Cheng Huang, Toru Kawajiri an…
A 13.56-MHz Wireless Power Transfer System With Enhanced Load-Transient Response and Efficiency by Fully Integrated Wireless Constant-Idle-Time Control for Biomedical Implants
Open loop dynamic transmitter voltage scaling for fast response and wide load range power efficient WPT system
Toru Kawajiri and Hiroki Ishi…
Distortion and its suppression in low-power delta-sigma modulator
Hiroki Ishikuro, "
Distortion…
A simplified path interference model in 2D multi-hop wireless power transfer system,
Ryouta Shibuya, Toru Kawajiri…
A programmable ΔΣ SAR-ADC with charge shuttling technique
Kohei Yamada, Yosuke Toyama, …
A low-power third-order ΔΣ modulator using ring amplifiers with power-saving technique
Alexis Gryta, Takuma Suguro a…
A Near-Optimum 13.56 MHz CMOS Active Rectifier With Circuit-Delay Real-Time Calibrations for High-Current Biomedical Implants
Cheng Huang, Toru Kawajiri, a…
A wireless power transfer system with enhanced response and efficiency by fully-integrated fast-tracking wireless constant-idle-time control for implants
Cheng Huang, Toru Kawajiri, a…
Low power DT delta-sigma modulator with ring amplifier SC-integrator
Takuma Suguro, and Hiroki Ish…
Dynamic period switching of PRS-PWM with run-length limiting technique for spurious and ripple reduction in fast response wireless power transmission
Takahiro Moroto, Toru Kawajir…