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Longjun Zheng

Nanjing University of Posts and Telecommunications

China

SCHOLARLY PAPERS

2

DOWNLOADS

86

TOTAL CITATIONS

0

Scholarly Papers (2)

1.

Color Image Encryption Using Spatial Oam Beam Through a Multimode Fiber

Number of pages: 17 Posted: 02 Apr 2025
Nanjing University of Posts and Telecommunications, Nanjing University of Posts and Telecommunications, Nanjing University of Posts and Telecommunications, Nanjing University of Posts and Telecommunications and Nanjing University of Posts and Telecommunications
Downloads 65 (924,743)

Abstract:

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Optical color image encryption, Multimode optical fiber, Orbital angular momentum vortex beam, Asymmetric Decoupling Deep Learning-based (ADDL) framework, Resistant to unsupervised learning attacks

2.

High-precision absolute distance ranging using a calibrated pulse-pair ruler

Number of pages: 14 Posted: 01 Apr 2026
affiliation not provided to SSRN, affiliation not provided to SSRN, Nanjing University of Posts and Telecommunications, Zhejiang University, Zhejiang Normal University, affiliation not provided to SSRN and Zhejiang University
Downloads 21 (1,491,251)

Abstract:

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Absolute distance ranging, Dispersive Fourier transform, Spectral interferometry, Frequency comb metrology.