Discrete optimization for error feedback network using lower bound estimation. - Masayoshi Nakamoto; Yuji Maejima; Takao Hinamoto (ISCAS (1), 2005)

A New Structure of Error Feedback in 2-D Separable-Denominator Digital Filters. - Masayoshi Nakamoto; Takao Hinamoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Finite wordlength implementation for recursive digital filters with error feedback. - Masayoshi Nakamoto; Takao Hinamoto; Masaki Oku; Tsuyoshi Yoshiya (EUSIPCO, 2006)

Design of IIR Digital Filters with Discrete Coefficients Based on MLS Criterion. - Masayoshi Nakamoto; Takao Hinamoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

Minimization of L2-sensitivity for L2-D separable-denominator state-space digital filters subject to L2-scaling constraints using a lagrange function and a bisection method. - Takao Hinamoto; Yukihiro Shibata; Masayoshi Nakamoto (ICINCO-SPSMC, 2007)

Design for 2-D error feedback networks with identical coefficient sets. - Masayoshi Nakamoto; Takao Hinamoto (Multidimens. Syst. Signal Process., 2007)

Jointly optimized error-feedback and realization for roundoff noise minimization in state-estimate feedback digital controllers. - Takao Hinamoto; Keijiro Kawai; Masayoshi Nakamoto; Wu-Sheng Lu (EUSIPCO, 2008)

Reduction of l2-sensitivity for three-dimensional separable-denominator digital filters. - Takao Hinamoto; Osamu Tanaka; Masayoshi Nakamoto; Wu-Sheng Lu (EUSIPCO, 2009)

Pilot symbol design for channel estimation in MIMO-OFDM systems with null subcarriers. - Emmanuel C. Manasseh; Shuichi Ohno; Masayoshi Nakamoto (EUSIPCO, 2010)

Optimal basis for banded channel equalizers in OFDM system over doubly selective channels. - Shuichi Ohno; Masayoshi Nakamoto (ICASSP, 2010)

Closed-form approximation of linear phase IIR digital filters with guaranteed stability. - Masayoshi Nakamoto; Shuichi Ohno (ICASSP, 2011)

How many known symbols are required for linear channel estimation in OFDM? - Shuichi Ohno; Emmanuel C. Manasseh; Masayoshi Nakamoto (ICASSP, 2011)

Preamble and pilot symbol design for channel estimation in OFDM systems with null subcarriers. - Shuichi Ohno; Emmanuel C. Manasseh; Masayoshi Nakamoto (EURASIP J. Wirel. Commun. Netw., 2011)

Preamble Based Channel and CFO Estimation for MIMO-OFDM Systems with Null Subcarriers. - Emmanuel C. Manasseh; Shuichi Ohno; Masayoshi Nakamoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Improvement of Detection Performance in DWT-Based Image Watermarking under Specified False Positive Probability. - Masayoshi Nakamoto; Kohei Sayama; Mitsuji Muneyasu; Tomotaka Harano; Shuichi Ohno (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Preamble design for joint estimation of channel and I/Q imbalance in MIMO-OFDM systems. - Emmanuel C. Manasseh; Shuichi Ohno; Masayoshi Nakamoto (APSIPA, 2012)

Pilot design for non-contiguous spectrum usage in OFDM-based cognitive radio networks. - Emmanuel C. Manasseh; Shuichi Ohno; Masayoshi Nakamoto (EUSIPCO, 2012)

Low complexity equalization for single carrier transmissions over doubly-selective channels using linear approximation. - Shuichi Ohno; Emmanuel C. Manasseh; Masayoshi Nakamoto (ICASSP, 2012)

Training Symbol Design for Channel Estimation and IQ Imbalance Compensation in OFDM Systems. - Emmanuel C. Manasseh; Shuichi Ohno; Masayoshi Nakamoto (VTC Spring, 2012)

Noise Reduction in Two-Dimensional Recursive Digital Filters with Discrete Optimized Error Feedback Coefficients. - Masayoshi Nakamoto; Takao Hinamoto; Shuichi Ohno (Circuits Syst. Signal Process., 2012)

Combined channel estimation and PAPR reduction technique for MIMO-OFDM systems with null subcarriers. - Emmanuel C. Manasseh; Shuichi Ohno; Masayoshi Nakamoto (EURASIP J. Wirel. Commun. Netw., 2012)

Design of a Data-Driven PID Controller Using Operating Data. - Shin Wakitani; Koichiro Nishida; Masayoshi Nakamoto; Toru Yamamoto (ALCOSP, 2013)

A system identification approach for design of IIR digital filters. - Masayoshi Nakamoto; Naoyuki Shimizu; Toru Yamamoto (IECON, 2013)

Efficient PAPR reduction techniques for MIMO-OFDM based cognitive radio networks. - Emmanuel C. Manasseh; Shuichi Ohno; Toru Yamamoto; Masayoshi Nakamoto (ISPACS, 2013)

Pilot symbol assisted channel estimation for OFDM-based cognitive radio systems. - Emmanuel C. Manasseh; Shuichi Ohno; Masayoshi Nakamoto (EURASIP J. Adv. Signal Process., 2013)

Design of a data-oriented control system for a p-inputs/q-outputs (p > q) multivariable system. - Hajime Tsubata; Masayoshi Nakamoto; Tom Yamamoto (ICARCV, 2014)

Design of frequency-selective digital differentiators without frequency sampling and iterative optimization. - Masayoshi Nakamoto; Toni Yamamoto (IECON, 2014)

Design of Multi-Band Digital Filters and Full-Band Digital Differentiators Without Frequency Sampling and Iterative Optimization. - Masayoshi Nakamoto; Shuichi Ohno (IEEE Trans. Ind. Electron., 2014)

Design of semi-sparse multi-band digital filters using branch and bound method. - Masayoshi Nakamoto; Tomohiro Hirakawa; Torn Yamamoto (IECON, 2015)

A GA-based optimization for multi-band digital filters with the sameness conditions of filter coefficients. - Masayoshi Nakamoto; Tomohiro Hirakawa; Naoyuki Aikawa; Torn Yamamoto (IECON, 2016)

Design of second-degree IIR digital differentiators without frequency sampling and recursive optimization. - Masayoshi Nakamoto; Naoyuki Aikawa (MWSCAS, 2017)

Optimal Least-Squares Design of Sparse FIR Filters for Big-Data Signal Processing. - Masayoshi Nakamoto; Taro Itani; Katsumi Konishi (DSP, 2018)

A sound-based measurement of sway angle for anti-sway control of overhead crane. - Miki Matsunaga; Masayoshi Nakamoto; Toru Yamamoto (J. Robotics Netw. Artif. Life, 2018)

Soft Sensor for Sway Angle of Overhead Crane Using Phase Difference of Acoustic Signals. - Masayoshi Nakamoto; Hanako Ogawa; Naoki Horie (IECON, 2020)

Minimax Design of Sparse IIR Filters Using Sparse Linear Programming. - Masayoshi Nakamoto; Naoyuki Aikawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021)

Vibration Frequency Detection of Stepping Motors Using a Finite-Order Hilbert Transformer by a Variable FIR Filter with Transmission Zeros. - Teppei Ota; Masayoshi Nakamoto; Kei Kozakai; Kohei Terashima; Naoyuki Aikawa (MWSCAS, 2023)

Closed Form Approach for Constrained Design of nth-Order IIR Digital Differentiator. - Masayoshi Nakamoto; Naoyuki Aikawa (Circuits Syst. Signal Process., 2023)

Sway Angle Sensor System for Full-Scale Tower Cranes Based on the Phase Difference of Sound Waves. - Masayoshi Nakamoto; Kouhei Matsuoka; Tsuyoshi Funai (IEEE Trans. Ind. Informatics, 2025)