Dajian Cui, Tianhong Ao, Shuiqing Xi, Cheng Zhang, Ruoyao Gao, Junxiang Yuan, Yong Lei. Research progress of InGaAs single-photon avalanche focal plane (invited)[J]. Infrared and Laser Engineering, 2023, 52(3): 20230016
- Infrared and Laser Engineering
- Vol. 52, Issue 3, 20230016 (2023)
Fig. 1. Structure diagram of APD single-photon avalanche focal plane array
Fig. 2. Schematic diagram of planar SPAD chip structure
Fig. 3. Schematic diagram of mesa-type SPAD chip structure
Fig. 4. Basic block diagram of ROIC
Fig. 5. 128×32 InGaAs single-photon avalanche focal plane array
Fig. 6. 64×64 InGaAs single-photon avalanche focal plane array
Fig. 7. (a) Schematic diagram of crosstalk; （b） SPAD spontaneous emission spectrum; （c） Crosstalk suppression results
Fig. 8. Schematic diagram of pixel circuit for Lidar
Fig. 9. Lidar image of the Grand Canyon
Fig. 10. Diagram of laser communication system and receiving link
Fig. 11. Architecture block diagram of 32×32 asynchronous ROIC
Fig. 12. Architecture diagram of passive imaging ROIC with overflow bit
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Table 1. Parameters of InGaAs single-photon avalanche focal plane array
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