Development of MF R-Mode Transmitting System for Maritime Resilient PNT in the Republic of Korea
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초록
R-Mode is terrestrial based Global Navigation Satellite System (GNSS) backup radio navigation technology which used existing maritime information service infrastructure. It has advantages on reduce the cost and reutilize the frequency resource. In this paper, we propose a method to develop a medium-frequency (MF) band R-Mode transmitting station by utilizing the currently operating Differential GNSS (DGNSS) reference station infrastructure. To this end, the considerations for co-operating the DGNSS reference station and the MF R-Mode transmitting station are analyzed. In this process, we also analyze what is necessary to configure the communication system as a navigation system for range measurement. Based on the analysis result, MF R-Mode transmitting station system is designed and architecture is proposed. The developed system is installed in the field, and the performance evaluation results is presented.
Abstract
R-Mode is terrestrial based Global Navigation Satellite System (GNSS) backup radio navigation technology which used existing maritime information service infrastructure. It has advantages on reduce the cost and reutilize the frequency resource. In this paper, we propose a method to develop a medium-frequency (MF) band R-Mode transmitting station by utilizing the currently operating Differential GNSS (DGNSS) reference station infrastructure. To this end, the considerations for co-operating the DGNSS reference station and the MF R-Mode transmitting station are analyzed. In this process, we also analyze what is necessary to configure the communication system as a navigation system for range measurement. Based on the analysis result, MF R-Mode transmitting station system is designed and architecture is proposed. The developed system is installed in the field, and the performance evaluation results is presented.
참고문헌 (11)
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- "MF R-Mode Modulator Specification" (2019)[URL]
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- Feasibility Study of R-Mode using MF DGPS Transmissions, "Johnson, G", German Federal Waterways and Shipping Administration, ~ (2014)
- Feasibility Study of R-Mode combining MF DGNSS, AIS, and eLoran Transmissions, "Johnson, G", German Federal Waterways and Shipping Administration, ~ (2014)
- London Economics, "Economic impact to the UK of a disruption to GNSS", ~ (2017)
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