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  1. No Access

    Article

    GBAS airport availability simulation tool

    A global navigation satellite system augmentation system availability analysis tool has been developed to simulate a ground-based augmentation system (GBAS) prototype, an integrity monitor test bed, to evaluat...

    Shuo-Ju Yeh, Shau-Shiun Jan in GPS Solutions (2016)

  2. No Access

    Article

    Wide-area ionospheric delay model for GNSS users in middle- and low-magnetic-latitude regions

    A useful ionospheric delay model to compensate for the effect of ionospheric error on GNSS service over continent-wide areas or oceans is the Satellite-Based Augmentation System’s wide-area thin-shell planar ...

    An-Lin Tao, Shau-Shiun Jan in GPS Solutions (2016)

  3. No Access

    Article

    Multipath mitigation and NLOS detection using vector tracking in urban environments

    Multipath interference and non-line-of-sight (NLOS) reception are major error sources when using global navigation satellite systems in urban environments. A promising approach to minimize the effect of multi...

    Li-Ta Hsu, Shau-Shiun Jan, Paul D. Groves, Nobuaki Kubo in GPS Solutions (2015)

  4. No Access

    Article

    Attitude estimation based on fusion of gyroscopes and single antenna GPS for small UAVs under the influence of vibration

    An attitude estimation method is presented for small unmanned aerial vehicles (UAVs) powered by a piston engine which is the major source of vibration. Vibration of the engine significantly degrades the accura...

    Ying-Chih Lai, Shau-Shiun Jan in GPS Solutions (2011)

  5. No Access

    Article

    A new multi-C/A code acquisition method for GPS

    An acquisition method is proposed which saves processing time and rapidly finds the Global Positioning System (GPS) satellite with high receiving power. The idea is to combine two or more Coarse/Acquisition (C...

    Shau-Shiun Jan, Yao-Cheng Lin in GPS Solutions (2009)

  6. No Access

    Article

    MATLAB Algorithm Availability Simulation Tool

    This paper describes a set of MATLAB functions currently being developed for Space Based Augmentation System (SBAS) availability analysis. This toolset includes simulation algorithms that are constantly being ...

    Shau-Shiun Jan, Wyant Chan, Todd Walter in GPS Solutions (2009)

  7. No Access

    Article

    Pitch and roll attitude estimation of a small-scaled helicopter using single antenna GPS with gyroscopes

    A method is presented for estimating the roll and pitch attitude of a small-scaled unmanned helicopter based on the velocity measurements of the global positioning system (GPS). The small-scaled helicopter is ...

    Hian-Kun Tenn, Shau-Shiun Jan, Fei-Bin Hsiao in GPS Solutions (2009)