Masahiro SASAKI


A 65-nm CMOS Fully Integrated Shock-Wave Antenna Array with On-Chip Jitter and Pulse-Delay Adjustment for Millimeter-Wave Active Imaging Application
Nguyen Ngoc MAI KHANH Masahiro SASAKI Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/12/01
Vol. E94-A  No. 12  pp. 2554-2562
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Device and Circuit Modeling and Analysis
Keyword: 
beam-formingon-chip antenna arrayintegrated circuitCMOSjitter measurementwide-bandmillimeter-waveactive imaging
 Summary | Full Text:PDF

A 0.25-µm Si-Ge Fully Integrated Pulse Transmitter with On-Chip Loop Antenna Array towards Beam-Formability for Millimeter-Wave Active Imaging
Nguyen Ngoc MAI KHANH Masahiro SASAKI Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Vol. E94-C  No. 10  pp. 1626-1633
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Microwave and Millimeter-Wave Antennas
Keyword: 
pulse transmitterloop antennamillimeter-waveintegrated circuitarray antenna
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A 0.18-µm CMOS X-Band Shock Wave Generator with an On-Chip Dipole Antenna and a Digitally Programmable Delay Circuit for Pulse Beam-Formability
Nguyen Ngoc MAI KHANH Masahiro SASAKI Kunihiro ASADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/04/01
Vol. E94-C  No. 4  pp. 627-634
Type of Manuscript:  Special Section PAPER (Special Section on Circuits and Design Techniques for Advanced Large Scale Integration)
Category: 
Keyword: 
shock waveon-chip antennamicrowavedigitally programmable delay circuitCMOSbeam-forming
 Summary | Full Text:PDF

Static Characteristics of the Digital PWM and/or PFM Controlled Switching DC-DC Converters
Masahiro SASAKI Hirofumi MATSUO Fujio KUROKAWA Yasuhiro MIMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/03/01
Vol. E90-B  No. 3  pp. 645-650
Type of Manuscript:  PAPER
Category: Energy in Electronics Communications
Keyword: 
switching power supplydigital controldc-dc converterPWM controlPFM control
 Summary | Full Text:PDF

1 MHz High-Speed Digitally Controlled DC-DC Converter
Fujio KUROKAWA Masahiro SASAKI Seiichi HIURA Hirofumi MATSUO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12  pp. 3437-3442
Type of Manuscript:  INVITED PAPER (Special Section on the 25th International Telecommunications Energy Conference (INTELEC'03))
Category: 
Keyword: 
dc-dc converterdigital controlP-I-D controlVCO
 Summary | Full Text:PDF

A Low Power Matched Filter for DS-CDMA Based on Analog Signal Processing
Masahiro SASAKI Takeyasu SAKAI Takashi MATSUMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/04/01
Vol. E86-A  No. 4  pp. 752-757
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 15th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
DS-CDMAmatched filteranalog circuitweighted-sum operationspread spectrummultiply-and-accumulate operation
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A Highly Linear Open-Loop Full CMOS High-Speed Sample-and-Hold Stage
Khayrollah HADIDI Masahiro SASAKI Tadatoshi WATANABE Daigo MURAMATSU Takashi MATSUMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/02/25
Vol. E83-A  No. 2  pp. 261-266
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
sample-and-holdS/Hfull CMOS S/Hopen-loop S/HCMOS buffers
 Summary | Full Text:PDF