Masahiro Fujii

74 papers A* 1B 3C 8Journal 21Unranked 41
YearRankTypeTitle / Venue / Authors
2024 — conf
A Study on the Design of Transportation Network Based on OD Flow in Utsunomiya City.
GCCE
Ryuki Shibuya, Masahiro Fujii
2023 J jnl
Foreword.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masahiro Fujii, Masanori Hamamura
2023 — conf
Impact of Contention Window Size and Carrier Sense Level in Inter-Vehicle Communications.
GCCE
Yuma Sato, Masahiro Fujii
2022 — conf
A Study on Roadside Obstacle Detection by Machine Learning Using Vehicle Driving Information.
GCCE
Atsuhide Yamane, Masahiro Fujii
2022 — conf
A Study on high accuracy positioning by extended FTM network.
GCCE
Masahiro Fujii
2021 — conf
A Study on Indoor Positioning Based on Attitude and Distance Estimations by Grid Search with Penalty Term.
GCCE
Fumiya Taki, Masahiro Fujii
2021 — conf
A Study on Indoor Positioning System Based on Sky Area of Sky Plot Mask by Spherical Camera.
GCCE
Mitsuaki Wada, Masahiro Fujii
2020 — conf
A study on Indoor Positioning Based on Attitude and Distance Estimations.
GCCE
Ryota Aoki, Masahiro Fujii
2020 — conf
A study on estimation of traveling direction for pedestrian dead reckoning by using inertial sensors.
GCCE
Takumi Matsumoto, Masahiro Fujii
2019 — conf
A Study on Indoor 3D Modeling by SOKUIKI Sensor and Omnidirectional Camera.
GCCE
Shoma Inoue, Masahiro Fujii
2019 — conf
A Study on Phase Shift Keying on 2-Sphere.
CANDAR Workshops
Sho Kakuwa, Masahiro Fujii
2019 — conf
A Study on Time Efficiency of CSMA/CA in Inter-Vehicle Communication Systems.
GCCE
Masashi Kato, Masahiro Fujii
2019 — conf
A Study on Transmission Efficiency of Systematic Spinal Codes.
CANDAR Workshops
Yota Katagishi, Masahiro Fujii
2019 J jnl
Positioning Method for Wireless LAN Based on RTK-GPS.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiroki Musha, Masahiro Fujii
2018 — conf
A Study on Indoor Positioning System Based on Attitude Estimation by Sensors and Distance Estimation by SOKUIKI Sensor.
GCCE
Shunnosuke Sasaki, Masahiro Fujii
2018 J jnl
Behavior Estimation Method Based on Movement Trajectory by the Position Information.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Shun Kimura, Hiroyuki Hatano, Masahiro Fujii, Atsushi Ito, Yu Watanabe, Tomoya Kitani
2018 J jnl
Reliable Position Estimation by Parallelized Processing in Kinematic Positioning for Single Frequency GNSS Receiver.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiromi In, Hiroyuki Hatano, Masahiro Fujii, Atsushi Ito, Yu Watanabe
2018 J jnl
Suppression of performance degradation in traveling direction estimation by using IMU and PCA for PDR.
Int. J. Netw. Comput.
Masahiro Fujii, Yuya Sakuma
2017 — conf
A Study of Precedent Retrieval System for Civil Trial.
EUROCAST (2)
Yuya Kiryu, Atsushi Ito, Takehiko Kasahara, Hiroyuki Hatano, Masahiro Fujii
2017 — conf
A Study on Direction Estimation of Movement by Multiple Sensors for Pedestrian Dead-Reckoning.
CANDAR
Yuya Sakuma, Masahiro Fujii
2017 — conf
A study on estimation method of pedestrian's walking status for GPS positioning correction.
ITST
Toshiaki Nagaoka, Hiroyuki Hatano, Masahiro Fujii, Atsushi Ito, Yu Watanabe
2017 — conf
A study on indoor positioning based on RTK-GPS.
GCCE
Hiroki Musha, Masahiro Fujii
2017 — conf
A study on reliable position estimation in kinematic positioning for single frequency GNSS receiver.
ITST
Hiromi In, Hiroyuki Hatano, Masahiro Fujii, Atsushi Ito, Yu Watanabe
2017 J jnl
Blind Channel Estimation by EM Algorithm for OFDM Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hirokazu Abe, Masahiro Fujii, Takanori Iwamatsu, Hiroyuki Hatano, Atsushi Ito, Yu Watanabe
2017 — conf
Experimental evaluation for distance estimation by using received signal strength indicator.
GCCE
Masahiro Fujii, Nobuaki Arai
2017 J jnl
Iterative Frequency Offset Estimation Based on ML Criterion for OFDM Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masahiro Fujii, Masaya Ito
2016 — conf
A study on indoor positioning systems based on SkyPlot mask.
GCCE
Masahiro Fujii, Yoshiaki Mori
2016 C conf
A study on iterative compensation of frequency offset for OFDM systems.
ISITA
Masahiro Fujii, Masaya Ito, Hiroyuki Hatano, Atsushi Ito, Yu Watanabe
2016 — conf
A study on point positioning method considering residual ranging error.
GCCE
Toru Hattori, Masahiro Fujii
2016 C conf
An improvement of media access control scheme for inter-vehicle communications.
ISITA
Takahiro Yokomori, Masahiro Fujii, Hiroyuki Hatano, Atsushi Ito, Yu Watanabe
2016 J jnl
Distance Estimation Based on Statistical Models of Received Signal Strength.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masahiro Fujii, Yuma Hirota, Hiroyuki Hatano, Atsushi Ito, Yu Watanabe
2016 J jnl
Indoor Positioning Based on Fingerprinting Method by Incoming GPS Signals.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masayuki Ochiai, Hiroyuki Hatano, Masahiro Fujii, Atsushi Ito, Yu Watanabe
2015 — conf
A comparative study on access control methods for ITS radio communications systems.
GCCE
Takahiro Yokomori, Masahiro Fujii, Hiroyuki Hatano, Atsushi Ito, Yu Watanabe
2015 — conf
A study on highly effective IVC system using TV White Space.
GCCE
Yuri Igarashi, Masahiro Fujii, Hiroyuki Hatano, Atsushi Ito, Yu Watanabe
2015 — conf
A trial of navigation system using BLE beacon for sightseeing in traditional area of Nikko.
ICVES
Atsushi Ito, Hiroyuki Hatano, Masahiro Fujii, Mie Sato, Yu Watanabe, Yuko Hiramatsu, Fumihiro Sato, Akira Sasaki
2015 J jnl
Error Reduction by Reflected Signals in Automotive Radar Network Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiroyuki Hatano, Masahiro Fujii, Atsushi Ito, Yu Watanabe, Yusuke Yoshida, Takayoshi Nakai
2015 J jnl
Positioning Method by Two GNSS Satellites and Distance Sensor in Urban Area.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Hiroyuki Hatano, Tomoya Kitani, Masahiro Fujii, Atsushi Ito, Yu Watanabe, Hironobu Onishi, Toru Aoki
2014 — conf
A Study on Direction Estimation for Pedestrian Dead Reckoning.
CANDAR
Hisashi Hoshi, Masahiro Fujii, Atsushi Ito, Yu Watanabe, Hiroyuki Hatano
2014 C conf
A study on block equalization for OFDM systems with short Cyclic Prefix.
ISITA
Masahiro Fujii, Yuta Kasajima, Hiroyuki Hatano, Atsushi Ito, Yu Watanabe
2014 C conf
A study on indoor position estimation based on fingerprinting using GPS signals.
IPIN
Masayuki Ochiai, Masahiro Fujii, Atsushi Ito, Yu Watanabe, Hiroyuki Hatano
2014 — conf
A study on mobility load balancing methods in IVC and RVC cooperative systems.
GCCE
Yuta Niwa, Masahiro Fujii, Atsushi Ito, Yu Watanabe, Hiroyuki Hatano
2014 — conf
Development of the Learning System for Outdoor Study Using Zeigarnik Effect.
HCI (15)
Yuko Hiramatsu, Atsushi Ito, Masahiro Fujii, Fumihiro Sato
2014 — conf
Hand-held multi-DOF robotic forceps for neurosurgery designed for dexterous manipulation in deep and narrow space.
EMBC
Takuro Okubo, Kanako Harada, Masahiro Fujii, Shinichi Tanaka, Tetsuya Ishimaru, Tadashi Iwanaka, Hirohumi Nakatomi, Shigeo Sora, Akio Morita, Naohiko Sugita, Mamoru Mitsuishi
2014 — conf
Haptic foot interface for language communication.
AH
Erik Hill, Hiroyuki Hatano, Masahiro Fujii, Yu Watanabe
2014 — conf
Relationship between workspace reduction due to collisions and distance between endoscope and target organ in pediatric endoscopic surgery.
BioRob
Masahiro Fujii, Shinya Takazawa, Kanako Harada, Naohiko Sugita, Tetsuya Ishimaru, Tadashi Iwanaka, Mamoru Mitsuishi
2013 — conf
A Study of Optimization of IDDD (Information Delivery System for Deaf People in a Major Disaster).
CANDAR
Atsushi Ito, Takao Yabe, Koichi Tsunoda, Kazutaka Ueda, Tohru Ifukube, Masahiro Fujii, Yu Watanabe, Yuko Hiramatsu, Yoshiaki Kakuda, Tomoyuki Ohta, Akira Sasaki, Hirochika Yuda
2013 — conf
A study on position tracking system for pedestrian navigation using location and sensor information.
ITST
Masahiro Fujii, Ryo Ogawara, Hiroyuki Hatano, Yu Watanabe
2013 — conf
Estimation performance with 3D vehicle model of novel positioning algorithm in radar network systems.
ITST
Yusuke Yoshida, Hiroyuki Hatano, Takayoshi Nakai, Masahiro Fujii, Yu Watanabe
2013 C conf
Performance evaluation of information delivery system in a major disaster for deaf people based on embedded web system.
ISADS
Atsushi Ito, Yu Watanabe, Takao Yabe, Masahiro Fujii, Koichi Tsunoda, Yoshiaki Kakuda, Yuko Hiramatsu
2013 J jnl
Primary Signal to Noise Ratio Estimation Based on AIC for UWB Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masahiro Fujii, Yu Watanabe
2012 — conf
A study of flexiblility in designing the Information Delivery System for Deaf People at a Larger Disaster.
SCIS&ISIS
Atsushi Ito, Takao Yabe, Yu Watanabe, Masahiro Fujii, Yoshiaki Kakuda, Yuko Hiramatsu
2012 — conf
A study on SNR estimation for cognitive radio.
ICUWB
Masahiro Fujii, Yu Watanabe
2012 C conf
A study on location tracking system using Kalman filter based on sensor information.
ISITA
Ryo Ogawara, Masahiro Fujii, Yu Watanabe
2011 A* conf
Design of intuitive user interface for Multi-DOF forceps for laparoscopic surgery.
ICRA
Masahiro Fujii, Kiyoaki Fukushima, Naohiko Sugita, Tetsuya Ishimaru, Tadashi Iwanaka, Mamoru Mitsuishi
2009 — conf
A Study on Channel Estimation Using EM Algorithm for Mobile WiMAX Systems.
MCSS
Masahiro Fujii, Yasufumi Kawahara, Yu Watanabe, Makoto Itami
2009 — conf
Generating JSL gloss messages for the deaf.
i-CREATe
Kazuo Kamata, Masahiro Fujii, Yu Watanabe
2009 C conf
ITU-T recommendations on peer-to-peer (P2P) network security.
ISADS
Tatsuaki Hamai, Masahiro Fujii, Yu Watanabe
2008 J jnl
Interference Detection Based on AIC Using EM Algorithm for UWB MB-OFDM Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masahiro Fujii, Atsushi Minakawa, Yu Watanabe, Makoto Itami, Kohji Itoh
2008 — conf
Universal Use of Information Delivery and Display System Using Ad Hoc Network for Deaf People in Times of Disaster.
BroadCom
Atsushi Ito, Hitomi Murakami, Yu Watanabe, Masahiro Fujii, Takao Yabe, Yoshikura Haraguchi, Yozo Tomoyasu, Yoshiaki Kakuda, Tomoyuki Ohta, Yuko Hiramatsu
2007 — conf
A Study on Channel Estimation for OFDM Systems using EM Algorithm based on Multi-Path Doppler Channel Model.
MCSS
Akihiro Waku, Masahiro Fujii, Makoto Itami, Kohji Itoh
2007 C conf
A study on deaf people supporting systems using cellular phone with Bluetooth in disasters.
WOWMOM
Masahiro Fujii, Amir Khosravi Mandana, Takatoshi Takakai, Yu Watanabe, Kazuo Kamata, Atsushi Ito, Hitomi Murakami, Takao Yabe, Yoshikura Haraguchi, Yozo Tomoyasu, Yoshiaki Kakuda
2006 — conf
A Study on DS/SS Inter Vehicle Communication System Using Array Antenna.
ITSC
Yohei Kawamagari, Masahiro Fujii, Makoto Itami, Kohji Itoh
2006 J jnl
Joint Estimation of Frequency Offset and Channel Frequency Response Using EM Algorithm for OFDM Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masahiro Fujii, Makoto Itami, Kohji Itoh
2006 J jnl
Low-power-consumption direct-conversion CMOS transceiver for multi-standard 5-GHz wireless LAN systems with channel bandwidths of 5-20 MHz.
IEEE J. Solid State Circuits
Tadashi Maeda, Hitoshi Yano, Shinichi Hori, Noriaki Matsuno, Tomoyuki Yamase, Takashi Tokairin, Robert Walkington, Nobuhide Yoshida, Keiichi Numata, Kiyoshi Yanagisawa, Yuji Takahashi, Masahiro Fujii, Hikaru Hida
2006 J jnl
Signal Design to Optimize Trade-Off between Bandwidth Efficiency and Power Efficiency in Uplink CDMA Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Atsurou Handa, Masahiro Fujii, Makoto Itami, Kohji Itoh
2006 B conf
Throughput Evaluation of CSMA Assuming Carrier Detection Probability in Wireless Ad Hoc Networks.
PIMRC
Masahiro Fujii, Takashi Shimizu, Koji Yamamoto, Susumu Yoshida
2006 J jnl
Tree Search Detection Based on LLR Using M Algorithm in MC-CDMA Systems.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Yoshihito Morishige, Masahiro Fujii, Makoto Itami, Kohji Itoh
2005 B conf
An iterative detection of precoded OFDM under frequency selective fading channels.
PIMRC
Sayaka Tamura, Masahiro Fujii, Makoto Itami, Kohji Itoh
2005 — conf
Assisting Construction of Meta-cognitive Competence by Scaffolding Discovery of Plans in Problem-Solving.
KES (3)
Kohji Itoh, Eisuke Mihara, Kenji Hasegawa, Masahiro Fujii, Makoto Itami
2004 J jnl
Performance evaluation of diversity gain and coding gain in coded orthogonal multi-carrier modulation systems.
Eur. Trans. Telecommun.
Masahiro Fujii, Makoto Itami, Kohji Itoh
2003 B conf
A study on an MMSE ICI canceller for OFDM under Doppler-spread channel.
PIMRC
Mitsuru Nakamura, Masahiro Fujii, Makoto Itami, Kohji Itoh, A. Hamid Aghvami
2002 J jnl
Joint direction of arrival and delay channel characteristics estimation using circular array antenna for optimal frequency-space diversity in MC/CDMA receivers.
Eur. Trans. Telecommun.
Masahiro Fujii, Shinnosuke Suzuki, Makoto Itami, Kohji Itoh
1998 J jnl
A 150 mW 8: 1 MUX and a 170 mW 1: 8 DEMUX for 2.4 gb/s optical-fiber communication systems using n-AlGaAs/i-InGaAs HJFET's.
IEEE Trans. Very Large Scale Integr. Syst.
Masahiro Fujii, Keiichi Numata, Tadashi Maeda, Masatoshi Tokushima, Shigeki Wada, Muneo Fukaishi, Masaoki Ishikawa
1996 J jnl
An ultra-low-power-consumption high-speed GaAs quasi-differential switch flip-flop (QD-FF).
IEEE J. Solid State Circuits
Tadashi Maeda, Keiichi Numata, Masahiro Fujii, Masatoshi Tokushima, Shigeki Wada, Muneo Fukaishi, Masaoki Ishikawa