Kazuki Sobue

Publication Activity (10 Years)

Years Active: 2012-2023
Publications (10 Years): 14

Top Topics

Image Watermarking

Delta Sigma Modulators

Database Manager

Top Venues

IEEE J. Solid State Circuits

IEEE Trans. Circuits Syst. I Regul. Pap.

Publications

Manxin Li, Calvin Yoji Lee, Ahmed ElShater, Yuichi Miyahara, Kazuki Sobue, Koji Tomioka, Un-Ku Moon
A Rail-to-Rail 12MS 91.3dB SNDR 94.1dB DR Two-Step SAR ADC with Integrated Input Buffer Using Predictive Level-Shifting. ISSCC (2023)
Manxin Li, Calvin Yoji Lee, Praveen Kumar Venkatachala, Ahmed ElShater, Yuichi Miyahara, Kazuki Sobue, Koji Tomioka, Un-Ku Moon
A Rail-to-Rail 12 MS/s 91.3 dB SNDR 94.1 dB DR Two-Step SAR ADC With Integrated Input Buffer Using Predictive Level-Shifting. IEEE J. Solid State Circuits 58 (12) (2023)
Yanchao Wang, Siladitya Dey, Tao He, Lukang Shi, Jiawei Zheng, Manjunath Kareppagoudr, Yi Zhang, Kazuki Sobue, Koichi Hamashita, Koji Tomioka, Gabor C. Temes
A Hybrid Continuous Time Incremental and SAR Two-Step ADC with 90.5dB DR over 1MHz BW. A-SSCC (2021)
Shota Konno, Yuichi Miyahara, Kazuki Sobue, Koichi Hamashita
A 16b 1.62MS/s Calibration-free SAR ADC with 86.6dB SNDR utilizing DAC Mismatch Cancellation Based on Symmetry. A-SSCC (2020)
Hyuk Sun, Kazuki Sobue, Koichi Hamashita, Tejasvi Anand, Un-Ku Moon
Period Jitter 3.2% Modulation Range in-Band Modulation Spread-Spectrum Clock Generator. IEEE J. Solid State Circuits 55 (2) (2020)
Ahmed ElShater, Calvin Yoji Lee, Praveen Kumar Venkatachala, Jason Muhlestein, Spencer Leuenberger, Kazuki Sobue, Koichi Hamashita, Un-Ku Moon
A 10mW 16b 15MS/s Two-Step SAR ADC with 95dB DR Using Dual-Deadzone Ring-Amplifier. ISSCC (2019)
Ahmed ElShater, Praveen Kumar Venkatachala, Calvin Yoji Lee, Jason Muhlestein, Spencer Leuenberger, Kazuki Sobue, Koichi Hamashita, Un-Ku Moon
A 10-mW 16-b 15-MS/s Two-Step SAR ADC With 95-dB DR Using Dual-Deadzone Ring Amplifier. IEEE J. Solid State Circuits 54 (12) (2019)
Hyuk Sun, Kazuki Sobue, Koichi Hamashita, Un-Ku Moon
An Oversampling Stochastic ADC Using VCO-Based Quantizers. IEEE Trans. Circuits Syst. I Regul. Pap. (12) (2018)
Mahmoud Sadollahi, Koichi Hamashita, Kazuki Sobue, Gabor C. Temes
An 11-Bit 250-nW 10-kS/s SAR ADC With Doubled Input Range for Biomedical Applications. IEEE Trans. Circuits Syst. I Regul. Pap. (1) (2018)
Takato Katayama, Shiko Miyashita, Kazuki Sobue, Koichi Hamashita
A 1.25MS/S Two-Step Incremental ADC with 100DB DR and 110DB SFDR. VLSI Circuits (2018)
Hyuk Sun, Kazuki Sobue, Koichi Hamashita, Tejasvi Anand, Un-Ku Moon
A 0.951 psrms period jitter, 3.2% modulation range, DSM-free, spread-spectrum PLL. CICC (2017)
Yi Zhang, Chia-Hung Chen, Tao He, Kazuki Sobue, Koichi Hamashita, Gabor C. Temes
A two-capacitor SAR-assisted multi-step incremental ADC with a single amplifier achieving 96.6 dB SNDR over 1.2 kHz BW. CICC (2017)
Hyuk Sun, Jason Muhlestein, Spencer Leuenberger, Kazuki Sobue, Koichi Hamashita, Un-Ku Moon
A 50 MHz bandwidth 54.2 dB SNDR reference-free stochastic ADC using VCO-based quantizers. A-SSCC (2016)
Hyuk Sun, Kazuki Sobue, Koichi Hamashita, Un-Ku Moon
A power efficient PLL with in-loop-bandwidth spread-spectrum modulation scheme using a charge-based discrete-time loop filter. ISCAS (2016)
Xin Meng, Jinzhou Cao, Tao He, Yi Zhang, Gabor C. Temes, Mitsuru Aniya, Kazuki Sobue, Koichi Hamashita
A 19.2-mW, 81.6-dB SNDR, 4-MHz bandwidth delta-sigma modulator with shifted loop delays. ESSCIRC (2015)
Hariprasath Venkatram, Taehwan Oh, Kazuki Sobue, Koichi Hamashita, Un-Ku Moon
A 48 fJ/CS, 74 dB SNDR, 87 dB SFDR, 85 dB THD, 30 MS/s pipelined ADC using hybrid dynamic amplifier. VLSIC (2014)
Hariprasath Venkatram, Benjamin P. Hershberg, Taehwan Oh, Manideep Gande, Kazuki Sobue, Koichi Hamashita, Un-Ku Moon
Parallel gain enhancement technique for switched-capacitor circuits. CICC (2013)
Benjamin P. Hershberg, Skyler Weaver, Kazuki Sobue, Seiji Takeuchi, Koichi Hamashita, Un-Ku Moon
Ring amplifiers for switched-capacitor circuits. ISSCC (2012)
Benjamin P. Hershberg, Skyler Weaver, Kazuki Sobue, Seiji Takeuchi, Koichi Hamashita, Un-Ku Moon
A 61.5dB SNDR pipelined ADC using simple highly-scalable ring amplifiers. VLSIC (2012)
Benjamin P. Hershberg, Skyler Weaver, Kazuki Sobue, Seiji Takeuchi, Koichi Hamashita, Un-Ku Moon
Ring Amplifiers for Switched Capacitor Circuits. IEEE J. Solid State Circuits 47 (12) (2012)