Coaxial Scanning Real-Time Light Stimulus System

Xingjie Jin; Feng Gao; Xin Xu; Wen Kong; Zhuangzhi Yan; Guohua Shi

doi:10.3788/AOS201939.0317003

Acta Optica Sinica, Volume. 39, Issue 3, 0317003(2019)

Coaxial Scanning Real-Time Light Stimulus System

Xingjie Jin^1,2, Feng Gao², Xin Xu², Wen Kong², Zhuangzhi Yan^1、*, and Guohua Shi^2、*

Author Affiliations

¹ School of Communication and Information Engineering, Shanghai University, Shanghai 200444, China

² Jiangsu Key Laboratory of Medical Optics, Suzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Sciences, Suzhou, Jiangsu 215163, China

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Figures & Tables(9)

Fig. 1. Optical path of coaxial scanning real-time light stimulus system

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Fig. 2. Schematic of coaxial scanning real-time light stimulus system used in LSCM

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Fig. 3. Output state machine logic of FPGA

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Fig. 4. Software flow chart

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Fig. 5. Stimulus and imaging results of coaxial scanning real-time light stimulus system on LSCM. (a) Black ring; (b) black E; (c) small black squares

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Table 1. Related parameters of AOM
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Table 1. Related parameters of AOM
Wavelength of operation /nm Digital modulation bandwidth /MHz Rise time /ns
670±15 100 5

Table 2. Main parameters of PCIE IP core
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Table 2. Main parameters of PCIE IP core
Device port type Lane width Maximum link speed /(GT·s^-1) AXI interface width /bit AXI interface frequency /MHz Interrupt type
Endpoint ×8 5 128 250 MSI

Table 3. Tested transmission time for single frame and 10 times
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Table 3. Tested transmission time for single frame and 10 times
Experiment number Transmission time / ms
1 1.1941
2 1.4936
3 1.1189
4 1.2250
5 1.7650
6 1.3218
7 1.0354
8 1.0655
9 1.0255
10 1.0264
Average 1.2271

Table 4. Tested transmission rate for 100 frames and 10 times
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Table 4. Tested transmission rate for 100 frames and 10 times
Experiment number Transmission rate /(GB·s^-1)
1 1.4705
2 1.3040
3 1.4396
4 1.4484
5 1.4671
6 1.4911
7 1.4783
8 1.4051
9 1.4977
10 1.4001
Average 1.4402

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Xingjie Jin, Feng Gao, Xin Xu, Wen Kong, Zhuangzhi Yan, Guohua Shi. Coaxial Scanning Real-Time Light Stimulus System[J]. Acta Optica Sinica, 2019, 39(3): 0317003

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