Design automation for integrated continuous-time filters using integrators. - Kazuyuki Wada; Shigetaka Takagi; Zdzislaw Czarnul; Nobuo Fujii (ASP-DAC, 1995)

Reduction in output DC offset voltage of integrator-based filters. - Kazuyuki Wada; Shigetaka Takagi; Nobuo Fujii (ICECS, 1998)

A novel class A CMOS current conveyor. - Sohrab Emami; Kazuyuki Wada; Shigetaka Tagaki; Nobuo Fujii (ISCAS, 2000)

Novel voltage-regulating circuit for low-voltage and low-power OTA realization using MOSFETs in the non-saturation region. - Takahide Sato; Kazuyuki Wada; Shigetaka Takagi; Nobuo Fujii (ISCAS, 2000)

Power saving technique for MOS differential amplifiers. - Kyoichi Takenaka; Kazuyuki Wada; Shigetaka Takagi; Nobuo Fujii (ISCAS, 2000)

Active guard band circuit for substrate noise suppression. - Shigetaka Takagi; Nicodimus Retdian Agung; Kazuyuki Wada; Nobuo Fujii (ISCAS (1), 2001)

Design of a body-effect reduced-source follower and its application to linearization technique. - Kazuyuki Wada; Yoshiaki Tadokoro (ISCAS (3), 2002)

Extension of Current Conveyor Concept and Its Applications. - Takahide Sato; Kazuyuki Wada; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Fully On-Chip Active Guard Band Circuit for Digital Noise Cancellation. - Shigetaka Takagi; Retdian Agung Nicodimus; Kazuyuki Wada; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Wide-Input Range Linear Voltage-to-Current Converter Using Equivalent MOSFETs without Cutoff Region. - Kazuyuki Wada; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

RC polyphase filter with flat gain characteristic. - Kazuyuki Wada; Yoshiaki Tadokoro (ISCAS (1), 2003)

Design Optimization of Active Shield Circuits for Digital Noise Suppression Based on Average Noise Evaluation. - Retdian Agung Nicodimus; Hiroto Suzuki; Kazuyuki Wada; Shigetaka Takagi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Active Shield Circuit for Digital Noise Suppression in Mixed-Signal Integrated Circuits. - Retdian Agung Nicodimus; Shigetaka Takagi; Kazuyuki Wada (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Low-voltage CMOS syllabic-companding log domain filter. - Ippei Akita; Kazuyuki Wada; Yoshiaki Tadokoro (ISCAS, 2006)

Band connections in active cancellation circuits against digital substrate noise. - Hiroto Suzuki; Kazuyuki Wada; Yoshiaki Tadokoro (ISCAS, 2006)

Minimization of total area in integrated active RC filters. - Kazuyuki Wada; Randall L. Geiger (ISCAS, 2006)

Simplified Low-Voltage CMOS Syllabic Companding Log Domain Filter. - Ippei Akita; Kazuyuki Wada; Yoshiaki Tadokoro (ISCAS, 2007)

Synthesis Method of All Low-Voltage CMOS Instantaneous-Companding Log Domain Integrators. - Ippei Akita; Kazuyuki Wada; Yoshiaki Tadokoro (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Band Connections for Digital Substrate Noise Reduction Using Active Cancellation Circuits. - Hiroto Suzuki; Kazuyuki Wada; Yoshiaki Tadokoro (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

A 0.8-V Syllabic-Companding Log Domain Filter with 78-dB Dynamic Range in 0.35-µm CMOS. - Ippei Akita; Kazuyuki Wada; Yoshiaki Tadokoro (IEICE Trans. Electron., 2008)

Multi-Path Analog Circuits Robust to Digital Substrate Noise. - Shigetaka Takagi; Retdian Agung Nicodimus; Kazuyuki Wada; Takahide Sato; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Multi-path Filters Robust to Substrate Noise and Nonlinearity. - Kazuyuki Wada; Yukiya Kiyokawa; Retdian Agung Nicodimus; Shigetaka Takagi; Takahide Sato; Nobuo Fujii (ISCAS, 2009)

A 0.6-V Dynamic Biasing Filter With 89-dB Dynamic Range in 0.18-µm CMOS. - Ippei Akita; Kazuyuki Wada; Yoshiaki Tadokoro (IEEE J. Solid State Circuits, 2009)

Analog FIR filter derived from the generating function for the Bernoulli numbers. - Yoshitaka Kitani; Kazuyuki Wada; Kawori Sekine; Moriya Nakamura (NEWCAS, 2017)

Multilevel pre-equalization using an analog FIR filter with multiple binary delay lines for 20-Gb/s 4-PAM multimode fiber transmission. - Ryoichiro Nakamura; Kenta Amino; Kawori Sekine; Kazuyuki Wada; Moriya Nakamura (IEICE Electron. Express, 2018)

A weak limit theorem for a class of long-range-type quantum walks in 1d. - Kazuyuki Wada (Quantum Inf. Process., 2020)

Unitary equivalence classes of split-step quantum walks. - Akihiro Narimatsu; Hiromichi Ohno; Kazuyuki Wada (Quantum Inf. Process., 2021)

A Low-Power Lock-in Amplifier Suitable for Implementation on a Programmable System on-Chip. - Takahiro Fujita; Kazuyuki Wada (ISCAS, 2024)

An Output Voltage Estimation and Regulation System Using Only the Primary-Side Electrical Parameters for Wireless Power Transfer Circuits. - Takahiro Fujita; Kazuyuki Wada; Kawori Sekine (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2024)

A Load Voltage Estimation and Regulation System for Wireless Power Transfer with Optimum Matching Circuit Design. - Takahiro Fujita; Kazuyuki Wada (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2025)