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Feng-Yu Chu 

Email： fychu@gs.ncku.edu.tw
Telephone： 06-2727575 #63831
Office： 55307
Education：

B.S., Department of Surveying Engineering, National Cheng Kung University, Taiwan

M.S., Department of Geomatics, National Cheng Kung University, Taiwan

Ph.D., Department of Geomatics, National Cheng Kung University, Taiwan
Experience：

Assistant Professor (Full-Time), Department of Geomatics, National Cheng Kung University, August 2024–Present

Assistant Professor (Full-Time), Department of Land Economics, National Chengchi University, February 2020–August 2024

Postdoctoral Researcher, Information and Communication Engineering Laboratory, Tokyo University of Marine Science and Technology, August 2018–February 2020

Postdoctoral Researcher, Department of Geomatics, National Cheng Kung University, November 2013–July 2018
Expertise：

1. Precise GNSS Positioning and Navigation

2. GNSS Mathematical Modeling and Parameter Estimation

3. Adjustment and Filtering Techniques

4. Geodesy
Course： Algorithm Structure of GNSS Precise Positioning

Research NCKU!：https://researchoutput.ncku.edu.tw/zh/persons/feng-yu-chu/

Introduction：

Publications

  1. Yan-Shen Chen, Chia-Hung Chen, Ming Yang, Feng-Yu Chu (2024) Evaluate the Impact of Regional Ionospheric Data Assimilation Model on Precise Point Positioning. Space Weather 22 (8) (SCI, IF 3.8)
  2. Yang Ming, Huai-Chien Hsu, Chu Feng-Yu* (2024) Taiwan Online Precise Point Positioning Service (TOPS): Methodology and Test Results, Surveying Engineering 150 (3). (SCI, IF 1.53, SJR: Q3(Civil and Structural Engineering), Rank: 174/335)
  3. Chu Feng-Yu, Kubo N, Zhang Y (2023) Mixed QZSS/GPS/Galileo RTK positioning with a trade off between ionosphere weighting and ionosphere fixed models: an ambiguity resolution method for Japan. GPS Solutions 27 (52) (SCI, IF 4.9, SJR: Q1(Earth and Planetary Sciences (miscellaneous)) Rank: 31/322).
  4. Chu Feng-Yu, Chen Yin-Wei (2023) Monitoring Structural Displacements on a Wall with Five-Constellation Precise Point Positioning: A Position-Constrained Method and the Performance Analyses, Remote Sensing, Vol.15, No.15. (SCI, IF 5.0, SJR: Q1(Earth and Planetary Sciences (miscellaneous)), Rank: 37/322).
  5. Chiang Kai-Wei *, Li Yu-Hua, Hsu Li-Ta, Chu Feng-Yu, (2020) The Design a TDCP-Smoothed GNSS/Odometer Integration Scheme with Vehicular-Motion Constraint and Robust Regression, Remote Sensing, Vol.12, No.16, pp.2550. (SCI, IF 5.0, SJR: Q1(Earth and Planetary Sciences (miscellaneous)), Rank: 37/322).
  6. Zhang Y, Kubo N, Chen J, Chu Feng-Yu, Wang A, Wang J (2019) Apparent clock and TGD biases between BDS-2 and BDS-3. GPS Solutions 24 (27) (SCI, IF 4.9, SJR: Q1 (Earth and Planetary Sciences (miscellaneous)), Rank: 31/322).
  7. Zhang Yize, Kubo Nobuaki, Chen Junping, Chu Feng-Yu, Wang Hu (2019) Contribution of QZSS to multi-GNSS long baseline RTK, Journal of Spatial Science. (SCI, IF 1.078, SJR: Q2(Geography, Planning and Development), Rank: 324/785).
  8. Chu Feng-Yu, Yang Ming*, Chen Yan-Ting (2019) GEO-pivoted Carrier Ambiguity Resolution: A Method for Instantaneous Ambiguity Resolution in Mid–low Latitude Regions, GPS Solutions 23(107) (SCI, IF 4.9, SJR: Q1 (Earth and Planetary Sciences (miscellaneous)), Rank: 31/322).
  9. Yang Ming, Chu Feng-Yu*, Lin Chieh-Yu (2018) GNSS ambiguity resolution in kinematic positioning: benefits of satellite availability and sampling rate, Journal of Aeronautics, Astronautics and Aviation 50 (2):187-204 (EI).
  10. Chu Feng-Yu, Yang Ming* (2018) BDS triple-frequency ambiguity resolution without using code measurements. Remote Sensing 10(5):675 (SCI, IF 5.0, SJR: Q1(Earth and Planetary Sciences (miscellaneous)), Rank: 37/322).
  11. Chu Feng-Yu, Yang Ming, Chen Yan-Ting (2017) Improving single-epoch RTK positioning under higher ionospheric influences using GNSS measurements, Journal of Aeronautics, Astronautics and Aviation 49 (2):83-90 (EI).
  12. 儲豐宥、楊名*、李皇緣 (2022)，利用全球電離層網格縮短GPS 精密單點定位之收斂時間，台灣土地研究, Vol.25, No.2, pp.69-88.(TSSCI).
  13. 儲豐宥、甯方璽 (2023), 智慧型手機之單頻RTK定位:擺放姿態影響以及地籍測量可行性初探，中正嶺學報, Vol.52, No.2, pp.1-9 (EI).
  14. Chu Feng-Yu, Yang Ming*, Wu Joz (2016) A new approach to modernized GPS phase-only ambiguity resolution over long baselines. Journal of Geodesy 90 (3):241-254 (SCI, IF 4.4, SJR: Q1 (Geophysics), Rank: 14/151).
  15. Chu Feng-Yu, Yang Ming* (2014) GPS/Galileo long baseline computation: method and performance analyses. GPS Solutions 18 (2):263-272 (SCI, IF 4.9, SJR: Q1(Earth and Planetary Sciences (miscellaneous)), Rank: 31/322).
  16. Chu Feng-Yu, Yang Ming (2014) Triple-frequency GPS ambiguity resolution for postprocessed medium-range baseline determination: a phase-only method. Journal of the Chinese Institute of Engineers 37 (3):279-287 (SCI, IF 1.01, SJR: Q3(Engineering (miscellaneous)), Rank: 240/427).
  17. Kuo C-Y, Chiu K-W, Chiang K-W, Cheng K-C, Lin L-C, Tseng H-Z, Chu Feng-Yu, Lan W-H, Lin H-T (2012) High-Frequency Sea Level Variations Observed by GPS Buoys Using Precise Point Positioning Technique. Terr Atmos Ocean Sci 23 (2):209-218 (SCI, IF 0.8, SJR: Q2(Earth and Planetary Sciences (miscellaneous)), Rank: 160/322).
  18. Chu Feng-Yu, Yang Ming A Triple-frequency Phase-only Algorithm for Modernized GPS Kinematic Positioning. In proceeding: ION GNSS 2011, pp 2280-2286 (EI).

International Conference Publications

  1. Chu Feng-Yu, Yang Ming (2008) GPS/Galileo long baseline computation: method and performance analysis, International Symposium on GPS/GNSS 2008, Tokyo, November 11-14 (Oral).
  2. Chu Feng-Yu, Yang Ming (2009) A phase-only triple-frequency algorithm for GNSS kinematic Positioning, International Symposium on GPS/GNSS 2008, Jeju, November 4-6 (Poster).
  3. Chu Feng-Yu, Yang Ming (2010) A Triple-Frequency phase-only algorithm for future GPS, Western pacific geophysics meeting, Taipei, Jun 22-25 (Oral).
  4. Chu Feng-Yu, Yang Ming (2011) A Triple-frequency Phase-only Algorithm for Modernized GPS Kinematic Positioning. In ION GNSS 2011, Portland, Oregon, September 19-23 (Oral).
  5. Chu Feng-Yu, Yang Ming (2015) Long baseline computation without using code measurements: ambiguity resolution performance analysis. International Symposium on GNSS 2015, Kyoto, November 16-19. (Oral)
  6. Chu Feng-Yu, Chen Yan-Ting, Yang Ming (2016) Improving single-epoch RTK positioning by using combined GNSS measurements. International Symposium on GNSS 2016 Tainan, December 5-7. (Oral)
  7. Chu Feng-Yu, Yang Ming (2016) The performance of BeiDou phase-only triple-frequency ambiguity resolution. International Symposium on GNSS 2016 Tainan, December 5-7. (Oral)
  8. Lin Chieh-Yu, Yang Ming, Chu Feng-Yu (2016) Integrated GPS/GLONASS/BeiDou high-rate kinematic positioning. International Symposium on GNSS 2016 Tainan, December 5-7.(Oral)
  9. Chu Feng-Yu, Yang Ming (2017) Improved single-epoch GNSS real-time kinematic positioning in mid-low latitude regions under active ionospheric conditions. International Symposium on Remote Sensing 2017, Nagoya, Japan, May 17-19. (Oral)
  10. Chu Feng-Yu, Yang Ming (2017) An approach to improve single-epoch ambiguity resolution for short baselines in mid-low latitude regions. International Symposium on GNSS 2017 Hong Kong, December 9-13. (Oral)
  11. Wang Wenzhe, Chu Feng-Yu, Yang Ming (2018) Multi-GNSS induced performance enhancements in constrained environments. International Symposium on GNSS, 2018 Bali, November 21-23. (Oral)
  12. Wang Wenzhe, Chu Feng-Yu, Yang Ming (2019) Performance assessment of RTK positioning with a multi-GNSS dual-frequency low-cost receiver. International Symposium on Remote Sensing 2019, Taipei, April 17-19. (Oral)
  13. Chu Feng-Yu, Kubo N, Zhang Y (2019) Using the Features of QZSS to Improve Medium-baseline RTK Performance over Japan. International Symposium on GNSS 2019, Jeju island, Korea. October 29~November 1. (Oral)
  14. Zhang Yize*, Kubo Nobuaki, Chu Feng-Yu (2019) BDS signal-in-space range error (SISRE) assessment and bias correction. International Symposium on GNSS 2019, Jeju island, Korea. October 29~November 1. (Oral).
  15. Yang Ming, Huai-Chien Hsu, Chu Feng-Yu (2023). Taiwan online precise point positioning service (TOPS): Concept and initial results. The 28th General Assembly of the International Union of Geodesy and Geophysics (IUGG), Berlin, German. (Poster)
  16. Huai-Chien Hsu, Ming Yang, Feng-Yu Chu (2023) Enabling ambiguity resolution in Taiwan online precise point positioning service (TOPS): initial study. Asia Conference Remote Sensing (ACRS) 2023, Taipei, Taiwan (Oral)
  17. Chu Feng-Yu (2024). Six-system single-epoch RTK positioning with differential inter-system bias estimation in a severe GNSS-constrained observational condition. International Symposium on Remote Sensing (ISRS) 2024, Taichung, Taiwan. (Oral)

Research Projects (by Year)

  1. Establishment of a Precise GNSS Navigation Method Applicable to Taiwan(Project No. 113-2121-M-006-020-). Principal Investigator, National Science Council (NSC). Project Period: August 1, 2024 – July 31, 2025
  2. Preliminary Commissioned Research Project on the Taiwan Time Reference Framework (FY 113)(Project No. NLSC-113-29). Co-Principal Investigator, National Land Surveying and Mapping Center. Project Period: January 20, 2023 – November 30, 2024
  3. Key System Application Research Project on Multi-Sensor and Inertial Navigation (FY 113).Co-Principal Investigator, Department of Land Administration, Ministry of the Interior.Project Period: August 1, 2024 – November 25, 2024
  4. Key System Software and Hardware Design and Integration Project on Multi-Sensor and Inertial Navigation (FY 112).Co-Principal Investigator, Department of Land Administration, Ministry of the Interior.Project Period: February 23, 2023 – December 1, 2023
  5. Key System Software and Hardware Design and Integration Project on Multi-Sensor and Inertial Navigation (FY 110–111).Co-Principal Investigator, Department of Land Administration, Ministry of the Interior.Project Period: August 1, 2022 – November 30, 2022
  6. Key System Software and Hardware Design and Integration Project on Multi-Sensor and Inertial Navigation (FY 110–111).Co-Principal Investigator, Department of Land Administration, Ministry of the Interior.Project Period: August 1, 2021 – July 31, 2022
  7. Development of a Regional Ionospheric Model Using CORS Data and Its Application to Enhance GNSS Precise Point Positioning Performance(Project No. 112-2121-M-006-006-).Co-Principal Investigator, National Science Council (NSC).Project Period: August 1, 2023 – July 31, 2024
  8. Improving the Positioning Accuracy of Taiwan Online Precise Point Positioning Service (TOPS) Using Ambiguity Resolution Techniques(Project No. 111-2121-M-006-007-).Co-Principal Investigator, National Science Council (NSC).Project Period: August 1, 2022 – July 31, 2023
  9. Development of a New-Generation Taiwan Geodetic Datum and 3D Reference Frame: GNSS Positioning Technology Development and Performance Analysis Integrating BeiDou-3 Satellite System(Project No. 110-2221-E-006-222-MY3).Principal Investigator, National Science Council (NSC).Project Period: August 1, 2021 – July 31, 2024
  10. Commissioned Research on Applications of New-Generation GNSS Positioning Technologies (FY 110).Co-Principal Investigator, National Land Surveying and Mapping Center.Project Period: February 1, 2021 – November 30, 2021
  11. GNSS-Based Structural Monitoring of Buildings: Development and Analysis of Wall-Mounted Monitoring Techniques(Project No. 109-2121-M-004-001-).Principal Investigator, National Science Council (NSC).Project Period: June 1, 2020 – October 31, 2021

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