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Dive into the research topics where Takafumi Nagano is active.

Publication


Featured researches published by Takafumi Nagano.


workshop on positioning navigation and communication | 2009

Multipath estimation of GPS Signals and a C-A code conversion technique for efficient computation

Takafumi Nagano; Takashi Iwamoto

This paper presents a new multipath estimation method for GPS signals that suppresses positioning error caused by multipath signals whose number is unknown. We also propose a novel technique in converting a C-A code into a shorter code, which saves 98 percent of memory necessary for the multipath estimation while preserving accuracy in code delay estimation. Results of our numerical simulation show that the code delay estimation error is close to the Cramér-Rao lower bound.


Archive | 1999

Charging plan equipment for electric vehicle

Takafumi Nagano; Yasuyuki Sugii; Katsuhiko Tsujino; 康之 杉井; 隆文 永野; 克彦 辻野


Archive | 2009

Angular velocity/angular acceleration calculator, torque estimator, and combustion state estimator

Takafumi Nagano; Takashi Iwamoto; Tomoko Tanabe


Archive | 2005

Gps positioning method and gps position device

Takashi Iwamoto; Takafumi Nagano


european radar conference | 2011

Range migration compensation for moving targets with unknown constant velocity in chirp radars

Takafumi Nagano; Takashi Iwamoto; Teruyuki Hara; Yasutaka Takeda


Archive | 2008

Code converting apparatus, receiver, and code converting method

Takafumi Nagano; Takashi Iwamoto


Archive | 2008

RANGING APPARATUS, POSITIONING APPARATUS, AND METHODS OF RANGING AND POSITIONING THEREFOR

Takafumi Nagano; Takashi Iwamoto


Archive | 2007

New substrate polypeptide for protein kinase

Toshiaki Kan; Yoshiki Katayama; Takeshi Mori; Takafumi Nagano; Satoshi Yamada; Takayuki Yamaji; Takeshi Yamanouchi; 豪 山之内; 貴之 山地; 訓 山田; 隆文 永野; 佳樹 片山; 暁明 韓


Genome Informatics | 2003

Correlated Mutation Analysis of C2H2 Zinc Finger Domains

Takafumi Nagano; Makiko Suwa; Kiyoshi Asai


2009 ICCAS-SICE | 2009

Combustion torque estimation utilizing smoothed implicit derivatives from crank sensor samples

Takafumi Nagano; Takashi Iwamoto

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Makiko Suwa

National Institute of Advanced Industrial Science and Technology

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Yasuyuki Sugii

Tokyo Electric Power Company

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