Tatsuo NAKAGAWA


Fluctuation Tolerant Charge-Integration Read Scheme for Ultrafast DNA Sequencing with Nanopore Device
Kazuo ONO Yoshimitsu YANAGAWA Akira KOTABE Riichiro TAKEMURA Tatsuo NAKAGAWA Tomio IWASAKI Takayuki KAWAHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/04/01
Vol. E95-C  No. 4  pp. 651-660
Type of Manuscript:  Special Section PAPER (Special Section on Solid-State Circuit Design – Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
DNAsequencenanoporetime-integration read
 Summary | Full Text:PDF

UWB-IR Wireless Accurate Location System for Sensor Network
Kenichi MIZUGAKI Tatsuo NAKAGAWA Ryosuke FUJIWARA Shinsuke KOBAYASHI Noboru KOSHIZUKA Ken SAKAMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/05/01
Vol. E94-B  No. 5  pp. 1432-1437
Type of Manuscript:  PAPER
Category: Sensing
Keyword: 
UWB-IRwireless locationTDOAHDOP
 Summary | Full Text:PDF

TOA/TDOA Hybrid Relative Positioning System Based on UWB-IR Technology
Ryosuke FUJIWARA Kenichi MIZUGAKI Tatsuo NAKAGAWA Daisuke MAEDA Masayuki MIYAZAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/04/01
Vol. E94-B  No. 4  pp. 1016-1024
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
impulse radiopositioningrangingUWBWPAN
 Summary | Full Text:PDF

Accurate TOA Estimating UWB-IR Transceiver for Ranging System in Multi-Path Environment
Ryosuke FUJIWARA Kenichi MIZUGAKI Goichi ONO Tatsuo NAKAGAWA Takayasu NORIMATSU Takahide TERADA Akira MAEKI Masayuki MIYAZAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/03/01
Vol. E94-B  No. 3  pp. 777-785
Type of Manuscript:  PAPER
Category: Sensing
Keyword: 
positioningrangingsensor networkultra wideband impulse radio
 Summary | Full Text:PDF

1-GHz Input Bandwidth Under-Sampling A/D Converter with Dynamic Current Reduction Comparator for UWB-IR Receiver
Tatsuo NAKAGAWA Tatsuji MATSUURA Eiki IMAIZUMI Junya KUDOH Goichi ONO Masayuki MIYAZAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/06/01
Vol. E92-C  No. 6  pp. 835-842
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
A/D converterunder samplingS/H circuitcomparatorUWB-IR
 Summary | Full Text:PDF

0.7-GHz-Bandwidth DS-UWB-IR System for Low-Power Wireless Communications
Ryosuke FUJIWARA Akira MAEKI Kenichi MIZUGAKI Goichi ONO Tatsuo NAKAGAWA Takayasu NORIMATSU Masaru KOKUBO Masayuki MIYAZAKI Yasuyuki OKUMA Miki HAYAKAWA Shinsuke KOBAYASHI Noboru KOSHIZUKA Ken SAKAMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/02/01
Vol. E91-B  No. 2  pp. 518-526
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
impulse radioLR-WPANUWBwireless sensor networks
 Summary | Full Text:PDF