Infrared and Laser Engineering, Volume. 52, Issue 9, 20220892(2023)
Linear APD hybrid time-of-flight ranging model and readout circuit design
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Fig. 10. (a) Hybrid ranging results; (b) Accuracy error of the 29th subperiod
Table 1. Comparison of performance in this paper with advanced designs
View tableView in ArticleTable 1. Comparison of performance in this paper with advanced designs
Performance Ref.[ 4 ]Ref.[ 6 ]Ref.[ 9 ]Ref.[ 10 ]Ref.[ 11 ]Ref.[ 12 ]Ref.[ 13 ]This paper TOF type Direct Direct Indirect Hybrid Hybrid Indirect Indirect Hybrid Technology/nm 180 180 180 65 - 130 110 180 Resolution 320×256 64×64 64×64 1200×900 640 $ \times $ 512 $ \times $ 64×64 5×5 Pixel size/μm 30 50 20 6 10 10 32 50 Input stage CTIA CTIA CTIA DI DI DI CTIA CTIA Detector LM-APD GM-APD PD GM-APD PD - LM-APD LM-APD Range/m 30 613.5 7.5 250 40 0.8-4.2 2 108.75 Nonlinearity - 1.1% - - - 0.75% 0.2% Precision/cm 11 15 31.5 10-150 40 2.1 6.8 11.355 Modulation Frequency/MHz - - 2.5 50 90/110 80 25 25 Frame/fps 7 20000 26 450 30 30 96 66700
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Jiaqi Shao, Honglei Chen, Ruijun Ding. Linear APD hybrid time-of-flight ranging model and readout circuit design[J]. Infrared and Laser Engineering, 2023, 52(9): 20220892
Paper Information
Category: Infrared technology and application
Received: Oct. 20, 2022
Accepted: --
Published Online: Oct. 23, 2023
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