Non-Line-of-Sight Azimuth Transmission Technology Based on Polarization-Maintaining Fiber

Wei Cai; Zhonghao Zhao; Zhiyong Yang; Lina Luo

doi:10.3788/AOS202040.1512001

Journals >Acta Optica Sinica >Volume 40 >Issue 15 >Page 1512001 > Article

Acta Optica Sinica
Vol. 40, Issue 15, 1512001 (2020)

Non-Line-of-Sight Azimuth Transmission Technology Based on Polarization-Maintaining Fiber

Wei Cai, Zhonghao Zhao^*, Zhiyong Yang, and Lina Luo

Author Affiliations

Armament Launch Theory and Technology Key Discipline Laboratory of PRC, Rocket Force University of Engineering, Xi′an, Shaanxi 710025, China

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DOI: 10.3788/AOS202040.1512001 Cite this Article Set citation alerts

Wei Cai, Zhonghao Zhao, Zhiyong Yang, Lina Luo. Non-Line-of-Sight Azimuth Transmission Technology Based on Polarization-Maintaining Fiber[J]. Acta Optica Sinica, 2020, 40(15): 1512001 Copy Citation Text

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Fig. 1. Principle of azimuth detection

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Fig. 2. Principle of azimuth transmission system based on polarization-maintaining fiber

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Fig. 3. Exploded view of polarized light vector

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Fig. 4. Extreme value distribution of output alternating current signal when m_f=0.0087 rad and k=1000. (a) δ=1 rad, α=1'; (b) δ=1 rad, α=30'; (c) δ=1 rad; (d) α=30'

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Fig. 5. Error of azimuth detection

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Fig. 6. Error caused by phase difference. (a) α=1'; (b) α=30°

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Fig. 7. Error caused by azimuth. (a) δ=π/6, δ=π/3; (b) δ=π/2

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Device	Jones matrix	Expression
Polarizer 1	J₁	$[\begin{array}{l} co s^{2} φ & \cos φ \sin φ \\ \cos φ \sin φ & si n^{2} φ \end{array}]$
Faraday modulator	J₂	$[\begin{array}{l} \cos θ & \sin θ \\ - \sin θ & \cos θ \end{array}]$
PMF	J₃	$[\begin{array}{l} co s^{2} γ \cdot \exp (j δ / 2) + si n^{2} γ \cdot \exp (- j δ / 2) & 2 jcos γ \sin γ \sin (δ / 2) \\ 2 jcos γ \sin γ \sin (δ / 2) & co s^{2} γ \cdot \exp (- j δ / 2) + si n^{2} γ \cdot \exp (j δ / 2) \end{array}]$
Polarizer 2	J₄	$[\begin{array}{l} co s^{2} (β + φ) & \cos (β + φ) \sin (β + φ) \\ \cos (β + φ) \sin (β + φ) & si n^{2} (β + φ) \end{array}]$

Table 1. Jones matrix for device

Wei Cai, Zhonghao Zhao, Zhiyong Yang, Lina Luo. Non-Line-of-Sight Azimuth Transmission Technology Based on Polarization-Maintaining Fiber[J]. Acta Optica Sinica, 2020, 40(15): 1512001

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