A stable programming pulse generator for single power supply flash memories. - Toru Tanzawa; Tomoharu Tanaka (IEEE J. Solid State Circuits, 1997)

A dynamic analysis of the Dickson charge pump circuit. - Toru Tanzawa; Tomoharu Tanaka (IEEE J. Solid State Circuits, 1997)

A compact on-chip ECC for low cost flash memories. - Toru Tanzawa; Tomoharu Tanaka; Ken Takeuchi; Riichiro Shirota; Seiichi Aritome; Hiroshi Watanabe; Gertjan Hemink; Kazuhiro Shimizu; Shinji Sato; Yuji Takeuchi; Kazunori Ohuchi (IEEE J. Solid State Circuits, 1997)

A multipage cell architecture for high-speed programming multilevel NAND flash memories. - Ken Takeuchi; Tomoharu Tanaka; Toru Tanzawa (IEEE J. Solid State Circuits, 1998)

A CMOS bandgap reference circuit with sub-1-V operation. - Hironori Banba; Hitoshi Shiga; Akira Umezawa; Takeshi Miyaba; Toru Tanzawa; Shigeru Atsumi; Koji Sakui (IEEE J. Solid State Circuits, 1999)

Optimization of word-line booster circuits for low-voltage flash memories. - Toru Tanzawa; Shigeru Atsumi (IEEE J. Solid State Circuits, 1999)

A channel-erasing 1.8-V-only 32-Mb NOR flash EEPROM with a bitline direct sensing scheme. - Shigeru Atsumi; Akira Umezawa; Toru Tanzawa; Tadayuki Taura; Hitoshi Shiga; Yoshinori Takano; Takeshi Miyaba; Michiharu Matsui; Hiroshi Watanabe; Kazuaki Isobe; Shota Kitamura; Seiji Yamada; et al. (IEEE J. Solid State Circuits, 2000)

Design of a sense circuit for low-voltage flash memories. - Toru Tanzawa; Yoshinori Takano; Tadayuki Taura; Shigeru Atsumi (IEEE J. Solid State Circuits, 2000)

Wordline voltage generating system for low-power low-voltage flash memories. - Toru Tanzawa; Akira Umezawa; Masao Kuriyama; Tadayuki Taura; Hironori Banba; Takeshi Miyaba; Hitoshi Shiga; Yoshinori Takano; Shigeru Atsumi (IEEE J. Solid State Circuits, 2001)

Circuit techniques for a 1.8-V-only NAND flash memory. - Toru Tanzawa; Tomoharu Tanaka; Ken Takeuchi; Hiroshi Nakamura (IEEE J. Solid State Circuits, 2002)

High-voltage transistor scaling circuit techniques for high-density negative-gate channel-erasing NOR flash memories. - Toru Tanzawa; Yoshinori Takano; Kentaro Watanabe; Shigeru Atsumi (IEEE J. Solid State Circuits, 2002)

A 44-mm2 four-bank eight-word page-read 64-Mb flash memory with flexible block redundancy and fast accurate word-line voltage controller. - Toru Tanzawa; Akira Umezawa; Tadayuki Taura; Hitoshi Shiga; Tokumasa Hara; Yoshinori Takano; Takeshi Miyaba; Naoya Tokiwa; Kentaro Watanabe; Hiroshi Watanabe; Kazunori Masuda; Kiyomi Naruke; et al. (IEEE J. Solid State Circuits, 2002)

A temperature-compensated CMOS LC-VCO enabling the direct modulation architecture in 2.4GHz GFSK transmitter. - Toru Tanzawa; Hiroyuki Shibayama; Ryota Terauchi; Katsumi Hisano; Hiroki Ishikuro; Shouhei Kousai; Hiroyuki Kobayashi; Hideaki Majima; Toru Takayama; Kenichi Agawa; Masayuki Koizumi; Fumitoshi Hatori (CICC, 2004)

A 2.4-GHz Temperature-Compensated CMOS LC-VCO for Low Frequency Drift Low-Power Direct-Modulation GFSK Transmitters. - Toru Tanzawa; Kenichi Agawa; Hiroyuki Shibayama; Ryota Terauchi; Katsumi Hisano; Hiroki Ishikuro; Shouhei Kousai; Hiroyuki Kobayashi; Hideaki Majima; Toru Takayama; Masayuki Koizumi; Fumitoshi Hatori (IEICE Trans. Electron., 2005)

A process- and temperature-tolerant power-on reset circuit with a flexible detection level higher than the bandgap voltage. - Toru Tanzawa (ISCAS, 2008)

Dickson Charge Pump Circuit Design with Parasitic Resistance in Power Lines. - Toru Tanzawa (ISCAS, 2009)

A 172mm2 32Gb MLC NAND flash memory in 34nm CMOS. - Raymond Zeng; Navneet Chalagalla; Dan Chu; Daniel Elmhurst; Matt Goldman 001; Chris Haid; Atif Huq; Takaaki Ichikawa; Joel Jorgensen; Owen Jungroth; Nishnat Kajla; Ravinder Kajley; et al. (ISSCC, 2009)

A temperature compensation word-line voltage generator for multi-level cell NAND Flash memories. - Toru Tanzawa; Tomoharu Tanaka; Satoru Tamada; Jiro Kishimoto; Sjigekazu Yamada; Koichi Kawai; Takaaki Ichikawa; P. Chiang; Frank Roohparvar (ESSCIRC, 2010)

On Two-Phase Switched-Capacitor Multipliers With Minimum Circuit Area. - Toru Tanzawa (IEEE Trans. Circuits Syst. I Regul. Pap., 2010)

A Behavior Model of a Dickson Charge Pump Circuit for Designing a Multiple Charge Pump System Distributed in LSIs. - Toru Tanzawa (IEEE Trans. Circuits Syst. II Express Briefs, 2010)

A Behavior Model of an On-Chip High Voltage Generator for Fast, System-Level Simulation. - Toru Tanzawa (IEEE Trans. Very Large Scale Integr. Syst., 2012)

An analytical model of AC-DC voltage multipliers. - Toru Tanzawa (ICECS, 2014)

Design of DC-DC switched-capacitor voltage multiplier driven by DC energy transducer. - Toru Tanzawa (ICECS, 2014)

An analytical model of multi-sine AC-DC voltage multiplier. - Toru Tanzawa (ISCAS, 2015)

A comprehensive optimization methodology for designing charge pump voltage multipliers. - Toru Tanzawa (ISCAS, 2015)

Design challenge in 3D NAND technology: A 4.8X area- and 1.3X power-efficient 20V charge pump using tier capacitors. - Toru Tanzawa; T. Murakoshi; T. Kamijo; Tomoharu Tanaka; J. J. McNeil; K. Duesman (A-SSCC, 2016)

7.7 A 768Gb 3b/cell 3D-floating-gate NAND flash memory. - Tomoharu Tanaka; Mark Helm; Tommaso Vali; Ramin Ghodsi; Koichi Kawai; Jae-Kwan Park; Shigekazu Yamada; Feng Pan; Yuichi Einaga; Ali Ghalam; Toru Tanzawa; Jason Guo; et al. (ISSCC, 2016)

An Analytical Model of AC-DC Charge Pump Voltage Multipliers. - Toru Tanzawa (IEICE Trans. Electron., 2016)

On-chip switched-capacitor DC-DC converter in memory technology: State of the art and challenges. - Toru Tanzawa (ECCTD, 2017)

An Analytical Model of Charge Pump DC-DC Voltage Multiplier Using Diodes. - Toru Tanzawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Design Considerations on Power, Performance, Reliability and Yield in 3D NAND Technology. - Toru Tanzawa (IEICE Trans. Electron., 2018)

On the Output Impedance and an Output Current-Power Efficiency Relationship of Dickson Charge Pump Circuits. - Toru Tanzawa (IEEE Trans. Circuits Syst. II Express Briefs, 2018)

A 2V 3.8µW Fully-Integrated Clocked AC-DC Charge Pump with 0.5V 500Ω Vibration Energy Harvester. - Hayato Kawauchi; Toru Tanzawa (APCCAS, 2019)

A Pre-Emphasis Pulse Generator Insensitive to Process Variation for Driving Large Memory and Panel Display Arrays with Minimal Delay Time. - Kazuki Matsuyama; Toru Tanzawa (APCCAS, 2019)

Design of Pre-Emphasis Pulses for Large Memory Arrays with Minimal Word-Line Delay Time. - Kazuki Matsuyama; Toru Tanzawa (ISCAS, 2019)

Toward a Minimum-Operating-Voltage Design of DC-DC Charge Pump Circuits for Energy Harvesting. - Shugo Tokuda; Toru Tanzawa (ISCAS, 2019)

A Design of Cold Start Charge Pump for Flexible Thermoelectric Generator with High Output Impedance. - Kazuma Koketsu; Toru Tanzawa (ICECS, 2020)

Linear distribution of capacitance in Dickson charge pumps to reduce rise time. - Andrea Ballo; Alfio Dario Grasso; Gaetano Palumbo; Toru Tanzawa (Int. J. Circuit Theory Appl., 2020)

A Circuit Analysis of Pre-Emphasis Pulses for RC Delay Lines. - Kazuki Matsuyama; Toru Tanzawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021)

Charge Pumps for Ultra-Low-Power Applications: Analysis, Design, and New Solutions. - Andrea Ballo; Alfio Dario Grasso; Gaetano Palumbo; Toru Tanzawa (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

Antenna / On-Chip-Rectifier Co-Design Methodology for Micro-Watt Microwave Wireless Power Transfer. - Takuma Hashimoto; Toru Tanzawa (MWSCAS, 2022)

A Charge Loss Aware Advanced Model of Dickson Voltage Multipliers. - Andrea Ballo; Alfio Dario Grasso; Gaetano Palumbo; Toru Tanzawa (IEEE Access, 2022)

Design of Switched-Capacitor AC-DC Voltage-Down Converters Driven by Highly Resistive Energy Transducers. - Naoto Miyazaki; Toru Tanzawa (DCIS, 2024)

Design of a Low-Voltage DC-DC Boost Converter Using an Enhanced Swing Colpitts Oscillator for Energy Harvesting. - Taisei Inaba; Tatsuta Nomura; Yohei Kotoya; Toru Tanzawa (NewCAS, 2025)

Design of Switched-Capacitor AC-DC Voltage Down-Converters for Micro-Watt Electrostatic Vibration Energy Harvesting. - Naoto Miyazaki; Toru Tanzawa (NewCAS, 2025)

Design of a Battery Charger Boost Converter for Extremely Low Supply Voltages Below 10 mV in Energy Harvesting: A Return-on-Investment Approach. - Wataru Saito; Toru Tanzawa (NewCAS, 2025)