Fumiyasu UTSUNOMIYA


Temperature-Robust 0.48-V FD-SOI Intermittent Startup Circuit with 300-nA Quiescent Current for Batteryless Wireless Sensor Capable of 1-μA Energy Harvesting Sources
Minoru SUDO Fumiyasu UTSUNOMIYA Ami TANAKA Takakuni DOUSEKI 
Publication:   
Publication Date: 2021/02/01
Vol. E104-A  No. 2  pp. 506-515
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
energy harvestingvoltage detectorcharge pumpFD-SOIdepletion-type nMOSFET
 Summary | Full Text:PDF

Nanowatt-Power-Level Automatic Switch Combining ED-CMOS Circuit and LED
Fumiyasu UTSUNOMIYA Takakuni DOUSEKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/06/01
Vol. E95-C  No. 6  pp. 1104-1109
Type of Manuscript:  PAPER
Category: Integrated Electronics
Keyword: 
automatic switchnanowatt powermulti-Vth CMOSLEDwireless mouse
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Sub-1-V Power-Supply System with Variable-Stage SC-Type DC-DC Converter Scheme for Ambient Energy Sources
Yoshifumi YOSHIDA Fumiyasu UTSUNOMIYA Takakuni DOUSEKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/04/01
Vol. E88-C  No. 4  pp. 484-489
Type of Manuscript:  Special Section PAPER (Special Section on Low-Power LSI and Low-Power IP)
Category: Analog
Keyword: 
variable-stage SC-type DC-DC converterambient energyself-powered systemintermittent operationTE generator
 Summary | Full Text:PDF