Osami Wada

29 papers Journal 17Unranked 12
YearRankTypeTitle / Venue / Authors
2024 J jnl
Design of Reference-free Flash ADC With On-chip Rank-based Comparator Selection Using Multiple Comparator Groups.
IPSJ Trans. Syst. LSI Des. Methodol.
Takehiro Kitamura, Takashi Hisakado, Osami Wada, Mahfuzul Islam
2023 — conf
A Fully Synchronous Digital LDO with Built-in Adaptive Frequency Modulation and Implicit Dead-Zone Control.
ASP-DAC
Shun Yamaguchi, Mahfuzul Islam, Takashi Hisakado, Osami Wada
2023 — conf
An Adaptive-Sampling Digital LDO with Statistical Comparator Selection Achieving 99.99% Maximum Current Efficiency and 0.25ps FoM in 65nm.
A-SSCC
Shun Yamaguchi, Takashi Hisakado, Osami Wada, Mahfuzul Islam
2023 — conf
CMOS Temperature Sensor Utilizing Gate-length-based Threshold Voltage Modulation.
NEWCAS
Mahfuzul Islam, Shogo Harada, Takashi Hisakado, Osami Wada
2023 — conf
Demonstration of Order Statistics Based Flash ADC in a 65nm Process.
ASP-DAC
Mahfuzul Islam, Takehiro Kitamura, Takashi Hisakado, Osami Wada
2022 J jnl
Circuit analysis of radiation reaction in metamaterials by retarded electromagnetic coupling.
IET Circuits Devices Syst.
Ryoma Nakata, Takashi Hisakado, Tohlu Matsushima, Osami Wada
2022 J jnl
Low-Power Design of Digital LDO With Nonlinear Symmetric Frequency Generation.
IEEE Trans. Circuits Syst. II Express Briefs
Shun Yamaguchi, Mahfuzul Islam, Takashi Hisakado, Osami Wada
2022 J jnl
Order Statistics Based Low-Power Flash ADC with On-Chip Comparator Selection.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Takehiro Kitamura, Mahfuzul Islam, Takashi Hisakado, Osami Wada
2022 — conf
Performance Improvement of Order Statistics Based Flash ADC Using Multiple Comparator Groups.
NEWCAS
Takehiro Kitamura, Mahfuzul Islam, Takashi Hisakado, Osami Wada
2021 — conf
A process scalable voltage-reference-free temperature sensor utilizing MOSFET threshold voltage variation.
A-SSCC
Shogo Harada, Mahfuzul Islam, Takashi Hisakado, Osami Wada
2021 — conf
Flash ADC Utilizing Offset Voltage Variation With Order Statistics Based Comparator Selection.
ISQED
Takehiro Kitamura, Mahfuzul Islam, Takashi Hisakado, Osami Wada
2018 J jnl
Equivalent-Circuit Model with Retarded Electromagnetic Coupling for Meta-Atoms of Wired Metallic Spheres.
IEICE Trans. Electron.
Katsuya Ohishi, Takashi Hisakado, Tohlu Matsushima, Osami Wada
2017 J jnl
Equivalent-Circuit Model for Meta-Atoms Consisting of Wired Metallic Spheres.
IEICE Trans. Electron.
Takashi Hisakado, Keisuke Yoshida, Tohlu Matsushima, Osami Wada
2016 J jnl
Connector Model for Use in Common-Mode Antenna Model Used to Estimate Radiation from Printed Circuit Boards with Board-to-Board Connector.
IEICE Trans. Commun.
Yuri Wakaduki, Tetsushi Watanabe, Yoshitaka Toyota, Kengo Iokibe, Liuji R. Koga, Osami Wada
2015 J jnl
Foreword.
IEICE Trans. Commun.
Osami Wada
2015 J jnl
Modeling of Bulk Current Injection Setup for Automotive Immunity Test Using Electromagnetic Analysis.
IEICE Trans. Commun.
Yosuke Kondo, Masato Izumichi, Kei Shimakura, Osami Wada
2015 — conf
Relation between internal terminal voltage and immunity behavior of LDO regulator circuits.
EMC Compo
Hidetoshi Miyahara, Nobuaki Ikehara, Tohlu Matsushima, Takashi Hisakado, Osami Wada
2013 — conf
Chair's welcome.
EMC Compo
Osami Wada
2013 — conf
Impedance balance control for suppression of fluctuation on ground voltage in LSI package.
EMC Compo
Masaaki Maeda, Tohlu Matsushima, Osami Wada
2013 — conf
Improvement of reproducibility of DPI method to quantify RF conducted immunity of LDO regulator.
EMC Compo
Tohlu Matsushima, Nobuaki Ikehara, Takashi Hisakado, Osami Wada
2013 — conf
Substrate noise reduction based on impedance balance using tunable resistances.
EMC Compo
Atsushi Nakamura, Masaaki Maeda, Tohlu Matsushima, Osami Wada
2010 J jnl
Calculation of Common-Mode Radiation from Single-Channel Differential Signaling System Using Imbalance Difference Model.
IEICE Trans. Commun.
Tohlu Matsushima, Tetsushi Watanabe, Yoshitaka Toyota, Ryuji Koga, Osami Wada
2010 J jnl
Suppression of Guard-Trace Resonance by Matched Termination for Reducing Common-Mode Radiation.
IEICE Trans. Commun.
Tetsushi Watanabe, Tohlu Matsushima, Yoshitaka Toyota, Osami Wada, Ryuji Koga
2009 J jnl
Evaluation of EMI Reduction Effect of Guard Traces Based on Imbalance Difference Model.
IEICE Trans. Commun.
Tohlu Matsushima, Tetsushi Watanabe, Yoshitaka Toyota, Ryuji Koga, Osami Wada
2009 J jnl
Importance and Limitations of Modeling Parasitic Capacitance between Package and PCB for Power Bus Noise and Radiation.
IEICE Trans. Commun.
Umberto Paoletti, Takashi Hisakado, Osami Wada
2009 J jnl
Increase of Common-Mode Radiation due to Guard Trace Voltage and Determination of Effective Via-Location.
IEICE Trans. Commun.
Tohlu Matsushima, Tetsushi Watanabe, Yoshitaka Toyota, Ryuji Koga, Osami Wada
2008 J jnl
Indirect extension of the image theory to partial inductance calculations.
IEICE Electron. Express
Umberto Paoletti, Takashi Hisakado, Osami Wada
2007 J jnl
De-Embedding Technique for the Extraction of Parasitic and Stray Capacitances from 1-Port Measurements.
IEICE Trans. Commun.
Umberto Paoletti, Osami Wada
2005 J jnl
Modeling and Simulation of Via-Connected Power Bus Stacks in Multilayer PCBs.
IEICE Trans. Commun.
Zhi Liang Wang, Osami Wada, Takashi Harada, Takahiro Yaguchi, Yoshitaka Toyota, Ryuji Koga