Venue / Authors
2025	B	`conf`	Closed-Form Near-Optimal Signal Detection For Underwater Acoustic Communication Using Student's t-Distribution Approximation. GLOBECOM Takumi Ishihara, Hiroyuki Fukumoto, Yosuke Fujino
2024	J	`jnl`	Differential Multi-Carrier Faster-Than-Nyquist Signaling in Doubly Selective Fading Channel. IEEE Trans. Veh. Technol. Takumi Ishihara, Shinya Sugiura
2023	J	`jnl`	Precoded Filterbank Multicarrier Index Modulation With Non-Orthogonal Subcarrier Spacing. IEEE Trans. Commun. Prakash Chaki, Takumi Ishihara, Shinya Sugiura
2023	J	`jnl`	Various gait pattern generation and analysis of semi-passive quadruped walker with telescopic knee based on phase oscillator. Artif. Life Robotics Shoichi Miwa, Tetsuya Kinugasa, Kii Oba, Takumi Ishihara, Jialun Zhang, Ryota Hayashi, Koji Yoshida
2022	J	`jnl`	Eigendecomposition-Precoded Faster-Than-Nyquist Signaling With Index Modulation. IEEE Trans. Commun. Prakash Chaki, Takumi Ishihara, Shinya Sugiura
2022	J	`jnl`	Eigendecomposition-Precoded Faster-Than-Nyquist Signaling With Optimal Power Allocation in Frequency-Selective Fading Channels. IEEE Trans. Wirel. Commun. Takumi Ishihara, Shinya Sugiura
2022	—	`conf`	FFT-Spread Faster-Than-Nyquist Signaling in Frequency-Selective Fading Channel. ICC Takumi Ishihara, Shinya Sugiura
2022	J	`jnl`	Precoded Faster-Than-Nyquist Signaling for Doubly Selective Underwater Acoustic Communication Channel. IEEE Wirel. Commun. Lett. Jingwen Zhou, Takumi Ishihara, Shinya Sugiura
2022	—	`conf`	Precoded Non-Orthogonal Frequency Division Multiplexing with Subcarrier Index Modulation. VTC Spring Prakash Chaki, Takumi Ishihara, Shinya Sugiura
2022	J	`jnl`	Reduced-Complexity FFT-Spread Multicarrier Faster-Than-Nyquist Signaling in Frequency-Selective Fading Channel. IEEE Open J. Commun. Soc. Takumi Ishihara, Shinya Sugiura
2021	B	`conf`	Eigenvalue Decomposition Precoded Faster-Than-Nyquist Transmission of Index Modulated Symbols. ISIT Prakash Chaki, Takumi Ishihara, Shinya Sugiura
2021	—	`conf`	Precoded Faster-than-Nyquist Signaling with Optimal Power Allocation in Frequency-Selective Channel. ICC Workshops Takumi Ishihara, Shinya Sugiura
2021	J	`jnl`	The Evolution of Faster-Than-Nyquist Signaling. IEEE Access Takumi Ishihara, Shinya Sugiura, Lajos Hanzo
2020	—	`conf`	Effects of Eigenvalue Distribution on Precoded Faster-than-Nyquist Signaling with Power Allocation. VTC Fall Keita Masaki, Takumi Ishihara, Shinya Sugiura
2020	J	`jnl`	Eigenvalue-Decomposition-Precoded Ultra-Dense Non-Orthogonal Frequency-Division Multiplexing. IEEE Trans. Wirel. Commun. Seichiroh Osaki, Takumi Ishihara, Shinya Sugiura
2020	—	`conf`	Non-Orthogonal Frequency-Division Multiplexing Based on Eigenvalue Decomposition. VTC Fall Seichiroh Osaki, Takumi Ishihara, Shinya Sugiura
2020	J	`jnl`	Tradeoff Between Calculation Precision and Information Rate in Eigendecomposition-Based Faster-Than-Nyquist Signaling. IEEE Access Keita Masaki, Takumi Ishihara, Shinya Sugiura
2020	J	`jnl`	Variable-Block-Length Joint Channel Estimation and Data Detection for Spatial Modulation Over Time-Varying Channels. IEEE Trans. Veh. Technol. Yuya Akiba, Takumi Ishihara, Shinya Sugiura
2019	J	`jnl`	Differentially Modulated Spectrally Efficient Frequency-Division Multiplexing. IEEE Signal Process. Lett. Seichiroh Osaki, Miyu Nakao, Takumi Ishihara, Shinya Sugiura
2019	—	`conf`	Optimal and Suboptimal Power Allocation for SVD-Precoded Faster-than-Nyquist Signaling. VTC Fall Takumi Ishihara, Shinya Sugiura
2019	J	`jnl`	Performance Analysis and Constellation Optimization of Star-QAM-Aided Differential Faster-Than-Nyquist Signaling. IEEE Signal Process. Lett. Chie Sagayama, Takumi Ishihara, Shinya Sugiura
2019	J	`jnl`	SVD-Precoded Faster-Than-Nyquist Signaling With Optimal and Truncated Power Allocation. IEEE Trans. Wirel. Commun. Takumi Ishihara, Shinya Sugiura
2018	J	`jnl`	Differential Faster-Than-Nyquist Signaling. IEEE Access Takumi Ishihara, Shinya Sugiura
2018	Misc	`conf`	Faster-Than-Nyquist Signaling with Differential Encoding and Non Coherent Detection. ICASSP Takumi Ishihara, Shinya Sugiura
2017	J	`jnl`	Dual-Mode Time-Domain Index Modulation for Nyquist-Criterion and Faster-Than-Nyquist Single-Carrier Transmissions. IEEE Access Miyu Nakao, Takumi Ishihara, Shinya Sugiura
2017	J	`jnl`	Faster-Than-Nyquist Signaling With Index Modulation. IEEE Wirel. Commun. Lett. Takumi Ishihara, Shinya Sugiura
2017	J	`jnl`	Iterative Frequency-Domain Joint Channel Estimation and Data Detection of Faster-Than-Nyquist Signaling. IEEE Trans. Wirel. Commun. Takumi Ishihara, Shinya Sugiura
2017	J	`jnl`	Single-Carrier Frequency-Domain Equalization With Index Modulation. IEEE Commun. Lett. Miyu Nakao, Takumi Ishihara, Shinya Sugiura
2017	J	`jnl`	State-of-the-Art Design of Index Modulation in the Space, Time, and Frequency Domains: Benefits and Fundamental Limitations. IEEE Access Shinya Sugiura, Takumi Ishihara, Miyu Nakao
2016	—	`conf`	Frequency-domain equalization aided iterative detection of faster-than-Nyquist signaling with noise whitening. ICC Takumi Ishihara, Shinya Sugiura
2016	J	`jnl`	Frequency-domain equalization aided iterative detection of faster-than-Nyquist signaling with noise whitening. CoRR Takumi Ishihara, Shinya Sugiura