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Masaharu Ohashi

Ritsumeikan University

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Publication

Featured researches published by Masaharu Ohashi.

Journal of aeronautics, astronautics and aviation, Series A | 2011

Local Models for Ionospheric VTEC Estimation Based on GR Models and Spherical Cap Harmonic Analysis

丁利 複製 Shinichi Otsuki; Masaya Kamimura; Masaharu Ohashi; Yukihiro Kubo; S. Sugimoto

Proceedings of the 23rd International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS 2010) | 2010

Long Baseline Relative Positioning with Estimating Ionosphere and Troposphere Gradients

T. Yanase; H. Tanaka; Masaharu Ohashi; Yukihiro Kubo; S. Sugimoto

Proceedings of the 28th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2015) | 2015

Modeling and Prediction of Regional Ionospheric VTEC for Japanese Region by Spherical Cap Harmonic Analysis

Masaharu Ohashi; Yutaro Sato; Akihiro Yamada; Yukihiro Kubo; Sueo Sugimoto

Transactions of the Institute of Systems, Control and Information Engineers | 2013

Multi-Layer Ionospheric VTEC Estimation for GNSS Positioning

Masaharu Ohashi; Taisuke Hattori; Yukihiro Kubo; Sueo Sugimoto

Transactions of the Institute of Systems, Control and Information Engineers | 2013

Prediction of Regional Ionospheric Models with AR Model for GNSS Positioning in Japan

Masaharu Ohashi; K. Nishimoto; Yasukihiro Kubo; Sueo Sugimoto

Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications | 2011

Long Baseline GNSS Relative Positioning with Estimating Ionospheric and Tropospheric Delays and their gradients

Yukihiro Kubo; H. Tanaka; Masaharu Ohashi; S. Sugimoto

Transactions of the Institute of Systems, Control and Information Engineers | 2016

Detection and Correction of Doppler Outliers in Kalman Filter-based Positioning

Atsushi Mouri; Yukihiro Kubo; Sueo Sugimoto; Masaharu Ohashi

Transactions of the Institute of Systems, Control and Information Engineers | 2016

New PPP/VPPP Algorithms by using Multiple Antennas

Atsushi Mouri; Yoshifumi Karatsu; Goshi Okuda; Sueo Sugimoto; Yukihiro Kubo; Masaharu Ohashi

Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications | 2015

Improvement of GPS Precise Point Positioning Accuracy in Urban Canyons - Further Results

Masahiro Ozaki; Masaharu Ohashi; Yukihiro Kubo; Sueo Sugimoto

Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications | 2014

Improvement of GPS Precise Point Positioning Accuracy in Urban Canyons by Using Barometric Pressure Sensor

Masahiro Ozaki; Masaharu Ohashi; Yukihiro Kubo; Sueo Sugimoto

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Collaboration

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Yukihiro Kubo

Ritsumeikan University

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Sueo Sugimoto

Ritsumeikan University

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K. Nishimoto

Ritsumeikan University

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S. Sugimoto

Ritsumeikan University

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Akihiro Yamada

Ritsumeikan University

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Yutaro Sato

Ritsumeikan University

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Atsushi Mouri

Ritsumeikan University

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H. Tanaka

Ritsumeikan University

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Masahiro Ozaki

Ritsumeikan University

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Y. Kubo

Ritsumeikan University

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