Haifeng Zhang, Huarong Deng, Mingliang Long, Zhien Cheng, Zhongping Zhang, Gang Zhao, Jialiang Wang. Time Synchronization in Laser Ranging with Multi-Receiving Telescopes Based on Fiber-Time-Frequency Transfer[J]. Laser & Optoelectronics Progress, 2019, 56(1): 011204
- Laser & Optoelectronics Progress
- Vol. 56, Issue 1, 011204 (2019)
Fig. 1. Block diagram of fiber-time-frequency transfer device
Fig. 2. Accuracy test of time synchronization between local and remote terminals in fiber-time-frequency transfer device (1PPS signal)
Fig. 3. Fiber-time-frequency transfer device. (a) Remote signal receiving terminal; (b) local signal transmitting terminal
Fig. 4. Laser ranging to ground targets installed at 1.56 m telescope by 1.56 m/60 cm dual-receiving telescope system
Fig. 5. Range residual from Glonass128 satellite measured by 1.56 m telescope. (a) Range residual when using 10 MHz signal from the same source; (b) range residual when using 10 MHz signal from the different source; (c) range residual when using 10 MHz signal from the same source
Fig. 6. Range residual from Beidou IGSO5 (Compassi5) satellite measured by 1.56 m telescope
Fig. 7. Range errors from (a) Lageos2 and (b) Beidou IGSO3 satellites measured by 1.56 m telescope
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Table 1. Specifications of 1.56 m and 60 cm optical telescopes
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