Anna Kuwana

67 papers A 3C 1Misc 2Journal 9Unranked 52
YearRankTypeTitle / Venue / Authors
2024 — conf
Asynchronous SAR ADC with Parallel Comparators Inspired by Hopfield Network.
ISPACS
Keita Noda, Hao San, Xueyan Bai, Shogo Katayama, Dan Yao, Anna Kuwana, Zifei Xu, Haruo Kobayashi
2024 — conf
Bit-Serial DAC With Positive and Negative Polarity Output Using Switched Capacitor Circuit.
ISPACS
Nobukazu Tsukiji, Eito Minami, Lengkhang Nengvang, Jianglin Wei, Shogo Katayama, Anna Kuwana, Haruo Kobayashi
2023 — conf
A Physically Unclonable Function Using Time-to-Digital Converter with Linearity Self-Calibration and its FPGA Implementation.
ITC-Asia
Kentaroh Katoh, Shuhei Yamamoto, Zheming Zhao, Yujie Zhao, Shogo Katayama, Anna Kuwana, Takayuki Nakatani, Kazumi Hatayama, Haruo Kobayashi, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa
2023 — conf
Back to the Analog Neural Network and Linear Circuit Theory.
ASICON
Haruo Kobayashi, Manato Hirai, Kakeru Otomo, Shogo Katayama, Xueyan Bai, Masashi Chiba, Zifei Xu, Dan Yao, Lengkhang Nengvang, Minh Tri Tran, Kanji Yoshihiro, Anna Kuwana, Takato Ooide, Hiroshi Tanimoto, Yuji Gendai, Jianglin Wei
2023 A conf
Low Distortion Sinusoidal Signal Generator with Harmonics Cancellation Using Two Types of Digital Predistortion.
ITC
Keno Sato, Takayuki Nakatani, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Shogo Katayama, Daisuke Iimori, Misaki Takagi, Yujie Zhao, Shuhei Yamamoto, Anna Kuwana, Kentaroh Katoh, Kazumi Hatayama, Haruo Kobayashi
2023 J jnl
Low distortion sine wave generator with simple harmonics cancellation circuit and filter for analog device testing.
IEICE Electron. Express
Shogo Katayama, Takayuki Nakatani, Daisuke Iimori, Misaki Takagi, Yujie Zhao, Anna Kuwana, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Kentaroh Katoh, Kazumi Hatayama, Haruo Kobayashi
2023 J jnl
Relaxation DAC with positive and negative polarity output using high-pass filter.
IEICE Electron. Express
Lengkhang Nengvang, Shogo Katayama, Anna Kuwana, Kazufumi Naganuma, Kiyoshi Sasai, Akihisa Iikura, Akira Asao, Takuya Watanabe, Katsuaki Morishita, Haruo Kobayashi
2022 J jnl
Asynchronous capacitive SAR ADC based on Hopfield network.
IEICE Electron. Express
Xueyan Bai, Shogo Katayama, Dan Yao, Anna Kuwana, Zifei Xu, Haruo Kobayashi
2022 — conf
High Precision Voltage Measurement System Utilizing Low-End ATE Resource and BOST.
ATS
Keno Sato, Takayuki Nakatani, Shogo Katayama, Daisuke Iimori, Gaku Ogihara, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Yujie Zhao, Kentaroh Katoh, Anna Kuwana, Kazumi Hatayama, Haruo Kobayashi
2022 J jnl
IEEE754 Binary32 Floating-Point Logarithmic Algorithms Based on Taylor-Series Expansion with Mantissa Region Conversion and Division.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Jianglin Wei, Anna Kuwana, Haruo Kobayashi, Kazuyoshi Kubo
2022 Misc conf
Innovative Practices Track: Innovative Analog Circuit Testing Technologies.
VTS
Chris Mangelsdorf, Manasa Madhvaraj, Salvador Mir, Manuel J. Barragán, Daisuke Iimori, Takayuki Nakatani, Shogo Katayama, Gaku Ogihara, Yujie Zhao, Jianglin Wei, Anna Kuwana, Kentaroh Katoh, Kazumi Hatayama, Haruo Kobayashi, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa
2022 — conf
Low Switching Loss Dual RESURF 40 V N-LDMOS with Grounded Field Plate for DC-DC Converters.
MWSCAS
Hao Yang Du, Jun-Ichi Matsuda, Anna Kuwana, Haruo Kobayashi
2022 — conf
Notch Frequency Generation Methods in Noise Spread Spectrum for Pulse Coding Switching DC-DC Converter.
LASCAS
Gui-Yi Dong, Shogo Katayama, Yifei Sun, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2022 J jnl
Revisit to Histogram Method for ADC Linearity Test: Examination of Input Signal and Ratio of Input and Sampling Frequencies.
J. Electron. Test.
Yujie Zhao, Kentaroh Katoh, Anna Kuwana, Shogo Katayama, Jianglin Wei, Haruo Kobayashi, Takayuki Nakatani, Kazumi Hatayama, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa
2022 J jnl
Unit cell mismatch scrambling method for high-resolution unary DAC based on virtual 3D layout.
IEICE Electron. Express
Dan Yao, Xuanyan Bai, Shogo Katayama, Anna Kuwana, Kazuyuki Kawauchi, Haruo Kobayashi, Kouji Hirai, Akira Suzuki, Satoshi Yamada, Tomoyuki Kato, Ritsuko Kitakoga, Takeshi Shimamura, Gopal Adhikari, Nobuto Ono, Kazuhiro Miura, Shigeya Yamaguchi
2021 — conf
Adaptive Convergence Method of Notch Frequency in Noise Spread Spectrum for Pulse Coding Switching DC-DC Converter.
ASICON
Gui-Yi Dong, Shogo Katayama, Yifei Sun, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2021 — conf
Analysis of Switching Characteristics of Wide SOA and High Reliability 100 V N-LDMOS Transistor with Dual RESURF and Grounded Field Plate Structure.
ASICON
Anna Kuwana, Jun-Ichi Matsuda, Haruo Kobayashi
2021 — conf
Application of Residue Sampling to RF/AMS Device Testing.
ATS
Shogo Katayama, Yudai Abe, Anna Kuwana, Koji Asami, Masahiro Ishida, Ryuya Ohta, Haruo Kobayashi
2021 — conf
Classical Mathematics and Analog/Mixed-Signal IC Design.
ASICON
Haruo Kobayashi, Xueyan Bai, Yujie Zhao, Shuhei Yamamoto, Dan Yao, Manato Hirai, Jianglin Wei, Shogo Katayama, Anna Kuwana
2021 — conf
Divide and Conquer: Floating-Point Exponential Calculation Based on Taylor-Series Expansion.
ASICON
Jianglin Wei, Anna Kuwana, Haruo Kobayashi, Kazuyoshi Kubo
2021 — conf
Evaluation of High-Precision Nano-Ampere Current Measurement Method for Mass Production.
ICECS
Gaku Ogihara, Takayuki Nakatani, Daisuke Iimori, Shogo Katayama, Anna Kuwana, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Yujie Zhao, Jianglin Wei, Kazumi Hatayama, Haruo Kobayashi
2021 J jnl
Floating-Point Inverse Square Root Algorithm Based on Taylor-Series Expansion.
IEEE Trans. Circuits Syst. II Express Briefs
Jianglin Wei, Anna Kuwana, Haruo Kobayashi, Kazuyoshi Kubo, Yuuki Tanaka
2021 — conf
Floating-Point Square Root Calculation Algorithm Based on Taylor-Series Expansion and Region Division.
MWSCAS
Jianglin Wei, Anna Kuwana, Haruo Kobayashi, Kazuyoshi Kubo, Yuuki Tanaka
2021 — conf
High Precision Measurement of Sub-Nano Ampere Current in ATE Environment.
ATS
Keno Sato, Takayuki Nakatani, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Shogo Katayama, Gaku Ogihara, Daisuke Iimori, Yujie Zhao, Jianglin Wei, Anna Kuwana, Kazumi Hatayama, Haruo Kobayashi
2021 — conf
Investigation of Behaviours of Kerwin-Huelsman-Newcomb Filters Using Nichols Charts of Self-Loop Function.
MWSCAS
Minh Tri Tran, Anna Kuwana, Haruo Kobayashi
2021 C conf
Metallic Ratio Equivalent-Time Sampling: A Highly Efficient Waveform Acquisition Method.
IOLTS
Shuhei Yamamoto, Yuto Sasaki, Yujie Zhao, Jianglin Wei, Anna Kuwana, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Takayuki Nakatani, Minh Tri Tran, Shogo Katayama, Kazumi Hatayama, Haruo Kobayashi
2021 — conf
Multi-Output SEIPC Multiplied Boost Converter with Exclusive Control.
ASICON
Yuki Sekine, Shogo Katayama, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2021 A conf
Revisit to Accurate ADC Testing with Incoherent Sampling Using Proper Sinusoidal Signal and Sampling Frequencies.
ITC
Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Jianglin Wei, Takayuki Nakatani, Yujie Zhao, Shogo Katayama, Shuhei Yamamoto, Anna Kuwana, Kazumi Hatayama, Haruo Kobayashi
2021 — conf
Study of Behaviors of Motion Models in High-Order Systems.
AIIoT
Minh Tri Tran, Anna Kuwana, Haruo Kobayashi
2021 — conf
Study of Helix Functions and Multi-Source Rauch Filters.
CCWC
Minh Tri Tran, Anna Kuwana, Haruo Kobayashi
2021 — conf
Study of Rauch Low-Pass Filters using Pascal's Triangle.
ICEIC
Minh Tri Tran, Anna Kuwana, Haruo Kobayashi
2021 A conf
Summing Node and False Summing Node Methods: Accurate Operational Amplifier AC Characteristics Testing without Audio Analyzer.
ITC
Daisuke Iimori, Takayuki Nakatani, Shogo Katayama, Gaku Ogihara, Akemi Hatta, Anna Kuwana, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Jianglin Wei, Yujie Zhao, Minh Tri Tran, Kazumi Hatayama, Haruo Kobayashi
2020 — conf
Accurate Testing of Precision Voltage Reference by DC-AC Conversion.
ATS
Keno Sato, Takayuki Nakatani, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Anna Kuwana, Kazumi Hatayama, Haruo Kobayashi
2020 J jnl
Activation Modeling and Classification of Voluntary and Imagery Movements From the Prefrontal fNIRS Signals.
IEEE Access
Md. Asadur Rahman, Mohd Abdur Rashid, Mohiuddin Ahmad, Anna Kuwana, Haruo Kobayashi
2020 — conf
Analysis and Design of Multi-Tone Signal Generation Algorithms for Reducing Crest Factor.
ATS
Yukiko Shibasaki, Koji Asami, Riho Aoki, Akemi Hatta, Anna Kuwana, Haruo Kobayashi
2020 — conf
Digital-to-Analog Converter Architectures Based on Polygonal and Prime Numbers.
ISOCC
Yuanyang Du, Xueyan Bai, Manato Hirai, Shuhei Yamamoto, Anna Kuwana, Haruo Kobayashi, Kazuyoshi Kubo
2020 — conf
Improved Nagata Current Source Insensitive to Temperature and Power Supply Voltage.
ISOCC
Takashi Hosono, Lei Sha, Souma Yamamoto, Mayu Hirano, Takashi Ida, Anna Kuwana, Haruo Kobayashi, Yoichi Moroshima, Hiromichi Harakawa, Takeshi Oikawa
2020 — conf
Low Power Loss IGBT Driver Circuit Using Current Drive.
ISOCC
Yudai Abe, Akio Iwabuchi, Jun-Ichi Matsuda, Anna Kuwana, Takashi Ida, Yukiko Shibasaki, Haruo Kobayashi
2020 — conf
Nonlinearity Analysis of Resistive Ladder-Based Current-Steering Digital-to-Analog Converter.
ISOCC
Manato Hirai, Hiroshi Tanimoto, Yuji Gendai, Shuhei Yamamoto, Anna Kuwana, Haruo Kobayashi
2020 — conf
Operation and Stability Analysis of Temperature-Insensitive MOS Reference Current Source with Self-Bias Circuit.
ISOCC
Souma Yamamoto, Kuswan Isam Ebisawa, Yudai Abe, Takashi Ida, Yukiko Shibasaki, Nobukazu Tsukiji, Anna Kuwana, Haruo Kobayashi, Akira Suzuki, Yukichi Todoroki, Toshihiko Kakinoki, Nobuto Ono, Kazuhiro Miura
2020 J jnl
Pulse Coding Controlled Switching Converter that Generates Notch Frequency to Suit Noise Spectrum.
IEICE Trans. Commun.
Yifei Sun, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2020 — conf
Revisit to Floating-Point Division Algorithm Based on Taylor-Series Expansion.
APCCAS
Jianglin Wei, Anna Kuwana, Haruo Kobayashi, Kazuyoshi Kubo
2020 — conf
Ringing Test for Third-Order Ladder Low-Pass Filters.
UEMCON
Minh Tri Tran, Anna Kuwana, Haruo Kobayashi
2020 — conf
Simple Reference Voltage Generation Circuit Insensitive to Temperature.
ISOCC
Lei Sha, Anna Kuwana, Masashi Horiguchi, Haruo Kobayashi
2020 — conf
Study on Crest Factor Controlled Multi-Tone Signal for Analog RF Circuit Testing.
ISOCC
Yukiko Shibasaki, Koji Asami, Akemi Hatta, Riho Aoki, Anna Kuwana, Haruo Kobayashi
2020 — conf
Summing Node Test Method: Simultaneous Multiple AC Characteristics Testing of Multiple Operational Amplifiers.
ATS
Gaku Ogihara, Takayuki Nakatani, Akemi Hatta, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Anna Kuwana, Riho Aoki, Shogo Katayama, Jianglin Wei, Yujie Zhao, Jianlong Wang, Kazumi Hatayama, Haruo Kobayashi
2019 — conf
Accurate and Fast Testing Technique of Operational Amplifier DC Offset Voltage in µV-Order by DC-AC Conversion.
ITC-Asia
Yuto Sasaki, Kosuke Machida, Riho Aoki, Shogo Katayama, Takayuki Nakatani, Jianlong Wang, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Anna Kuwana, Kazumi Hatayama, Haruo Kobayashi
2019 — conf
Analog / Mixed-Signal / RF Circuits for Complex Signal Processing.
ASICON
Haruo Kobayashi, Nene Kushita, Minh Tri Tran, Koji Asami, Hao San, Anna Kuwana, Akemi Hatta
2019 — conf
Analysis and Evaluation Method of RC Polyphase Filter.
ASICON
Koji Asami, Nene Kushita, Akemi Hatta, Minh Tri Tran, Yoshiro Tamura, Anna Kuwana, Haruo Kobayashi
2019 — conf
Automatic Correction of Current Imbalance for Multi-Phase COT Ripple-Based Control DC-DC Converter.
ASICON
Shogo Katayama, Jing Li, Yifei Sun, Minh Tri Tran, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2019 — conf
Crest Factor Controlled Multi-Tone Signals for Analog/Mixed-Signal IC Testing.
ITC-Asia
Yukiko Shibasaki, Koji Asami, Anna Kuwana, Kosuke Machida, Yuanyang Du, Akemi Hatta, Kazuyoshi Kubo, Haruo Kobayashi
2019 — conf
EMI Noise Reduction and Output Ripple Cancellation for Full-Wave Type Soft-Switching Converter.
ASICON
Yifei Sun, Minh Tri Tran, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2019 — conf
Evaluation of Null Method for Operational Amplifier Short-Time Testing.
ASICON
Riho Aoki, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Shogo Katayama, Yuto Sasaki, Kosuke Machida, Takayuki Nakatani, Jianlong Wang, Anna Kuwana, Kazumi Hatayama, Haruo Kobayashi
2019 — conf
Fine Time Resolution TDC Architectures -Integral and Delta-Sigma Types.
ASICON
Haruo Kobayashi, Kosuke Machida, Yuto Sasaki, Yusuke Osawa, Pengfei Zhang, Lei Sha, Yuki Ozawa, Anna Kuwana
2019 — conf
Flat Pass-Band Method with Two RC Band-Stop Filters for 4-Stage Passive RC Polyphase Filter in Low-IF Receiver Systems.
ASICON
Minh Tri Tran, Nene Kushita, Anna Kuwana, Haruo Kobayashi
2019 — conf
Frequency Estimation Sampling Circuit Using Analog Hilbert Filter and Residue Number System.
ASICON
Yudai Abe, Shogo Katayama, Congbing Li, Anna Kuwana, Haruo Kobayashi
2019 — conf
Graphene Biosensor for Saliva Protein Adsorption.
ASICON
Shiyu Wang, Md. Zakir Hossain, Takaaki Suzuki, Kazuo Shinozuka, Natsuhiko Shimizu, Shunya Kitada, Ryo Ichige, Anna Kuwana, Haruo Kobayashi
2019 — conf
High-Resolution Low-Sampling-Rate Δ∑ ADC Linearity Short-Time Testing Algorithm.
ASICON
Jiang-Lin Wei, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Nene Kushita, Takahiro Arai, Lei Sha, Anna Kuwana, Haruo Kobayashi, Takayuki Nakatani, Kazumi Hatayama, Keno Sato
2019 Misc conf
Innovative Test Practices in Japan.
VTS
Yusuke Asada, Takahiko Shimizu, Yuji Gendai, Keno Sato, Takashi Ishida, Toshiyuki Okamoto, Tamotsu Ichikawa, Jiang-Lin Wei, Nene Kushita, Hirotaka Arai, Anna Kuwana, Takayuki Nakatani, Kazumi Hatayama, Haruo Kobayashi
2019 — conf
Minimum Output Ripple and Fixed Operating Frequency Based on Modulation Injection for COT Ripple Control Converter.
ASICON
Minh Tri Tran, Yifei Sun, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2019 — conf
Multi-Phase Full/Half Wave Type Resonant Converters with Automatic Current Balance against Element Variation.
ASICON
Chen-Hao Zhang, Yifei Sun, Minh Tri Tran, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2019 — conf
Optimization of High Reliability and Wide SOA 100 V LDMOS Transistor with Low Specific On-Resistance.
ASICON
Anna Kuwana, Jun-Ichi Matsuda, Haruo Kobayashi
2019 — conf
Output Voltage Ripple Reduction with Nosie Spread Spectrum for Dual-Phase LLC Resonant Converter.
ASICON
Shogo Katayama, Noriyuki Oiwa, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2019 — conf
Overshoot Cancelation Based on Balanced Charge-Discharge Time Condition for Buck Converter in Mobile Applications.
ASICON
Minh Tri Tran, Yifei Sun, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2019 — conf
Pulse Coding Control Switching Converter with Adjustable Conversion Voltage Ratio Notch Frequency Generation in Noise Spectrum.
ASICON
Yifei Sun, Minh Tri Tran, Yasunori Kobori, Anna Kuwana, Haruo Kobayashi
2019 — conf
Systematic Construction of Resistor Ladder Network for N-ary DACs.
ASICON
Manato Hirai, Shuhei Yamamoto, Hirotaka Arai, Anna Kuwana, Hiroshi Tanimoto, Yuji Gendai, Haruo Kobayashi
2018 — conf
Highly Efficient Waveform Acquisition Condition in Equivalent-Time Sampling System.
ATS
Yuto Sasaki, Yujie Zhao, Anna Kuwana, Haruo Kobayashi