Chenjin Deng, Long Pan, Chenglong Wang, Xin Gao, Wenlin Gong, Shensheng Han, "Performance analysis of ghost imaging lidar in background light environment," Photonics Res. 5, 431 (2017)

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- Photonics Research
- Vol. 5, Issue 5, 431 (2017)

Fig. 1. Schematic of GI lidar via different detection mechanisms: (A) narrow pulsed GI lidar, (B) heterodyne GI lidar, and (C) pulse-compression GI lidar via coherent detection.

Fig. 2. Image reconstruction results. The signal power to background power ratio σ for columns (1)–(6) is − 40 , − 30 , − 20 , − 10 , 0, and 10 dB, respectively, and rows (A)–(C) correspond to lidar systems (A)–(C), respectively.
![Comparison among the normalized SNR SNRi/N[(ΔO)min]2 for lidar systems (A)–(C). The numerical results (dashed lines) for lidar systems (A)–(C) come from the simulation results, while theoretical behaviors [Eqs. (10), (14), and (18)] are indicated by three solid lines.](/Images/icon/loading.gif)
Fig. 3. Comparison among the normalized SNR SNR i / N [ ( Δ O ) min ] 2 for lidar systems (A)–(C). The numerical results (dashed lines) for lidar systems (A)–(C) come from the simulation results, while theoretical behaviors [Eqs. (10 ), (14 ), and (18 )] are indicated by three solid lines.

Fig. 4. Comparison among PSNR for lidar systems (A)–(C).

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