A monolithic video frequency filter using NIC-based gyrators. - Hisatoshi Hagiwara; Masazumi Kumazawa; Shigetaka Takagi; Makoto Furihata; Minoru Nagata; Takeshi Yanagisawa (IEEE J. Solid State Circuits, 1988)

100-MHz monolithic low-pass filters with transmission zeros using NIC integrators. - Shigetaka Takagi; Hajime Nitta; Jorge Koyama; Makoto Furihata; Nobuo Fujii; Minoru Nagata; Takeshi Yanagisawa (IEEE J. Solid State Circuits, 1991)

A Configurable CMOS Multiplier/Divider for Analog VLSI. - Mohammed Ismail 001; Robert Brannen; Shigetaka Takagi; Ronny Khan; Oddvar Aaserud; Nobuo Fujii; Nabil I. Khachab (ISCAS, 1993)

New Single-Capacitor MOSFET-C Integrators: Analysis, Design & Applications. - R. Brannen; Shigetaka Takagi; Mohammed Ismail 001; Nobuo Fujii (ISCAS, 1994)

Principles of nonlinearity Cancellation in Linear MOS Systems using MRC Circuits. - Zdzislaw Czarnul; Shigetaka Takagi; Nobuo Fujii; Tetsuya Iida; Takeshi Yanagisawa (ISCAS, 1994)

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)

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)

Improving the immunity to substrate noise using active noise cancellation circuit in mixed-signal integrated circuits. - N. R. Agung; Shigetaka Takagi; Nobuo Fujii (APCCAS (1), 2002)

Rail-to-rail OTA using a pair of single channel type MOSFETs. - Takahide Sato; Shigetaka Takagi; Nobuo Fujii (ISCAS (1), 2002)

Operational Transconductance Amplifier with Rail-to-Rail Input Stage Using Single Channel Type MOSFETs. - Takahide Sato; Shigetaka Takagi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 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)

Rail-to-Rail V-I Conversion Using a Pair of Single Channel MOSFETs Operating in Plural Regions. - Takahide Sato; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Mapping Circuit for Rail-to-Rail Operation. - Kawori Takakubo; Hajime Takakubo; Yohei Nagatake; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

4-Gb/s track and hold circuit using parasitic capacitance canceller [flash ADC application]. - Takahide Sato; Shigetaka Takagi; Nobuo Fujii; Yasuyuki Hashimoto; Kohji Sakata; Hirovuki Okada (ESSCIRC, 2004)

Phase-error reduction technique for quadrature ring oscillators. - Kazuya Yoshizaki; Shigetaka Takagi; Nobuo Fujii (ECCTD, 2005)

Feedforward-type parasitic capacitance canceler and its application to 4 Gb/s T/H circuit. - Takahide Sato; Shigetaka Takagi; Nobuo Fujii; Yasuyuki Hashimoto; Kohji Sakata; Hiroyuki Okada (ISCAS (6), 2005)

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)

Design of Active Shield Circuit with Automatic Tuning Scheme. - Retdian Agung Nicodimus; Shigetaka Takagi (IEICE Trans. Electron., 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)

Equivalent Saturated MOSFET Circuit with Wide Input Range. - Takahide Sato; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

High Speed Transconductance-C-Opamp Integrator Using Current-Feedback Amplifier. - Takahide Sato; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Electron., 2005)

Special Section on Analog Circuit and Device Technologies. - Shigetaka Takagi (IEICE Trans. Electron., 2005)

Rail-to-Rail OTA Based on Signal Decomposition. - Nobukazu Takai; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Design optimization of staggered amplifier for wide-band applications. - Nicodimus Retdian; Shigetaka Takagi; Nobuo Fujii (ECCTD, 2007)

Gain-Bandwidth Limitations of 0.18μm Si-CMOS RF technology. - B. Siddik Yarman; Nicodimus Retdian; Shigetaka Takagi; Nobuo Fujii (ECCTD, 2007)

Improvement of Bootstrapped Switch using Track and Precharge Phase. - Retdian Agung Nicodimus; Shigetaka Takagi; Nobuo Fujii (ISCAS, 2007)

Low-power design technique for flash A/D converters based on reduction of the number of comparators. - Takahide Sato; Shigetaka Takagi; Nobuo Fujii (ISCAS, 2007)

Jitter Tolerant Continuous-Time Sigma-Delta A-D Converter Employing In-Loop Low-Pass Filter. - Daisuke Kobayashi; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Special Section on Analog Circuit Techniques and Related Topics. - Shigetaka Takagi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2007)

Realization of fully balanced filter using low power active inductor. - Takahide Sato; Shigetaka Takagi; Satoshi Ao; Nobuo Fujii (ICECS, 2008)

Reduction of Bootstrapped Switch Area Consumption Using Pre-Charge Phase. - Retdian Agung Nicodimus; Shigetaka Takagi; Nobuo Fujii (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Design of Low Power Track and Hold Circuit Based on Two Stage Structure. - Takahide Sato; Isamu Matsumoto; Shigetaka Takagi; Nobuo Fujii (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)

Capacitance spread reduction technique for low-cost switched-capacitor filters implementation. - Nicodimus Retdian; Katsuyuki Takagi; Shigetaka Takagi (ECCTD, 2009)

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

Design of Wideband Linear Voltage-to-Current Converters. - Retdian Agung Nicodimus; Shigetaka Takagi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

Low-power leapfrog bandpass filter with transmission zeros using integrators and resistor-based addition circuits. - Hiroki Sato; Zhishan Xu; Retdian Agung Nicodimus; Shigetaka Takagi (ECCTD, 2011)

Capacitance Reduction Technique for Switched-Capacitor Circuits Based on Charge Distribution and Partial Charge Transfer. - Retdian Agung Nicodimus; Shigetaka Takagi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Implementation of Low-Noise Switched-Capacitor Integrators with Small Capacitors. - Retdian Agung Nicodimus; Shigetaka Takagi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Implementation of Low-Noise Switched-Capacitor Low-Pass Filter with Small Capacitance Spread. - Retdian Agung Nicodimus; Shigetaka Takagi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013)

Frequency-to-voltage converter for temperature compensation of CMOS RC relaxation oscillator. - Hiroki Sato; Shigetaka Takagi (APCCAS, 2014)

Low-voltage amplifier with improved linearity using triode region MOSFET. - Hiroki Sato; Shigetaka Takagi (ISCAS, 2015)

Low-distortion low-power MOSFET-C filter design method. - Shigetaka Takagi; Hiroki Sato (MIXDES, 2017)

Local-Feedback Amplifier with Improved Linearity and Its Application to Continuous-Time Active Filter. - Hiroki Sato; Shigetaka Takagi (ISPACS, 2018)

Design of Active Inductors for Minimizing Output Noise of LC-Simulation Type Filters. - Shigetaka Takagi; Hiroki Sato (ISCAS, 2019)

CMOS Unity-Gain Voltage Amplifier for Low-Voltage Applications. - Hiroki Sato; Shigetaka Takagi (ICECS, 2020)

Integrator Based on Local-Feedback Voltage Amplifier and Offset Compensation. - Hiroki Sato; Shigetaka Takagi (ISCAS, 2020)

Reduction on Power Dissipation of Filters Based on Local-Feedback Amplifier. - Hiroki Sato; Shigetaka Takagi (ISCAS, 2021)

CMOS Continuous-Time Integrator with Capacitance Multiplier. - Hiroki Sato; Shigetaka Takagi (NEWCAS, 2023)