Baohui Zhang, Zhongwen Li, Jie Wu, Li Ji, Weiyi Wang, Lu Cai, Yahui Shi, Jingyi Fa. Design of mid-wave 1 280×1 024 infrared imaging components （Invited）[J]. Infrared and Laser Engineering, 2021, 50(4): 20211023
- Infrared and Laser Engineering
- Vol. 50, Issue 4, 20211023 (2021)
Fig. 1. 15 μm 1280×1024 cooled infrared imaging components. (a) Schematic diagram; (b) Exploded view
Fig. 2. Image processing circuit hardware design
Fig. 3. Detector bias voltage circuit
Fig. 4. Low noise circuit design scheme
Fig. 5. Power circuit diagram
Fig. 6. Design diagram of FPGA1 processing circuit program module
Fig. 7. Design diagram of FPGA2 enhancement board program module
Fig. 8. Multi-point correction temperature point selection diagram
Fig. 9. Multi-point calibration temperature selection. (a) Average segmentation; (b) Adaptive segmentation
Fig. 10. 15 μm 1280 × 1024 cooled infrared imaging components
Fig. 11. RMS value of the noise floor of the measurement circuit
Fig. 12. Noise spectrum curve of output voltage V 4
Fig. 13. NETD test picture
Fig. 14. High and low temperature imaging images. (a) −40 ℃; (b) 60 ℃
Fig. 15. Block inhibition implementation effect diagram. (a) Before processing; (b) After processing
Fig. 16. CLAHE implementation effect diagram. (a) Traditional CLAHE; (b) Optimized CLAHE
Fig. 17. Digital detector imaging picture. (a) Traditional; (b) Optimized
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Table 1. [in Chinese]
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Table 2. [in Chinese]
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Table 3. [in Chinese]
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