光学学报, 2020, 40 (23): 2325001, 网络出版: 2020-11-24
基于分布式反馈激光器的高速运动方向选择和识别 
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High-Speed Motion Direction Selection and Recognition Based on Distributed Feedback Laser
图 & 表
图 1. 电流偏置对DFB激光器脉冲响应特性的影响。(a)实验框架;(b)原理分析;(c)实验结果
Fig. 1. Effect of bias current on DFB laser pulse response characteristics. (a) Experimental setup; (b) principle analysis; (c) experimental results
图 2. DS模块示意图和神经元输出。(a)物体运动在pd的情况;(b)感光器及各神经元在图2 (a)情况下的输出;(c)物体运动在nd的情况;(d)感光器及各神经元在图2 (c)情况下的输出
Fig. 2. Schematic of DS module and output of neurons. (a) Matter motion in pd; (b) output of photoreceptors and neurons corresponding to Fig. 2 (a); (c) matter motion in nd; (d) output of photoreceptors and neurons corresponding to Fig. 2 (c)
图 4. 不同探测信号时间间隔下的实验结果。(a) Δt=2 μs;(b) Δt=-6 μs;(c) Δt=1 μs;(d) Δt=-7 μs
Fig. 4. Experimental results under different probe signal time delays. (a) Δt=2 μs; (b) Δt=-6 μs; (c) Δt=1 μs; (d) Δt=-7 μs
图 5. 模块适用速度范围的定量描述示意图
Fig. 5. Quantitative description diagram of applicable speed range of module
虞韫之, 马伯文, 邹卫文. 基于分布式反馈激光器的高速运动方向选择和识别[J]. 光学学报, 2020, 40(23): 2325001. Yunzhi Yu, Bowen Ma, Weiwen Zou. High-Speed Motion Direction Selection and Recognition Based on Distributed Feedback Laser[J]. Acta Optica Sinica, 2020, 40(23): 2325001.
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