• Acta Optica Sinica
  • Vol. 40, Issue 11, 1106002 (2020)
Chao He1、*, Hui Ye2, Tian Chen1, and Pengyu Cheng3
Author Affiliations
  • 1The Thirty Eighth Institute, China Electronics Technology Group Corporation, Hefei, Anhui 230093, China
  • 2The First Affiliated Hospital, University of Science and Technology of China, Hefei, Anhui 230036, China
  • 3School of Communication and Information Engineering, Shanghai University, Shanghai 200444, China
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    DOI: 10.3788/AOS202040.1106002 Cite this Article Set citation alerts
    Chao He, Hui Ye, Tian Chen, Pengyu Cheng. Space Optical Encoding Communication Based on Optical Bright-Ring Lattice[J]. Acta Optica Sinica, 2020, 40(11): 1106002 Copy Citation Text show less
    Intensity and phase distributions of optical bright-ring lattice E03,-3
    Fig. 1. Intensity and phase distributions of optical bright-ring lattice E03,-3
    CGH of optical bright-ring lattice E03,-3. (a) Original CGH; (b) 15 times magnification of central area
    Fig. 2. CGH of optical bright-ring lattice E03,-3. (a) Original CGH; (b) 15 times magnification of central area
    Numerical reconstruction of optical bright-ring lattice E03,-3. (a) Intensity; (b) phase
    Fig. 3. Numerical reconstruction of optical bright-ring lattice E03,-3. (a) Intensity; (b) phase
    Relationship between optical bright-ring lattice modes and quaternary numbers
    Fig. 4. Relationship between optical bright-ring lattice modes and quaternary numbers
    Decoding of optical bright-ring lattice modes at different included angles. (a) π; (b) π/4; (c) π/2; (d) π/3
    Fig. 5. Decoding of optical bright-ring lattice modes at different included angles. (a) π; (b) π/4; (c) π/2; (d) π/3
    Decoding of optical bright-ring lattice modes under partial interference. (a) π/2; (b) π/3; (c) π/4; (d) π
    Fig. 6. Decoding of optical bright-ring lattice modes under partial interference. (a) π/2; (b) π/3; (c) π/4; (d) π
    Schematic of experimental principle
    Fig. 7. Schematic of experimental principle
    Decoding of experimentally generated optical bright-ring lattice modes. (a) π; (b) π/4; (c) π/2; (d) π/3; (e) π/2; (f) π/3; (g) π/4; (h) π
    Fig. 8. Decoding of experimentally generated optical bright-ring lattice modes. (a) π; (b) π/4; (c) π/2; (d) π/3; (e) π/2; (f) π/3; (g) π/4; (h) π
    Transmission process of little dog image
    Fig. 9. Transmission process of little dog image
    2×2 optical bright-ring lattice array modes. (a)(b) Numerical calculation; (c)(d) experimental measurement
    Fig. 10. 2×2 optical bright-ring lattice array modes. (a)(b) Numerical calculation; (c)(d) experimental measurement
    4×4 optical bright-ring lattice array modes. (a) Numerical calculation; (b) experimental measurement
    Fig. 11. 4×4 optical bright-ring lattice array modes. (a) Numerical calculation; (b) experimental measurement
    TitleRange
    Optical bright-ring lattice mode combination(E01,-1,E01,-1,E01,-1,E01,-1)--(E04,-4,E04,-4,E04,-4,E04,-4)
    Included angle combinationof adjacent bright petals(π,π,π,π)--π4,π4,π4,π4
    Quaternary number combination(0000)--(3333)
    Pixel value0--255
    Table 1. Relationship among optical bright-ring lattice modes, included angles of adjacent bright petals, quaternary numbers, and pixel values
    Chao He, Hui Ye, Tian Chen, Pengyu Cheng. Space Optical Encoding Communication Based on Optical Bright-Ring Lattice[J]. Acta Optica Sinica, 2020, 40(11): 1106002
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