Acta Photonica Sinica, Volume. 51, Issue 11, 1104001(2022)
An Ultra High-speed Object Location Processor for SPAD Spike Image Sensors
Figures & Tables(12)
Fig. 9. Gaussian filtering result（left：before processing，right：processed）
Fig. 10. Object location result（left：before processing，right：processed）
Table 1. Denoise comparison（the less the score，the better）
View tableView in ArticleTable 1. Denoise comparison（the less the score，the better）
Accumulated frames Before denoise After denoise 10 57.06 20.87 20 57.34 27.05 50 35.99 20.91
Table 2. Comparison with other studies
View tableView in ArticleTable 2. Comparison with other studies
Ref.［ 17 ］Ref.［ 18 ］Ref.［ 19 ］Ref.［ 20 ］Original algorithm Proposed algorithm FPGA Spartan-6 Stratix IV Zynq-7045 Kintex-7 Kintex-7 Kintex-7 Image Type 8 bits 12 bit 8 bits Spike Spike Spike Frequency/MHz 164 80 100 N/A 150 220 Frame Rate/Kfps N/A 10 0.63 40 100/1 095（Peak） 100/1 605（Peak） Execution time/ns N/A 760 N/A 44 60 41 Resources（LUT） 2 023302 073（w/o DSP） 20 873N/A 129 729 35 772 Throughput*/（pixels·s-1） N/A 2.621 G 48.38 M 4.000 G 1.638 G/17.94 G（Peak） 1.638 G/26.30 G（Peak）
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Chunhe YAO, Xu YANG, Mingxin ZHAO, Jian LIU, Nanjian WU, Liyuan LIU. An Ultra High-speed Object Location Processor for SPAD Spike Image Sensors[J]. Acta Photonica Sinica, 2022, 51(11): 1104001
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Received: Apr. 18, 2022
Accepted: May. 13, 2022
Published Online: Dec. 13, 2022
The Author Email: Liyuan LIU (liuly@semi.ac.cn)
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