State-space formulation of frequency transformation for 2-D digital filters. - Shunsuke Koshita; Masayuki Kawamata (IEEE Signal Process. Lett., 2004)

The upper bound of the second-order modes of linear state-space systems [digital filter example]. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (ISCAS (2), 2005)

A novel property of the second-order modes of discrete-time systems under variable transformation. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (ISCAS (2), 2005)

Invariance of Second-Order Modes under Frequency Transformation in 2-D Separable Denominator Digital Filters. - Shunsuke Koshita; Masayuki Kawamata (Multidimens. Syst. Signal Process., 2005)

Gramian-Preserving Frequency Transformation for State-Space Digital Filters. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (APCCAS, 2006)

Gramian-preserving frequency transformation for linear continuous-time state-space systems. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (ISCAS, 2006)

State-Space Analysis of Power Complementary Analog Filters. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (ISCAS, 2007)

Invariance of Second-Order Modes of Linear Continuous-Time Systems under Typical Frequency Transformations. - Masayuki Kawamata; Yousuke Mizukami; Shunsuke Koshita (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

State-Space Analysis of Power Complementary Filters. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Analysis of Second-Order Modes of Linear Discrete-Time Systems under Bounded-Real Transformations. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Gramian-preserving frequency transformation for linear discrete-time systems using normalized lattice structure. - Shunsuke Koshita; Satoru Tanaka; Masahide Abe; Masayuki Kawamata (ISCAS, 2008)

Analysis of Second-Order Modes of Linear Continuous-Time Systems under Positive-Real Transformations. - Shunsuke Koshita; Yousuke Mizukami; Taketo Konno; Masahide Abe; Masayuki Kawamata (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Gramian-Preserving Frequency Transformation for Linear Discrete-Time State-Space Systems. - Shunsuke Koshita; Satoru Tanaka; Masahide Abe; Masayuki Kawamata (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

On Hankel Singular Values and Reflected Zeros of Linear Dynamical Systems. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata; Athanasios C. Antoulas (IEEE Trans. Autom. Control., 2009)

Realization of variable band-pass/band-stop IIR digital filters using Gramian-preserving frequency transformation. - Shunsuke Koshita; Keita Miyoshi; Masahide Abe; Masayuki Kawamata (ISCAS, 2010)

High-order center-frequency adaptive filters using block-diagram-based frequency transformation. - Shunsuke Koshita; Yuki Kumamoto; Masahide Abe; Masayuki Kawamata (ICASSP, 2011)

Gramian-Preserving Frequency Transformation and Its Application to Analog Filter Design. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (IEEE Trans. Circuits Syst. I Regul. Pap., 2011)

On L2-sensitivity of state-space digital filters under Gramian-preserving frequncy transformation. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (APSIPA, 2013)

A new lattice-based adaptive notch filtering algorithm with improved mean update term. - Shinichiro Nakamura; Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (APSIPA, 2013)

High-performance variable band-pass/band-stop state-space digital filters using Gramian-preserving frequency transformation. - Shunsuke Koshita; Keita Miyoshi; Masahide Abe; Masayuki Kawamata (Digit. Signal Process., 2014)

A Simple Ladder Realization of Maximally Flat Allpass Fractional Delay Filters. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (IEEE Trans. Circuits Syst. II Express Briefs, 2014)

Scaled IIR filter based on stochastic computation. - Naoya Onizawa; Shunsuke Koshita; Takahiro Hanyu (MWSCAS, 2015)

A New Adaptive Notch Filtering Algorithm Based on Normalized Lattice Structure with Improved Mean Update Term. - Shinichiro Nakamura; Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015)

Gammatone filter based on stochastic computation. - Naoya Onizawa; Shunsuke Koshita; Shuichi Sakamoto; Masahide Abe; Masayuki Kawamata; Takahiro Hanyu (ICASSP, 2016)

Improvement of convergence speed for an adaptive notch filter based on simplified lattice algorithm using pilot notch filters. - Hiroyuki Munakata; Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (IC-NIDC, 2016)

Realization of FIR Digital Filters Based on Stochastic/Binary Hybrid Computation. - Shunsuke Koshita; Naoya Onizawa; Masahide Abe; Takahiro Hanyu; Masayuki Kawamata (ISMVL, 2016)

A Simple and Explicit Formulation of Non-Unique Wiener Filters for Linear Predictor with Rank-Deficient Autocorrelation Matrix. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata; Takaaki Ohnari; Tomoyuki Kawasaki; Shogo Miura (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Design of stochastic asymmetric compensation filters for auditory signal processing. - Naoya Onizawa; Shunsuke Koshita; Shuichi Sakamoto; Masayuki Kawamata; Takahiro Hanyu (GlobalSIP, 2017)

Evaluation of Stochastic Cascaded IIR Filters. - Naoya Onizawa; Shunsuke Koshita; Shuichi Sakamoto; Masayuki Kawamata; Takahiro Hanyu (ISMVL, 2017)

Variable state-space digital filters using series approximations. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (Digit. Signal Process., 2017)

Correct Formulation of Gradient Characteristics for Adaptive Notch Filters Based on Monotonically Increasing Gradient Algorithm. - Shunsuke Koshita; Hiroyuki Munakata; Masahide Abe; Masayuki Kawamata (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

High-Accuracy and Area-Efficient Stochastic FIR Digital Filters Based on Hybrid Computation. - Shunsuke Koshita; Naoya Onizawa; Masahide Abe; Takahiro Hanyu; Masayuki Kawamata (IEICE Trans. Inf. Syst., 2017)

Analysis of frequency estimation MSE for all-pass-based adaptive IIR notch filters with normalized lattice structure. - Shunsuke Koshita; Yuki Noguchi; Masahide Abe; Masayuki Kawamata (Signal Process., 2017)

Area/Energy-Efficient Gammatone Filters Based on Stochastic Computation. - Naoya Onizawa; Shunsuke Koshita; Shuichi Sakamoto; Masahide Abe; Masayuki Kawamata; Takahiro Hanyu (IEEE Trans. Very Large Scale Integr. Syst., 2017)

DSP Implementation of Adaptive Notch Filters With Overflow Avoidance in Fixed-Point Arithmetic. - Satoru Ishibashi; Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (APSIPA, 2018)

A State-Space Approach to High-order Adaptive Band-Pass Filtering. - Shunsuke Koshita; Keita Miyoshi; Masahide Abe; Masayuki Kawamata (DSP, 2018)

Minimum Roundoff Noise Realization for Variable IIR Digital Filters Based on M-D Polynomial Approximation. - Shunsuke Koshita; Masahide Abe; Masayuki Kawamata (ISCAS, 2018)

High-Precision Stochastic State-Space Digital Filters Based on Minimum Roundoff Noise Structure. - Shunsuke Koshita; Naoya Onizawa; Masahide Abe; Takahiro Hanyu; Masayuki Kawamata (ISCAS, 2018)

On Optimal Realizations for All-Pass Fractional Delay Digital Filters. - Shunsuke Koshita (APSIPA ASC, 2021)

On Quantization Effects of Adaptive Notch Filters With Simplified Lattice Algorithm. - Shunsuke Koshita (ISCIT, 2021)

Analytical Minimization of L2-Sensitivity for All-Pass Fractional Delay Digital Filters with Normalized Lattice Structure. - Shunsuke Koshita (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2023)