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High-precision One-way Laser Ranging: Status and Prospects of its Application in GLONASS

М. А. Sadovnikov, А. А. Fedotov, V. D. Shargorodskiy

Transactions of IAA RAS, issue 23, 61–70 (2012)

Keywords: лазерные измерения, лазерная сеть, односторонняя лазерная дальнометрия, шкала времени, ГЛОНАСС, квантово-оптическая станция. laser measurements, laser network, one-way laser ranging, time scale, GLONASS, quantum-optical station

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Abstract

The features of high-precision one-way laser ranging technique, the possibility of its use for the GLONASS time/frequency synchronization, as well as for the calibration and verification measurements performed by means of the RF technical facilities. A laser-based experimental system is presented for high-accuracy inflight calibration and comparison of GLONASS onboard and onground clocks, as well as for mutual synchronization of on-ground clocks at different far-away points. The system operation principle is based on comparison of a two-way satellite laser time-of-flight and one-way laser measurements. Parameters and methods of on-board and on-ground equipment calibration are given, as well as a data processing measurement algorithm. The expected measurement accuracy is also evaluated.

Citation

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RIS
М. А. Sadovnikov, А. А. Fedotov, V. D. Shargorodskiy . High-precision One-way Laser Ranging: Status and Prospects of its Application in GLONASS // Transactions of IAA RAS. — 2012. — Issue 23. — P. 61–70. TY - JOUR TI - High-precision One-way Laser Ranging: Status and Prospects of its Application in GLONASS AU - Sadovnikov, М. А. AU - Fedotov, А. А. AU - Shargorodskiy, V. D. PY - 2012 T2 - Transactions of IAA RAS IS - 23 SP - 61 AB - The features of high-precision one-way laser ranging technique, the possibility of its use for the GLONASS time/frequency synchronization, as well as for the calibration and verification measurements performed by means of the RF technical facilities. A laser-based experimental system is presented for high-accuracy inflight calibration and comparison of GLONASS onboard and onground clocks, as well as for mutual synchronization of on-ground clocks at different far-away points. The system operation principle is based on comparison of a two-way satellite laser time-of-flight and one-way laser measurements. Parameters and methods of on-board and on-ground equipment calibration are given, as well as a data processing measurement algorithm. The expected measurement accuracy is also evaluated. UR - http://iaaras.ru/en/library/paper/755/ ER -