Anran Li, Guangcun Shao, Fengyu Jin, Chuanhui Zhang, Wei Li, Yuanhui Mou, Enlin Cai. Design of high precision phase laser radar ranging system[J]. Opto-Electronic Engineering, 2024, 51(3): 230246-1
- Opto-Electronic Engineering
- Vol. 51, Issue 3, 230246-1 (2024)
Fig. 1. Principle of phase laser ranging
Fig. 2. Block diagram of phase laser ranging system
Fig. 3. APD detection principle block diagram
Fig. 4. Receiving optical system diagram
Fig. 5. LT5560 mixer circuit diagram
Fig. 6. Block diagram of AD8302 scheme
Fig. 7. System-ranging experimental device diagram
Fig. 8. Key signals in the system collected from the oscilloscope. (a) Main oscillator signal ； (b) Local oscillator signal； (c) Differential frequency echo signal
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Table 1. List of main distance measuring instrument parameters abroad
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Table 2. Scale length and accuracy table
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Table 3. Photoelectric characteristics of HSLD650-5 at 25 ℃
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Table 4. Measurement results within 0.3 m to 3 m
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Table 5. Measurement results within 3 m to 100 m
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