Chinese Optics Letters, Volume. 20, Issue 10, 100601(2022)
Portable system integrated with time comparison, ranging, and communication
Figures & Tables(6)
Fig. 1. Schematic of asynchronous two-way optical link. SPD, single-photon detector; LD, laser diode; SF, start of frame; EF, end of frame; FPGA, field programmable gate array.
Fig. 2. (a) Schematic of m-sequence generator. (b) Flow chart of data decoding process.
Fig. 3. (a) Schematic of asynchronous two-way optical link. (b) System takes place at the Lanxiang Lake, Shanghai. SPD, single-photon detector; LD, laser diode; FPGA, field programmable gate array; F, filter; M, mirror; VOA, variable optical attenuator; COL, collimator.
Fig. 5. (a) Time comparison results. (b) Statistical histogram of distance measurement.
Table 1. Working State of Five-Stage Linear Feedback Shift Register
View tableView in ArticleTable 1. Working State of Five-Stage Linear Feedback Shift Register
Out Out 0 1 0 0 1 1 0 0 0 1 1 1 0 0 1 0 0 0 1 0 0 0 1 1 0 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 1 0 0 0 0 0 1 1 1 1 0 0 0 1 0 0 0 0 1 1 1 1 1 1 1 0 1 0 0 0 0 1 1 1 1 1 0 1 0 1 0 0 0 0 1 1 1 1 1 0 1 0 1 1 1 0 0 1 1 1 1 1 0 1 0 0 1 1 0 0 1 1 1 1 1 0 1 1 0 1 1 0 0 0 0 1 1 1 0 0 1 0 1 1 0 0 1 0 1 1 1 1 0 1 0 1 1 1 1 1 0 1 1 1 0 0 1 0 1 1 0 1 1 0 1 1 1 0 0 1 0 0 0 0 1 1 0 0
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Qiongqiong Zhang, Chengkai Pang, Yurong Wang, Guangyue Shen, Lei Yang, Zhaohui Li, Haiyan Huang, Guang Wu. Portable system integrated with time comparison, ranging, and communication[J]. Chinese Optics Letters, 2022, 20(10): 100601
Paper Information
Category: Fiber Optics and Optical Communications
Received: Feb. 11, 2022
Accepted: May. 25, 2022
Published Online: Jun. 27, 2022
The Author Email: Guang Wu (gwu@phy.ecnu.edu.cn)
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