Wei Lü, Suyao Wang. High-Band width Data Acquisition and Storage System for Three-Dimensional Imaging Lidar[J]. Laser & Optoelectronics Progress, 2019, 56(10): 102801
- Laser & Optoelectronics Progress
- Vol. 56, Issue 10, 102801 (2019)
Fig. 1. Block diagram of hardware design for lidar acquisition and storage system
Fig. 2. Block diagram of FPGA logic design
Fig. 3. Design of ADC acquisition circuit
Fig. 4. High speed synchronous trigger circuit
Fig. 5. Multichannel data cache
Fig. 6. TDC algorithm based on multilevel IODELAY
Fig. 7. Schematic of delay time comparison
Fig. 8. Schematic of test system
Fig. 9. Test waveform of system
Fig. 10. ADC sampling spectrum
Fig. 11. Test system of high bandwidth acquisition storage
Fig. 12. Test of high bandwidth transmission verification
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Table 1. Test results of ENOB of ADC
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Table 2. Test of channel conformance
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