Takayasu Sakurai

Publication Activity (10 Years)

Years Active: 1988-2024
Publications (10 Years): 21

Top Venues

IEEE J. Solid State Circuits

IEEE Trans. Circuits Syst. I Regul. Pap.

ISSCC

ICICDT

Publications

Thatree Mamee, Zaiqi Lou, Katsuhiro Hata, Makoto Takamiya, Takayasu Sakurai, Shinichi Nishizawa, Wataru Saito
Estimating of IGBT Bond Wire Lift-Off Trend Using Convolutional Neural Network (CNN). IEEE Access 12 (2024)
Hao Qiu, Takayasu Sakurai, Makoto Takamiya
A 6.78-MHz Multiple-Transmitter Wireless Power Transfer System With Efficiency Maximization by Adaptive Magnetic Field Adder IC. IEEE J. Solid State Circuits 57 (8) (2022)
Yu-Shan Cheng, Daiki Yamaguchi, Tomoyuki Mannen, Keiji Wada, Toru Sai, Koutaro Miyazaki, Makoto Takamiya, Takayasu Sakurai
High-Speed Searching of Optimum Switching Pattern for Digital Active Gate Drive to Adapt to Various Load Conditions. IEEE Trans. Ind. Electron. 69 (5) (2022)
Hao Qiu, Yuntao Jiang, Yi Shi, Takayasu Sakurai, Makoto Takamiya
Analysis and Mitigation of Coupling-Dependent Data Flipping in Wireless Power and Data Transfer System. IEEE Trans. Circuits Syst. I Regul. Pap. 68 (12) (2021)
Yu-Shan Cheng, Daiki Yamaguchi, Tomoyuki Mannen, Keiji Wada, Toru Sai, Koutaro Miyazaki, Makoto Takamiya, Takayasu Sakurai
Digital Active Gate Drive with Optimal Switching Patterns to Adapt to Sinusoidal Output Current in a Full Bridge Inverter Circuit. IECON (2019)
Teruki Someya, A. K. M. Mahfuzul Islam, Takayasu Sakurai, Makoto Takamiya
An 11-nW CMOS Temperature-to-Digital Converter Utilizing Sub-Threshold Current at Sub-Thermal Drain Voltage. IEEE J. Solid State Circuits 54 (3) (2019)
Teruki Someya, Kenichi Matsunaga, Hiroki Morimura, Takayasu Sakurai, Makoto Takamiya
A 0.90-4.39-V Detection Voltage Range, 56-Level Programmable Voltage Detector Using Fine Voltage-Step Subtraction for Battery Management. IEEE Trans. Circuits Syst. I Regul. Pap. (3) (2019)
Koutaro Miyazaki, Yang Lo, A. K. M. Mahfuzul Islam, Katsuhiro Hata, Makoto Takamiya, Takayasu Sakurai
CNN-based Approach for Estimating Degradation of Power Devices by Gate Waveform Monitoring. ICICDT (2019)
Tsukasa Kagaya, Koutaro Miyazaki, Makoto Takamiya, Takayasu Sakurai
A 500-Mbps Digital Isolator Circuits using Counter-Pulse Immune Receiver Scheme for Power Electronics. ICICDT (2019)
Hao Qiu, Takayasu Sakurai, Makoto Takamiya
Coupling-Dependent Data Flipping in Wireless Power and Data Transfer System. ISCAS (2019)
Toru Sai, Yoshitaka Yamauchi, Hajime Kando, Tatsuya Funaki, Takayasu Sakurai, Makoto Takamiya
Using Driver Amplitude Doubler. IEEE Trans. Circuits Syst. II Express Briefs (11) (2018)
Chung-Shiang Wu, Makoto Takamiya, Takayasu Sakurai
Clocked Hysteresis Control Scheme With Power-Law Frequency Scaling in Buck Converter to Improve Light-Load Efficiency for IoT Sensor Nodes. IEEE Trans. Very Large Scale Integr. Syst. 26 (6) (2018)
Teruki Someya, Islam A. K. M. Mahfuzul, Takayasu Sakurai, Makoto Takamiya
A 13nW temperature-to-digital converter utilizing sub-threshold MOSFET operation at sub-thermal drain voltage. CICC (2018)
Shunta Iguchi, Takayasu Sakurai, Makoto Takamiya
A Low-Power CMOS Crystal Oscillator Using a Stacked-Amplifier Architecture. IEEE J. Solid State Circuits 52 (11) (2017)
Teruki Someya, Hiroshi Fuketa, Kenichi Matsunaga, Hiroki Morimura, Takayasu Sakurai, Makoto Takamiya
Design and Analysis of Ultra-Low Power Glitch-Free Programmable Voltage Detector Based on Multiple Voltage Copier. IEICE Trans. Electron. (4) (2017)
Islam A. K. M. Mahfuzul, Masamune Hamamatsu, Tomoyuki Yokota, Sunghoon Lee, Wakako Yukita, Makoto Takamiya, Takao Someya, Takayasu Sakurai
Programmable Neuron Array Based on a 2-Transistor Multiplier Using Organic Floating-Gate for Intelligent Sensors. IEEE J. Emerg. Sel. Topics Circuits Syst. 7 (1) (2017)
Chung-Shiang Wu, Makoto Takamiya, Takayasu Sakurai
Buck converter with higher than 87% efficiency over 500nA to 20mA load current range for IoT sensor nodes by Clocked Hysteresis Control. CICC (2017)
Yoshitaka Yamauchi, Toru Sai, Takayasu Sakurai, Makoto Takamiya
Modeling of 3-level buck converters in discontinuous conduction mode for stand-by mode power supply. ISCAS (2017)
Shunta Iguchi, Hiroshi Fuketa, Takayasu Sakurai, Makoto Takamiya
Variation-Tolerant Quick-Start-Up CMOS Crystal Oscillator With Chirp Injection and Negative Resistance Booster. IEEE J. Solid State Circuits 51 (2) (2016)
Teruki Someya, Kenichi Matsunaga, Hiroki Morimura, Takayasu Sakurai, Makoto Takamiya
56-Level programmable voltage detector in steps of 50mV for battery management. A-SSCC (2016)
Shunta Iguchi, Takayasu Sakurai, Makoto Takamiya
5.7 A 39.25MHz 278dB-FOM 19µW LDO-free stacked-amplifier crystal oscillator (SAXO) operating at I/O voltage. ISSCC (2016)
Yoshitaka Yamauchi, Yuki Yanagihara, Hiroshi Fuketa, Takayasu Sakurai, Makoto Takamiya
Optimal design to maximize efficiency of single-inductor multiple-output buck converters in discontinuous conduction mode for IoT applications. ICICDT (2015)
Hiroshi Fuketa, Masamune Hamamatsu, Tomoyuki Yokota, Wakako Yukita, Teruki Someya, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
16.4 Energy-autonomous fever alarm armband integrating fully flexible solar cells, piezoelectric speaker, temperature detector, and 12V organic complementary FET circuits. ISSCC (2015)
Dan Luo, Hiroshi Fuketa, Kenichi Matsunaga, Hiroki Morimura, Makoto Takamiya, Takayasu Sakurai
Analysis to optimize sensitivity of RF energy harvester with voltage boost circuit. ECCTD (2015)
Shunta Iguchi, Pyungwoo Yeon, Hiroshi Fuketa, Koichi Ishida, Takayasu Sakurai, Makoto Takamiya
Wireless Power Transfer With Zero-Phase-Difference Capacitance Control. IEEE Trans. Circuits Syst. I Regul. Pap. (4) (2015)
Teruki Someya, Hiroshi Fuketa, Kenichi Matsunaga, Hiroki Morimura, Takayasu Sakurai, Makoto Takamiya
248pW, 0.11mV/°C glitch-free programmable voltage detector with multiple voltage duplicator for energy harvesting. ESSCIRC (2015)
Shunta Iguchi, Hiroshi Fuketa, Takayasu Sakurai, Makoto Takamiya
92% start-up time reduction by variation-tolerant chirp injection (CI) and negative resistance booster (NRB) in 39MHz crystal oscillator. VLSIC (2014)
Hiroshi Fuketa, Masahiro Nomura, Makoto Takamiya, Takayasu Sakurai
Intermittent Resonant Clocking Enabling Power Reduction at Any Clock Frequency for Near/Sub-Threshold Logic Circuits. IEEE J. Solid State Circuits 49 (2) (2014)
Hiroshi Fuketa, Kazuaki Yoshioka, Tomoyuki Yokota, Wakako Yukita, Mari Koizumi, Masaki Sekino, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
30.3 Organic-transistor-based 2kV ESD-tolerant flexible wet sensor sheet for biomedical applications with wireless power and data transmission using 13.56MHz magnetic resonance. ISSCC (2014)
Hiroshi Fuketa, Kazuaki Yoshioka, Yasuhiro Shinozuka, Koichi Ishida, Tomoyuki Yokota, Naoji Matsuhisa, Yusuke Inoue, Masaki Sekino, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
1 µm-Thickness Ultra-Flexible and High Electrode-Density Surface Electromyogram Measurement Sheet With 2 V Organic Transistors for Prosthetic Hand Control. IEEE Trans. Biomed. Circuits Syst. 8 (6) (2014)
Hiroshi Fuketa, Youichi Momiyama, Atsushi Okamoto, Tsuyoshi Sakata, Makoto Takamiya, Takayasu Sakurai
An 85-mV input, 50-µs startup fully integrated voltage multiplier with passive clock boost using on-chip transformers for energy harvesting. ESSCIRC (2014)
Makoto Takamiya, Hiroshi Fuketa, Koichi Ishida, Tomoyuki Yokota, Tsuyoshi Sekitani, Takao Someya, Takayasu Sakurai
Flexible, large-area, and distributed organic electronics closely contacted with skin for healthcare applications. MWSCAS (2014)
Xin Zhang, Po-Hung Chen, Yasuyuki Okuma, Koichi Ishida, Yoshikatsu Ryu, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
A 0.6 V Input CCM/DCM Operating Digital Buck Converter in 40 nm CMOS. IEEE J. Solid State Circuits 49 (11) (2014)
Shunta Iguchi, Akira Saito, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
Design Method of Class-F Power Amplifier With Output Power of -20 dBm and Efficient Dual Supply Voltage Transmitter. IEEE Trans. Circuits Syst. I Regul. Pap. (10) (2014)
Shunta Iguchi, Akira Saito, Kentaro Honda, Yun Fei Zheng, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
315MHz OOK transceiver with 38-µW receiver and 36-µW transmitter in 40-nm CMOS. ASP-DAC (2013)
Shinji Miyano, Shinichi Moriwaki, Yasue Yamamoto, Atsushi Kawasumi, Toshikazu Suzuki, Takayasu Sakurai, Hirofumi Shinohara
Highly Energy-Efficient SRAM With Hierarchical Bit Line Charge-Sharing Method Using Non-Selected Bit Line Charges. IEEE J. Solid State Circuits 48 (4) (2013)
Hiroshi Fuketa, Koji Hirairi, Tadashi Yasufuku, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
-Aware Dual Supply Voltage Technique. IEEE Trans. Very Large Scale Integr. Syst. 21 (6) (2013)
Hiroshi Fuketa, Masahiro Nomura, Makoto Takamiya, Takayasu Sakurai
Intermittent resonant clocking enabling power reduction at any clock frequency for 0.37V 980kHz near-threshold logic circuits. ISSCC (2013)
Hiroshi Fuketa, Koichi Ishida, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
Large-area and flexible sensors with organic transistors. IWASI (2013)
Hiroshi Fuketa, Ryo Takahashi, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
Variation-aware subthreshold logic circuit design. ASICON (2013)
Tsuyoshi Sekitani, Tomoyuki Yokota, Makoto Takamiya, Takayasu Sakurai, Takao Someya
Electrical artificial skin using ultraflexible organic transistor. DAC (2013)
Yasuhiro Shinozuka, Hiroshi Fuketa, Koichi Ishida, Futoshi Furuta, Kenichi Osada, Kenichi Takeda, Makoto Takamiya, Takayasu Sakurai
Reducing IR drop in 3D integration to less than 1/4 using Buck Converter on Top die (BCT) scheme. ISQED (2013)
Xin Zhang, Po-Hung Chen, Yoshikatsu Ryu, Koichi Ishida, Yasuyuki Okuma, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
A low voltage buck DC-DC converter using on-chip gate boost technique in 40nm CMOS. ASP-DAC (2013)
Hiroshi Fuketa, Kazuaki Yoshioka, Yasuhiro Shinozuka, Koichi Ishida, Tomoyuki Yokota, Naoji Matsuhisa, Yusuke Inoue, Masaki Sekino, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
1µm-thickness 64-channel surface electromyogram measurement sheet with 2V organic transistors for prosthetic hand control. ISSCC (2013)
Hiroshi Fuketa, Ryo Takahashi, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
Increase of Crosstalk Noise Due to Imbalanced Threshold Voltage Between nMOS and pMOS in Subthreshold Logic Circuits. IEEE J. Solid State Circuits 48 (8) (2013)
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Yasuhiro Shinozuka, Hiroshi Fuketa, Tomoyuki Yokota, Ute Zschieschang, Hagen Klauk, Gregory Tortissier, Tsuyoshi Sekitani, Hiroshi Toshiyoshi, Makoto Takamiya, Takao Someya, Takayasu Sakurai
Insole Pedometer With Piezoelectric Energy Harvester and 2 V Organic Circuits. IEEE J. Solid State Circuits 48 (1) (2013)
Hiroshi Fuketa, Ryo Takahashi, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
Increase of crosstalk noise due to imbalanced threshold voltage between NMOS and PMOS in sub-threshold logic circuits. CICC (2012)
Shunta Iguchi, Akira Saito, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
2.1 Times increase of drain efficiency by dual supply voltage scheme in 315MHz class-F Power amplifier at output power of -20dBm. ESSCIRC (2012)
Xin Zhang, Po-Hung Chen, Yoshikatsu Ryu, Koichi Ishida, Yasuyuki Okuma, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
A 0.45-V input on-chip gate boosted (OGB) buck converter in 40-nm CMOS with more than 90% efficiency in load range from 2µW to 50µW. VLSIC (2012)
Po-Hung Chen, Koichi Ishida, Xin Zhang, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai
A 120-mV input, fully integrated dual-mode charge pump in 65-nm CMOS for thermoelectric energy harvester. ASP-DAC (2012)
Koji Hirairi, Yasuyuki Okuma, Hiroshi Fuketa, Tadashi Yasufuku, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
13% Power reduction in 16b integer unit in 40nm CMOS by adaptive power supply voltage control with parity-based error prediction and detection (PEPD) and fully integrated digital LDO. ISSCC (2012)
Shinichi Moriwaki, Yasuhiro Yamamoto, Atsushi Kawasumi, Toshikazu Suzuki, Shinji Miyano, Takayasu Sakurai, Hirofumi Shinohara
A 13.8pJ/Access/Mbit SRAM with charge collector circuits for effective use of non-selected bit line charges. VLSIC (2012)
Po-Hung Chen, Koichi Ishida, Katsuyuki Ikeuchi, Xin Zhang, Kentaro Honda, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai
-Tuned Oscillator With Fixed Charge Programming. IEEE J. Solid State Circuits 47 (5) (2012)
Po-Hung Chen, Xin Zhang, Koichi Ishida, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai
An 80 mV Startup Dual-Mode Boost Converter by Charge-Pumped Pulse Generator and Threshold Voltage Tuned Oscillator With Hot Carrier Injection. IEEE J. Solid State Circuits 47 (11) (2012)
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Yasuhiro Shinozuka, Hiroshi Fuketa, Tomoyuki Yokota, Ute Zschieschang, Hagen Klauk, Gregory Tortissier, Tsuyoshi Sekitani, Makoto Takamiya, Hiroshi Toshiyoshi, Takao Someya, Takayasu Sakurai
Insole pedometer with piezoelectric energy harvester and 2V organic digital and analog circuits. ISSCC (2012)
Takayasu Sakurai
Ambient electronics and ultra-low power LSI design. VLSI-DAT (2012)
Xin Zhang, Koichi Ishida, Hiroshi Fuketa, Makoto Takamiya, Takayasu Sakurai
On-Chip Measurement System for Within-Die Delay Variation of Individual Standard Cells in 65-nm CMOS. IEEE Trans. Very Large Scale Integr. Syst. 20 (10) (2012)
Ryo Takahashi, Hidehiro Takata, Tadashi Yasufuku, Hiroshi Fuketa, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
Large Within-Die Gate Delay Variations in Sub-Threshold Logic Circuits at Low Temperature. IEEE Trans. Circuits Syst. II Express Briefs (12) (2012)
Lechang Liu, Takayasu Sakurai, Makoto Takamiya
A 315 MHz Power-Gated Ultra Low Power Transceiver in 40 nm CMOS for Wireless Sensor Network. IEICE Trans. Electron. (6) (2012)
Akira Saito, Yun Fei Zheng, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
0.35V, 4.1μW, 39MHz crystal oscillator in 40nm CMOS. ISLPED (2012)
Naoki Masunaga, Koichi Ishida, Takayasu Sakurai, Makoto Takamiya
EMI Camera LSI (EMcam) with On-Chip Loop Antenna Matrix to Measure EMI Noise Spectrum and Distribution. IEICE Trans. Electron. (6) (2012)
Akira Saito, Kentaro Honda, Yun Fei Zheng, Shunta Iguchi, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
An all 0.5V, 1Mbps, 315MHz OOK transceiver with 38-µW career-frequency-free intermittent sampling receiver and 52-µW class-F transmitter in 40-nm CMOS. VLSIC (2012)
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Tsuyoshi Sekitani, Hiroyoshi Nakajima, Hiroki Maeda, Makoto Takamiya, Takao Someya, Takayasu Sakurai
A 100-V AC Energy Meter Integrating 20-V Organic CMOS Digital and Analog Circuits With a Floating Gate for Process Variation Compensation and a 100-V Organic pMOS Rectifier. IEEE J. Solid State Circuits 47 (1) (2012)
Tadashi Yasufuku, Koji Hirairi, Yu Pu, Yun Fei Zheng, Ryo Takahashi, Masato Sasaki, Hiroshi Fuketa, Atsushi Muramatsu, Masahiro Nomura, Hirofumi Shinohara, Makoto Takamiya, Takayasu Sakurai
limited ultra low voltage logic circuits. ISQED (2012)
Xin Zhang, Yu Pu, Koichi Ishida, Yoshikatsu Ryu, Yasuyuki Okuma, Po-Hung Chen, Kazunori Watanabe, Takayasu Sakurai, Makoto Takamiya
A 1-V-Input Switched-Capacitor Voltage Converter With Voltage-Reference-Free Pulse-Density Modulation. IEEE Trans. Circuits Syst. II Express Briefs (6) (2012)
Shinichi Moriwaki, Atsushi Kawasumi, Toshikazu Suzuki, Takayasu Sakurai, Shinji Miyano
0.4V SRAM with bit line swing suppression charge share hierarchical bit line scheme. CICC (2011)
Po-Hung Chen, Koichi Ishida, Katsuyuki Ikeuchi, Xin Zhang, Kentaro Honda, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai
A 95mV-startup step-up converter with Vth-tuned oscillator by fixed-charge programming and capacitor pass-on scheme. ISSCC (2011)
Katsuyuki Ikeuchi, Hideki Kusamitsu, Mutsuo Daito, Gil-Su Kim, Makoto Takamiya, Takayasu Sakurai
1 Gb/s, 50 µm × 50 µm Pads on Board Wireless Connector Based on Track-and-Charge Scheme Allowing Contacted Signaling. IEICE Trans. Electron. (6) (2011)
Katsuyuki Ikeuchi, Makoto Takamiya, Takayasu Sakurai
Through Silicon Capacitive Coupling (TSCC) interface for 3D stacked dies. 3DIC (2011)
Kentaro Honda, Katsuyuki Ikeuchi, Masahiro Nomura, Makoto Takamiya, Takayasu Sakurai
) of CMOS logic circuits with post-fabrication automatically selective charge injection. ISLPED (2011)
Lechang Liu, Takayasu Sakurai, Makoto Takamiya
A Charge-Domain Auto- and Cross-Correlation Based Data Synchronization Scheme With Power- and Area-Efficient PLL for Impulse Radio UWB Receiver. IEEE J. Solid State Circuits 46 (6) (2011)
Po-Hung Chen, Koichi Ishida, Xin Zhang, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai
A 80-mV input, fast startup dual-mode boost converter with charge-pumped pulse generator for energy harvesting. A-SSCC (2011)
Hiroshi Fuketa, Koji Hirairi, Tadashi Yasufuku, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
between flip-flops and combinational logics. ISLPED (2011)
Tadashi Yasufuku, Yasumi Nakamura, Piao Zhe, Makoto Takamiya, Takayasu Sakurai
Power Supply Voltage Dependence of Within-Die Delay Variation of Regular Manual Layout and Irregular Place-and-Route Layout. IEICE Trans. Electron. (6) (2011)
Po-Hung Chen, Koichi Ishida, Xin Zhang, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai
0.18-V Input Charge Pump with Forward Body Bias to Startup Boost Converter for Energy Harvesting Applications. IEICE Trans. Electron. (4) (2011)
Yasuyuki Okuma, Koichi Ishida, Yoshikatsu Ryu, Xin Zhang, Po-Hung Chen, Kazunori Watanabe, Makoto Takamiya, Takayasu Sakurai
0.5-V Input Digital Low-Dropout Regulator (LDO) with 98.7% Current Efficiency in 65 nm CMOS. IEICE Trans. Electron. (6) (2011)
Koichi Ishida, Tadashi Yasufuku, Shinji Miyamoto, Hiroto Nakai, Makoto Takamiya, Takayasu Sakurai, Ken Takeuchi
1.8 V Low-Transient-Energy Adaptive Program-Voltage Generator Based on Boost Converter for 3D-Integrated NAND Flash SSD. IEEE J. Solid State Circuits 46 (6) (2011)
Hiroshi Fuketa, Satoshi Iida, Tadashi Yasufuku, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
) of CMOS logic gates. DAC (2011)
Tadashi Yasufuku, Satoshi Iida, Hiroshi Fuketa, Koji Hirairi, Masahiro Nomura, Makoto Takamiya, Takayasu Sakurai
Investigation of determinant factors of minimum operating voltage of logic gates in 65-nm CMOS. ISLPED (2011)
Takayasu Sakurai
Designing ultra-low voltage logic. ISLPED (2011)
Yu Pu, Xin Zhang, Katsuyuki Ikeuchi, Atsushi Muramatsu, Atsushi Kawasumi, Makoto Takamiya, Masahiro Nomura, Hirofumi Shinohara, Takayasu Sakurai
Post-Silicon Clock Deskew Employing Hot-Carrier Injection Trimming With On-Chip Skew Monitoring and Auto-Stressing Scheme for Sub/Near Threshold Digital Circuits. IEEE Trans. Circuits Syst. II Express Briefs (5) (2011)
Koichi Ishida, Naoki Masunaga, Ryo Takahashi, Tsuyoshi Sekitani, Shigeki Shino, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai
User Customizable Logic Paper (UCLP) With Sea-Of Transmission-Gates (SOTG) of 2-V Organic CMOS and Ink-Jet Printed Interconnects. IEEE J. Solid State Circuits 46 (1) (2011)
Atsushi Muramatsu, Tadashi Yasufuku, Masahiro Nomura, Makoto Takamiya, Hirofumi Shinohara, Takayasu Sakurai
12% Power reduction by within-functional-block fine-grained adaptive dual supply voltage control in logic circuits with 42 voltage domains. ESSCIRC (2011)
Xin Zhang, Yu Pu, Koichi Ishida, Yoshikatsu Ryu, Yasuyuki Okuma, Po-Hung Chen, Takayasu Sakurai, Makoto Takamiya
A Variable Output Voltage Switched-Capacitor DC-DC Converter with Pulse Density and Width Modulation (PDWM) for 57% Ripple Reduction at Low Output Voltage. IEICE Trans. Electron. (6) (2011)
Xin Zhang, Koichi Ishida, Makoto Takamiya, Takayasu Sakurai
An on-chip characterizing system for within-die delay variation measurement of individual standard cells in 65-nm CMOS. ASP-DAC (2011)
Jan M. Rabaey, Hugo De Man, Mark Horowitz, Takayasu Sakurai, Jack Sun, Dan Dobberpuhl, Kiyoo Itoh, Philippe Magarshack, Asad A. Abidi, Hermann Eul
Beyond the horizon: The next 10x reduction in power - Challenges and solutions. ISSCC (2011)
Mutsuo Daito, Yoshiro Nakata, Satoshi Sasaki, Hiroyuki Gomyo, Hideki Kusamitsu, Yoshio Komoto, Kunihiko Iizuka, Katsuyuki Ikeuchi, Gil-Su Kim, Makoto Takamiya, Takayasu Sakurai
Capacitively Coupled Non-Contact Probing Circuits for Membrane-Based Wafer-Level Simultaneous Testing. IEEE J. Solid State Circuits 46 (10) (2011)
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Tsuyoshi Sekitani, Hiroyoshi Nakajima, Hiroki Maeda, Makoto Takamiya, Takao Someya, Takayasu Sakurai
100V AC power meter system-on-a-film (SoF) integrating 20V organic CMOS digital and analog circuits with floating gate for process-variation compensation and 100V organic PMOS rectifier. ISSCC (2011)
Lechang Liu, Takayasu Sakurai, Makoto Takamiya
0.6 V Voltage Shifter and Clocked Comparator for Sampling Correlation-Based Impulse Radio UWB Receiver. IEICE Trans. Electron. (6) (2011)
Mutsuo Daito, Yoshiro Nakata, Satoshi Sasaki, Hiroyuki Gomyo, Hideki Kusamitsu, Yoshio Komoto, Kunihiko Iizuka, Katsuyuki Ikeuchi, Gil-Su Kim, Makoto Takamiya, Takayasu Sakurai
Capacitively coupled non-contact probing circuits for membrane-based wafer-level simultaneous testing. ISSCC (2010)
Tadashi Yasufuku, Koichi Ishida, Shinji Miyamoto, Hiroto Nakai, Makoto Takamiya, Takayasu Sakurai, Ken Takeuchi
Inductor and TSV Design of 20-V Boost Converter for Low Power 3D Solid State Drive with NAND Flash Memories. IEICE Trans. Electron. (3) (2010)
Koichi Ishida, Naoki Masunaga, Ryo Takahashi, Tsuyoshi Sekitani, Shigeki Shino, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai
User Customizable Logic Paper (UCLP) with organic sea-of-transmission-gates (SOTG) architecture and ink-jet printed interconnects. ISSCC (2010)
Makoto Takamiya, Koichi Ishida, Tsuyoshi Sekitani, Takao Someya, Takayasu Sakurai
Design of large area electronics with organic transistors. ICCAD (2010)
Tadashi Yasufuku, Taro Niiyama, Piao Zhe, Koichi Ishida, Masami Murakata, Makoto Takamiya, Takayasu Sakurai
Difficulty of Power Supply Voltage Scaling in Large Scale Subthreshold Logic Circuits. IEICE Trans. Electron. (3) (2010)
Lechang Liu, Zhiwei Zhou, Takayasu Sakurai, Makoto Takamiya
A 1.76 mW, 100 Mbps Impulse Radio UWB Receiver with Multiple Sampling Correlators Eliminating Need for Phase Synchronization in 65-nm CMOS. IEICE Trans. Electron. (6) (2010)
Koichi Ishida, Naoki Masunaga, Zhiwei Zhou, Tadashi Yasufuku, Tsuyoshi Sekitani, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai
Stretchable EMI Measurement Sheet With 8 ˟ 8 Coil Array, 2 V Organic CMOS Decoder, and 0.18 μ m Silicon CMOS LSIs for Electric and Magnetic Field Detection. IEEE J. Solid State Circuits 45 (1) (2010)
Yu Pu, Xin Zhang, Jim Huang, Atsushi Muramatsu, Masahiro Nomura, Koji Hirairi, Hidehiro Takata, Taro Sakurabayashi, Shinji Miyano, Makoto Takamiya, Takayasu Sakurai
Misleading energy and performance claims in sub/near threshold digital systems. ICCAD (2010)
Po-Hung Chen, Koichi Ishida, Xin Zhang, Yasuaki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai
0.18-V input charge pump with forward body biasing in startup circuit using 65nm CMOS. CICC (2010)
Naoki Masunaga, Koichi Ishida, Makoto Takamiya, Takayasu Sakurai
EMI Camera LSI (EMcam) with 12 × 4 on-chip loop antenna matrix in 65-nm CMOS to measure EMI noise distribution with 60-µm spatial precision. CICC (2010)
Koichi Ishida, Koichi Takemura, Kazuhiro Baba, Makoto Takamiya, Takayasu Sakurai
3D stacked buck converter with 15μm thick spiral inductor on silicon interposer for fine-grain power-supply voltage control in SiP's. 3DIC (2010)

Takayasu Sakurai.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

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Takayasu Sakurai